2187 lines
64 KiB
TypeScript
2187 lines
64 KiB
TypeScript
import { describe, test, expect } from 'bun:test'
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import { SceneGraph, type SceneNode, type GridTrack, computeLayout, computeAllLayouts, createEditor, setTextMeasurer, FigmaAPI, readFigFile } from '@open-pencil/core'
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import { createEditorStore } from '@/stores/editor'
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function pageId(graph: SceneGraph) {
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return graph.getPages()[0].id
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}
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function autoFrame(
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graph: SceneGraph,
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parentId: string,
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overrides: Partial<SceneNode> = {}
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): SceneNode {
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return graph.createNode('FRAME', parentId, {
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layoutMode: 'HORIZONTAL',
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primaryAxisSizing: 'FIXED',
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counterAxisSizing: 'FIXED',
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width: 400,
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height: 200,
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...overrides,
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})
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}
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function rect(
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graph: SceneGraph,
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parentId: string,
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w = 50,
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h = 50,
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overrides: Partial<SceneNode> = {}
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): SceneNode {
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return graph.createNode('RECTANGLE', parentId, {
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name: 'Rect',
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width: w,
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height: h,
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...overrides,
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})
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}
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async function loadFixtureGraph(name: string) {
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const path = new URL(`../fixtures/${name}`, import.meta.url)
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const buffer = await Bun.file(path).arrayBuffer()
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const file = new File([buffer], name, { type: 'application/octet-stream' })
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return readFigFile(file)
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}
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describe('Auto Layout', () => {
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describe('horizontal basic', () => {
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test('positions children left-to-right', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph))
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rect(graph, frame.id, 80, 40)
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rect(graph, frame.id, 60, 40)
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rect(graph, frame.id, 100, 40)
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computeLayout(graph, frame.id)
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const children = graph.getChildren(frame.id)
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expect(children[0].x).toBe(0)
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expect(children[1].x).toBe(80)
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expect(children[2].x).toBe(140)
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})
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test('applies item spacing', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), { itemSpacing: 10 })
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rect(graph, frame.id, 50, 50)
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rect(graph, frame.id, 50, 50)
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rect(graph, frame.id, 50, 50)
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computeLayout(graph, frame.id)
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const children = graph.getChildren(frame.id)
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expect(children[0].x).toBe(0)
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expect(children[1].x).toBe(60)
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expect(children[2].x).toBe(120)
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})
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test('applies padding', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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paddingTop: 10,
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paddingRight: 20,
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paddingBottom: 30,
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paddingLeft: 40,
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})
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rect(graph, frame.id, 50, 50)
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computeLayout(graph, frame.id)
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const child = graph.getChildren(frame.id)[0]
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expect(child.x).toBe(40)
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expect(child.y).toBe(10)
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})
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test('applies padding and spacing together', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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paddingLeft: 20,
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paddingTop: 15,
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itemSpacing: 10,
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})
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rect(graph, frame.id, 50, 30)
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rect(graph, frame.id, 50, 30)
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computeLayout(graph, frame.id)
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const children = graph.getChildren(frame.id)
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expect(children[0].x).toBe(20)
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expect(children[0].y).toBe(15)
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expect(children[1].x).toBe(80)
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expect(children[1].y).toBe(15)
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})
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test('positions children right-to-left when layoutDirection is RTL', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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width: 300,
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height: 80,
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layoutDirection: 'RTL',
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paddingLeft: 20,
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paddingRight: 30,
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itemSpacing: 10
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})
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rect(graph, frame.id, 50, 30)
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rect(graph, frame.id, 60, 30)
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computeLayout(graph, frame.id)
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const children = graph.getChildren(frame.id)
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expect(children[0].x).toBe(220)
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expect(children[1].x).toBe(150)
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})
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test('inherits RTL flow when layoutDirection is AUTO inside an RTL parent', () => {
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const graph = new SceneGraph()
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const outer = autoFrame(graph, pageId(graph), {
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width: 320,
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height: 120,
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layoutDirection: 'RTL'
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})
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const inner = autoFrame(graph, outer.id, {
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width: 240,
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height: 80,
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layoutDirection: 'AUTO'
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})
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rect(graph, inner.id, 50, 30)
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rect(graph, inner.id, 60, 30)
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computeAllLayouts(graph, outer.id)
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const children = graph.getChildren(inner.id)
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expect(children[0].x).toBe(190)
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expect(children[1].x).toBe(130)
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})
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test('allows nested frame to override parent flow direction', () => {
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const graph = new SceneGraph()
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const outer = autoFrame(graph, pageId(graph), {
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width: 320,
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height: 120,
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layoutDirection: 'LTR'
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})
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const inner = autoFrame(graph, outer.id, {
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width: 240,
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height: 80,
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layoutDirection: 'RTL'
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})
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rect(graph, inner.id, 50, 30)
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rect(graph, inner.id, 60, 30)
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computeAllLayouts(graph, outer.id)
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const children = graph.getChildren(inner.id)
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expect(children[0].x).toBe(190)
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expect(children[1].x).toBe(130)
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})
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test('recomputes deep auto descendants when parent flow changes', () => {
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const graph = new SceneGraph()
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const outer = graph.createNode('FRAME', pageId(graph), {
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layoutMode: 'VERTICAL',
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primaryAxisSizing: 'FIXED',
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counterAxisSizing: 'FIXED',
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width: 320,
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height: 200,
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layoutDirection: 'LTR'
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})
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const wrapper = graph.createNode('FRAME', outer.id, {
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layoutMode: 'NONE',
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width: 280,
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height: 120
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})
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const inner = autoFrame(graph, wrapper.id, {
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width: 240,
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height: 80,
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layoutDirection: 'AUTO'
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})
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rect(graph, inner.id, 50, 30)
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rect(graph, inner.id, 60, 30)
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const editor = createEditor({ graph })
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editor.updateNodeWithUndo(outer.id, { layoutDirection: 'RTL' }, 'Change layout direction')
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const children = graph.getChildren(inner.id)
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expect(children[0].x).toBe(190)
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expect(children[1].x).toBe(130)
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})
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})
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describe('vertical basic', () => {
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test('positions children top-to-bottom', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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layoutMode: 'VERTICAL',
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width: 200,
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height: 400,
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})
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rect(graph, frame.id, 50, 80)
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rect(graph, frame.id, 50, 60)
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rect(graph, frame.id, 50, 100)
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computeLayout(graph, frame.id)
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const children = graph.getChildren(frame.id)
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expect(children[0].y).toBe(0)
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expect(children[1].y).toBe(80)
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expect(children[2].y).toBe(140)
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})
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test('applies item spacing vertically', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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layoutMode: 'VERTICAL',
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width: 200,
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height: 400,
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itemSpacing: 16,
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})
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rect(graph, frame.id, 50, 40)
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rect(graph, frame.id, 50, 40)
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rect(graph, frame.id, 50, 40)
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computeLayout(graph, frame.id)
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const children = graph.getChildren(frame.id)
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expect(children[0].y).toBe(0)
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expect(children[1].y).toBe(56)
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expect(children[2].y).toBe(112)
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})
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})
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describe('alignment - primary axis', () => {
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test('center alignment (horizontal)', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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width: 400,
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height: 100,
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primaryAxisAlign: 'CENTER',
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})
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rect(graph, frame.id, 100, 50)
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computeLayout(graph, frame.id)
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const child = graph.getChildren(frame.id)[0]
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expect(child.x).toBe(150)
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})
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test('max alignment (horizontal)', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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width: 400,
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height: 100,
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primaryAxisAlign: 'MAX',
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})
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rect(graph, frame.id, 100, 50)
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computeLayout(graph, frame.id)
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const child = graph.getChildren(frame.id)[0]
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expect(child.x).toBe(300)
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})
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test('space-between alignment (horizontal)', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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width: 400,
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height: 100,
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primaryAxisAlign: 'SPACE_BETWEEN',
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})
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rect(graph, frame.id, 50, 50)
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rect(graph, frame.id, 50, 50)
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rect(graph, frame.id, 50, 50)
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computeLayout(graph, frame.id)
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const children = graph.getChildren(frame.id)
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expect(children[0].x).toBe(0)
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expect(children[2].x).toBe(350)
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expect(children[1].x).toBeCloseTo(175, 0)
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})
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test('center alignment (vertical)', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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layoutMode: 'VERTICAL',
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width: 200,
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height: 400,
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primaryAxisAlign: 'CENTER',
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})
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rect(graph, frame.id, 50, 100)
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computeLayout(graph, frame.id)
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const child = graph.getChildren(frame.id)[0]
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expect(child.y).toBe(150)
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})
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test('max alignment (vertical)', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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layoutMode: 'VERTICAL',
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width: 200,
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height: 400,
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primaryAxisAlign: 'MAX',
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})
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rect(graph, frame.id, 50, 100)
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computeLayout(graph, frame.id)
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const child = graph.getChildren(frame.id)[0]
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expect(child.y).toBe(300)
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})
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})
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describe('alignment - counter axis', () => {
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test('center cross-axis alignment (horizontal)', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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width: 400,
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height: 200,
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counterAxisAlign: 'CENTER',
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})
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rect(graph, frame.id, 50, 50)
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computeLayout(graph, frame.id)
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const child = graph.getChildren(frame.id)[0]
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expect(child.y).toBe(75)
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})
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test('max cross-axis alignment (horizontal)', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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width: 400,
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height: 200,
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counterAxisAlign: 'MAX',
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})
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rect(graph, frame.id, 50, 50)
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computeLayout(graph, frame.id)
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const child = graph.getChildren(frame.id)[0]
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expect(child.y).toBe(150)
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})
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test('center cross-axis alignment (vertical)', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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layoutMode: 'VERTICAL',
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width: 200,
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height: 400,
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counterAxisAlign: 'CENTER',
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})
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rect(graph, frame.id, 50, 50)
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computeLayout(graph, frame.id)
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const child = graph.getChildren(frame.id)[0]
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expect(child.x).toBe(75)
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})
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test('stretch cross-axis alignment (horizontal)', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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width: 400,
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height: 200,
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counterAxisAlign: 'STRETCH',
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})
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rect(graph, frame.id, 50, 50)
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computeLayout(graph, frame.id)
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const child = graph.getChildren(frame.id)[0]
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expect(child.height).toBe(200)
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})
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test('stretch cross-axis alignment (vertical)', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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layoutMode: 'VERTICAL',
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width: 200,
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height: 400,
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counterAxisAlign: 'STRETCH',
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})
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rect(graph, frame.id, 50, 50)
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computeLayout(graph, frame.id)
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const child = graph.getChildren(frame.id)[0]
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expect(child.width).toBe(200)
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})
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})
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describe('sizing modes', () => {
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test('hug contents horizontally', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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primaryAxisSizing: 'HUG',
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counterAxisSizing: 'FIXED',
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width: 999,
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height: 100,
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itemSpacing: 10,
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})
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rect(graph, frame.id, 50, 50)
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rect(graph, frame.id, 70, 50)
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computeLayout(graph, frame.id)
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const f = graph.getNode(frame.id)!
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expect(f.width).toBe(130)
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})
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test('hug contents vertically', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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layoutMode: 'VERTICAL',
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primaryAxisSizing: 'HUG',
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counterAxisSizing: 'FIXED',
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width: 200,
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height: 999,
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itemSpacing: 10,
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})
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rect(graph, frame.id, 50, 40)
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rect(graph, frame.id, 50, 60)
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computeLayout(graph, frame.id)
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const f = graph.getNode(frame.id)!
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expect(f.height).toBe(110)
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})
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test('hug includes padding', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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primaryAxisSizing: 'HUG',
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counterAxisSizing: 'HUG',
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width: 999,
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height: 999,
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paddingTop: 10,
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paddingRight: 20,
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paddingBottom: 30,
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paddingLeft: 40,
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})
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rect(graph, frame.id, 100, 50)
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computeLayout(graph, frame.id)
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const f = graph.getNode(frame.id)!
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expect(f.width).toBe(160)
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expect(f.height).toBe(90)
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})
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test('child fill in horizontal layout', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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width: 400,
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height: 100,
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})
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rect(graph, frame.id, 100, 50)
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rect(graph, frame.id, 50, 50, { layoutGrow: 1 })
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computeLayout(graph, frame.id)
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const children = graph.getChildren(frame.id)
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expect(children[0].width).toBe(100)
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expect(children[1].width).toBe(300)
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})
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test('child fill in vertical layout', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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layoutMode: 'VERTICAL',
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width: 200,
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height: 400,
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})
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rect(graph, frame.id, 50, 100)
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rect(graph, frame.id, 50, 50, { layoutGrow: 1 })
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computeLayout(graph, frame.id)
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const children = graph.getChildren(frame.id)
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expect(children[0].height).toBe(100)
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expect(children[1].height).toBe(300)
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})
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test('multiple fill children share space equally', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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width: 300,
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height: 100,
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})
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rect(graph, frame.id, 50, 50, { layoutGrow: 1 })
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rect(graph, frame.id, 50, 50, { layoutGrow: 1 })
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rect(graph, frame.id, 50, 50, { layoutGrow: 1 })
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computeLayout(graph, frame.id)
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const children = graph.getChildren(frame.id)
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expect(children[0].width).toBe(100)
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expect(children[1].width).toBe(100)
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expect(children[2].width).toBe(100)
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})
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test('fill with spacing and padding', () => {
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const graph = new SceneGraph()
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const frame = autoFrame(graph, pageId(graph), {
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width: 400,
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height: 100,
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paddingLeft: 20,
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paddingRight: 20,
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itemSpacing: 10,
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})
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rect(graph, frame.id, 100, 50)
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rect(graph, frame.id, 50, 50, { layoutGrow: 1 })
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computeLayout(graph, frame.id)
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const children = graph.getChildren(frame.id)
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expect(children[0].width).toBe(100)
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// 400 - 20 - 20 (padding) - 100 (fixed child) - 10 (spacing) = 250
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expect(children[1].width).toBe(250)
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})
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})
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describe('absolute positioning', () => {
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test('absolute children are skipped in layout', () => {
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||
const graph = new SceneGraph()
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||
const frame = autoFrame(graph, pageId(graph), {
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width: 400,
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||
height: 200,
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||
itemSpacing: 10,
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||
})
|
||
rect(graph, frame.id, 50, 50)
|
||
rect(graph, frame.id, 50, 50, {
|
||
layoutPositioning: 'ABSOLUTE',
|
||
x: 200,
|
||
y: 100,
|
||
})
|
||
rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
// First auto child at 0
|
||
expect(children[0].x).toBe(0)
|
||
// Absolute child should keep its position
|
||
expect(children[1].x).toBe(200)
|
||
expect(children[1].y).toBe(100)
|
||
// Third child should be right after first (no gap for absolute)
|
||
expect(children[2].x).toBe(60)
|
||
})
|
||
})
|
||
|
||
describe('hidden children', () => {
|
||
test('hidden children preserve original size but collapse in layout', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 300,
|
||
height: 100,
|
||
itemSpacing: 10,
|
||
})
|
||
rect(graph, frame.id, 50, 50, { visible: false })
|
||
rect(graph, frame.id, 80, 40)
|
||
rect(graph, frame.id, 50, 50, { visible: false })
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].width).toBe(50)
|
||
expect(children[0].height).toBe(50)
|
||
expect(children[1].x).toBe(0)
|
||
expect(children[1].width).toBe(80)
|
||
expect(children[2].width).toBe(50)
|
||
expect(children[2].height).toBe(50)
|
||
})
|
||
|
||
test('hidden children do not consume spacing', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 400,
|
||
height: 100,
|
||
itemSpacing: 20,
|
||
})
|
||
rect(graph, frame.id, 50, 50, { visible: false })
|
||
rect(graph, frame.id, 100, 50)
|
||
rect(graph, frame.id, 100, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[1].x).toBe(0)
|
||
expect(children[2].x).toBe(120)
|
||
})
|
||
|
||
test('hug frame ignores hidden children for sizing', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
primaryAxisSizing: 'HUG',
|
||
counterAxisSizing: 'HUG',
|
||
})
|
||
rect(graph, frame.id, 200, 200, { visible: false })
|
||
rect(graph, frame.id, 50, 30)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const f = graph.getNode(frame.id)!
|
||
expect(f.width).toBe(50)
|
||
expect(f.height).toBe(30)
|
||
})
|
||
|
||
test('hidden nested auto-layout children preserve size but collapse in layout', () => {
|
||
const graph = new SceneGraph()
|
||
const outer = autoFrame(graph, pageId(graph), {
|
||
width: 300,
|
||
height: 100,
|
||
itemSpacing: 16,
|
||
})
|
||
const inner = autoFrame(graph, outer.id, {
|
||
primaryAxisSizing: 'FIXED',
|
||
counterAxisSizing: 'FIXED',
|
||
width: 50,
|
||
height: 50,
|
||
visible: false,
|
||
})
|
||
rect(graph, inner.id, 30, 30)
|
||
rect(graph, outer.id, 80, 40)
|
||
|
||
computeLayout(graph, outer.id)
|
||
|
||
const children = graph.getChildren(outer.id)
|
||
const innerNode = graph.getNode(inner.id)!
|
||
expect(innerNode.width).toBe(50)
|
||
expect(innerNode.height).toBe(50)
|
||
expect(children[1].x).toBe(0)
|
||
})
|
||
})
|
||
|
||
describe('self-alignment', () => {
|
||
test('layoutAlignSelf STRETCH overrides counter axis', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 400,
|
||
height: 200,
|
||
counterAxisAlign: 'MIN',
|
||
})
|
||
rect(graph, frame.id, 50, 50, { layoutAlignSelf: 'STRETCH' })
|
||
rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].height).toBe(200)
|
||
expect(children[1].height).toBe(50)
|
||
})
|
||
})
|
||
|
||
describe('nested auto layout', () => {
|
||
test('nested horizontal frames', () => {
|
||
const graph = new SceneGraph()
|
||
const outer = autoFrame(graph, pageId(graph), {
|
||
width: 500,
|
||
height: 200,
|
||
itemSpacing: 10,
|
||
})
|
||
const inner = autoFrame(graph, outer.id, {
|
||
primaryAxisSizing: 'HUG',
|
||
counterAxisSizing: 'FIXED',
|
||
width: 999,
|
||
height: 100,
|
||
itemSpacing: 5,
|
||
})
|
||
rect(graph, inner.id, 40, 40)
|
||
rect(graph, inner.id, 60, 40)
|
||
rect(graph, outer.id, 80, 80)
|
||
|
||
computeLayout(graph, outer.id)
|
||
|
||
const innerNode = graph.getNode(inner.id)!
|
||
expect(innerNode.width).toBe(105)
|
||
expect(innerNode.x).toBe(0)
|
||
|
||
const outerChildren = graph.getChildren(outer.id)
|
||
expect(outerChildren[1].x).toBe(115)
|
||
})
|
||
|
||
test('nested vertical inside horizontal', () => {
|
||
const graph = new SceneGraph()
|
||
const outer = autoFrame(graph, pageId(graph), {
|
||
width: 500,
|
||
height: 300,
|
||
itemSpacing: 20,
|
||
})
|
||
const inner = autoFrame(graph, outer.id, {
|
||
layoutMode: 'VERTICAL',
|
||
primaryAxisSizing: 'HUG',
|
||
counterAxisSizing: 'FIXED',
|
||
width: 100,
|
||
height: 999,
|
||
itemSpacing: 10,
|
||
})
|
||
rect(graph, inner.id, 80, 50)
|
||
rect(graph, inner.id, 80, 70)
|
||
rect(graph, outer.id, 60, 60)
|
||
|
||
computeLayout(graph, outer.id)
|
||
|
||
const innerNode = graph.getNode(inner.id)!
|
||
expect(innerNode.height).toBe(130)
|
||
|
||
const outerChildren = graph.getChildren(outer.id)
|
||
expect(outerChildren[0].x).toBe(0)
|
||
expect(outerChildren[1].x).toBe(120)
|
||
})
|
||
|
||
test('computeAllLayouts handles deeply nested frames', () => {
|
||
const graph = new SceneGraph()
|
||
const page = pageId(graph)
|
||
const outer = autoFrame(graph, page, {
|
||
layoutMode: 'VERTICAL',
|
||
width: 300,
|
||
height: 500,
|
||
itemSpacing: 10,
|
||
})
|
||
const middle = autoFrame(graph, outer.id, {
|
||
layoutMode: 'HORIZONTAL',
|
||
primaryAxisSizing: 'HUG',
|
||
counterAxisSizing: 'HUG',
|
||
width: 999,
|
||
height: 999,
|
||
itemSpacing: 5,
|
||
})
|
||
rect(graph, middle.id, 40, 30)
|
||
rect(graph, middle.id, 60, 30)
|
||
rect(graph, outer.id, 100, 50)
|
||
|
||
computeAllLayouts(graph)
|
||
|
||
const middleNode = graph.getNode(middle.id)!
|
||
expect(middleNode.width).toBe(105)
|
||
expect(middleNode.height).toBe(30)
|
||
|
||
const outerChildren = graph.getChildren(outer.id)
|
||
expect(outerChildren[0].y).toBe(0)
|
||
expect(outerChildren[1].y).toBe(40)
|
||
})
|
||
})
|
||
|
||
describe('wrap layout', () => {
|
||
test('wraps children in horizontal layout', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 200,
|
||
height: 300,
|
||
layoutWrap: 'WRAP',
|
||
})
|
||
rect(graph, frame.id, 80, 40)
|
||
rect(graph, frame.id, 80, 40)
|
||
rect(graph, frame.id, 80, 40)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
// First two fit on first row (80 + 80 = 160 <= 200)
|
||
expect(children[0].x).toBe(0)
|
||
expect(children[0].y).toBe(0)
|
||
expect(children[1].x).toBe(80)
|
||
expect(children[1].y).toBe(0)
|
||
// Third wraps to second row
|
||
expect(children[2].x).toBe(0)
|
||
expect(children[2].y).toBe(40)
|
||
})
|
||
|
||
test('counterAxisSpacing adds gap between wrapped rows', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 200,
|
||
height: 300,
|
||
layoutWrap: 'WRAP',
|
||
counterAxisSpacing: 10,
|
||
})
|
||
rect(graph, frame.id, 120, 40)
|
||
rect(graph, frame.id, 120, 40)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].y).toBe(0)
|
||
expect(children[1].y).toBe(50)
|
||
})
|
||
|
||
test('itemSpacing with wrap', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 200,
|
||
height: 300,
|
||
layoutWrap: 'WRAP',
|
||
itemSpacing: 10,
|
||
})
|
||
// 90 + 10 + 90 = 190, fits in 200
|
||
rect(graph, frame.id, 90, 40)
|
||
rect(graph, frame.id, 90, 40)
|
||
// 90 wraps to next row
|
||
rect(graph, frame.id, 90, 40)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].x).toBe(0)
|
||
expect(children[1].x).toBe(100)
|
||
expect(children[2].x).toBe(0)
|
||
expect(children[2].y).toBe(40)
|
||
})
|
||
})
|
||
|
||
describe('counter axis spacing (no wrap)', () => {
|
||
test('counterAxisSpacing is ignored without wrap in horizontal', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 300,
|
||
height: 100,
|
||
counterAxisSpacing: 50,
|
||
layoutWrap: 'NO_WRAP',
|
||
})
|
||
rect(graph, frame.id, 50, 50)
|
||
rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
// Without wrap, counterAxisSpacing has no effect
|
||
expect(children[0].x).toBe(0)
|
||
expect(children[1].x).toBe(50)
|
||
})
|
||
})
|
||
|
||
describe('layout mode NONE', () => {
|
||
test('computeLayout does nothing for NONE layout', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = graph.createNode('FRAME', pageId(graph), {
|
||
name: 'Plain',
|
||
layoutMode: 'NONE',
|
||
width: 400,
|
||
height: 200,
|
||
})
|
||
const child = rect(graph, frame.id, 50, 50, { x: 100, y: 100 })
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const c = graph.getNode(child.id)!
|
||
expect(c.x).toBe(100)
|
||
expect(c.y).toBe(100)
|
||
})
|
||
})
|
||
|
||
describe('edge cases', () => {
|
||
test('empty auto layout frame', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
primaryAxisSizing: 'HUG',
|
||
counterAxisSizing: 'HUG',
|
||
paddingTop: 10,
|
||
paddingRight: 20,
|
||
paddingBottom: 30,
|
||
paddingLeft: 40,
|
||
})
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const f = graph.getNode(frame.id)!
|
||
expect(f.width).toBe(60)
|
||
expect(f.height).toBe(40)
|
||
})
|
||
|
||
test('single child', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 200,
|
||
height: 100,
|
||
})
|
||
rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const child = graph.getChildren(frame.id)[0]
|
||
expect(child.x).toBe(0)
|
||
expect(child.y).toBe(0)
|
||
expect(child.width).toBe(50)
|
||
expect(child.height).toBe(50)
|
||
})
|
||
|
||
test('all children absolute → frame hugs to padding only', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
primaryAxisSizing: 'HUG',
|
||
counterAxisSizing: 'HUG',
|
||
paddingTop: 5,
|
||
paddingRight: 5,
|
||
paddingBottom: 5,
|
||
paddingLeft: 5,
|
||
})
|
||
rect(graph, frame.id, 100, 100, { layoutPositioning: 'ABSOLUTE' })
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const f = graph.getNode(frame.id)!
|
||
expect(f.width).toBe(10)
|
||
expect(f.height).toBe(10)
|
||
})
|
||
|
||
test('zero-size children', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
primaryAxisSizing: 'HUG',
|
||
counterAxisSizing: 'HUG',
|
||
})
|
||
rect(graph, frame.id, 0, 0)
|
||
rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const f = graph.getNode(frame.id)!
|
||
expect(f.width).toBe(50)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].x).toBe(0)
|
||
expect(children[1].x).toBe(0)
|
||
})
|
||
})
|
||
|
||
describe('mixed sizing', () => {
|
||
test('fixed primary, hug counter (horizontal)', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 400,
|
||
height: 999,
|
||
primaryAxisSizing: 'FIXED',
|
||
counterAxisSizing: 'HUG',
|
||
})
|
||
rect(graph, frame.id, 50, 80)
|
||
rect(graph, frame.id, 50, 120)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const f = graph.getNode(frame.id)!
|
||
expect(f.width).toBe(400)
|
||
expect(f.height).toBe(120)
|
||
})
|
||
|
||
test('hug primary, fixed counter (vertical)', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
layoutMode: 'VERTICAL',
|
||
width: 200,
|
||
height: 999,
|
||
primaryAxisSizing: 'HUG',
|
||
counterAxisSizing: 'FIXED',
|
||
itemSpacing: 10,
|
||
})
|
||
rect(graph, frame.id, 50, 40)
|
||
rect(graph, frame.id, 80, 60)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const f = graph.getNode(frame.id)!
|
||
expect(f.height).toBe(110)
|
||
expect(f.width).toBe(200)
|
||
})
|
||
})
|
||
|
||
describe('nested auto layout with fill children', () => {
|
||
test('child frame with FILL sizing expands in parent', () => {
|
||
const graph = new SceneGraph()
|
||
const outer = autoFrame(graph, pageId(graph), {
|
||
width: 400,
|
||
height: 200,
|
||
itemSpacing: 10,
|
||
})
|
||
rect(graph, outer.id, 100, 50)
|
||
const inner = autoFrame(graph, outer.id, {
|
||
primaryAxisSizing: 'FIXED',
|
||
counterAxisSizing: 'FIXED',
|
||
width: 50,
|
||
height: 50,
|
||
layoutGrow: 1,
|
||
})
|
||
rect(graph, inner.id, 30, 30)
|
||
|
||
computeLayout(graph, outer.id)
|
||
|
||
const innerNode = graph.getNode(inner.id)!
|
||
// 400 - 100 - 10 = 290
|
||
expect(innerNode.width).toBe(290)
|
||
})
|
||
})
|
||
|
||
describe('gap mapping correctness', () => {
|
||
test('horizontal: itemSpacing is column gap, counterAxisSpacing is row gap', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 200,
|
||
height: 300,
|
||
layoutWrap: 'WRAP',
|
||
itemSpacing: 10,
|
||
counterAxisSpacing: 20,
|
||
})
|
||
// Each row: 90 + 10 + 90 = 190 <= 200
|
||
rect(graph, frame.id, 90, 40)
|
||
rect(graph, frame.id, 90, 40)
|
||
// These wrap
|
||
rect(graph, frame.id, 90, 40)
|
||
rect(graph, frame.id, 90, 40)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
// Row 1
|
||
expect(children[0].x).toBe(0)
|
||
expect(children[1].x).toBe(100)
|
||
// Row 2: y = 40 (row height) + 20 (counterAxisSpacing) = 60
|
||
expect(children[2].y).toBe(60)
|
||
expect(children[3].x).toBe(100)
|
||
})
|
||
|
||
test('vertical: itemSpacing is row gap, counterAxisSpacing is column gap', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
layoutMode: 'VERTICAL',
|
||
width: 300,
|
||
height: 200,
|
||
layoutWrap: 'WRAP',
|
||
itemSpacing: 10,
|
||
counterAxisSpacing: 20,
|
||
})
|
||
// Each column: 80 + 10 + 80 = 170 <= 200
|
||
rect(graph, frame.id, 40, 80)
|
||
rect(graph, frame.id, 40, 80)
|
||
// These wrap to second column
|
||
rect(graph, frame.id, 40, 80)
|
||
rect(graph, frame.id, 40, 80)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
// Column 1
|
||
expect(children[0].y).toBe(0)
|
||
expect(children[1].y).toBe(90)
|
||
// Column 2: x = 40 (col width) + 20 (counterAxisSpacing) = 60
|
||
expect(children[2].x).toBe(60)
|
||
expect(children[2].y).toBe(0)
|
||
expect(children[3].x).toBe(60)
|
||
expect(children[3].y).toBe(90)
|
||
})
|
||
})
|
||
|
||
describe('text measurement', () => {
|
||
test('opening imported fig keeps stored text bounds before CanvasKit measurement', async () => {
|
||
const graph = await loadFixtureGraph('gold-preview.fig')
|
||
const store = createEditorStore(graph)
|
||
const title = [...store.graph.getAllNodes()].find(
|
||
(node) => node.type === 'TEXT' && node.text === "World's largest"
|
||
)
|
||
const subtitle = [...store.graph.getAllNodes()].find(
|
||
(node) =>
|
||
node.type === 'TEXT' && node.text === 'Preline UI Figma - crafted with Tailwind CSS styles'
|
||
)
|
||
const description = [...store.graph.getAllNodes()].find(
|
||
(node) =>
|
||
node.type === 'TEXT' &&
|
||
node.text.startsWith('Preline UI Figma is the largest free design system for Figma')
|
||
)
|
||
|
||
if (!title || !subtitle || !description) {
|
||
throw new Error('Expected imported text nodes in gold-preview.fig')
|
||
}
|
||
|
||
expect(title.width).toBe(444)
|
||
expect(title.height).toBe(73)
|
||
expect(subtitle.width).toBe(439)
|
||
expect(subtitle.height).toBe(22)
|
||
expect(description.width).toBe(878)
|
||
expect(description.height).toBe(60)
|
||
|
||
await store.switchPage(store.graph.getPages()[0].id)
|
||
|
||
expect(store.graph.getNode(title.id)?.width).toBe(444)
|
||
expect(store.graph.getNode(title.id)?.height).toBe(73)
|
||
expect(store.graph.getNode(subtitle.id)?.width).toBe(439)
|
||
expect(store.graph.getNode(subtitle.id)?.height).toBe(22)
|
||
expect(store.graph.getNode(description.id)?.width).toBe(878)
|
||
expect(store.graph.getNode(description.id)?.height).toBe(60)
|
||
})
|
||
|
||
test('imported nested instance layout recomputes hidden sibling offsets', async () => {
|
||
const graph = await loadFixtureGraph('gold-preview.fig')
|
||
const previewRoot = graph.getChildren(graph.getPages()[0].id)[0]
|
||
const wysiwygEditor = graph.getChildren(previewRoot.id).find((node) => node.name === '_WYSIWYG-editor')
|
||
const toolbarVariant = wysiwygEditor
|
||
? graph.getChildren(wysiwygEditor.id).find((node) => node.name === '_on-text-WYSIWYG-toolbar')
|
||
: undefined
|
||
const toolbarRow = toolbarVariant
|
||
? graph.getChildren(toolbarVariant.id).find((node) => node.name === 'Toolbar')
|
||
: undefined
|
||
const hiddenInput = toolbarRow
|
||
? graph.getChildren(toolbarRow.id).find((node) => node.name === 'Input')
|
||
: undefined
|
||
const visibleToolbar = toolbarRow
|
||
? graph.getChildren(toolbarRow.id).find(
|
||
(node) => node.name === 'Toolbar' && node.id !== toolbarRow.id
|
||
)
|
||
: undefined
|
||
|
||
if (!toolbarRow || !hiddenInput || !visibleToolbar) {
|
||
throw new Error('Expected imported WYSIWYG toolbar nodes in gold-preview.fig')
|
||
}
|
||
|
||
expect(hiddenInput.visible).toBe(false)
|
||
expect(visibleToolbar.x).toBe(298)
|
||
|
||
computeAllLayouts(graph, graph.getPages()[0].id)
|
||
|
||
expect(graph.getNode(visibleToolbar.id)?.x).toBe(8)
|
||
expect(graph.getNode(visibleToolbar.id)?.y).toBe(8)
|
||
})
|
||
|
||
test('WIDTH_AND_HEIGHT text uses measured width in centered layout', () => {
|
||
const graph = new SceneGraph()
|
||
const pid = pageId(graph)
|
||
|
||
const frame = autoFrame(graph, pid, {
|
||
width: 300,
|
||
height: 40,
|
||
layoutMode: 'HORIZONTAL',
|
||
primaryAxisSizing: 'FIXED',
|
||
counterAxisSizing: 'FIXED',
|
||
primaryAxisAlign: 'CENTER',
|
||
paddingLeft: 10,
|
||
paddingRight: 10,
|
||
itemSpacing: 10,
|
||
})
|
||
|
||
const arrow1 = graph.createNode('FRAME', frame.id, { width: 20, height: 20 })
|
||
const text = graph.createNode('TEXT', frame.id, {
|
||
width: 200,
|
||
height: 20,
|
||
text: 'Test',
|
||
fontSize: 14,
|
||
textAutoResize: 'WIDTH_AND_HEIGHT' as const,
|
||
})
|
||
const arrow2 = graph.createNode('FRAME', frame.id, { width: 20, height: 20 })
|
||
|
||
setTextMeasurer((node) => {
|
||
if (node.type === 'TEXT' && node.textAutoResize === 'WIDTH_AND_HEIGHT') {
|
||
return { width: 60, height: 20 }
|
||
}
|
||
return null
|
||
})
|
||
|
||
computeAllLayouts(graph)
|
||
|
||
setTextMeasurer(null)
|
||
|
||
const updatedText = graph.getNode(text.id)!
|
||
const updatedArrow1 = graph.getNode(arrow1.id)!
|
||
const updatedArrow2 = graph.getNode(arrow2.id)!
|
||
|
||
expect(updatedText.width).toBe(60)
|
||
|
||
// Total content: 10 + 20 + 10 + 60 + 10 + 20 + 10 = 140
|
||
// Free space: 300 - 140 = 160, centered offset = 80
|
||
expect(updatedArrow1.x).toBe(90)
|
||
expect(updatedText.x).toBe(120)
|
||
expect(updatedArrow2.x).toBe(190)
|
||
})
|
||
|
||
test('without measurer, text uses estimated size instead of 100x100 default', () => {
|
||
const graph = new SceneGraph()
|
||
const pid = pageId(graph)
|
||
|
||
const frame = autoFrame(graph, pid, {
|
||
width: 300,
|
||
height: 40,
|
||
layoutMode: 'HORIZONTAL',
|
||
primaryAxisSizing: 'FIXED',
|
||
counterAxisSizing: 'FIXED',
|
||
primaryAxisAlign: 'CENTER',
|
||
})
|
||
|
||
graph.createNode('TEXT', frame.id, {
|
||
width: 200,
|
||
height: 20,
|
||
text: 'Test',
|
||
fontSize: 14,
|
||
textAutoResize: 'WIDTH_AND_HEIGHT' as const,
|
||
})
|
||
|
||
setTextMeasurer(null)
|
||
computeAllLayouts(graph)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
const updatedText = children[0]
|
||
// Rough estimate: ~0.6 × fontSize × charCount, not the 100×100 default
|
||
expect(updatedText.width).toBeLessThan(100)
|
||
expect(updatedText.width).toBeGreaterThan(0)
|
||
expect(updatedText.height).toBeLessThan(100)
|
||
expect(updatedText.height).toBeGreaterThan(0)
|
||
})
|
||
|
||
test('without measurer, HEIGHT text estimates multi-line wrapping', () => {
|
||
const graph = new SceneGraph()
|
||
const pid = pageId(graph)
|
||
|
||
const frame = autoFrame(graph, pid, {
|
||
width: 269,
|
||
height: 400,
|
||
layoutMode: 'VERTICAL',
|
||
primaryAxisSizing: 'FIXED',
|
||
counterAxisSizing: 'FIXED',
|
||
})
|
||
|
||
graph.createNode('TEXT', frame.id, {
|
||
width: 269,
|
||
height: 20,
|
||
text: 'GDP Growth Exceeds Expectations at 3.1% in Q2 Report That Nobody Expected',
|
||
fontSize: 15,
|
||
lineHeight: 22,
|
||
textAutoResize: 'HEIGHT' as const,
|
||
})
|
||
|
||
setTextMeasurer(null)
|
||
computeAllLayouts(graph)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
const updatedText = children[0]
|
||
// 74 chars × 15 × 0.6 = 666px single line, in 269px → ~3 lines × 22px = 66px
|
||
expect(updatedText.height).toBeGreaterThan(22)
|
||
expect(updatedText.width).toBe(269)
|
||
})
|
||
|
||
test('text with w="fill" in flex="col" stretches to parent width', () => {
|
||
const graph = new SceneGraph()
|
||
const pid = pageId(graph)
|
||
|
||
const frame = autoFrame(graph, pid, {
|
||
width: 300,
|
||
height: 400,
|
||
layoutMode: 'VERTICAL',
|
||
primaryAxisSizing: 'FIXED',
|
||
counterAxisSizing: 'FIXED',
|
||
paddingLeft: 20,
|
||
paddingRight: 20,
|
||
})
|
||
|
||
const text = graph.createNode('TEXT', frame.id, {
|
||
width: 100,
|
||
height: 20,
|
||
text: 'This text should fill the parent width',
|
||
fontSize: 14,
|
||
textAutoResize: 'HEIGHT' as const,
|
||
layoutAlignSelf: 'STRETCH' as const,
|
||
})
|
||
|
||
setTextMeasurer((_node, maxWidth) => {
|
||
const w = maxWidth ?? 260
|
||
return { width: w, height: 20 }
|
||
})
|
||
|
||
computeAllLayouts(graph)
|
||
setTextMeasurer(null)
|
||
|
||
const updatedText = graph.getNode(text.id)!
|
||
// Should stretch to 300 - 20 - 20 = 260, NOT stay at 100
|
||
expect(updatedText.width).toBe(260)
|
||
})
|
||
|
||
test('HEIGHT auto-resize text wraps via MeasureFunc when filling parent', () => {
|
||
const graph = new SceneGraph()
|
||
const pid = pageId(graph)
|
||
|
||
const frame = autoFrame(graph, pid, {
|
||
width: 300,
|
||
height: 200,
|
||
layoutMode: 'VERTICAL',
|
||
primaryAxisSizing: 'FIXED',
|
||
counterAxisSizing: 'FIXED',
|
||
})
|
||
|
||
const text = graph.createNode('TEXT', frame.id, {
|
||
width: 300,
|
||
height: 20,
|
||
text: 'Long text that should wrap within the available width',
|
||
fontSize: 14,
|
||
textAutoResize: 'HEIGHT' as const,
|
||
})
|
||
|
||
setTextMeasurer((_node, maxWidth) => {
|
||
const w = maxWidth ?? 1e6
|
||
if (w >= 300) return { width: 300, height: 20 }
|
||
return { width: w, height: 60 }
|
||
})
|
||
|
||
computeAllLayouts(graph)
|
||
setTextMeasurer(null)
|
||
|
||
const updatedText = graph.getNode(text.id)!
|
||
expect(updatedText.width).toBe(300)
|
||
expect(updatedText.height).toBe(20)
|
||
})
|
||
|
||
test('MeasureFunc receives constraint width from flex layout', () => {
|
||
const graph = new SceneGraph()
|
||
const pid = pageId(graph)
|
||
|
||
const frame = autoFrame(graph, pid, {
|
||
width: 400,
|
||
height: 200,
|
||
layoutMode: 'HORIZONTAL',
|
||
primaryAxisSizing: 'FIXED',
|
||
counterAxisSizing: 'FIXED',
|
||
itemSpacing: 10,
|
||
})
|
||
|
||
rect(graph, frame.id, 100, 50)
|
||
|
||
const text = graph.createNode('TEXT', frame.id, {
|
||
width: 500,
|
||
height: 20,
|
||
text: 'Wide text',
|
||
fontSize: 14,
|
||
textAutoResize: 'WIDTH_AND_HEIGHT' as const,
|
||
layoutGrow: 1,
|
||
})
|
||
|
||
const receivedWidths: number[] = []
|
||
setTextMeasurer((_node, maxWidth) => {
|
||
if (maxWidth !== undefined) receivedWidths.push(Math.round(maxWidth))
|
||
const w = maxWidth ?? 500
|
||
return { width: Math.min(200, w), height: w < 200 ? 40 : 20 }
|
||
})
|
||
|
||
computeAllLayouts(graph)
|
||
setTextMeasurer(null)
|
||
|
||
// 400 - 100 - 10 = 290 available for the fill text
|
||
expect(receivedWidths.length).toBeGreaterThan(0)
|
||
const updatedText = graph.getNode(text.id)!
|
||
expect(updatedText.width).toBe(290)
|
||
})
|
||
|
||
test('textAutoResize NONE skips MeasureFunc', () => {
|
||
const graph = new SceneGraph()
|
||
const pid = pageId(graph)
|
||
|
||
const frame = autoFrame(graph, pid, {
|
||
width: 300,
|
||
height: 100,
|
||
layoutMode: 'HORIZONTAL',
|
||
primaryAxisSizing: 'FIXED',
|
||
counterAxisSizing: 'FIXED',
|
||
})
|
||
|
||
const text = graph.createNode('TEXT', frame.id, {
|
||
width: 150,
|
||
height: 40,
|
||
text: 'Fixed text',
|
||
fontSize: 14,
|
||
textAutoResize: 'NONE' as const,
|
||
})
|
||
|
||
let measureCalled = false
|
||
setTextMeasurer(() => {
|
||
measureCalled = true
|
||
return { width: 80, height: 20 }
|
||
})
|
||
|
||
computeAllLayouts(graph)
|
||
setTextMeasurer(null)
|
||
|
||
expect(measureCalled).toBe(false)
|
||
const updatedText = graph.getNode(text.id)!
|
||
expect(updatedText.width).toBe(150)
|
||
expect(updatedText.height).toBe(40)
|
||
})
|
||
})
|
||
|
||
describe('min/max constraints', () => {
|
||
test('maxWidth clamps child in horizontal layout', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 400,
|
||
height: 100,
|
||
})
|
||
rect(graph, frame.id, 50, 50, { layoutGrow: 1, maxWidth: 200 })
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const child = graph.getChildren(frame.id)[0]
|
||
expect(child.width).toBe(200)
|
||
})
|
||
|
||
test('minWidth prevents shrinking below minimum', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 100,
|
||
height: 100,
|
||
})
|
||
rect(graph, frame.id, 200, 50, { minWidth: 150 })
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const child = graph.getChildren(frame.id)[0]
|
||
expect(child.width).toBeGreaterThanOrEqual(150)
|
||
})
|
||
|
||
test('maxHeight clamps child in vertical layout', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
layoutMode: 'VERTICAL',
|
||
width: 200,
|
||
height: 400,
|
||
})
|
||
rect(graph, frame.id, 50, 50, { layoutGrow: 1, maxHeight: 150 })
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const child = graph.getChildren(frame.id)[0]
|
||
expect(child.height).toBe(150)
|
||
})
|
||
|
||
test('minHeight enforces minimum in vertical layout', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
layoutMode: 'VERTICAL',
|
||
width: 200,
|
||
height: 400,
|
||
})
|
||
rect(graph, frame.id, 50, 30, { minHeight: 80 })
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const child = graph.getChildren(frame.id)[0]
|
||
expect(child.height).toBe(80)
|
||
})
|
||
|
||
test('min/max on nested auto-layout frame', () => {
|
||
const graph = new SceneGraph()
|
||
const outer = autoFrame(graph, pageId(graph), {
|
||
width: 500,
|
||
height: 200,
|
||
})
|
||
const inner = autoFrame(graph, outer.id, {
|
||
primaryAxisSizing: 'FIXED',
|
||
counterAxisSizing: 'FIXED',
|
||
width: 50,
|
||
height: 50,
|
||
layoutGrow: 1,
|
||
maxWidth: 250,
|
||
})
|
||
rect(graph, inner.id, 30, 30)
|
||
|
||
computeLayout(graph, outer.id)
|
||
|
||
const innerNode = graph.getNode(inner.id)!
|
||
expect(innerNode.width).toBe(250)
|
||
})
|
||
})
|
||
|
||
describe('counterAxisAlignContent', () => {
|
||
test('SPACE_BETWEEN distributes wrapped rows evenly', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 200,
|
||
height: 300,
|
||
layoutWrap: 'WRAP',
|
||
counterAxisAlignContent: 'SPACE_BETWEEN' as const,
|
||
})
|
||
rect(graph, frame.id, 120, 40)
|
||
rect(graph, frame.id, 120, 40)
|
||
rect(graph, frame.id, 120, 40)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
// 3 rows of 40px each = 120px total, 300 - 120 = 180px free space
|
||
// SPACE_BETWEEN: first row at 0, last row at 260
|
||
expect(children[0].y).toBe(0)
|
||
expect(children[2].y).toBe(260)
|
||
// Middle row centered: (0 + 260) / 2 = 130
|
||
expect(children[1].y).toBe(130)
|
||
})
|
||
|
||
test('AUTO (default) packs wrapped rows at start', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 200,
|
||
height: 300,
|
||
layoutWrap: 'WRAP',
|
||
})
|
||
rect(graph, frame.id, 120, 40)
|
||
rect(graph, frame.id, 120, 40)
|
||
rect(graph, frame.id, 120, 40)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].y).toBe(0)
|
||
expect(children[1].y).toBe(40)
|
||
expect(children[2].y).toBe(80)
|
||
})
|
||
})
|
||
|
||
describe('layoutAlignSelf extended values', () => {
|
||
test('layoutAlignSelf CENTER positions child at cross-axis center', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 400,
|
||
height: 200,
|
||
counterAxisAlign: 'MIN',
|
||
})
|
||
rect(graph, frame.id, 50, 50, { layoutAlignSelf: 'CENTER' as const })
|
||
rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].y).toBe(75)
|
||
expect(children[1].y).toBe(0)
|
||
})
|
||
|
||
test('layoutAlignSelf MAX positions child at cross-axis end', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 400,
|
||
height: 200,
|
||
counterAxisAlign: 'MIN',
|
||
})
|
||
rect(graph, frame.id, 50, 50, { layoutAlignSelf: 'MAX' as const })
|
||
rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].y).toBe(150)
|
||
expect(children[1].y).toBe(0)
|
||
})
|
||
|
||
test('layoutAlignSelf MIN overrides parent STRETCH', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 400,
|
||
height: 200,
|
||
counterAxisAlign: 'STRETCH',
|
||
})
|
||
rect(graph, frame.id, 50, 50, { layoutAlignSelf: 'MIN' as const })
|
||
rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].y).toBe(0)
|
||
expect(children[0].height).toBe(50)
|
||
expect(children[1].height).toBe(200)
|
||
})
|
||
|
||
test('layoutAlignSelf in vertical layout', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
layoutMode: 'VERTICAL',
|
||
width: 300,
|
||
height: 400,
|
||
counterAxisAlign: 'MIN',
|
||
})
|
||
rect(graph, frame.id, 50, 50, { layoutAlignSelf: 'CENTER' as const })
|
||
rect(graph, frame.id, 50, 50, { layoutAlignSelf: 'MAX' as const })
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].x).toBe(125)
|
||
expect(children[1].x).toBe(250)
|
||
})
|
||
})
|
||
|
||
describe('FILL flexBasis', () => {
|
||
test('FILL children with different content sizes get equal width', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 400,
|
||
height: 100,
|
||
})
|
||
|
||
const inner1 = autoFrame(graph, frame.id, {
|
||
primaryAxisSizing: 'FIXED',
|
||
counterAxisSizing: 'FIXED',
|
||
width: 100,
|
||
height: 50,
|
||
layoutGrow: 1,
|
||
})
|
||
rect(graph, inner1.id, 100, 50)
|
||
|
||
const inner2 = autoFrame(graph, frame.id, {
|
||
primaryAxisSizing: 'FIXED',
|
||
counterAxisSizing: 'FIXED',
|
||
width: 200,
|
||
height: 50,
|
||
layoutGrow: 1,
|
||
})
|
||
rect(graph, inner2.id, 200, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].width).toBe(200)
|
||
expect(children[1].width).toBe(200)
|
||
})
|
||
|
||
test('nested FILL children distribute from zero basis', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 300,
|
||
height: 100,
|
||
itemSpacing: 0,
|
||
})
|
||
autoFrame(graph, frame.id, {
|
||
primaryAxisSizing: 'FILL' as const,
|
||
counterAxisSizing: 'FIXED',
|
||
width: 50,
|
||
height: 100,
|
||
})
|
||
autoFrame(graph, frame.id, {
|
||
primaryAxisSizing: 'FILL' as const,
|
||
counterAxisSizing: 'FIXED',
|
||
width: 50,
|
||
height: 100,
|
||
})
|
||
autoFrame(graph, frame.id, {
|
||
primaryAxisSizing: 'FILL' as const,
|
||
counterAxisSizing: 'FIXED',
|
||
width: 50,
|
||
height: 100,
|
||
})
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].width).toBe(100)
|
||
expect(children[1].width).toBe(100)
|
||
expect(children[2].width).toBe(100)
|
||
})
|
||
})
|
||
|
||
describe('hidden children preserve dimensions', () => {
|
||
test('re-showing a hidden child restores original size', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 300,
|
||
height: 100,
|
||
})
|
||
const child = rect(graph, frame.id, 80, 60)
|
||
|
||
computeLayout(graph, frame.id)
|
||
expect(graph.getNode(child.id)!.width).toBe(80)
|
||
|
||
graph.updateNode(child.id, { visible: false })
|
||
computeLayout(graph, frame.id)
|
||
expect(graph.getNode(child.id)!.width).toBe(80)
|
||
expect(graph.getNode(child.id)!.height).toBe(60)
|
||
|
||
graph.updateNode(child.id, { visible: true })
|
||
computeLayout(graph, frame.id)
|
||
expect(graph.getNode(child.id)!.width).toBe(80)
|
||
expect(graph.getNode(child.id)!.height).toBe(60)
|
||
})
|
||
})
|
||
|
||
describe('absolute children in Yoga tree', () => {
|
||
test('absolute children do not affect auto-layout flow', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 400,
|
||
height: 200,
|
||
primaryAxisSizing: 'HUG',
|
||
counterAxisSizing: 'HUG',
|
||
})
|
||
rect(graph, frame.id, 50, 50)
|
||
rect(graph, frame.id, 100, 100, { layoutPositioning: 'ABSOLUTE', x: 300, y: 150 })
|
||
rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const f = graph.getNode(frame.id)!
|
||
expect(f.width).toBe(100)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].x).toBe(0)
|
||
expect(children[2].x).toBe(50)
|
||
|
||
expect(children[1].x).toBe(300)
|
||
expect(children[1].y).toBe(150)
|
||
})
|
||
|
||
test('absolute children preserve position when parent resizes', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = autoFrame(graph, pageId(graph), {
|
||
width: 400,
|
||
height: 200,
|
||
itemSpacing: 10,
|
||
})
|
||
rect(graph, frame.id, 50, 50)
|
||
rect(graph, frame.id, 80, 40, { layoutPositioning: 'ABSOLUTE', x: 200, y: 100 })
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].x).toBe(0)
|
||
expect(children[1].x).toBe(200)
|
||
expect(children[1].y).toBe(100)
|
||
expect(children[1].width).toBe(80)
|
||
expect(children[1].height).toBe(40)
|
||
})
|
||
})
|
||
})
|
||
|
||
function gridFrame(
|
||
graph: SceneGraph,
|
||
parentId: string,
|
||
columns: GridTrack[],
|
||
rows: GridTrack[],
|
||
overrides: Partial<SceneNode> = {}
|
||
): SceneNode {
|
||
return graph.createNode('FRAME', parentId, {
|
||
layoutMode: 'GRID',
|
||
width: 400,
|
||
height: 300,
|
||
gridTemplateColumns: columns,
|
||
gridTemplateRows: rows,
|
||
gridColumnGap: 0,
|
||
gridRowGap: 0,
|
||
...overrides,
|
||
})
|
||
}
|
||
|
||
function fr(value = 1): GridTrack {
|
||
return { sizing: 'FR', value }
|
||
}
|
||
|
||
function fixed(value: number): GridTrack {
|
||
return { sizing: 'FIXED', value }
|
||
}
|
||
|
||
describe('Grid Layout', () => {
|
||
describe('basic grid', () => {
|
||
test('places children in 2x2 equal columns', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = gridFrame(graph, pageId(graph), [fr(), fr()], [fr(), fr()])
|
||
for (let i = 0; i < 4; i++) rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
// Row 1: (0,0) and (200,0)
|
||
expect(children[0].x).toBe(0)
|
||
expect(children[0].y).toBe(0)
|
||
expect(children[1].x).toBe(200)
|
||
expect(children[1].y).toBe(0)
|
||
// Row 2: (0,150) and (200,150)
|
||
expect(children[2].x).toBe(0)
|
||
expect(children[2].y).toBe(150)
|
||
expect(children[3].x).toBe(200)
|
||
expect(children[3].y).toBe(150)
|
||
})
|
||
|
||
test('fixed column widths', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = gridFrame(graph, pageId(graph), [fixed(100), fixed(300)], [fr()])
|
||
rect(graph, frame.id, 50, 50)
|
||
rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].x).toBe(0)
|
||
expect(children[0].width).toBe(50)
|
||
expect(children[1].x).toBe(100)
|
||
expect(children[1].width).toBe(50)
|
||
})
|
||
|
||
test('mixed fr and fixed columns', () => {
|
||
const graph = new SceneGraph()
|
||
// 400px wide: 100px fixed + 300px remaining as 1fr
|
||
const frame = gridFrame(graph, pageId(graph), [fixed(100), fr()], [fr()])
|
||
rect(graph, frame.id, 50, 50)
|
||
rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].x).toBe(0)
|
||
expect(children[1].x).toBe(100)
|
||
})
|
||
|
||
test('unequal fr columns', () => {
|
||
const graph = new SceneGraph()
|
||
// 1fr + 2fr = 3fr total → 133.33px + 266.67px
|
||
const frame = gridFrame(
|
||
graph, pageId(graph),
|
||
[fr(1), fr(2)],
|
||
[fr()],
|
||
{ width: 300, height: 100 },
|
||
)
|
||
rect(graph, frame.id, 50, 50)
|
||
rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].x).toBe(0)
|
||
expect(children[1].x).toBeCloseTo(100, 0)
|
||
})
|
||
})
|
||
|
||
describe('gaps', () => {
|
||
test('column gap', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = gridFrame(
|
||
graph, pageId(graph),
|
||
[fr(), fr()],
|
||
[fr()],
|
||
{ gridColumnGap: 20 },
|
||
)
|
||
rect(graph, frame.id, 50, 50)
|
||
rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
// (400 - 20) / 2 = 190 per column
|
||
expect(children[0].x).toBe(0)
|
||
expect(children[1].x).toBe(210)
|
||
})
|
||
|
||
test('row gap', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = gridFrame(
|
||
graph, pageId(graph),
|
||
[fr()],
|
||
[fr(), fr()],
|
||
{ gridRowGap: 20, height: 200 },
|
||
)
|
||
rect(graph, frame.id, 50, 50)
|
||
rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].y).toBe(0)
|
||
// (200 - 20) / 2 = 90 per row
|
||
expect(children[1].y).toBe(110)
|
||
})
|
||
|
||
test('both column and row gaps', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = gridFrame(
|
||
graph, pageId(graph),
|
||
[fr(), fr()],
|
||
[fr(), fr()],
|
||
{ gridColumnGap: 10, gridRowGap: 10, width: 210, height: 210 },
|
||
)
|
||
for (let i = 0; i < 4; i++) rect(graph, frame.id, 30, 30)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
// (210 - 10) / 2 = 100 per col, (210 - 10) / 2 = 100 per row
|
||
expect(children[0].x).toBe(0)
|
||
expect(children[0].y).toBe(0)
|
||
expect(children[1].x).toBe(110)
|
||
expect(children[1].y).toBe(0)
|
||
expect(children[2].x).toBe(0)
|
||
expect(children[2].y).toBe(110)
|
||
expect(children[3].x).toBe(110)
|
||
expect(children[3].y).toBe(110)
|
||
})
|
||
})
|
||
|
||
describe('padding', () => {
|
||
test('padding offsets grid content', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = gridFrame(
|
||
graph, pageId(graph),
|
||
[fr()],
|
||
[fr()],
|
||
{ paddingTop: 10, paddingLeft: 20, paddingRight: 30, paddingBottom: 40 },
|
||
)
|
||
rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const child = graph.getChildren(frame.id)[0]
|
||
expect(child.x).toBe(20)
|
||
expect(child.y).toBe(10)
|
||
})
|
||
})
|
||
|
||
describe('explicit placement', () => {
|
||
test('gridPosition places child at specific cell', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = gridFrame(graph, pageId(graph), [fr(), fr(), fr()], [fr(), fr()])
|
||
// Place in column 2, row 1 (0-indexed internally, but yoga uses 1-indexed)
|
||
rect(graph, frame.id, 50, 50, {
|
||
gridPosition: { column: 2, row: 1, columnSpan: 1, rowSpan: 1 },
|
||
})
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const child = graph.getChildren(frame.id)[0]
|
||
// Column 2 starts at 400/3 ≈ 133px
|
||
expect(child.x).toBeCloseTo(133, 0)
|
||
expect(child.y).toBe(0)
|
||
})
|
||
|
||
test('column span stretches across multiple columns', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = gridFrame(
|
||
graph, pageId(graph),
|
||
[fr(), fr(), fr()],
|
||
[fr()],
|
||
{ width: 300, height: 100 },
|
||
)
|
||
rect(graph, frame.id, 50, 50, {
|
||
gridPosition: { column: 1, row: 1, columnSpan: 2, rowSpan: 1 },
|
||
})
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const child = graph.getChildren(frame.id)[0]
|
||
expect(child.x).toBe(0)
|
||
// Child keeps its own 50px width since it's not set to fill
|
||
expect(child.width).toBe(50)
|
||
})
|
||
|
||
test('row span stretches across multiple rows', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = gridFrame(
|
||
graph, pageId(graph),
|
||
[fr()],
|
||
[fr(), fr(), fr()],
|
||
{ width: 100, height: 300 },
|
||
)
|
||
rect(graph, frame.id, 50, 50, {
|
||
gridPosition: { column: 1, row: 1, columnSpan: 1, rowSpan: 2 },
|
||
})
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const child = graph.getChildren(frame.id)[0]
|
||
expect(child.y).toBe(0)
|
||
expect(child.height).toBe(50)
|
||
})
|
||
})
|
||
|
||
describe('absolute children', () => {
|
||
test('absolute children are skipped in grid layout', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = gridFrame(graph, pageId(graph), [fr(), fr()], [fr()])
|
||
rect(graph, frame.id, 50, 50)
|
||
rect(graph, frame.id, 50, 50, { layoutPositioning: 'ABSOLUTE', x: 300, y: 200 })
|
||
rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].x).toBe(0)
|
||
expect(children[1].x).toBe(300)
|
||
expect(children[1].y).toBe(200)
|
||
expect(children[2].x).toBe(200)
|
||
})
|
||
})
|
||
|
||
describe('hidden children', () => {
|
||
test('hidden children preserve size in grid', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = gridFrame(graph, pageId(graph), [fr(), fr()], [fr()])
|
||
rect(graph, frame.id, 50, 50, { visible: false })
|
||
rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].width).toBe(50)
|
||
expect(children[0].height).toBe(50)
|
||
})
|
||
})
|
||
|
||
describe('flex-to-grid switch', () => {
|
||
test('HUG frame expands to fit children in grid', () => {
|
||
const graph = new SceneGraph()
|
||
const page = pageId(graph)
|
||
|
||
const frame = autoFrame(graph, page, {
|
||
layoutMode: 'VERTICAL',
|
||
primaryAxisSizing: 'HUG',
|
||
counterAxisSizing: 'HUG',
|
||
width: 100,
|
||
height: 100,
|
||
})
|
||
rect(graph, frame.id, 80, 80)
|
||
rect(graph, frame.id, 80, 80)
|
||
rect(graph, frame.id, 80, 80)
|
||
rect(graph, frame.id, 80, 80)
|
||
|
||
computeLayout(graph, frame.id)
|
||
const hugNode = graph.getNode(frame.id)!
|
||
expect(hugNode.width).toBe(80)
|
||
expect(hugNode.height).toBe(320)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
const cols = Math.max(2, Math.ceil(Math.sqrt(children.length)))
|
||
const rows = Math.max(1, Math.ceil(children.length / cols))
|
||
const maxChildW = Math.max(...children.map((c) => c.width))
|
||
const maxChildH = Math.max(...children.map((c) => c.height))
|
||
|
||
graph.updateNode(frame.id, {
|
||
layoutMode: 'GRID',
|
||
primaryAxisSizing: 'FIXED',
|
||
counterAxisSizing: 'FIXED',
|
||
width: maxChildW * cols,
|
||
height: maxChildH * rows,
|
||
gridTemplateColumns: Array.from({ length: cols }, () => ({ sizing: 'FR' as const, value: 1 })),
|
||
gridTemplateRows: Array.from({ length: rows }, () => ({ sizing: 'FR' as const, value: 1 })),
|
||
gridColumnGap: 0,
|
||
gridRowGap: 0,
|
||
})
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const gridNode = graph.getNode(frame.id)!
|
||
expect(gridNode.width).toBe(160)
|
||
expect(gridNode.height).toBe(160)
|
||
|
||
const gridChildren = graph.getChildren(frame.id)
|
||
expect(gridChildren[0].x).toBe(0)
|
||
expect(gridChildren[0].y).toBe(0)
|
||
expect(gridChildren[1].x).toBe(80)
|
||
expect(gridChildren[1].y).toBe(0)
|
||
expect(gridChildren[2].x).toBe(0)
|
||
expect(gridChildren[2].y).toBe(80)
|
||
expect(gridChildren[3].x).toBe(80)
|
||
expect(gridChildren[3].y).toBe(80)
|
||
})
|
||
})
|
||
|
||
describe('computeAllLayouts with grid', () => {
|
||
test('grid frames are computed in bottom-up pass', () => {
|
||
const graph = new SceneGraph()
|
||
const page = pageId(graph)
|
||
const outer = autoFrame(graph, page, {
|
||
layoutMode: 'VERTICAL',
|
||
width: 400,
|
||
height: 600,
|
||
itemSpacing: 10,
|
||
})
|
||
const inner = gridFrame(graph, outer.id, [fr(), fr()], [fr()], {
|
||
width: 380,
|
||
height: 100,
|
||
})
|
||
rect(graph, inner.id, 50, 50)
|
||
rect(graph, inner.id, 50, 50)
|
||
rect(graph, outer.id, 100, 50)
|
||
|
||
computeAllLayouts(graph)
|
||
|
||
const innerChildren = graph.getChildren(inner.id)
|
||
expect(innerChildren[0].x).toBe(0)
|
||
expect(innerChildren[1].x).toBe(190)
|
||
|
||
const outerChildren = graph.getChildren(outer.id)
|
||
expect(outerChildren[0].y).toBe(0)
|
||
expect(outerChildren[1].y).toBe(110)
|
||
})
|
||
})
|
||
|
||
describe('grid stretch sizing', () => {
|
||
test('STRETCH child fills grid cell', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = gridFrame(graph, pageId(graph), [fr(), fr()], [fr()], {
|
||
width: 300,
|
||
height: 100,
|
||
})
|
||
rect(graph, frame.id, 50, 50, { layoutAlignSelf: 'STRETCH' as const })
|
||
rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].width).toBe(150)
|
||
expect(children[0].height).toBe(100)
|
||
})
|
||
|
||
test('layoutGrow child fills grid cell', () => {
|
||
const graph = new SceneGraph()
|
||
const frame = gridFrame(graph, pageId(graph), [fr(), fr()], [fr()], {
|
||
width: 400,
|
||
height: 200,
|
||
})
|
||
rect(graph, frame.id, 50, 50, { layoutGrow: 1 })
|
||
rect(graph, frame.id, 50, 50)
|
||
|
||
computeLayout(graph, frame.id)
|
||
|
||
const children = graph.getChildren(frame.id)
|
||
expect(children[0].width).toBe(200)
|
||
expect(children[0].height).toBe(200)
|
||
})
|
||
})
|
||
|
||
describe('layoutSizingVertical with cross-axis children', () => {
|
||
test('HORIZONTAL children in VERTICAL parent respect FIXED height after layout', () => {
|
||
const graph = new SceneGraph()
|
||
const api = new FigmaAPI(graph)
|
||
|
||
const root = api.createFrame()
|
||
root.layoutMode = 'VERTICAL'
|
||
root.resize(375, 812)
|
||
api.currentPage.appendChild(root)
|
||
|
||
const statusBar = api.createFrame()
|
||
statusBar.layoutMode = 'HORIZONTAL'
|
||
root.appendChild(statusBar)
|
||
statusBar.layoutSizingHorizontal = 'FILL'
|
||
statusBar.layoutSizingVertical = 'FIXED'
|
||
statusBar.resize(375, 44)
|
||
|
||
const toolbar = api.createFrame()
|
||
toolbar.layoutMode = 'HORIZONTAL'
|
||
root.appendChild(toolbar)
|
||
toolbar.layoutSizingHorizontal = 'FILL'
|
||
toolbar.layoutSizingVertical = 'FIXED'
|
||
toolbar.resize(375, 52)
|
||
|
||
const canvas = api.createFrame()
|
||
root.appendChild(canvas)
|
||
canvas.layoutSizingHorizontal = 'FILL'
|
||
canvas.layoutSizingVertical = 'FILL'
|
||
|
||
const panel = api.createFrame()
|
||
panel.layoutMode = 'VERTICAL'
|
||
root.appendChild(panel)
|
||
panel.layoutSizingHorizontal = 'FILL'
|
||
panel.layoutSizingVertical = 'FIXED'
|
||
panel.resize(375, 220)
|
||
|
||
computeAllLayouts(graph)
|
||
|
||
const sb = graph.getNode(statusBar.id)!
|
||
const tb = graph.getNode(toolbar.id)!
|
||
const cv = graph.getNode(canvas.id)!
|
||
const pn = graph.getNode(panel.id)!
|
||
|
||
expect(sb.height).toBe(44)
|
||
expect(tb.height).toBe(52)
|
||
expect(pn.height).toBe(220)
|
||
expect(cv.height).toBe(812 - 44 - 52 - 220)
|
||
})
|
||
})
|
||
})
|