openpencil/tests/engine/editor/structure/flatten.test.ts
2026-05-17 18:32:01 +03:00

78 lines
3.2 KiB
TypeScript

import { describe, expect, test } from 'bun:test'
import { initCanvasKit } from '#cli/headless'
import { SkiaRenderer } from '#core/canvas'
import { createEditor } from '#core/editor'
async function createEditorWithRenderer() {
const ck = await initCanvasKit()
const surface = ck.MakeSurface(200, 200)
if (!surface) throw new Error('Could not create CanvasKit surface')
const renderer = new SkiaRenderer(ck, surface)
const editor = createEditor()
editor.setCanvasKit(ck, renderer)
return { editor, surface }
}
describe('flattenSelected', () => {
test('converts selected shapes into a vector path', async () => {
const { editor, surface } = await createEditorWithRenderer()
const pageId = editor.state.currentPageId
const first = editor.graph.createNode('RECTANGLE', pageId, { x: 10, y: 20, width: 50, height: 40 })
const second = editor.graph.createNode('ELLIPSE', pageId, { x: 40, y: 30, width: 50, height: 40 })
editor.select([first.id, second.id])
editor.flattenSelected()
const [vectorId] = [...editor.state.selectedIds]
const vector = editor.graph.getNode(vectorId)
expect(vector?.type).toBe('VECTOR')
expect(vector?.x).toBe(10)
expect(vector?.y).toBe(20)
expect(vector?.width).toBe(80)
expect(vector?.height).toBe(50)
expect(vector?.vectorNetwork?.vertices.length).toBeGreaterThan(0)
expect(editor.graph.getNode(first.id)).toBeUndefined()
expect(editor.graph.getNode(second.id)).toBeUndefined()
surface.delete()
})
test('does not flatten unsupported text nodes', async () => {
const { editor, surface } = await createEditorWithRenderer()
const pageId = editor.state.currentPageId
const text = editor.graph.createNode('TEXT', pageId, { text: 'Nope' })
const rect = editor.graph.createNode('RECTANGLE', pageId)
editor.select([text.id, rect.id])
const result = editor.flattenSelected()
expect(result).toBeNull()
expect(editor.graph.getNode(pageId)?.childIds).toEqual([text.id, rect.id])
expect(editor.state.selectedIds).toEqual(new Set([text.id, rect.id]))
surface.delete()
})
test('undo and redo restore flattened children and vector', async () => {
const { editor, surface } = await createEditorWithRenderer()
const pageId = editor.state.currentPageId
const before = editor.graph.createNode('RECTANGLE', pageId, { name: 'Before' })
const first = editor.graph.createNode('RECTANGLE', pageId, { name: 'First' })
const second = editor.graph.createNode('ELLIPSE', pageId, { name: 'Second', x: 50 })
const after = editor.graph.createNode('RECTANGLE', pageId, { name: 'After' })
editor.select([first.id, second.id])
editor.flattenSelected()
const [vectorId] = [...editor.state.selectedIds]
expect(editor.graph.getNode(pageId)?.childIds).toEqual([before.id, vectorId, after.id])
editor.undo.undo()
expect(editor.graph.getNode(pageId)?.childIds).toEqual([before.id, first.id, second.id, after.id])
expect(editor.state.selectedIds).toEqual(new Set([first.id, second.id]))
editor.undo.redo()
expect(editor.graph.getNode(pageId)?.childIds).toEqual([before.id, vectorId, after.id])
expect(editor.graph.getNode(vectorId)?.type).toBe('VECTOR')
surface.delete()
})
})