openpencil/tests/engine/okhcl-toggle-conversion.test.ts
2026-03-28 20:33:35 +03:00

48 lines
1.8 KiB
TypeScript

import { describe, expect, test } from 'bun:test'
import {
clearNodeFillOkHCL,
colorDistance,
getFillOkHCL,
rgbaToOkHCL,
SceneGraph,
setNodeFillOkHCL
} from '@open-pencil/core'
describe('OkHCL toggle conversion', () => {
test('enabling OkHCL from an existing rgba fill preserves the visible color closely', () => {
const graph = new SceneGraph()
const page = graph.getPages()[0]
const originalColor = { r: 0.22, g: 0.64, b: 0.48, a: 0.83 }
const node = graph.createNode('FRAME', page.id, {
fills: [{ type: 'SOLID', visible: true, opacity: originalColor.a, color: originalColor }]
})
graph.updateNode(node.id, setNodeFillOkHCL(node, 0, rgbaToOkHCL(originalColor)))
const updated = graph.getNode(node.id)!
expect(colorDistance(originalColor, updated.fills[0]!.color)).toBeLessThan(1)
expect(Math.abs(updated.fills[0]!.color.a - originalColor.a)).toBeLessThan(0.001)
expect(getFillOkHCL(updated, 0)).not.toBeNull()
})
test('disabling OkHCL removes metadata without changing the rendered color', () => {
const graph = new SceneGraph()
const page = graph.getPages()[0]
const originalColor = { r: 0.71, g: 0.31, b: 0.19, a: 0.92 }
const node = graph.createNode('FRAME', page.id, {
fills: [{ type: 'SOLID', visible: true, opacity: originalColor.a, color: originalColor }]
})
graph.updateNode(node.id, setNodeFillOkHCL(node, 0, rgbaToOkHCL(originalColor)))
const withOkHCL = graph.getNode(node.id)!
const renderedBeforeDisable = withOkHCL.fills[0]!.color
graph.updateNode(node.id, clearNodeFillOkHCL(withOkHCL, 0))
const afterDisable = graph.getNode(node.id)!
expect(getFillOkHCL(afterDisable, 0)).toBeNull()
expect(colorDistance(renderedBeforeDisable, afterDisable.fills[0]!.color)).toBeLessThan(0.001)
})
})