openpencil/tests/engine/io/fig/export/font-variations.test.ts
2026-05-26 12:01:03 +03:00

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TypeScript

import { describe, expect, test } from 'bun:test'
import { sceneNodeToKiwi } from '#core/kiwi/fig/node-change/serialize'
import { SceneGraph } from '#core/scene-graph'
describe('Figma font variation export', () => {
test('exports base and styled-run variable font axes', () => {
const graph = new SceneGraph()
const page = graph.getPages()[0]
const text = graph.createNode('TEXT', page.id, {
text: 'Axis',
fontVariations: [{ axis: 'wght', value: 650 }],
fontFeatures: [
{ tag: 'LIGA', enabled: false },
{ tag: 'DLIG', enabled: true },
{ tag: 'KERN', enabled: false }
],
styleRuns: [
{
start: 0,
length: 2,
style: {
fontVariations: [{ axis: 'wdth', value: 88 }],
fontFeatures: [
{ tag: 'CALT', enabled: false },
{ tag: 'SS01', enabled: true }
]
}
}
]
})
const changes = sceneNodeToKiwi(text, { sessionID: 1, localID: 1 }, 0, { value: 2 }, graph, [])
const nodeChange = changes[0]
expect(nodeChange.fontVariations).toEqual([
{ axisTag: 0x77676874, axisName: 'wght', value: 650 }
])
expect(nodeChange.fontVariantCommonLigatures).toBe(false)
expect(nodeChange.fontVariantContextualLigatures).toBe(true)
expect(nodeChange.toggledOnOTFeatures).toEqual(['DLIG'])
expect(nodeChange.toggledOffOTFeatures).toEqual(['KERN'])
expect(nodeChange.textData?.styleOverrideTable?.[0]?.fontVariations).toEqual([
{ axisTag: 0x77647468, axisName: 'wdth', value: 88 }
])
expect(nodeChange.textData?.styleOverrideTable?.[0]?.fontVariantContextualLigatures).toBe(false)
expect(nodeChange.textData?.styleOverrideTable?.[0]?.toggledOnOTFeatures).toEqual(['SS01'])
})
})