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frontend-svelte/e2e/compare-flow.test.ts
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Ilia Mashkov 24f084ae77
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test: add e2e suite for core comparison flows
Adds 17 new specs across six files plus the supporting POM
infrastructure:

- fixtures with auto-opened comparison + typography helpers
- TypographyMenu POM reading values from ComboControl aria-labels
- ComparisonPage extended with side selection, font picking,
  slider-value reader, FontFaceSet inspection, storage snapshot
- compare-flow: A/B selection, aria-pressed state, storage write
- preview-text: input binding + slider character rendering
- slider: keyboard ARIA contract (Arrow / Shift+Arrow / Page / Home / End)
- font-loading: FontFaceSet contains selected, excludes unrelated
- persistence: font selection + typography settings survive reload
- typography: symmetric increase/decrease for all four controls
2026-05-28 15:52:40 +03:00

40 lines
1.5 KiB
TypeScript

import {
expect,
test,
} from './fixtures';
test.describe('compare flow', () => {
test('selects fontA and fontB onto opposite sides', async ({ comparison }) => {
await comparison.pickPair('Inter', 'Roboto');
// Each side's header region exposes the font name independently.
await expect(comparison.primaryFont).toContainText('Inter');
await expect(comparison.secondaryFont).toContainText('Roboto');
// Slider is rendered and interactive once both fonts are picked.
await expect(comparison.slider).toBeVisible();
});
test('reflects active side via aria-pressed', async ({ comparison }) => {
await comparison.selectSide('B');
expect(await comparison.activeSide()).toBe('B');
await expect(comparison.secondarySideButton).toHaveAttribute('aria-pressed', 'true');
await expect(comparison.primarySideButton).toHaveAttribute('aria-pressed', 'false');
});
test('persists selection through the comparisonStore localStorage', async ({ comparison }) => {
await comparison.pickPair('Inter', 'Roboto');
// Wait for the store debounce to flush to localStorage.
await expect.poll(async () => {
const storage = await comparison.readStorage();
return storage['glyphdiff:comparison'];
}).toMatch(/inter/i);
const storage = await comparison.readStorage();
const state = JSON.parse(storage['glyphdiff:comparison']!);
expect(state.fontAId).toBe('inter');
expect(state.fontBId).toBe('roboto');
});
});