Files
crumbs-original/tests/e2e/dark-mode.spec.ts
T
Frederic CabassutandClaude Opus 4.6 552c2b6265 fix: ensure dark mode E2E test creates a note before asserting colors
The "note cards use dark colors" test was conditional on notes existing,
making the assertion potentially vacuous. Now creates a note first.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-21 08:47:20 +01:00

88 lines
3.2 KiB
TypeScript

import { test, expect, createNote } from './helpers/fixtures.js';
test.describe.serial('Dark mode', () => {
test('Scenario: Theme toggle persists selection across page reload', async ({
authenticatedPage: page
}) => {
// Given the user is on the preferences page
await page.goto('/settings/preferences');
await page.waitForLoadState('networkidle');
// When the user selects dark theme
// Set up response listener BEFORE clicking (response may arrive before waitForResponse)
const prefSaved = page.waitForResponse((r) => r.url().includes('/api/preferences') && r.ok());
await page.getByTestId('pref-theme-dark').click();
// Then the page applies dark theme
await expect(page.locator('html')).toHaveAttribute('data-theme', 'dark');
// Wait for preference to persist to server before reloading
await prefSaved;
// When the page is reloaded
await page.reload();
await page.waitForLoadState('networkidle');
// Then the dark theme persists (FOUC script applies it before paint)
await expect(page.locator('html')).toHaveAttribute('data-theme', 'dark');
await expect(page.getByTestId('pref-theme-dark')).toHaveClass(/font-medium/);
});
test('Scenario: Light mode removes dark theme attribute', async ({
authenticatedPage: page
}) => {
// Given dark theme is active
await page.goto('/settings/preferences');
await page.waitForLoadState('networkidle');
await page.getByTestId('pref-theme-dark').click();
await expect(page.locator('html')).toHaveAttribute('data-theme', 'dark');
// When the user selects light theme
await page.getByTestId('pref-theme-light').click();
// Then the dark theme attribute is removed
await expect(page.locator('html')).not.toHaveAttribute('data-theme');
});
test('Scenario: System mode follows OS dark preference', async ({
authenticatedPage: page
}) => {
// Given the OS prefers dark mode
await page.emulateMedia({ colorScheme: 'dark' });
// When the user navigates to preferences with system theme active
await page.goto('/settings/preferences');
await page.waitForLoadState('networkidle');
await page.getByTestId('pref-theme-system').click();
// Then the page applies dark theme from system preference
await expect(page.locator('html')).toHaveAttribute('data-theme', 'dark');
});
test('Scenario: Note cards use dark colors in dark mode', async ({
authenticatedPage: page
}) => {
// Given a note exists
await page.goto('/');
await page.waitForLoadState('networkidle');
await createNote(page, 'Dark Mode Test Note');
// And dark theme is active
await page.goto('/settings/preferences');
await page.waitForLoadState('networkidle');
await page.getByTestId('pref-theme-dark').click();
await expect(page.locator('html')).toHaveAttribute('data-theme', 'dark');
// When viewing the notes page
await page.goto('/');
await page.waitForLoadState('networkidle');
// Then note cards should have dark background colors
const noteCard = page.getByTestId('note-card').first();
await expect(noteCard).toBeVisible();
const bg = await noteCard.evaluate((el) => getComputedStyle(el).backgroundColor);
// Dark default color is #2a2520 = rgb(42, 37, 32); NOT light default rgb(250, 245, 235)
expect(bg).not.toBe('rgb(250, 245, 235)');
});
});