File size: 7,775 Bytes
97ee7cb | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 | import { expect, test } from '@playwright/test';
import { assertSignedOutAuthHydrationKeepsHeaderStable, HEADER_AUTH_SLOT_WIDTH } from './header-reservation';
declare global {
interface Window {
__wmHeaderClsEntries?: Array<{
value: number;
hadRecentInput: boolean;
sourceSelectors: string[];
sourceDetails: Array<{
selector: string;
previousRect?: DOMRectInit;
currentRect?: DOMRectInit;
}>;
}>;
}
}
test.describe('header CLS reservations', () => {
test.beforeEach(async ({ page }) => {
await page.addInitScript(() => {
localStorage.setItem('wm-layer-warning-dismissed', 'true');
localStorage.setItem('wm-pro-banner-launched-dismissed', String(Date.now()));
localStorage.setItem('worldmonitor-mission-preset-dismissed-v1', '1');
window.__wmHeaderClsEntries = [];
const selectorFor = (node: Node | null): string => {
if (!(node instanceof Element)) return '';
if (node.id) return `#${node.id}`;
if (node.classList.length > 0) return `.${Array.from(node.classList).join('.')}`;
return node.tagName.toLowerCase();
};
try {
const observer = new PerformanceObserver((list) => {
for (const entry of list.getEntries() as PerformanceEntry[]) {
const layoutShift = entry as PerformanceEntry & {
value?: number;
hadRecentInput?: boolean;
sources?: Array<{ node?: Node; previousRect?: DOMRectReadOnly; currentRect?: DOMRectReadOnly }>;
};
window.__wmHeaderClsEntries?.push({
value: layoutShift.value ?? 0,
hadRecentInput: Boolean(layoutShift.hadRecentInput),
sourceSelectors: (layoutShift.sources ?? []).map((source) => selectorFor(source.node ?? null)),
sourceDetails: (layoutShift.sources ?? []).map((source) => ({
selector: selectorFor(source.node ?? null),
previousRect: source.previousRect ? {
x: source.previousRect.x,
y: source.previousRect.y,
width: source.previousRect.width,
height: source.previousRect.height,
} : undefined,
currentRect: source.currentRect ? {
x: source.currentRect.x,
y: source.currentRect.y,
width: source.currentRect.width,
height: source.currentRect.height,
} : undefined,
})),
});
}
});
observer.observe({ type: 'layout-shift', buffered: true });
} catch {
// Older engines without layout-shift support still exercise computed styles below.
}
});
});
test('reserves stable space for async header mounts without shifting the header', async ({ page }) => {
const pageErrors: string[] = [];
page.on('pageerror', (error) => pageErrors.push(error.message));
await page.goto('/', { waitUntil: 'domcontentloaded' });
await page.locator('.header').waitFor();
await page.locator('.unified-settings-btn').waitFor({ timeout: 20000 });
await page.locator('.intel-findings-badge').waitFor({ timeout: 20000 });
await page.evaluate(() => new Promise<void>((resolve) => {
requestAnimationFrame(() => requestAnimationFrame(() => resolve()));
}));
const beforeHydration = await page.locator('.header').boundingBox();
expect(beforeHydration).not.toBeNull();
await page.evaluate(() => {
window.__wmHeaderClsEntries = [];
});
const styles = await page.evaluate(() => {
const header = document.querySelector<HTMLElement>('.header');
const missionMount = document.getElementById('missionPresetMount');
const settingsMount = document.getElementById('unifiedSettingsMount');
const authMount = document.getElementById('authWidgetMount');
if (!header || !missionMount || !settingsMount || !authMount) {
throw new Error('missing header reservation elements');
}
const headerStyle = getComputedStyle(header);
const missionStyle = getComputedStyle(missionMount);
const settingsStyle = getComputedStyle(settingsMount);
const authStyle = getComputedStyle(authMount);
return {
headerContain: headerStyle.contain,
missionDisplay: missionStyle.display,
missionMinWidth: missionStyle.minWidth,
missionMinHeight: missionStyle.minHeight,
missionWidth: missionMount.getBoundingClientRect().width,
missionHeight: missionMount.getBoundingClientRect().height,
settingsDisplay: settingsStyle.display,
settingsMinWidth: settingsStyle.minWidth,
settingsMinHeight: settingsStyle.minHeight,
settingsWidth: settingsMount.getBoundingClientRect().width,
settingsHeight: settingsMount.getBoundingClientRect().height,
authDisplay: authStyle.display,
authMinWidth: authStyle.minWidth,
authMinHeight: authStyle.minHeight,
authWidth: authMount.getBoundingClientRect().width,
authHeight: authMount.getBoundingClientRect().height,
};
});
expect(styles.headerContain.split(' ')).toContain('layout');
expect(styles.missionDisplay).toMatch(/^(inline-)?flex$/);
expect(styles.missionMinWidth).toBe('86px');
expect(styles.missionMinHeight).toBe('24px');
expect(styles.missionWidth).toBeGreaterThanOrEqual(86);
expect(styles.missionHeight).toBeGreaterThanOrEqual(24);
expect(styles.settingsDisplay).toMatch(/^(inline-)?flex$/);
expect(styles.settingsMinWidth).toBe('28px');
expect(styles.settingsMinHeight).toBe('28px');
expect(styles.settingsWidth).toBeGreaterThanOrEqual(28);
expect(styles.settingsHeight).toBeGreaterThanOrEqual(28);
expect(styles.authDisplay).toMatch(/^(inline-)?flex$/);
expect(styles.authMinWidth).toBe(`${HEADER_AUTH_SLOT_WIDTH}px`);
expect(styles.authMinHeight).toBe('32px');
expect(styles.authWidth).toBeGreaterThanOrEqual(HEADER_AUTH_SLOT_WIDTH);
expect(styles.authHeight).toBeGreaterThanOrEqual(32);
await assertSignedOutAuthHydrationKeepsHeaderStable(page);
await page.evaluate(() => new Promise<void>((resolve) => {
requestAnimationFrame(() => requestAnimationFrame(() => resolve()));
}));
const afterHydration = await page.locator('.header').boundingBox();
expect(afterHydration).not.toBeNull();
expect(Math.abs((afterHydration?.height ?? 0) - (beforeHydration?.height ?? 0))).toBeLessThanOrEqual(1);
const cls = await page.evaluate(() => {
const entries = (window.__wmHeaderClsEntries ?? []).filter((entry) => !entry.hadRecentInput);
const total = entries.reduce((sum, entry) => sum + entry.value, 0);
const headerEntries = entries.filter((entry) => entry.sourceSelectors.some((selector) => (
selector === '.header'
|| selector === '#missionPresetMount'
|| selector === '#unifiedSettingsMount'
|| selector === '#authWidgetMount'
|| selector.startsWith('.header-')
|| selector.includes('mission-preset')
|| selector.includes('auth-')
|| selector.includes('unified-settings')
)));
const header = headerEntries.reduce((sum, entry) => sum + entry.value, 0);
return { total, header, headerEntries };
});
expect(cls.header, JSON.stringify(cls.headerEntries)).toBeLessThanOrEqual(0.001);
expect(cls.total).toBeLessThan(0.05);
await page.locator('.unified-settings-btn').click();
await expect(page.locator('#unifiedSettingsModal.active')).toBeVisible();
expect(pageErrors.filter((message) => message.toLowerCase().includes('auth'))).toHaveLength(0);
});
});
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