44 lines
1.6 KiB
TypeScript
44 lines
1.6 KiB
TypeScript
import fs from 'fs/promises';
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import path from 'path';
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import type { TestInfo } from '@playwright/test';
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import { expect, test as base, Page } from '@bgotink/playwright-coverage';
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const coverageDir = path.join(process.cwd(), 'coverage-reports', 'e2e', '.nyc_output');
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async function writeCoverageFile(page: Page, testInfo: TestInfo) {
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try {
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const coverage = await page.evaluate(
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() => (globalThis as { __coverage__?: unknown }).__coverage__ ?? null,
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);
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if (!coverage || Object.keys(coverage).length === 0) return;
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await fs.mkdir(coverageDir, { recursive: true });
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const titleParts =
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typeof testInfo.titlePath === 'function' ? testInfo.titlePath() : [testInfo.title];
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const safeTitle = titleParts
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.filter(Boolean)
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.map((part) => part.replace(/[^a-zA-Z0-9-_]+/g, '_'))
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.join('--')
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.slice(0, 200);
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const worker = typeof testInfo.workerIndex === 'number' ? `w${testInfo.workerIndex}` : 'w';
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const filename = path.join(coverageDir, `coverage-${worker}-${Date.now()}-${safeTitle || 'test'}.json`);
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await fs.writeFile(filename, JSON.stringify(coverage));
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console.log('Wrote coverage file:', path.relative(process.cwd(), filename));
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} catch (error) {
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const msg = error instanceof Error ? error.message : String(error);
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console.warn('Failed to collect coverage from page:', msg);
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}
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}
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export const test = base.extend({
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page: async ({ page }, applyPageFixture, testInfo) => {
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await applyPageFixture(page);
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await writeCoverageFile(page, testInfo);
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},
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});
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export { expect };
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export type { Page };
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