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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,76 +1,98 @@ | ||
| import fs from 'node:fs'; | ||
| import v8toIstanbul from 'v8-to-istanbul'; | ||
| import {test as base} from '@playwright/test'; | ||
| import {type Page, test as base} from '@playwright/test'; | ||
|
|
||
| // Declare the types of your fixtures. | ||
| type MyFixtures = { | ||
| _coveredPage: undefined; | ||
| coverage: {newPage: () => Promise<Page>}; | ||
| }; | ||
|
|
||
| export const test = base.extend<MyFixtures>({ | ||
| async _coveredPage({page}, use, testInfo) { | ||
| async coverage({page, context}, use, testInfo) { | ||
| // eslint-disable-next-line n/prefer-global/process | ||
| if (process.env.COVERAGE) { | ||
| await page.coverage.startJSCoverage(); | ||
| } | ||
|
|
||
| await use(undefined); | ||
| const pages: Page[] = [page]; | ||
|
|
||
| // eslint-disable-next-line n/prefer-global/process | ||
| if (!process.env.COVERAGE) { | ||
| return; | ||
| async function newPage() { | ||
| const newPage = await context.newPage(); | ||
|
|
||
| // eslint-disable-next-line n/prefer-global/process | ||
| if (process.env.COVERAGE) { | ||
| await newPage.coverage.startJSCoverage(); | ||
| } | ||
|
|
||
| pages.push(newPage); | ||
| return newPage; | ||
| } | ||
|
|
||
| const coverage = await page.coverage.stopJSCoverage(); | ||
|
|
||
| // Absolute path to src folder "/Users/.../slidr/src" | ||
| const srcPath = new URL('..', import.meta.url); | ||
|
|
||
| const coverageEntries = await Promise.all( | ||
| coverage | ||
| .filter((entry) => { | ||
| const coveragePath = new URL( | ||
| `../..${new URL(entry.url).pathname}`, | ||
| import.meta.url, | ||
| ); | ||
|
|
||
| // Determine if the file is in the src folder | ||
| const isInSrcFolder = coveragePath.pathname.startsWith( | ||
| srcPath.pathname, | ||
| ); | ||
| // Determine of the file is a CSS file | ||
| const isCssFile = coveragePath.pathname.endsWith('.css'); | ||
|
|
||
| return isInSrcFolder && !isCssFile; | ||
| }) | ||
| .map(async (entry) => { | ||
| const coveragePath = new URL( | ||
| `../..${new URL(entry.url).pathname}`, | ||
| import.meta.url, | ||
| ); | ||
|
|
||
| const converter = v8toIstanbul(coveragePath.pathname, 0, { | ||
| source: entry.source!, | ||
| }); | ||
|
|
||
| await converter.load(); | ||
| converter.applyCoverage(entry.functions); | ||
|
|
||
| return converter.toIstanbul(); | ||
| }), | ||
| ); | ||
| await use({newPage}); | ||
|
|
||
| let report: Record<string, unknown> = {}; | ||
| for (const entry of coverageEntries) { | ||
| report = {...report, ...entry}; | ||
| // eslint-disable-next-line n/prefer-global/process | ||
| if (!process.env.COVERAGE) { | ||
| return; | ||
| } | ||
|
|
||
| fs.mkdirSync('coverage/tmp', {recursive: true}); | ||
| fs.writeFileSync( | ||
| `coverage/tmp/${testInfo.testId}.json`, | ||
| JSON.stringify(report, null, 2), | ||
| await Promise.all( | ||
| pages.map(async (pageToCover, index) => | ||
| saveCoverage(pageToCover, `${testInfo.testId}_${index}`), | ||
| ), | ||
| ); | ||
| }, | ||
| }); | ||
|
|
||
| async function saveCoverage(page: Page, testId: string) { | ||
| const coverage = await page.coverage.stopJSCoverage(); | ||
|
|
||
| // Absolute path to src folder "/Users/.../slidr/src" | ||
| const srcPath = new URL('..', import.meta.url); | ||
|
|
||
| const coverageEntries = await Promise.all( | ||
| coverage | ||
| .filter((entry) => { | ||
| const coveragePath = new URL( | ||
| `../..${new URL(entry.url).pathname}`, | ||
| import.meta.url, | ||
| ); | ||
|
|
||
| // Determine if the file is in the src folder | ||
| const isInSrcFolder = coveragePath.pathname.startsWith( | ||
| srcPath.pathname, | ||
| ); | ||
| // Determine of the file is a CSS file | ||
| const isCssFile = coveragePath.pathname.endsWith('.css'); | ||
|
|
||
| return isInSrcFolder && !isCssFile; | ||
| }) | ||
| .map(async (entry) => { | ||
| const coveragePath = new URL( | ||
| `../..${new URL(entry.url).pathname}`, | ||
| import.meta.url, | ||
| ); | ||
|
|
||
| const converter = v8toIstanbul(coveragePath.pathname, 0, { | ||
| source: entry.source!, | ||
| }); | ||
|
|
||
| await converter.load(); | ||
| converter.applyCoverage(entry.functions); | ||
|
|
||
| return converter.toIstanbul(); | ||
| }), | ||
| ); | ||
|
|
||
| let report: Record<string, unknown> = {}; | ||
| for (const entry of coverageEntries) { | ||
| report = {...report, ...entry}; | ||
| } | ||
|
|
||
| fs.mkdirSync('coverage/tmp', {recursive: true}); | ||
| fs.writeFileSync( | ||
| `coverage/tmp/${testId}.json`, | ||
| JSON.stringify(report, null, 2), | ||
| ); | ||
| } | ||
|
|
||
| export {expect} from '@playwright/test'; |
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