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[jest] refactor config check (elastic#135960)
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Spencer
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Jul 11, 2022
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| /* | ||
| * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one | ||
| * or more contributor license agreements. Licensed under the Elastic License | ||
| * 2.0 and the Server Side Public License, v 1; you may not use this file except | ||
| * in compliance with, at your election, the Elastic License 2.0 or the Server | ||
| * Side Public License, v 1. | ||
| */ | ||
|
|
||
| import Fs from 'fs'; | ||
| import Path from 'path'; | ||
|
|
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| import execa from 'execa'; | ||
| import minimatch from 'minimatch'; | ||
| import { REPO_ROOT } from '@kbn/utils'; | ||
|
|
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| // @ts-expect-error jest-preset is necessarily a JS file | ||
| import { testMatch } from '../../../jest-preset'; | ||
|
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| const UNIT_CONFIG_NAME = 'jest.config.js'; | ||
| const INTEGRATION_CONFIG_NAME = 'jest.integration.config.js'; | ||
|
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| export async function getAllJestPaths() { | ||
| const proc = await execa('git', ['ls-files', '-comt', '--exclude-standard'], { | ||
| cwd: REPO_ROOT, | ||
| stdio: ['ignore', 'pipe', 'pipe'], | ||
| buffer: true, | ||
| }); | ||
|
|
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| const testsRe = (testMatch as string[]).map((p) => minimatch.makeRe(p)); | ||
| const classify = (rel: string) => { | ||
| if (testsRe.some((re) => re.test(rel))) { | ||
| return 'test' as const; | ||
| } | ||
|
|
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| const basename = Path.basename(rel); | ||
| return basename === UNIT_CONFIG_NAME || basename === INTEGRATION_CONFIG_NAME | ||
| ? ('config' as const) | ||
| : undefined; | ||
| }; | ||
|
|
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| const tests = new Set<string>(); | ||
| const configs = new Set<string>(); | ||
|
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| for (const line of proc.stdout.split('\n').map((l) => l.trim())) { | ||
| if (!line) { | ||
| continue; | ||
| } | ||
|
|
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| const rel = line.slice(2); // trim the single char status from the line | ||
| const type = classify(rel); | ||
|
|
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| if (!type) { | ||
| continue; | ||
| } | ||
|
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| const set = type === 'test' ? tests : configs; | ||
| const abs = Path.resolve(REPO_ROOT, rel); | ||
|
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| if (line.startsWith('C ')) { | ||
| // this line indicates that the previous path is changed in the working tree, so we need to determine if | ||
| // it was deleted, and if so, remove it from the set we added it to | ||
| if (!Fs.existsSync(abs)) { | ||
| set.delete(abs); | ||
| } | ||
| } else { | ||
| set.add(abs); | ||
| } | ||
| } | ||
|
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| return { | ||
| tests, | ||
| configs, | ||
| }; | ||
| } |
52 changes: 52 additions & 0 deletions
52
packages/kbn-test/src/jest/configs/get_tests_for_config_paths.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,52 @@ | ||
| /* | ||
| * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one | ||
| * or more contributor license agreements. Licensed under the Elastic License | ||
| * 2.0 and the Server Side Public License, v 1; you may not use this file except | ||
| * in compliance with, at your election, the Elastic License 2.0 or the Server | ||
| * Side Public License, v 1. | ||
| */ | ||
|
|
||
| import { readConfig } from 'jest-config'; | ||
| import { createContext } from 'jest-runtime'; | ||
| import { SearchSource } from 'jest'; | ||
| import { asyncMapWithLimit } from '@kbn/std'; | ||
|
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| const EMPTY_ARGV = { | ||
| $0: '', | ||
| _: [], | ||
| }; | ||
|
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| const NO_WARNINGS_CONSOLE = { | ||
| ...console, | ||
| warn() { | ||
| // ignore haste-map warnings | ||
| }, | ||
| }; | ||
|
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| export interface TestsForConfigPath { | ||
| path: string; | ||
| testPaths: Set<string>; | ||
| } | ||
|
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| export async function getTestsForConfigPaths( | ||
| configPaths: Iterable<string> | ||
| ): Promise<TestsForConfigPath[]> { | ||
| return await asyncMapWithLimit(configPaths, 60, async (path) => { | ||
| const config = await readConfig(EMPTY_ARGV, path); | ||
| const searchSource = new SearchSource( | ||
| await createContext(config.projectConfig, { | ||
| maxWorkers: 1, | ||
| watchman: false, | ||
| watch: false, | ||
| console: NO_WARNINGS_CONSOLE, | ||
| }) | ||
| ); | ||
|
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| const results = await searchSource.getTestPaths(config.globalConfig, undefined, undefined); | ||
|
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| return { | ||
| path, | ||
| testPaths: new Set(results.tests.map((t) => t.path)), | ||
| }; | ||
| }); | ||
| } |
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