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ericmorandericmorand
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Add One Double Zero as coverage provider
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+424
-15
lines changed

10 files changed

+424
-15
lines changed

‎e2e/__tests__/__snapshots__/coverageProviderODZ.test.ts.snap

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// Jest Snapshot v1, https://goo.gl/fbAQLP
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exports[`prints correct coverage report, if a CJS module is put under test without transformation 1`] = `
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" console.log
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this will print
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at covered (module.js:11:11)
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--------------|---------|----------|---------|---------|-------------------
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File | % Stmts | % Branch | % Funcs | % Lines | Uncovered Line #s
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--------------|---------|----------|---------|---------|-------------------
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All files | 60 | 50 | 50 | 60 |
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module.js | 66.66 | 50 | 50 | 66.66 | 14-15,19
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uncovered.js | 0 | 100 | 100 | 0 | 8
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--------------|---------|----------|---------|---------|-------------------"
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`;
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exports[`prints correct coverage report, if a TS module is transpiled by Babel to CJS and put under test 1`] = `
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" console.log
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this will print
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at log (module.ts:13:11)
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--------------|---------|----------|---------|---------|-------------------
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File | % Stmts | % Branch | % Funcs | % Lines | Uncovered Line #s
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--------------|---------|----------|---------|---------|-------------------
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All files | 62.5 | 50 | 50 | 62.5 |
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module.ts | 62.5 | 50 | 50 | 62.5 | 16-17,21
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types.ts | 0 | 0 | 0 | 0 |
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uncovered.ts | 0 | 0 | 0 | 0 |
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--------------|---------|----------|---------|---------|-------------------"
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`;
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exports[`prints correct coverage report, if a TS module is transpiled by custom transformer to ESM put under test 1`] = `
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" console.log
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this will print
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at covered (module.ts:13:11)
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--------------|---------|----------|---------|---------|-------------------
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File | % Stmts | % Branch | % Funcs | % Lines | Uncovered Line #s
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--------------|---------|----------|---------|---------|-------------------
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All files | 62.5 | 50 | 50 | 62.5 |
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module.ts | 62.5 | 50 | 50 | 62.5 | 16-17,21
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types.ts | 0 | 0 | 0 | 0 |
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uncovered.ts | 0 | 0 | 0 | 0 |
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--------------|---------|----------|---------|---------|-------------------"
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`;
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exports[`prints correct coverage report, if an ESM module is put under test without transformation 1`] = `
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" console.log
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this will print
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at covered (module.js:11:11)
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--------------|---------|----------|---------|---------|-------------------
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File | % Stmts | % Branch | % Funcs | % Lines | Uncovered Line #s
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--------------|---------|----------|---------|---------|-------------------
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All files | 62.5 | 50 | 50 | 62.5 |
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module.js | 62.5 | 50 | 50 | 62.5 | 14-15,19
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uncovered.js | 0 | 0 | 0 | 0 |
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--------------|---------|----------|---------|---------|-------------------"
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`;
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exports[`prints coverage with empty sourcemaps 1`] = `
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"----------|---------|----------|---------|---------|-------------------
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File | % Stmts | % Branch | % Funcs | % Lines | Uncovered Line #s
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----------|---------|----------|---------|---------|-------------------
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All files | 0 | 0 | 0 | 0 |
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----------|---------|----------|---------|---------|-------------------"
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`;
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exports[`prints coverage with missing sourcemaps 1`] = `
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" console.log
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42
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at Object.log (__tests__/Thing.test.js:10:9)
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----------|---------|----------|---------|---------|-------------------
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File | % Stmts | % Branch | % Funcs | % Lines | Uncovered Line #s
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----------|---------|----------|---------|---------|-------------------
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All files | 100 | 100 | 100 | 100 |
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Thing.js | 100 | 100 | 100 | 100 |
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x.css | 0 | 0 | 0 | 0 |
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----------|---------|----------|---------|---------|-------------------"
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`;
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exports[`reports coverage with \`resetModules\` 1`] = `
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" console.log
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this will print
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at log (module.js:11:11)
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console.log
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this will print
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at log (module.js:11:11)
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--------------|---------|----------|---------|---------|-------------------
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File | % Stmts | % Branch | % Funcs | % Lines | Uncovered Line #s
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--------------|---------|----------|---------|---------|-------------------
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All files | 60 | 50 | 50 | 60 |
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module.js | 66.66 | 50 | 50 | 66.66 | 14-15,19
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uncovered.js | 0 | 100 | 100 | 0 | 8
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--------------|---------|----------|---------|---------|-------------------"
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`;
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exports[`vm script coverage generator 1`] = `
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"-------------|---------|----------|---------|---------|-------------------
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File | % Stmts | % Branch | % Funcs | % Lines | Uncovered Line #s
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-------------|---------|----------|---------|---------|-------------------
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All files | 80 | 75 | 66.66 | 80 |
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vmscript.js | 80 | 75 | 66.66 | 80 | 20-21
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-------------|---------|----------|---------|---------|-------------------"
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`;

‎e2e/__tests__/coverageProviderODZ.test.ts

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/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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import * as path from 'path';
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import runJest from '../runJest';
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const DIR = path.resolve(__dirname, '../coverage-provider-v8');
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test('prints coverage with missing sourcemaps', () => {
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const sourcemapDir = path.join(DIR, 'no-sourcemap');
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const {stdout, exitCode} = runJest(
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sourcemapDir,
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['--coverage', '--coverage-provider', 'odz'],
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{stripAnsi: true},
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);
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expect(exitCode).toBe(0);
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expect(stdout).toMatchSnapshot();
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});
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test('prints coverage with empty sourcemaps', () => {
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const sourcemapDir = path.join(DIR, 'empty-sourcemap');
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const {stdout, exitCode} = runJest(
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sourcemapDir,
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['--coverage', '--coverage-provider', 'odz'],
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{stripAnsi: true},
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);
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expect(exitCode).toBe(0);
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expect(stdout).toMatchSnapshot();
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});
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test('reports coverage with `resetModules`', () => {
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const sourcemapDir = path.join(DIR, 'with-resetModules');
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const {stdout, exitCode} = runJest(
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sourcemapDir,
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['--coverage', '--coverage-provider', 'odz'],
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{stripAnsi: true},
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);
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expect(exitCode).toBe(0);
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expect(stdout).toMatchSnapshot();
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});
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test('prints correct coverage report, if a CJS module is put under test without transformation', () => {
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const sourcemapDir = path.join(DIR, 'cjs-native-without-sourcemap');
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const {stdout, exitCode} = runJest(
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sourcemapDir,
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['--coverage', '--coverage-provider', 'odz', '--no-cache'],
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{stripAnsi: true},
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);
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expect(exitCode).toBe(0);
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expect(stdout).toMatchSnapshot();
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});
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test('prints correct coverage report, if a TS module is transpiled by Babel to CJS and put under test', () => {
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const sourcemapDir = path.join(DIR, 'cjs-with-babel-transformer');
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const {stdout, exitCode} = runJest(
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sourcemapDir,
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['--coverage', '--coverage-provider', 'odz', '--no-cache'],
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{stripAnsi: true},
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);
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expect(exitCode).toBe(0);
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expect(stdout).toMatchSnapshot();
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});
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test('prints correct coverage report, if an ESM module is put under test without transformation', () => {
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const sourcemapDir = path.join(DIR, 'esm-native-without-sourcemap');
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const {stdout, exitCode} = runJest(
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sourcemapDir,
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['--coverage', '--coverage-provider', 'odz', '--no-cache'],
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{
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nodeOptions: '--experimental-vm-modules --no-warnings',
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stripAnsi: true,
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},
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);
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expect(exitCode).toBe(0);
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expect(stdout).toMatchSnapshot();
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});
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test('prints correct coverage report, if a TS module is transpiled by custom transformer to ESM put under test', () => {
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const sourcemapDir = path.join(DIR, 'esm-with-custom-transformer');
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const {stdout, exitCode} = runJest(
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sourcemapDir,
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['--coverage', '--coverage-provider', 'odz', '--no-cache'],
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{
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nodeOptions: '--experimental-vm-modules --no-warnings',
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stripAnsi: true,
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},
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);
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expect(exitCode).toBe(0);
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expect(stdout).toMatchSnapshot();
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});
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test('vm script coverage generator', () => {
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const dir = path.resolve(__dirname, '../vmscript-coverage');
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const {stdout, exitCode} = runJest(
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dir,
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['--coverage', '--coverage-provider', 'odz'],
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{stripAnsi: true},
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);
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expect(exitCode).toBe(0);
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expect(stdout).toMatchSnapshot();
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});

‎e2e/coverage-provider-v8/no-sourcemap/package.json

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"transform": {
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"\\.[jt]sx?$": "babel-jest",
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"\\.css$": "<rootDir>/cssTransform.js"
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}
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},
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"collectCoverageFrom": [
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"<rootDir>/Thing.js",
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"<rootDir>/x.css"
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]
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}
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}

‎package.json

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"psl": "patch:psl@npm:^1.9.0#./.yarn/patches/psl-npm-1.9.0-a546edad1a.patch",
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"ts-node@^10.5.0": "patch:ts-node@npm:^10.5.0#./.yarn/patches/ts-node-npm-10.9.1-6c268be7f4.patch"
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},
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"packageManager": "[email protected]"
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"packageManager": "[email protected]",
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"dependencies": {
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"one-double-zero": "1.0.0-beta.12"
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}
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}

‎packages/jest-cli/src/args.ts

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type: 'array',
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},
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coverageProvider: {
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choices: ['babel', 'v8'],
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description: 'Select between Babel and V8 to collect coverage',
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choices: ['babel', 'v8', 'odz'],
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description: 'Select between Babel, V8 and One Double Zero to collect coverage',
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requiresArg: true,
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},
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coverageReporters: {

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