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test_runner: fix support watch with run(), add globPatterns option #53866

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Merged
nodejs-github-bot merged 24 commits into from
Jul 24, 2024
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test_runner: fix support watch with run(), add globPatterns option #53866

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test_runner: fix support watch with run(), add globPatterns option
mcollina Jul 16, 2024
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Update test/parallel/test-runner-run-files-undefined.mjs
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fixup 
Signed-off-by: Matteo Collina <hello@matteocollina.com>
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@mcollina
mcollina committed Jul 18, 2024
commit d7ad6ee483a907b099dcb8404395b6bb69b7edc2
2 changes: 2 additions & 0 deletions doc/api/test.md
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Expand Up @@ -1263,6 +1263,8 @@ changes:
parallel.
If `false`, it would only run one test file at a time.
**Default:** `false`.
* `cwd` {string} The current working directory for the test runner.
**Default:** `process.cwd()`.
* `files`: {Array} An array containing the list of files to run.
**Default** matching files from [test runner execution model][].
* `forceExit`: {boolean} Configures the test runner to exit the process once
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15 changes: 11 additions & 4 deletions lib/internal/test_runner/runner.js
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Expand Up @@ -51,6 +51,7 @@ const {
validateFunction,
validateObject,
validateInteger,
validateString,
} = require('internal/validators');
const { getInspectPort, isUsingInspector, isInspectorMessage } = require('internal/util/inspector');
const { isRegExp } = require('internal/util/types');
Expand Down Expand Up @@ -88,8 +89,7 @@ const kCanceledTests = new SafeSet()

let kResistStopPropagation;

function createTestFileList(patterns) {
const cwd = process.cwd();
function createTestFileList(cwd, patterns) {
const hasUserSuppliedPattern = patterns != null;
if (!patterns || patterns.length === 0) {
patterns = [kDefaultPattern];
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@cjihrig cjihrig Jul 18, 2024

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I would assign the default patterns in the run() validation. You can do that in this PR, otherwise, I will probably do it in a follow up.

Expand Down Expand Up @@ -421,7 +421,7 @@ function watchFiles(testFiles, opts) {

watcher.on('changed', ({ owners, eventType }) => {
if (!opts.hasFiles && eventType === 'rename') {
const updatedTestFiles = createTestFileList(opts.globPatterns);
const updatedTestFiles = createTestFileList(opts.cwd, opts.globPatterns);

const newFileName = ArrayPrototypeFind(updatedTestFiles, (x) => !ArrayPrototypeIncludes(testFiles, x));
const previousFileName = ArrayPrototypeFind(testFiles, (x) => !ArrayPrototypeIncludes(updatedTestFiles, x));
Expand Down Expand Up @@ -484,6 +484,7 @@ function run(options = kEmptyObject) {
watch,
setup,
only,
cwd,
globPatterns,
} = options;

Expand Down Expand Up @@ -530,6 +531,11 @@ function run(options = kEmptyObject) {
if (setup != null) {
validateFunction(setup, 'options.setup');
}

if (cwd != null) {
validateString(cwd, 'options.cwd');
}

if (testNamePatterns != null) {
if (!ArrayIsArray(testNamePatterns)) {
testNamePatterns = [testNamePatterns];
Expand Down Expand Up @@ -571,7 +577,7 @@ function run(options = kEmptyObject) {
root.postRun();
return root.reporter;
}
let testFiles = files ?? createTestFileList(globPatterns);
let testFiles = files ?? createTestFileList(cwd, globPatterns);

if (shard) {
testFiles = ArrayPrototypeFilter(testFiles, (_, index) => index % shard.total === shard.index - 1);
Expand All @@ -590,6 +596,7 @@ function run(options = kEmptyObject) {
globPatterns,
only,
forceExit,
cwd,
};
if (watch) {
filesWatcher = watchFiles(testFiles, opts);
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11 changes: 6 additions & 5 deletions test/parallel/test-runner-run.mjs
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Expand Up @@ -8,11 +8,6 @@ import tmpdir from '../common/tmpdir.js';

const testFixtures = fixtures.path('test-runner');

// This is needed, because calling run() with no files will
// load files matching from cwd, which includes all content of test/
tmpdir.refresh();
process.chdir(tmpdir.path);

describe('require(\'node:test\').run', { concurrency: true }, () => {
it('should run with no tests', async () => {
const stream = run({ files: [] });
Expand Down Expand Up @@ -509,7 +504,9 @@ describe('require(\'node:test\').run', { concurrency: true }, () => {
});

it('should run with no files', async () => {
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@cjihrig cjihrig Jul 19, 2024

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Should these tests be removed? Shouldn't these still work the same?

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@mcollina mcollina Jul 19, 2024

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Unfortunately they will now fail as they are trying to load all files in test that matches the given glob pattern. They were passing before due to the CLI checks that I removed.

tmpdir.refresh();
const stream = run({
cwd: tmpdir.path,
files: undefined
}).compose(tap);
stream.on('test:fail', common.mustNotCall());
Expand All @@ -520,7 +517,9 @@ describe('require(\'node:test\').run', { concurrency: true }, () => {
});

it('should run with no files and use spec reporter', async () => {
tmpdir.refresh();
const stream = run({
cwd: tmpdir.path,
files: undefined
}).compose(spec);
stream.on('test:fail', common.mustNotCall());
Expand All @@ -531,7 +530,9 @@ describe('require(\'node:test\').run', { concurrency: true }, () => {
});

it('should run with no files and use dot reporter', async () => {
tmpdir.refresh();
const stream = run({
cwd: tmpdir.path,
files: undefined
}).compose(dot);
stream.on('test:fail', common.mustNotCall());
Expand Down