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test_runner: emit start event when subtest starts #47797

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test_runner: emit start event when subtest starts #47797

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a24f544
test_runner: emit start event when subtest starts
sankalp1999 May 1, 2023
7158d9d
test_runner: implement start event in tests_stream.js
sankalp1999 May 2, 2023
a500692
test_runner: revert the first commit
sankalp1999 May 12, 2023
b2e8085
test_runner: add lifecycle:run call and make tests pass
sankalp1999 May 25, 2023
f4e13b5
test_runner:add test:lifecycle:run event at run()
sankalp1999 May 25, 2023
d4b38f6
test_runner: rebase and refactor
sankalp1999 May 25, 2023
9033855
test_runner: move method to start(), fix tests
sankalp1999 May 29, 2023
f7dbe8a
test_runner: remove comments and extra line
sankalp1999 May 30, 2023
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5 changes: 4 additions & 1 deletion lib/internal/test_runner/test.js
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Original file line number Diff line number Diff line change
Expand Up @@ -189,6 +189,7 @@ class Test extends AsyncResource {
this.nesting = 0;
this.only = testOnlyFlag;
this.reporter = new TestsStream();
// this.reporter.lifecycleRun(this.nesting, kFilename, this.testNumber, this.name, 'starting', 'starting');
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will remove comments in next commit if CI passes.

this.runOnlySubtests = this.only;
this.testNumber = 0;
this.timeout = kDefaultTimeout;
Expand Down Expand Up @@ -478,7 +479,7 @@ class Test extends AsyncResource {
this.parent.addPendingSubtest(deferred);
return deferred.promise;
}

this.reporter.lifecycleRun(this.nesting, kFilename, this.testNumber, this.name, 'starting', 'starting');
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I think this should be emitted before the if

return this.run();
}

Expand Down Expand Up @@ -782,6 +783,8 @@ class Suite extends Test {
}

async run() {
// this.reporter.lifecycleRun(this.nesting, kFilename, this.testNumber, this.name, 'starting', 'starting');

const hookArgs = this.getRunArgs();

try {
Expand Down
4 changes: 4 additions & 0 deletions lib/internal/test_runner/tests_stream.js
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Expand Up @@ -29,6 +29,10 @@ class TestsStream extends Readable {
}
}

lifecycleRun(nesting, file, testNumber, name, details) {
this[kEmitMessage]('test:lifecycle:run', { __proto__: null, name, nesting, file, testNumber, details });
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I think test:enqueue is a better name, @cjihrig WDYT?

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I don't feel too strongly, but I wouldn't say "enqueue" just rolls off the tongue.

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I agree, but in terms of distinction from test:start I think it is much better than test:lifecycle:run

}
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can remove ...directive I guess


fail(nesting, file, testNumber, name, details, directive) {
this[kEmitMessage]('test:fail', { __proto__: null, name, nesting, file, testNumber, details, ...directive });
}
Expand Down
6 changes: 3 additions & 3 deletions test/parallel/test-runner-reporters.js
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Expand Up @@ -97,7 +97,7 @@ describe('node:test reporters', { concurrency: true }, () => {
testFile]);
assert.strictEqual(child.stderr.toString(), '');
const stdout = child.stdout.toString();
assert.match(stdout, /{"test:start":4,"test:pass":2,"test:fail":2,"test:plan":2,"test:diagnostic":\d+}$/);
assert.match(stdout, /{"test:lifecycle:run":4,"test:start":4,"test:pass":2,"test:fail":2,"test:plan":2,"test:diagnostic":\d+}$/);
assert.strictEqual(stdout.slice(0, filename.length + 2), `${filename} {`);
});
});
Expand All @@ -109,7 +109,7 @@ describe('node:test reporters', { concurrency: true }, () => {
assert.strictEqual(child.stderr.toString(), '');
assert.match(
child.stdout.toString(),
/^package: reporter-cjs{"test:start":4,"test:pass":2,"test:fail":2,"test:plan":2,"test:diagnostic":\d+}$/,
/^package: reporter-cjs{"test:lifecycle:run":4,"test:start":4,"test:pass":2,"test:fail":2,"test:plan":2,"test:diagnostic":\d+}$/,
);
});

Expand All @@ -120,7 +120,7 @@ describe('node:test reporters', { concurrency: true }, () => {
assert.strictEqual(child.stderr.toString(), '');
assert.match(
child.stdout.toString(),
/^package: reporter-esm{"test:start":4,"test:pass":2,"test:fail":2,"test:plan":2,"test:diagnostic":\d+}$/,
/^package: reporter-esm{"test:lifecycle:run":\d+,"test:start":4,"test:pass":2,"test:fail":2,"test:plan":2,"test:diagnostic":\d+}$/,
);
});

Expand Down