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test_runner: finish build phase before running tests
This commit updates the test runner to wait for suites to finish building before starting any tests. This is necessary when test filtering is enabled, as suites may transition from filtered to not filtered depending on what is inside of them. Fixes: #54084 Fixes: #54154 PR-URL: #54423 Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Moshe Atlow <moshe@atlow.co.il> Reviewed-By: Jake Yuesong Li <jake.yuesong@gmail.com>
1 parent 909c532 commit cbe30a0

9 files changed

Lines changed: 302 additions & 14 deletions

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‎lib/internal/test_runner/harness.js‎

Lines changed: 33 additions & 9 deletions
Original file line numberDiff line numberDiff line change
@@ -1,9 +1,11 @@
11
'use strict';
22
const {
33
ArrayPrototypeForEach,
4+
ArrayPrototypePush,
45
FunctionPrototypeBind,
56
PromiseResolve,
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SafeMap,
8+
SafePromiseAllReturnVoid,
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} = primordials;
810
const { getCallerLocation } = internalBinding('util');
911
const {
@@ -24,6 +26,7 @@ const {
2426
shouldColorizeTestFiles,
2527
} = require('internal/test_runner/utils');
2628
const { queueMicrotask } = require('internal/process/task_queues');
29+
const { createDeferredPromise } = require('internal/util');
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const { bigint: hrtime } = process.hrtime;
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const resolvedPromise = PromiseResolve();
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const testResources = new SafeMap();
@@ -32,9 +35,12 @@ let globalRoot;
3235
testResources.set(reporterScope.asyncId(), reporterScope);
3336

3437
function createTestTree(rootTestOptions, globalOptions) {
38+
const buildPhaseDeferred = createDeferredPromise();
3539
const harness = {
3640
__proto__: null,
37-
allowTestsToRun: false,
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buildPromise: buildPhaseDeferred.promise,
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buildSuites: [],
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isWaitingForBuildPhase: false,
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bootstrapPromise: resolvedPromise,
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watching: false,
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config: globalOptions,
@@ -56,6 +62,13 @@ function createTestTree(rootTestOptions, globalOptions) {
5662
shouldColorizeTestFiles: shouldColorizeTestFiles(globalOptions.destinations),
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teardown: null,
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snapshotManager: null,
65+
async waitForBuildPhase() {
66+
if (harness.buildSuites.length > 0) {
67+
await SafePromiseAllReturnVoid(harness.buildSuites);
68+
}
69+
70+
buildPhaseDeferred.resolve();
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},
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};
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6174
harness.resetCounters();
@@ -243,14 +256,25 @@ function lazyBootstrapRoot() {
243256
}
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245258
async function startSubtestAfterBootstrap(subtest) {
246-
if (subtest.root.harness.bootstrapPromise) {
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// Only incur the overhead of awaiting the Promise once.
248-
await subtest.root.harness.bootstrapPromise;
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subtest.root.harness.bootstrapPromise = null;
250-
queueMicrotask(() => {
251-
subtest.root.harness.allowTestsToRun = true;
252-
subtest.root.processPendingSubtests();
253-
});
259+
if (subtest.root.harness.buildPromise) {
260+
if (subtest.root.harness.bootstrapPromise) {
261+
await subtest.root.harness.bootstrapPromise;
262+
subtest.root.harness.bootstrapPromise = null;
263+
}
264+
265+
if (subtest.buildSuite) {
266+
ArrayPrototypePush(subtest.root.harness.buildSuites, subtest.buildSuite);
267+
}
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269+
if (!subtest.root.harness.isWaitingForBuildPhase) {
270+
subtest.root.harness.isWaitingForBuildPhase = true;
271+
queueMicrotask(() => {
272+
subtest.root.harness.waitForBuildPhase();
273+
});
274+
}
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276+
await subtest.root.harness.buildPromise;
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subtest.root.harness.buildPromise = null;
254278
}
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256280
await subtest.start();

‎lib/internal/test_runner/runner.js‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -610,7 +610,7 @@ function run(options = kEmptyObject) {
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}
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const runFiles = () => {
612612
root.harness.bootstrapPromise = null;
613-
root.harness.allowTestsToRun = true;
613+
root.harness.buildPromise = null;
614614
return SafePromiseAllSettledReturnVoid(testFiles, (path) => {
615615
const subtest = runTestFile(path, filesWatcher, opts);
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filesWatcher?.runningSubtests.set(path, subtest);

‎lib/internal/test_runner/test.js‎

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Original file line numberDiff line numberDiff line change
@@ -766,7 +766,7 @@ class Test extends AsyncResource {
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// it. Otherwise, return a Promise to the caller and mark the test as
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// pending for later execution.
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this.reporter.enqueue(this.nesting, this.loc, this.name);
769-
if (!this.root.harness.allowTestsToRun || !this.parent.hasConcurrency()) {
769+
if (this.root.harness.buildPromise || !this.parent.hasConcurrency()) {
770770
const deferred = createDeferredPromise();
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deferred.test = this;

‎test/fixtures/test-runner/output/filtered-suite-delayed-build.js‎

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,16 @@
1+
// Flags: --test-name-pattern=enabled
2+
'use strict';
3+
const common = require('../../../common');
4+
const { suite, test } = require('node:test');
5+
6+
suite('async suite', async () => {
7+
await 1;
8+
test('enabled 1', common.mustCall());
9+
await 1;
10+
test('not run', common.mustNotCall());
11+
await 1;
12+
});
13+
14+
suite('sync suite', () => {
15+
test('enabled 2', common.mustCall());
16+
});

‎test/fixtures/test-runner/output/filtered-suite-delayed-build.snapshot‎

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@@ -0,0 +1,34 @@
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TAP version 13
2+
# Subtest: async suite
3+
# Subtest: enabled 1
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ok 1 - enabled 1
5+
---
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duration_ms: *
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...
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1..1
9+
ok 1 - async suite
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---
11+
duration_ms: *
12+
type: 'suite'
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...
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# Subtest: sync suite
15+
# Subtest: enabled 2
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ok 1 - enabled 2
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---
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duration_ms: *
19+
...
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1..1
21+
ok 2 - sync suite
22+
---
23+
duration_ms: *
24+
type: 'suite'
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...
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1..2
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# tests 2
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# suites 2
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# pass 2
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# fail 0
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# cancelled 0
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# skipped 0
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# todo 0
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# duration_ms *

‎test/fixtures/test-runner/output/filtered-suite-order.mjs‎

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,49 @@
1+
// Flags: --test-only
2+
import { describe, test, after } from 'node:test';
3+
4+
after(() => { console.log('with global after()'); });
5+
await Promise.resolve();
6+
7+
console.log('Execution order was:');
8+
const ll = (t) => { console.log(` * ${t.fullName}`) };
9+
10+
describe('A', () => {
11+
test.only('A', ll);
12+
test('B', ll);
13+
describe.only('C', () => {
14+
test.only('A', ll);
15+
test('B', ll);
16+
});
17+
describe('D', () => {
18+
test.only('A', ll);
19+
test('B', ll);
20+
});
21+
});
22+
describe.only('B', () => {
23+
test('A', ll);
24+
test('B', ll);
25+
describe('C', () => {
26+
test('A', ll);
27+
});
28+
});
29+
describe('C', () => {
30+
test.only('A', ll);
31+
test('B', ll);
32+
describe.only('C', () => {
33+
test('A', ll);
34+
test('B', ll);
35+
});
36+
describe('D', () => {
37+
test('A', ll);
38+
test.only('B', ll);
39+
});
40+
});
41+
describe('D', () => {
42+
test('A', ll);
43+
test.only('B', ll);
44+
});
45+
describe.only('E', () => {
46+
test('A', ll);
47+
test('B', ll);
48+
});
49+
test.only('F', ll);

‎test/fixtures/test-runner/output/filtered-suite-order.snapshot‎

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1+
Execution order was:
2+
* A > A
3+
* A > C > A
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* A > D > A
5+
* B > A
6+
* B > B
7+
* B > C > A
8+
* C > A
9+
* C > C > A
10+
* C > C > B
11+
* C > D > B
12+
* D > B
13+
* E > A
14+
* E > B
15+
* F
16+
with global after()
17+
TAP version 13
18+
# Subtest: A
19+
# Subtest: A
20+
ok 1 - A
21+
---
22+
duration_ms: *
23+
...
24+
# Subtest: C
25+
# Subtest: A
26+
ok 1 - A
27+
---
28+
duration_ms: *
29+
...
30+
1..1
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ok 2 - C
32+
---
33+
duration_ms: *
34+
type: 'suite'
35+
...
36+
# Subtest: D
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# Subtest: A
38+
ok 1 - A
39+
---
40+
duration_ms: *
41+
...
42+
1..1
43+
ok 3 - D
44+
---
45+
duration_ms: *
46+
type: 'suite'
47+
...
48+
1..3
49+
ok 1 - A
50+
---
51+
duration_ms: *
52+
type: 'suite'
53+
...
54+
# Subtest: B
55+
# Subtest: A
56+
ok 1 - A
57+
---
58+
duration_ms: *
59+
...
60+
# Subtest: B
61+
ok 2 - B
62+
---
63+
duration_ms: *
64+
...
65+
# Subtest: C
66+
# Subtest: A
67+
ok 1 - A
68+
---
69+
duration_ms: *
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...
71+
1..1
72+
ok 3 - C
73+
---
74+
duration_ms: *
75+
type: 'suite'
76+
...
77+
1..3
78+
ok 2 - B
79+
---
80+
duration_ms: *
81+
type: 'suite'
82+
...
83+
# Subtest: C
84+
# Subtest: A
85+
ok 1 - A
86+
---
87+
duration_ms: *
88+
...
89+
# Subtest: C
90+
# Subtest: A
91+
ok 1 - A
92+
---
93+
duration_ms: *
94+
...
95+
# Subtest: B
96+
ok 2 - B
97+
---
98+
duration_ms: *
99+
...
100+
1..2
101+
ok 2 - C
102+
---
103+
duration_ms: *
104+
type: 'suite'
105+
...
106+
# Subtest: D
107+
# Subtest: B
108+
ok 1 - B
109+
---
110+
duration_ms: *
111+
...
112+
1..1
113+
ok 3 - D
114+
---
115+
duration_ms: *
116+
type: 'suite'
117+
...
118+
1..3
119+
ok 3 - C
120+
---
121+
duration_ms: *
122+
type: 'suite'
123+
...
124+
# Subtest: D
125+
# Subtest: B
126+
ok 1 - B
127+
---
128+
duration_ms: *
129+
...
130+
1..1
131+
ok 4 - D
132+
---
133+
duration_ms: *
134+
type: 'suite'
135+
...
136+
# Subtest: E
137+
# Subtest: A
138+
ok 1 - A
139+
---
140+
duration_ms: *
141+
...
142+
# Subtest: B
143+
ok 2 - B
144+
---
145+
duration_ms: *
146+
...
147+
1..2
148+
ok 5 - E
149+
---
150+
duration_ms: *
151+
type: 'suite'
152+
...
153+
# Subtest: F
154+
ok 6 - F
155+
---
156+
duration_ms: *
157+
...
158+
1..6
159+
# tests 14
160+
# suites 10
161+
# pass 14
162+
# fail 0
163+
# cancelled 0
164+
# skipped 0
165+
# todo 0
166+
# duration_ms *

‎test/fixtures/test-runner/output/source_mapped_locations.snapshot‎

Lines changed: 0 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -21,9 +21,6 @@ not ok 1 - fails
2121
*
2222
*
2323
*
24-
*
25-
*
26-
*
2724
...
2825
1..1
2926
# tests 1

‎test/parallel/test-runner-output.mjs‎

Lines changed: 2 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -101,6 +101,8 @@ const tests = [
101101
{ name: 'test-runner/output/eval_dot.js', transform: specTransform },
102102
{ name: 'test-runner/output/eval_spec.js', transform: specTransform },
103103
{ name: 'test-runner/output/eval_tap.js' },
104+
{ name: 'test-runner/output/filtered-suite-delayed-build.js' },
105+
{ name: 'test-runner/output/filtered-suite-order.mjs' },
104106
{ name: 'test-runner/output/filtered-suite-throws.js' },
105107
{ name: 'test-runner/output/hooks.js' },
106108
{ name: 'test-runner/output/hooks_spec_reporter.js', transform: specTransform },

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