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test: improve WPT runner summary #62636

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0511252
test: improve WPT runner summary
panva Apr 8, 2026
bec66ab
fixup! test: improve WPT runner summary
panva Apr 8, 2026
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59 changes: 39 additions & 20 deletions test/common/wpt.js
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Original file line number Diff line number Diff line change
Expand Up @@ -500,14 +500,16 @@ class StatusLoader {

load() {
const dir = path.join(__dirname, '..', 'wpt');
let statusFile = path.join(dir, 'status', `${this.path}.json`);
let result;

if (fs.existsSync(statusFile)) {
result = JSON.parse(fs.readFileSync(statusFile, 'utf8'));
} else {
statusFile = path.join(dir, 'status', `${this.path}.cjs`);
result = require(statusFile);
try {
this.statusFile = `${this.path}.json`;
const jsonFile = path.join(dir, 'status', this.statusFile);
result = JSON.parse(fs.readFileSync(jsonFile, 'utf8'));
} catch (err) {
if (err?.code !== 'ENOENT') throw err;
this.statusFile = `${this.path}.cjs`;
result = require(path.join(dir, 'status', this.statusFile));
}

this.rules.addRules(result);
Expand Down Expand Up @@ -573,13 +575,16 @@ class WPTRunner {

this.status = new StatusLoader(path);
this.status.load();
this.statusFile = this.status.statusFile;
this.specs = new Set(this.status.specs);

this.results = {};
this.inProgress = new Set();
this.workers = new Map();
this.unexpectedFailures = [];

this.subtestCounts = { passed: 0, failed: 0, expectedFailures: 0, skipped: 0, unexpectedPasses: 0 };

if (process.env.WPT_REPORT != null) {
this.report = new WPTReport(path);
}
Expand Down Expand Up @@ -775,7 +780,6 @@ class WPTRunner {
const failures = [];
let expectedFailures = 0;
let skipped = 0;
let skippedTests = 0;
for (const [key, item] of Object.entries(this.results)) {
if (item.fail?.unexpected) {
failures.push(key);
Expand All @@ -786,9 +790,6 @@ class WPTRunner {
if (item.skip) {
skipped++;
}
if (item.skipTests) {
skippedTests += item.skipTests.length;
}
}

const unexpectedPasses = [];
Expand Down Expand Up @@ -823,23 +824,28 @@ class WPTRunner {
// so that results survive if the process is killed.
this.report?.write();

const p = (n, word, suffix = 's') => `${n} ${word}${n === 1 ? '' : suffix}`;
const ran = queue.length;
const total = ran + skipped;
const passed = ran - expectedFailures - failures.length;
const { subtestCounts } = this;
console.log('');
console.log(`Ran ${ran}/${total} tests, ${skipped} skipped,`,
`${passed} passed, ${expectedFailures} expected failures,`,
`${failures.length} unexpected failures,`,
`${unexpectedPasses.length} unexpected passes` +
(skippedTests ? `, ${skippedTests} subtests skipped` : ''));
console.log(`Files: ${ran}/${total} ran, ${passed} passed,`,
`${skipped} skipped, ${p(expectedFailures, 'expected failure')},`,
`${p(failures.length, 'unexpected failure')},`,
`${p(unexpectedPasses.length, 'unexpected pass', 'es')}`);
console.log(`Subtests: ${subtestCounts.passed} passed,`,
`${subtestCounts.skipped} skipped, ${p(subtestCounts.expectedFailures, 'expected failure')},`,
`${p(subtestCounts.failed, 'unexpected failure')},`,
`${p(subtestCounts.unexpectedPasses, 'unexpected pass', 'es')}`);
if (failures.length > 0) {
const file = path.join('test', 'wpt', 'status', `${this.path}.json`);
const file = path.join('test', 'wpt', 'status', this.statusFile);
throw new Error(
`Found ${failures.length} unexpected failures. ` +
`Consider updating ${file} for these files:\n${failures.join('\n')}`);
}
if (unexpectedPasses.length > 0) {
const file = path.join('test', 'wpt', 'status', `${this.path}.json`);
const file = path.join('test', 'wpt', 'status', this.statusFile);
throw new Error(
`Found ${unexpectedPasses.length} unexpected passes. ` +
`Consider updating ${file} for these files:\n${unexpectedPasses.join('\n')}`);
Expand Down Expand Up @@ -875,7 +881,7 @@ class WPTRunner {
if (status !== kPass) {
this.fail(spec, test, status, reportResult);
} else {
this.succeed(test, status, reportResult);
this.succeed(spec, test, status, reportResult);
}
}

Expand Down Expand Up @@ -943,14 +949,22 @@ class WPTRunner {
}
}

succeed(test, status, reportResult) {
console.log(`[${status.toUpperCase()}] ${test.name}`);
succeed(spec, test, status, reportResult) {
const unexpectedPass = spec.failedTests.includes(test.name);
if (unexpectedPass) {
console.log(`[UNEXPECTED_PASS][${status.toUpperCase()}] ${test.name}`);
this.subtestCounts.unexpectedPasses++;
} else {
console.log(`[${status.toUpperCase()}] ${test.name}`);
this.subtestCounts.passed++;
}
reportResult?.addSubtest(test.name, 'PASS');
}

skipTest(spec, test, reportResult) {
console.log(`[SKIP] ${test.name}`);
reportResult?.addSubtest(test.name, 'NOTRUN');
this.subtestCounts.skipped++;
this.addTestResult(spec, {
name: test.name,
status: kSkip,
Expand All @@ -973,6 +987,11 @@ class WPTRunner {
console.log(`Command: ${command}\n`);

reportResult?.addSubtest(test.name, 'FAIL', test.message);
if (expected) {
this.subtestCounts.expectedFailures++;
} else {
this.subtestCounts.failed++;
}

this.addTestResult(spec, {
name: test.name,
Expand Down
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