mirror of https://github.com/nodejs/node.git
59 lines
2.0 KiB
JavaScript
59 lines
2.0 KiB
JavaScript
import '../common/index.mjs';
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import * as fixtures from '../common/fixtures.mjs';
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import assert from 'node:assert';
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import test from 'node:test';
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import { SourceMap } from 'node:module';
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import { readFileSync } from 'node:fs';
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const specJson = fixtures.readSync('test426/source-map-spec-tests.json', 'utf8');
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const spec = JSON.parse(specJson);
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const kStatus = JSON.parse(readFileSync(new URL('./status/source-map-spec-tests.json', import.meta.url), 'utf8'));
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const kActionRunner = {
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checkMapping,
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};
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spec.tests.forEach((testSpec) => {
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const sourceMapJson = fixtures.readSync(['test426/resources', testSpec.sourceMapFile], 'utf8');
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const sourceMapPayload = JSON.parse(sourceMapJson);
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test(testSpec.name, async (t) => {
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let sourceMap;
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try {
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sourceMap = new SourceMap(sourceMapPayload);
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} catch {
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// Be lenient with invalid source maps. Some source maps are invalid spec-wise,
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// let's try the best to parse them. Maybe a strict parsing mode can be introduced
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// for future-proof source map format.
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assert.ok(!testSpec.sourceMapIsValid);
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return;
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}
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assert.ok(sourceMap);
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const subtests = (testSpec.testActions ?? []).map((action, idx) => {
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const testRunner = kActionRunner[action.actionType];
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const testName = `action#${idx} - ${action.actionType}`;
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if (testRunner == null) {
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return t.test(testName, {
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todo: true,
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});
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}
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const skip = kStatus[testSpec.name]?.testActions?.skip || kStatus[testSpec.name]?.testActions?.[idx]?.skip;
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return t.test(testName, {
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skip,
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}, testRunner.bind(null, sourceMap, action));
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});
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await Promise.all(subtests);
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});
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});
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function checkMapping(sourceMap, action) {
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const result = sourceMap.findEntry(action.generatedLine, action.generatedColumn);
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assert.strictEqual(result.originalSource, action.originalSource);
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assert.strictEqual(result.originalLine, action.originalLine);
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assert.strictEqual(result.originalColumn, action.originalColumn);
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}
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