59 lines
2.3 KiB
TypeScript
59 lines
2.3 KiB
TypeScript
/**
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* @license
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* Copyright Google LLC All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import * as fs from 'fs';
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import * as path from 'path';
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import {SymbolExtractor} from './symbol_extractor';
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describe('scenarios', () => {
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const symbolExtractorSpecDir = path.dirname(
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require.resolve('angular/tools/symbol-extractor/symbol_extractor_spec/empty.json'));
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const scenarioFiles = fs.readdirSync(symbolExtractorSpecDir);
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for (let i = 0; i < scenarioFiles.length; i++) {
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const filePath = scenarioFiles[i];
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// We only consider files as tests if they have a `.js` extension, but do
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// not resolve to a tsickle externs file (which is a leftover from TS targets).
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if (!filePath.endsWith('.js') || filePath.endsWith('.externs.js')) {
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continue;
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}
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const testName = filePath.substring(0, filePath.lastIndexOf('.'));
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const goldenFilePath = path.join(symbolExtractorSpecDir, `${testName}.json`);
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if (!fs.existsSync(goldenFilePath)) {
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throw new Error(`No golden file found for test: ${filePath}`);
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}
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// Left here so that it is easy to debug single test.
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// if (testName !== 'hello_world_min_debug') continue;
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it(testName, () => {
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const jsFileContent = fs.readFileSync(path.join(symbolExtractorSpecDir, filePath)).toString();
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const jsonFileContent = fs.readFileSync(goldenFilePath).toString();
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const symbols = SymbolExtractor.parse(testName, jsFileContent);
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const diff = SymbolExtractor.diff(symbols, jsonFileContent);
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expect(diff).toEqual({});
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});
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}
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// Tests not existing in source root. We cannot glob for generated test fixtures as
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// tests do not run in a sandbox on Windows.
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it('should properly capture classes in TypeScript ES2015 class output', () => {
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const jsFileContent = fs.readFileSync(
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require.resolve(
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'angular/tools/symbol-extractor/symbol_extractor_spec/es2015_class_output.mjs'),
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'utf8');
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const jsonFileContent =
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fs.readFileSync(path.join(symbolExtractorSpecDir, 'es2015_class_output.json')).toString();
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const symbols = SymbolExtractor.parse('es2015_class_output', jsFileContent);
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const diff = SymbolExtractor.diff(symbols, jsonFileContent);
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expect(diff).toEqual({});
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});
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});
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