angular-cn/packages/compiler-cli/ngcc/test/analysis/util_spec.ts

48 lines
1.9 KiB
TypeScript

/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import * as ts from 'typescript';
import {absoluteFrom} from '../../../src/ngtsc/file_system';
import {runInEachFileSystem} from '../../../src/ngtsc/file_system/testing';
import {isWithinPackage} from '../../src/analysis/util';
runInEachFileSystem(() => {
describe('isWithinPackage', () => {
let _: typeof absoluteFrom;
beforeEach(() => _ = absoluteFrom);
it('should return true if the source-file is contained in the package', () => {
const packagePath = _('/node_modules/test');
const file =
ts.createSourceFile(_('/node_modules/test/src/index.js'), '', ts.ScriptTarget.ES2015);
expect(isWithinPackage(packagePath, file)).toBe(true);
});
it('should return false if the source-file is not contained in the package', () => {
const packagePath = _('/node_modules/test');
const file =
ts.createSourceFile(_('/node_modules/other/src/index.js'), '', ts.ScriptTarget.ES2015);
expect(isWithinPackage(packagePath, file)).toBe(false);
});
it('should return false if the source-file is inside the package\'s `node_modules/`', () => {
const packagePath = _('/node_modules/test');
// An external file inside the package's `node_modules/`.
const file1 = ts.createSourceFile(
_('/node_modules/test/node_modules/other/src/index.js'), '', ts.ScriptTarget.ES2015);
expect(isWithinPackage(packagePath, file1)).toBe(false);
// An internal file starting with `node_modules`.
const file2 = ts.createSourceFile(
_('/node_modules/test/node_modules_optimizer.js'), '', ts.ScriptTarget.ES2015);
expect(isWithinPackage(packagePath, file2)).toBe(true);
});
});
});