86 lines
3.4 KiB
TypeScript
86 lines
3.4 KiB
TypeScript
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/**
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* @license
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* Copyright Google Inc. 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 {AbsoluteFsPath, FileSystem, PathSegment, absoluteFrom, getFileSystem} from '@angular/compiler-cli/src/ngtsc/file_system';
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import {runInEachFileSystem} from '../../../../src/ngtsc/file_system/testing';
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import {CleaningStrategy} from '../../../src/writing/cleaning/cleaning_strategies';
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import {PackageCleaner} from '../../../src/writing/cleaning/package_cleaner';
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runInEachFileSystem(() => {
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describe('PackageCleaner', () => {
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let fs: FileSystem;
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let _: typeof absoluteFrom;
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beforeEach(() => {
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fs = getFileSystem();
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_ = absoluteFrom;
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});
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describe('clean()', () => {
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it('should call `canClean()` on each cleaner for each directory and file below the given one',
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() => {
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const log: string[] = [];
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fs.ensureDir(_('/a/b/c'));
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fs.writeFile(_('/a/b/d.txt'), 'd contents');
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fs.writeFile(_('/a/b/c/e.txt'), 'e contents');
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const a = new MockCleaningStrategy(log, 'a', false);
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const b = new MockCleaningStrategy(log, 'b', false);
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const c = new MockCleaningStrategy(log, 'c', false);
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const cleaner = new PackageCleaner(fs, [a, b, c]);
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cleaner.clean(_('/a/b'));
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expect(log).toEqual([
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`a:canClean('${_('/a/b/c')}', 'c')`,
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`b:canClean('${_('/a/b/c')}', 'c')`,
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`c:canClean('${_('/a/b/c')}', 'c')`,
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`a:canClean('${_('/a/b/c/e.txt')}', 'e.txt')`,
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`b:canClean('${_('/a/b/c/e.txt')}', 'e.txt')`,
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`c:canClean('${_('/a/b/c/e.txt')}', 'e.txt')`,
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`a:canClean('${_('/a/b/d.txt')}', 'd.txt')`,
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`b:canClean('${_('/a/b/d.txt')}', 'd.txt')`,
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`c:canClean('${_('/a/b/d.txt')}', 'd.txt')`,
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]);
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});
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it('should call `clean()` for the first cleaner that returns true for `canClean()`', () => {
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const log: string[] = [];
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fs.ensureDir(_('/a/b/c'));
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fs.writeFile(_('/a/b/d.txt'), 'd contents');
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fs.writeFile(_('/a/b/c/e.txt'), 'e contents');
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const a = new MockCleaningStrategy(log, 'a', false);
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const b = new MockCleaningStrategy(log, 'b', true);
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const c = new MockCleaningStrategy(log, 'c', false);
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const cleaner = new PackageCleaner(fs, [a, b, c]);
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cleaner.clean(_('/a/b'));
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expect(log).toEqual([
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`a:canClean('${_('/a/b/c')}', 'c')`,
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`b:canClean('${_('/a/b/c')}', 'c')`,
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`b:clean('${_('/a/b/c')}', 'c')`,
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`a:canClean('${_('/a/b/c/e.txt')}', 'e.txt')`,
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`b:canClean('${_('/a/b/c/e.txt')}', 'e.txt')`,
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`b:clean('${_('/a/b/c/e.txt')}', 'e.txt')`,
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`a:canClean('${_('/a/b/d.txt')}', 'd.txt')`,
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`b:canClean('${_('/a/b/d.txt')}', 'd.txt')`,
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`b:clean('${_('/a/b/d.txt')}', 'd.txt')`,
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]);
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});
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});
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});
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});
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class MockCleaningStrategy implements CleaningStrategy {
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constructor(private log: string[], private label: string, private _canClean: boolean) {}
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canClean(path: AbsoluteFsPath, basename: PathSegment) {
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this.log.push(`${this.label}:canClean('${path}', '${basename}')`);
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return this._canClean;
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}
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clean(path: AbsoluteFsPath, basename: PathSegment): void {
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this.log.push(`${this.label}:clean('${path}', '${basename}')`);
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}
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}
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