48 lines
1.8 KiB
TypeScript
48 lines
1.8 KiB
TypeScript
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/// <reference path="../typings/node/node.d.ts" />
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/// <reference path="../typings/jasmine/jasmine.d.ts" />
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let mockfs = require('mock-fs');
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import fs = require('fs');
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import {TreeDiffer} from './tree-differ';
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import {MergeTrees} from './broccoli-merge-trees';
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describe('MergeTrees', () => {
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afterEach(() => mockfs.restore());
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function mergeTrees(inputPaths, cachePath, options) {
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return new MergeTrees(inputPaths, cachePath, options);
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}
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function MakeTreeDiffers(rootDirs) {
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let treeDiffers = rootDirs.map((rootDir) => new TreeDiffer('MergeTrees', rootDir));
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treeDiffers.diffTrees = () => { return treeDiffers.map(tree => tree.diffTree()); };
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return treeDiffers;
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}
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function read(path) { return fs.readFileSync(path, "utf-8"); }
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it('should copy the file from the right-most inputTree', () => {
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let testDir: any = {
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'tree1': {'foo.js': mockfs.file({content: 'tree1/foo.js content', mtime: new Date(1000)})},
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'tree2': {'foo.js': mockfs.file({content: 'tree2/foo.js content', mtime: new Date(1000)})},
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'tree3': {'foo.js': mockfs.file({content: 'tree3/foo.js content', mtime: new Date(1000)})}
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};
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mockfs(testDir);
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let treeDiffer = MakeTreeDiffers(['tree1', 'tree2', 'tree3']);
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let treeMerger = mergeTrees(['tree1', 'tree2', 'tree3'], 'dest', {});
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treeMerger.rebuild(treeDiffer.diffTrees());
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expect(read('dest/foo.js')).toBe('tree3/foo.js content');
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delete testDir.tree2['foo.js'];
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delete testDir.tree3['foo.js'];
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mockfs(testDir);
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treeMerger.rebuild(treeDiffer.diffTrees());
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expect(read('dest/foo.js')).toBe('tree1/foo.js content');
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testDir.tree2['foo.js'] = mockfs.file({content: 'tree2/foo.js content', mtime: new Date(1000)});
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mockfs(testDir);
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treeMerger.rebuild(treeDiffer.diffTrees());
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expect(read('dest/foo.js')).toBe('tree2/foo.js content');
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});
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});
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