angular-docs-cn/tools/broccoli/tree-differ.spec.ts

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/// <reference path="../typings/node/node.d.ts" />
/// <reference path="../typings/jasmine/jasmine.d.ts" />
let mockfs = require('mock-fs');
import fs = require('fs');
import {TreeDiffer} from './tree-differ';
describe('TreeDiffer', () => {
afterEach(() => mockfs.restore());
describe('diff of added and changed files', () => {
it('should list all files (but no directories) during the first diff', () => {
let testDir = {
'dir1': {
'file-1.txt': mockfs.file({content: 'file-1.txt content', mtime: new Date(1000)}),
'file-2.txt': mockfs.file({content: 'file-2.txt content', mtime: new Date(1000)}),
'subdir-1': {
'file-1.1.txt': mockfs.file({content: 'file-1.1.txt content', mtime: new Date(1000)})
},
'empty-dir': {}
}
};
mockfs(testDir);
let differ = new TreeDiffer('testLabel', 'dir1');
let diffResult = differ.diffTree();
expect(diffResult.addedPaths).toEqual(['file-1.txt', 'file-2.txt', 'subdir-1/file-1.1.txt']);
expect(diffResult.changedPaths).toEqual([]);
expect(diffResult.removedPaths).toEqual([]);
});
it('should return empty diff if nothing has changed', () => {
let testDir = {
'dir1': {
'file-1.txt': mockfs.file({content: 'file-1.txt content', mtime: new Date(1000)}),
'file-2.txt': mockfs.file({content: 'file-2.txt content', mtime: new Date(1000)}),
'subdir-1': {
'file-1.1.txt': mockfs.file({content: 'file-1.1.txt content', mtime: new Date(1000)})
},
}
};
mockfs(testDir);
let differ = new TreeDiffer('testLabel', 'dir1');
let diffResult = differ.diffTree();
expect(diffResult.addedPaths).not.toEqual([]);
expect(diffResult.changedPaths).toEqual([]);
expect(diffResult.removedPaths).toEqual([]);
diffResult = differ.diffTree();
expect(diffResult.addedPaths).toEqual([]);
expect(diffResult.changedPaths).toEqual([]);
expect(diffResult.removedPaths).toEqual([]);
});
it('should list only changed files during the subsequent diffs', () => {
let testDir = {
'dir1': {
'file-1.txt': mockfs.file({content: 'file-1.txt content', mtime: new Date(1000)}),
'file-2.txt': mockfs.file({content: 'file-2.txt content', mtime: new Date(1000)}),
'subdir-1': {
'file-1.1.txt':
mockfs.file({content: 'file-1.1.txt content', mtime: new Date(1000)})
}
}
};
mockfs(testDir);
let differ = new TreeDiffer('testLabel', 'dir1');
let diffResult = differ.diffTree();
expect(diffResult.addedPaths).toEqual(['file-1.txt', 'file-2.txt', 'subdir-1/file-1.1.txt']);
// change two files
testDir['dir1']['file-1.txt'] = mockfs.file({content: 'new content', mtime: new Date(1000)});
testDir['dir1']['subdir-1']['file-1.1.txt'] =
mockfs.file({content: 'file-1.1.txt content', mtime: new Date(9999)});
mockfs(testDir);
diffResult = differ.diffTree();
expect(diffResult.changedPaths).toEqual(['file-1.txt', 'subdir-1/file-1.1.txt']);
expect(diffResult.removedPaths).toEqual([]);
// change one file
testDir['dir1']['file-1.txt'] = mockfs.file({content: 'super new', mtime: new Date(1000)});
mockfs(testDir);
diffResult = differ.diffTree();
expect(diffResult.changedPaths).toEqual(['file-1.txt']);
});
it('should handle changes via symbolic links', () => {
let testDir = {
'orig_path': {
'file-1.txt': mockfs.file({content: 'file-1.txt content', mtime: new Date(1000)}),
'file-2.txt': mockfs.file({content: 'file-2.txt content', mtime: new Date(1000)}),
'subdir-1': {
'file-1.1.txt': mockfs.file({content: 'file-1.1.txt content', mtime: new Date(1000)})
}
},
'symlinks': {
'file-1.txt': mockfs.symlink({path: '../orig_path/file-1.txt'}),
'file-2.txt': mockfs.symlink({path: '../orig_path/file-2.txt'}),
'subdir-1':
{'file-1.1.txt': mockfs.symlink({path: '../../orig_path/subdir-1/file-1.1.txt'})}
}
};
mockfs(testDir);
let differ = new TreeDiffer('testLabel', 'symlinks');
let diffResult = differ.diffTree();
expect(diffResult.addedPaths).toEqual(['file-1.txt', 'file-2.txt', 'subdir-1/file-1.1.txt']);
// change two files
testDir['orig_path']['file-1.txt'] =
mockfs.file({content: 'new content', mtime: new Date(1000)});
testDir['orig_path']['subdir-1']['file-1.1.txt'] =
mockfs.file({content: 'file-1.1.txt content', mtime: new Date(9999)});
mockfs(testDir);
diffResult = differ.diffTree();
expect(diffResult.addedPaths).toEqual([]);
expect(diffResult.changedPaths).toEqual(['file-1.txt', 'subdir-1/file-1.1.txt']);
expect(diffResult.removedPaths).toEqual([]);
// change one file
testDir['orig_path']['file-1.txt'] =
mockfs.file({content: 'super new', mtime: new Date(1000)});
mockfs(testDir);
diffResult = differ.diffTree();
expect(diffResult.changedPaths).toEqual(['file-1.txt']);
// remove a link
delete testDir['orig_path']['file-1.txt'];
mockfs(testDir);
diffResult = differ.diffTree();
expect(diffResult.addedPaths).toEqual([]);
expect(diffResult.changedPaths).toEqual([]);
expect(diffResult.removedPaths).toEqual(['file-1.txt']);
// don't report it as a removal twice
mockfs(testDir);
diffResult = differ.diffTree();
expect(diffResult.changedPaths).toEqual([]);
expect(diffResult.removedPaths).toEqual([]);
// re-add it.
testDir['orig_path']['file-1.txt'] =
mockfs.file({content: 'super new', mtime: new Date(1000)});
mockfs(testDir);
diffResult = differ.diffTree();
expect(diffResult.addedPaths).toEqual(['file-1.txt']);
expect(diffResult.changedPaths).toEqual([]);
expect(diffResult.removedPaths).toEqual([]);
});
it("should throw an error if an extension isn't prefixed with doc", () => {
// includeExtensions
expect(() => new TreeDiffer('testLabel', 'dir1', ['js']))
.toThrowError("Extension must begin with '.'. Was: 'js'");
// excludeExtentions
expect(() => new TreeDiffer('testLabel', 'dir1', [], ['js']))
.toThrowError("Extension must begin with '.'. Was: 'js'");
});
it('should ignore files with extensions not listed in includeExtensions', () => {
let testDir = {
'dir1': {
'file-1.js': mockfs.file({content: 'file-1.js content', mtime: new Date(1000)}),
'file-2.md': mockfs.file({content: 'file-2.md content', mtime: new Date(1000)}),
'file-3.coffee': mockfs.file({content: 'file-3.coffee content', mtime: new Date(1000)}),
'subdir-1': {
'file-1.1.cc': mockfs.file({content: 'file-1.1.cc content', mtime: new Date(1000)})
}
}
};
mockfs(testDir);
let differ = new TreeDiffer('testLabel', 'dir1', ['.js', '.coffee']);
let diffResult = differ.diffTree();
expect(diffResult.addedPaths).toEqual(['file-1.js', 'file-3.coffee']);
expect(diffResult.changedPaths).toEqual([]);
expect(diffResult.removedPaths).toEqual([]);
// change two files
testDir['dir1']['file-1.js'] = mockfs.file({content: 'new content', mtime: new Date(1000)});
testDir['dir1']['file-3.coffee'] =
mockfs.file({content: 'new content', mtime: new Date(1000)});
testDir['dir1']['subdir-1']['file-1.1.cc'] =
mockfs.file({content: 'file-1.1.cc content', mtime: new Date(9999)});
mockfs(testDir);
diffResult = differ.diffTree();
expect(diffResult.addedPaths).toEqual([]);
expect(diffResult.changedPaths).toEqual(['file-1.js', 'file-3.coffee']);
expect(diffResult.removedPaths).toEqual([]);
// change one file
testDir['dir1']['file-1.js'] = mockfs.file({content: 'super new', mtime: new Date(1000)});
mockfs(testDir);
diffResult = differ.diffTree();
expect(diffResult.changedPaths).toEqual(['file-1.js']);
});
it('should ignore files with extensions listed in excludeExtensions', () => {
let testDir = {
'dir1': {
'file-1.ts': mockfs.file({content: 'file-1.ts content', mtime: new Date(1000)}),
'file-1.cs': mockfs.file({content: 'file-1.cs content', mtime: new Date(1000)}),
'file-1d.cs': mockfs.file({content: 'file-1d.cs content', mtime: new Date(1000)}),
'file-1.d.cs': mockfs.file({content: 'file-1.d.cs content', mtime: new Date(1000)}),
'file-2.md': mockfs.file({content: 'file-2.md content', mtime: new Date(1000)}),
'file-3.ts': mockfs.file({content: 'file-3.ts content', mtime: new Date(1000)}),
'file-4.d.ts': mockfs.file({content: 'file-4.d.ts content', mtime: new Date(1000)}),
'subdir-1': {
'file-1.1.cc': mockfs.file({content: 'file-1.1.cc content', mtime: new Date(1000)})
}
}
};
mockfs(testDir);
let differ = new TreeDiffer('testLabel', 'dir1', ['.ts', '.cs'], ['.d.ts', '.d.cs']);
let diffResult = differ.diffTree();
expect(diffResult.addedPaths).toEqual(['file-1.cs', 'file-1.ts', 'file-1d.cs', 'file-3.ts']);
// change two files
testDir['dir1']['file-1.ts'] = mockfs.file({content: 'new content', mtime: new Date(1000)});
testDir['dir1']['file-1.cs'] = mockfs.file({content: 'new content', mtime: new Date(1000)});
testDir['dir1']['file-1.d.cs'] = mockfs.file({content: 'new content', mtime: new Date(1000)});
testDir['dir1']['file-3.ts'] = mockfs.file({content: 'new content', mtime: new Date(1000)});
testDir['dir1']['file-4.d.ts'] = mockfs.file({content: 'new content', mtime: new Date(1000)});
testDir['dir1']['subdir-1']['file-1.1.cc'] =
mockfs.file({content: 'file-1.1.cc content', mtime: new Date(9999)});
mockfs(testDir);
diffResult = differ.diffTree();
expect(diffResult.addedPaths).toEqual([]);
expect(diffResult.changedPaths).toEqual(['file-1.cs', 'file-1.ts', 'file-3.ts']);
expect(diffResult.removedPaths).toEqual([]);
// change one file
testDir['dir1']['file-4.d.ts'] = mockfs.file({content: 'super new', mtime: new Date(1000)});
mockfs(testDir);
diffResult = differ.diffTree();
expect(diffResult.changedPaths).toEqual([]);
});
});
describe('diff of new files', () => {
it('should detect file additions', () => {
let testDir = {
'dir1':
{'file-1.txt': mockfs.file({content: 'file-1.txt content', mtime: new Date(1000)})}
};
mockfs(testDir);
let differ = new TreeDiffer('testLabel', 'dir1');
differ.diffTree();
testDir['dir1']['file-2.txt'] = 'new file';
mockfs(testDir);
let diffResult = differ.diffTree();
expect(diffResult.addedPaths).toEqual(['file-2.txt']);
expect(diffResult.changedPaths).toEqual([]);
expect(diffResult.removedPaths).toEqual([]);
});
it('should detect file additions mixed with file changes', () => {
let testDir = {
2015-05-28 16:30:45 -04:00
'dir1':
{'file-1.txt': mockfs.file({content: 'file-1.txt content', mtime: new Date(1000)})}
};
mockfs(testDir);
let differ = new TreeDiffer('testLabel', 'dir1');
differ.diffTree();
testDir['dir1']['file-1.txt'] = 'new content';
testDir['dir1']['file-2.txt'] = 'new file';
mockfs(testDir);
let diffResult = differ.diffTree();
expect(diffResult.addedPaths).toEqual(['file-2.txt']);
expect(diffResult.changedPaths).toEqual(['file-1.txt']);
});
});
describe('diff of removed files', () => {
it('should detect file removals and report them as removed files', () => {
let testDir = {
'dir1':
{'file-1.txt': mockfs.file({content: 'file-1.txt content', mtime: new Date(1000)})}
};
mockfs(testDir);
let differ = new TreeDiffer('testLabel', 'dir1');
differ.diffTree();
delete testDir['dir1']['file-1.txt'];
mockfs(testDir);
let diffResult = differ.diffTree();
expect(diffResult.changedPaths).toEqual([]);
expect(diffResult.removedPaths).toEqual(['file-1.txt']);
});
it('should detect file removals mixed with file changes and additions', () => {
let testDir = {
'dir1': {
'file-1.txt': mockfs.file({content: 'file-1.txt content', mtime: new Date(1000)}),
'file-2.txt': mockfs.file({content: 'file-1.txt content', mtime: new Date(1000)})
}
};
mockfs(testDir);
let differ = new TreeDiffer('testLabel', 'dir1');
differ.diffTree();
testDir['dir1']['file-1.txt'] = 'changed content';
delete testDir['dir1']['file-2.txt'];
testDir['dir1']['file-3.txt'] = 'new content';
mockfs(testDir);
let diffResult = differ.diffTree();
expect(diffResult.addedPaths).toEqual(['file-3.txt']);
expect(diffResult.changedPaths).toEqual(['file-1.txt']);
expect(diffResult.removedPaths).toEqual(['file-2.txt']);
});
});
});