angular-cn/aio/tools/examples/example-boilerplate.spec.js

322 lines
14 KiB
JavaScript

const path = require('canonical-path');
const fs = require('fs-extra');
const glob = require('glob');
const shelljs = require('shelljs');
const exampleBoilerPlate = require('./example-boilerplate');
describe('example-boilerplate tool', () => {
describe('add', () => {
const sharedDir = path.resolve(__dirname, 'shared');
const sharedNodeModulesDir = path.resolve(sharedDir, 'node_modules');
const exampleFolders = ['a/b', 'c/d'];
beforeEach(() => {
spyOn(fs, 'ensureSymlinkSync');
spyOn(fs, 'existsSync').and.returnValue(true);
spyOn(shelljs, 'exec');
spyOn(exampleBoilerPlate, 'copyDirectoryContents');
spyOn(exampleBoilerPlate, 'getFoldersContaining').and.returnValue(exampleFolders);
spyOn(exampleBoilerPlate, 'loadJsonFile').and.returnValue({});
});
it('should run `ngcc`', () => {
exampleBoilerPlate.add();
expect(shelljs.exec).toHaveBeenCalledWith(
`yarn --cwd ${sharedDir} ngcc --properties es2015 main`);
});
it('should process all the example folders', () => {
const examplesDir = path.resolve(__dirname, '../../content/examples');
exampleBoilerPlate.add();
expect(exampleBoilerPlate.getFoldersContaining)
.toHaveBeenCalledWith(examplesDir, 'example-config.json', 'node_modules');
});
it('should symlink the node_modules', () => {
exampleBoilerPlate.add();
expect(fs.ensureSymlinkSync).toHaveBeenCalledTimes(exampleFolders.length);
expect(fs.ensureSymlinkSync).toHaveBeenCalledWith(sharedNodeModulesDir, path.resolve('a/b/node_modules'));
expect(fs.ensureSymlinkSync).toHaveBeenCalledWith(sharedNodeModulesDir, path.resolve('c/d/node_modules'));
});
it('should error if the node_modules folder is missing', () => {
fs.existsSync.and.returnValue(false);
expect(() => exampleBoilerPlate.add()).toThrowError(
`The shared node_modules folder for the examples (${sharedNodeModulesDir}) is missing.\n` +
`Perhaps you need to run "yarn example-use-npm" or "yarn example-use-local" to install the dependencies?`);
expect(fs.ensureSymlinkSync).not.toHaveBeenCalled();
});
it('should copy all the source boilerplate files for systemjs', () => {
const boilerplateDir = path.resolve(sharedDir, 'boilerplate');
exampleBoilerPlate.loadJsonFile.and.returnValue({ projectType: 'systemjs' });
exampleBoilerPlate.add();
expect(exampleBoilerPlate.copyDirectoryContents).toHaveBeenCalledTimes(4);
expect(exampleBoilerPlate.copyDirectoryContents.calls.allArgs()).toEqual([
[`${boilerplateDir}/systemjs`, 'a/b', jasmine.any(Function)],
[`${boilerplateDir}/common`, 'a/b', jasmine.any(Function)],
[`${boilerplateDir}/systemjs`, 'c/d', jasmine.any(Function)],
[`${boilerplateDir}/common`, 'c/d', jasmine.any(Function)],
]);
});
it('should copy all the source boilerplate files for cli', () => {
const boilerplateDir = path.resolve(sharedDir, 'boilerplate');
exampleBoilerPlate.loadJsonFile.and.returnValue({ projectType: 'cli' });
exampleBoilerPlate.add();
expect(exampleBoilerPlate.copyDirectoryContents).toHaveBeenCalledTimes(4);
expect(exampleBoilerPlate.copyDirectoryContents.calls.allArgs()).toEqual([
[`${boilerplateDir}/cli`, 'a/b', jasmine.any(Function)],
[`${boilerplateDir}/common`, 'a/b', jasmine.any(Function)],
[`${boilerplateDir}/cli`, 'c/d', jasmine.any(Function)],
[`${boilerplateDir}/common`, 'c/d', jasmine.any(Function)],
]);
});
it('should default to `cli` if `projectType` is not specified', () => {
const boilerplateDir = path.resolve(sharedDir, 'boilerplate');
exampleBoilerPlate.loadJsonFile.and.returnValue({});
exampleBoilerPlate.add();
expect(exampleBoilerPlate.copyDirectoryContents).toHaveBeenCalledTimes(4);
expect(exampleBoilerPlate.copyDirectoryContents.calls.allArgs()).toEqual([
[`${boilerplateDir}/cli`, 'a/b', jasmine.any(Function)],
[`${boilerplateDir}/common`, 'a/b', jasmine.any(Function)],
[`${boilerplateDir}/cli`, 'c/d', jasmine.any(Function)],
[`${boilerplateDir}/common`, 'c/d', jasmine.any(Function)],
]);
});
it('should copy all the source boilerplate files for i18n (on top of the cli ones)', () => {
const boilerplateDir = path.resolve(sharedDir, 'boilerplate');
exampleBoilerPlate.loadJsonFile.and.returnValue({ projectType: 'i18n' });
exampleBoilerPlate.add();
expect(exampleBoilerPlate.copyDirectoryContents).toHaveBeenCalledTimes(6);
expect(exampleBoilerPlate.copyDirectoryContents.calls.allArgs()).toEqual([
[`${boilerplateDir}/cli`, 'a/b', jasmine.any(Function)],
[`${boilerplateDir}/i18n`, 'a/b', jasmine.any(Function)],
[`${boilerplateDir}/common`, 'a/b', jasmine.any(Function)],
[`${boilerplateDir}/cli`, 'c/d', jasmine.any(Function)],
[`${boilerplateDir}/i18n`, 'c/d', jasmine.any(Function)],
[`${boilerplateDir}/common`, 'c/d', jasmine.any(Function)],
]);
});
it('should copy all the source boilerplate files for universal (on top of the cli ones)', () => {
const boilerplateDir = path.resolve(sharedDir, 'boilerplate');
exampleBoilerPlate.loadJsonFile.and.returnValue({ projectType: 'universal' });
exampleBoilerPlate.add();
expect(exampleBoilerPlate.copyDirectoryContents).toHaveBeenCalledTimes(6);
expect(exampleBoilerPlate.copyDirectoryContents.calls.allArgs()).toEqual([
[`${boilerplateDir}/cli`, 'a/b', jasmine.any(Function)],
[`${boilerplateDir}/universal`, 'a/b', jasmine.any(Function)],
[`${boilerplateDir}/common`, 'a/b', jasmine.any(Function)],
[`${boilerplateDir}/cli`, 'c/d', jasmine.any(Function)],
[`${boilerplateDir}/universal`, 'c/d', jasmine.any(Function)],
[`${boilerplateDir}/common`, 'c/d', jasmine.any(Function)],
]);
});
it('should try to load the example config file', () => {
exampleBoilerPlate.add();
expect(exampleBoilerPlate.loadJsonFile).toHaveBeenCalledTimes(exampleFolders.length);
expect(exampleBoilerPlate.loadJsonFile).toHaveBeenCalledWith(path.resolve('a/b/example-config.json'));
expect(exampleBoilerPlate.loadJsonFile).toHaveBeenCalledWith(path.resolve('c/d/example-config.json'));
});
});
describe('remove', () => {
it('should run `git clean`', () => {
spyOn(shelljs, 'exec');
exampleBoilerPlate.remove();
expect(shelljs.exec).toHaveBeenCalledWith('git clean -xdfq', {cwd: path.resolve(__dirname, '../../content/examples') });
});
});
describe('getFoldersContaining', () => {
it('should use glob.sync', () => {
spyOn(glob, 'sync').and.returnValue(['a/b/config.json', 'c/d/config.json']);
const result = exampleBoilerPlate.getFoldersContaining('base/path', 'config.json', 'node_modules');
expect(glob.sync).toHaveBeenCalledWith(path.resolve('base/path/**/config.json'), { ignore: [path.resolve('base/path/**/node_modules/**')] });
expect(result).toEqual(['a/b', 'c/d']);
});
});
describe('copyDirectoryContents', () => {
const spyFnFor = fnName => (...args) => { callLog.push(`${fnName}(${args.join(', ')})`); };
let isPathIgnoredSpy;
let callLog;
beforeEach(() => {
callLog = [];
isPathIgnoredSpy = jasmine.createSpy('isPathIgnored').and.returnValue(false);
spyOn(shelljs, 'chmod').and.callFake(spyFnFor('chmod'));
spyOn(shelljs, 'cp').and.callFake(spyFnFor('cp'));
spyOn(shelljs, 'mkdir').and.callFake(spyFnFor('mkdir'));
spyOn(shelljs, 'test').and.callFake(spyFnFor('test'));
});
it('should list all contents of a directory', () => {
const lsSpy = spyOn(shelljs, 'ls').and.returnValue([]);
exampleBoilerPlate.copyDirectoryContents('source/dir', 'destination/dir', isPathIgnoredSpy);
expect(lsSpy).toHaveBeenCalledWith('-Al', 'source/dir');
});
it('should copy files and make them read-only', () => {
spyOn(shelljs, 'ls').and.returnValue([
{name: 'file-1.txt', isDirectory: () => false},
{name: 'file-2.txt', isDirectory: () => false},
]);
exampleBoilerPlate.copyDirectoryContents('source/dir', 'destination/dir', isPathIgnoredSpy);
expect(callLog).toEqual([
`test(-f, ${path.resolve('destination/dir/file-1.txt')})`,
`cp(${path.resolve('source/dir/file-1.txt')}, destination/dir)`,
`chmod(444, ${path.resolve('destination/dir/file-1.txt')})`,
`test(-f, ${path.resolve('destination/dir/file-2.txt')})`,
`cp(${path.resolve('source/dir/file-2.txt')}, destination/dir)`,
`chmod(444, ${path.resolve('destination/dir/file-2.txt')})`,
]);
});
it('should skip files that are ignored', () => {
spyOn(shelljs, 'ls').and.returnValue([
{name: 'file-1.txt', isDirectory: () => false},
{name: 'file-2.txt', isDirectory: () => false},
]);
isPathIgnoredSpy.and.callFake(path => path.endsWith('file-1.txt'));
exampleBoilerPlate.copyDirectoryContents('source/dir', 'destination/dir', isPathIgnoredSpy);
expect(callLog).toEqual([
`test(-f, ${path.resolve('destination/dir/file-2.txt')})`,
`cp(${path.resolve('source/dir/file-2.txt')}, destination/dir)`,
`chmod(444, ${path.resolve('destination/dir/file-2.txt')})`,
]);
});
it('should make existing files in destination writable before overwriting', () => {
spyOn(shelljs, 'ls').and.returnValue([
{name: 'new-file.txt', isDirectory: () => false},
{name: 'existing-file.txt', isDirectory: () => false},
]);
shelljs.test.and.callFake((_, filePath) => filePath.endsWith('existing-file.txt'));
exampleBoilerPlate.copyDirectoryContents('source/dir', 'destination/dir', isPathIgnoredSpy);
expect(callLog).toEqual([
`cp(${path.resolve('source/dir/new-file.txt')}, destination/dir)`,
`chmod(444, ${path.resolve('destination/dir/new-file.txt')})`,
`chmod(666, ${path.resolve('destination/dir/existing-file.txt')})`,
`cp(${path.resolve('source/dir/existing-file.txt')}, destination/dir)`,
`chmod(444, ${path.resolve('destination/dir/existing-file.txt')})`,
]);
});
it('should recursively copy sub-directories', () => {
spyOn(shelljs, 'ls')
.withArgs('-Al', 'source/dir').and.returnValue([
{name: 'file-1.txt', isDirectory: () => false},
{name: 'sub-dir-1', isDirectory: () => true},
{name: 'file-2.txt', isDirectory: () => false},
])
.withArgs('-Al', path.resolve('source/dir/sub-dir-1')).and.returnValue([
{name: 'file-3.txt', isDirectory: () => false},
{name: 'sub-dir-2', isDirectory: () => true},
])
.withArgs('-Al', path.resolve('source/dir/sub-dir-1/sub-dir-2')).and.returnValue([
{name: 'file-4.txt', isDirectory: () => false},
]);
exampleBoilerPlate.copyDirectoryContents('source/dir', 'destination/dir', isPathIgnoredSpy);
expect(callLog).toEqual([
// Copy `file-1.txt`.
`test(-f, ${path.resolve('destination/dir/file-1.txt')})`,
`cp(${path.resolve('source/dir/file-1.txt')}, destination/dir)`,
`chmod(444, ${path.resolve('destination/dir/file-1.txt')})`,
// Create `sub-dir-1` and recursively copy its contents.
`mkdir(-p, ${path.resolve('destination/dir/sub-dir-1')})`,
// Copy `sub-dir-1/file-3.txt`.
`test(-f, ${path.resolve('destination/dir/sub-dir-1/file-3.txt')})`,
'cp(' +
`${path.resolve('source/dir/sub-dir-1/file-3.txt')}, ` +
`${path.resolve('destination/dir/sub-dir-1')})`,
`chmod(444, ${path.resolve('destination/dir/sub-dir-1/file-3.txt')})`,
// Create `sub-dir-1/sub-dir-2` and recursively copy its contents.
`mkdir(-p, ${path.resolve('destination/dir/sub-dir-1/sub-dir-2')})`,
// Copy `sub-dir-1/sub-dir-2/file-4.txt`.
`test(-f, ${path.resolve('destination/dir/sub-dir-1/sub-dir-2/file-4.txt')})`,
'cp(' +
`${path.resolve('source/dir/sub-dir-1/sub-dir-2/file-4.txt')}, ` +
`${path.resolve('destination/dir/sub-dir-1/sub-dir-2')})`,
`chmod(444, ${path.resolve('destination/dir/sub-dir-1/sub-dir-2/file-4.txt')})`,
// Copy `file-2.txt`.
`test(-f, ${path.resolve('destination/dir/file-2.txt')})`,
`cp(${path.resolve('source/dir/file-2.txt')}, destination/dir)`,
`chmod(444, ${path.resolve('destination/dir/file-2.txt')})`,
]);
});
it('should skip ignored directories', () => {
spyOn(shelljs, 'ls')
.withArgs('-Al', 'source/dir').and.returnValue([
{name: 'file-1.txt', isDirectory: () => false},
{name: 'sub-dir-1', isDirectory: () => true},
])
.withArgs('-Al', path.resolve('source/dir/sub-dir-1')).and.returnValue([
{name: 'file-2.txt', isDirectory: () => false},
{name: 'sub-dir-2', isDirectory: () => true},
])
.withArgs('-Al', path.resolve('source/dir/sub-dir-1/sub-dir-2')).and.returnValue([
{name: 'file-3.txt', isDirectory: () => false},
]);
isPathIgnoredSpy.and.callFake(path => path.endsWith('sub-dir-1'));
exampleBoilerPlate.copyDirectoryContents('source/dir', 'destination/dir', isPathIgnoredSpy);
expect(callLog).toEqual([
// Copy `file-1.txt`.
`test(-f, ${path.resolve('destination/dir/file-1.txt')})`,
`cp(${path.resolve('source/dir/file-1.txt')}, destination/dir)`,
`chmod(444, ${path.resolve('destination/dir/file-1.txt')})`,
// Skip `sub-dir-1` and all its contents.
]);
});
});
describe('loadJsonFile', () => {
it('should use fs.readJsonSync', () => {
spyOn(fs, 'readJsonSync').and.returnValue({ some: 'value' });
const result = exampleBoilerPlate.loadJsonFile('some/file');
expect(fs.readJsonSync).toHaveBeenCalledWith('some/file', {throws: false});
expect(result).toEqual({ some: 'value' });
});
it('should return an empty object if readJsonSync fails', () => {
spyOn(fs, 'readJsonSync').and.returnValue(null);
const result = exampleBoilerPlate.loadJsonFile('some/file');
expect(result).toEqual({});
});
});
});