angular-cn/aio/aio-builds-setup/dockerbuild/scripts-js/test/clean-up/build-cleaner.spec.ts

361 lines
11 KiB
TypeScript

// Imports
import * as fs from 'fs';
import * as path from 'path';
import * as shell from 'shelljs';
import {BuildCleaner} from '../../lib/clean-up/build-cleaner';
import {HIDDEN_DIR_PREFIX} from '../../lib/common/constants';
import {GithubPullRequests} from '../../lib/common/github-pull-requests';
// Tests
describe('BuildCleaner', () => {
let cleaner: BuildCleaner;
beforeEach(() => cleaner = new BuildCleaner('/foo/bar', 'baz/qux', '12345'));
describe('constructor()', () => {
it('should throw if \'buildsDir\' is empty', () => {
expect(() => new BuildCleaner('', '/baz/qux', '12345')).
toThrowError('Missing or empty required parameter \'buildsDir\'!');
});
it('should throw if \'repoSlug\' is empty', () => {
expect(() => new BuildCleaner('/foo/bar', '', '12345')).
toThrowError('Missing or empty required parameter \'repoSlug\'!');
});
it('should throw if \'githubToken\' is empty', () => {
expect(() => new BuildCleaner('/foo/bar', 'baz/qux', '')).
toThrowError('Missing or empty required parameter \'githubToken\'!');
});
});
describe('cleanUp()', () => {
let cleanerGetExistingBuildNumbersSpy: jasmine.Spy;
let cleanerGetOpenPrNumbersSpy: jasmine.Spy;
let cleanerRemoveUnnecessaryBuildsSpy: jasmine.Spy;
let existingBuildsDeferred: {resolve: (v?: any) => void, reject: (e?: any) => void};
let openPrsDeferred: {resolve: (v?: any) => void, reject: (e?: any) => void};
let promise: Promise<void>;
beforeEach(() => {
cleanerGetExistingBuildNumbersSpy = spyOn(cleaner as any, 'getExistingBuildNumbers').and.callFake(() => {
return new Promise((resolve, reject) => existingBuildsDeferred = {resolve, reject});
});
cleanerGetOpenPrNumbersSpy = spyOn(cleaner as any, 'getOpenPrNumbers').and.callFake(() => {
return new Promise((resolve, reject) => openPrsDeferred = {resolve, reject});
});
cleanerRemoveUnnecessaryBuildsSpy = spyOn(cleaner as any, 'removeUnnecessaryBuilds');
promise = cleaner.cleanUp();
});
it('should return a promise', () => {
expect(promise).toEqual(jasmine.any(Promise));
});
it('should get the existing builds', () => {
expect(cleanerGetExistingBuildNumbersSpy).toHaveBeenCalled();
});
it('should get the open PRs', () => {
expect(cleanerGetOpenPrNumbersSpy).toHaveBeenCalled();
});
it('should reject if \'getExistingBuildNumbers()\' rejects', done => {
promise.catch(err => {
expect(err).toBe('Test');
done();
});
existingBuildsDeferred.reject('Test');
});
it('should reject if \'getOpenPrNumbers()\' rejects', done => {
promise.catch(err => {
expect(err).toBe('Test');
done();
});
openPrsDeferred.reject('Test');
});
it('should reject if \'removeUnnecessaryBuilds()\' rejects', done => {
promise.catch(err => {
expect(err).toBe('Test');
done();
});
cleanerRemoveUnnecessaryBuildsSpy.and.returnValue(Promise.reject('Test'));
existingBuildsDeferred.resolve();
openPrsDeferred.resolve();
});
it('should pass existing builds and open PRs to \'removeUnnecessaryBuilds()\'', done => {
promise.then(() => {
expect(cleanerRemoveUnnecessaryBuildsSpy).toHaveBeenCalledWith('foo', 'bar');
done();
});
existingBuildsDeferred.resolve('foo');
openPrsDeferred.resolve('bar');
});
it('should resolve with the value returned by \'removeUnnecessaryBuilds()\'', done => {
promise.then(result => {
expect(result as any).toBe('Test');
done();
});
cleanerRemoveUnnecessaryBuildsSpy.and.returnValue(Promise.resolve('Test'));
existingBuildsDeferred.resolve();
openPrsDeferred.resolve();
});
});
// Protected methods
describe('getExistingBuildNumbers()', () => {
let fsReaddirSpy: jasmine.Spy;
let readdirCb: (err: any, files?: string[]) => void;
let promise: Promise<number[]>;
beforeEach(() => {
fsReaddirSpy = spyOn(fs, 'readdir').and.callFake((_: string, cb: typeof readdirCb) => readdirCb = cb);
promise = (cleaner as any).getExistingBuildNumbers();
});
it('should return a promise', () => {
expect(promise).toEqual(jasmine.any(Promise));
});
it('should get the contents of the builds directory', () => {
expect(fsReaddirSpy).toHaveBeenCalled();
expect(fsReaddirSpy.calls.argsFor(0)[0]).toBe('/foo/bar');
});
it('should reject if an error occurs while getting the files', done => {
promise.catch(err => {
expect(err).toBe('Test');
done();
});
readdirCb('Test');
});
it('should resolve with the returned files (as numbers)', done => {
promise.then(result => {
expect(result).toEqual([12, 34, 56]);
done();
});
readdirCb(null, ['12', '34', '56']);
});
it('should remove `HIDDEN_DIR_PREFIX` from the filenames', done => {
promise.then(result => {
expect(result).toEqual([12, 34, 56]);
done();
});
readdirCb(null, [`${HIDDEN_DIR_PREFIX}12`, '34', `${HIDDEN_DIR_PREFIX}56`]);
});
it('should ignore files with non-numeric (or zero) names', done => {
promise.then(result => {
expect(result).toEqual([12, 34, 56]);
done();
});
readdirCb(null, ['12', 'foo', '34', 'bar', '56', '000']);
});
});
describe('getOpenPrNumbers()', () => {
let prDeferred: {resolve: (v: any) => void, reject: (v: any) => void};
let promise: Promise<number[]>;
beforeEach(() => {
spyOn(GithubPullRequests.prototype, 'fetchAll').and.callFake(() => {
return new Promise((resolve, reject) => prDeferred = {resolve, reject});
});
promise = (cleaner as any).getOpenPrNumbers();
});
it('should return a promise', () => {
expect(promise).toEqual(jasmine.any(Promise));
});
it('should fetch open PRs via \'GithubPullRequests\'', () => {
expect(GithubPullRequests.prototype.fetchAll).toHaveBeenCalledWith('open');
});
it('should reject if an error occurs while fetching PRs', done => {
promise.catch(err => {
expect(err).toBe('Test');
done();
});
prDeferred.reject('Test');
});
it('should resolve with the numbers of the fetched PRs', done => {
promise.then(prNumbers => {
expect(prNumbers).toEqual([1, 2, 3]);
done();
});
prDeferred.resolve([{id: 0, number: 1}, {id: 1, number: 2}, {id: 2, number: 3}]);
});
});
describe('removeDir()', () => {
let shellChmodSpy: jasmine.Spy;
let shellRmSpy: jasmine.Spy;
let shellTestSpy: jasmine.Spy;
beforeEach(() => {
shellChmodSpy = spyOn(shell, 'chmod');
shellRmSpy = spyOn(shell, 'rm');
shellTestSpy = spyOn(shell, 'test').and.returnValue(true);
});
it('should test if the directory exists (and return if is does not)', () => {
shellTestSpy.and.returnValue(false);
(cleaner as any).removeDir('/foo/bar');
expect(shellTestSpy).toHaveBeenCalledWith('-d', '/foo/bar');
expect(shellChmodSpy).not.toHaveBeenCalled();
expect(shellRmSpy).not.toHaveBeenCalled();
});
it('should remove the specified directory and its content', () => {
(cleaner as any).removeDir('/foo/bar');
expect(shellRmSpy).toHaveBeenCalledWith('-rf', '/foo/bar');
});
it('should make the directory and its content writable before removing', () => {
shellRmSpy.and.callFake(() => expect(shellChmodSpy).toHaveBeenCalledWith('-R', 'a+w', '/foo/bar'));
(cleaner as any).removeDir('/foo/bar');
expect(shellRmSpy).toHaveBeenCalled();
});
it('should catch errors and log them', () => {
const consoleErrorSpy = spyOn(console, 'error');
shellRmSpy.and.callFake(() => {
// tslint:disable-next-line: no-string-throw
throw 'Test';
});
(cleaner as any).removeDir('/foo/bar');
expect(consoleErrorSpy).toHaveBeenCalled();
expect(consoleErrorSpy.calls.argsFor(0)[0]).toContain('Unable to remove \'/foo/bar\'');
expect(consoleErrorSpy.calls.argsFor(0)[1]).toBe('Test');
});
});
describe('removeUnnecessaryBuilds()', () => {
let consoleLogSpy: jasmine.Spy;
let cleanerRemoveDirSpy: jasmine.Spy;
beforeEach(() => {
consoleLogSpy = spyOn(console, 'log');
cleanerRemoveDirSpy = spyOn(cleaner as any, 'removeDir');
});
it('should log the number of existing builds, open PRs and builds to be removed', () => {
(cleaner as any).removeUnnecessaryBuilds([1, 2, 3], [3, 4, 5, 6]);
expect(console.log).toHaveBeenCalledWith('Existing builds: 3');
expect(console.log).toHaveBeenCalledWith('Open pull requests: 4');
expect(console.log).toHaveBeenCalledWith('Removing 2 build(s): 1, 2');
});
it('should construct full paths to directories (by prepending \'buildsDir\')', () => {
(cleaner as any).removeUnnecessaryBuilds([1, 2, 3], []);
expect(cleanerRemoveDirSpy).toHaveBeenCalledWith(path.normalize('/foo/bar/1'));
expect(cleanerRemoveDirSpy).toHaveBeenCalledWith(path.normalize('/foo/bar/2'));
expect(cleanerRemoveDirSpy).toHaveBeenCalledWith(path.normalize('/foo/bar/3'));
});
it('should try removing hidden directories as well', () => {
(cleaner as any).removeUnnecessaryBuilds([1, 2, 3], []);
expect(cleanerRemoveDirSpy).toHaveBeenCalledWith(path.normalize(`/foo/bar/${HIDDEN_DIR_PREFIX}1`));
expect(cleanerRemoveDirSpy).toHaveBeenCalledWith(path.normalize(`/foo/bar/${HIDDEN_DIR_PREFIX}2`));
expect(cleanerRemoveDirSpy).toHaveBeenCalledWith(path.normalize(`/foo/bar/${HIDDEN_DIR_PREFIX}3`));
});
it('should remove the builds that do not correspond to open PRs', () => {
(cleaner as any).removeUnnecessaryBuilds([1, 2, 3, 4], [2, 4]);
expect(cleanerRemoveDirSpy).toHaveBeenCalledTimes(4);
expect(cleanerRemoveDirSpy).toHaveBeenCalledWith(path.normalize('/foo/bar/1'));
expect(cleanerRemoveDirSpy).toHaveBeenCalledWith(path.normalize('/foo/bar/3'));
expect(cleanerRemoveDirSpy).toHaveBeenCalledWith(path.normalize(`/foo/bar/${HIDDEN_DIR_PREFIX}1`));
expect(cleanerRemoveDirSpy).toHaveBeenCalledWith(path.normalize(`/foo/bar/${HIDDEN_DIR_PREFIX}3`));
cleanerRemoveDirSpy.calls.reset();
(cleaner as any).removeUnnecessaryBuilds([1, 2, 3, 4], [1, 2, 3, 4]);
expect(cleanerRemoveDirSpy).toHaveBeenCalledTimes(0);
cleanerRemoveDirSpy.calls.reset();
(cleaner as any).removeUnnecessaryBuilds([1, 2, 3, 4], []);
expect(cleanerRemoveDirSpy).toHaveBeenCalledTimes(8);
expect(cleanerRemoveDirSpy).toHaveBeenCalledWith(path.normalize('/foo/bar/1'));
expect(cleanerRemoveDirSpy).toHaveBeenCalledWith(path.normalize('/foo/bar/2'));
expect(cleanerRemoveDirSpy).toHaveBeenCalledWith(path.normalize('/foo/bar/3'));
expect(cleanerRemoveDirSpy).toHaveBeenCalledWith(path.normalize('/foo/bar/4'));
expect(cleanerRemoveDirSpy).toHaveBeenCalledWith(path.normalize(`/foo/bar/${HIDDEN_DIR_PREFIX}1`));
expect(cleanerRemoveDirSpy).toHaveBeenCalledWith(path.normalize(`/foo/bar/${HIDDEN_DIR_PREFIX}2`));
expect(cleanerRemoveDirSpy).toHaveBeenCalledWith(path.normalize(`/foo/bar/${HIDDEN_DIR_PREFIX}3`));
expect(cleanerRemoveDirSpy).toHaveBeenCalledWith(path.normalize(`/foo/bar/${HIDDEN_DIR_PREFIX}4`));
cleanerRemoveDirSpy.calls.reset();
});
});
});