import * as exec from '@actions/exec'; import * as cache from '@actions/cache'; import * as core from '@actions/core'; import * as cacheUtils from '../src/cache-utils'; import {PackageManagerInfo} from '../src/package-managers'; describe('getCommandOutput', () => { //Arrange let getExecOutputSpy = jest.spyOn(exec, 'getExecOutput'); it('should return trimmed stdout in case of successful exit code', async () => { //Arrange const stdoutResult = ' stdout '; const trimmedStdout = stdoutResult.trim(); getExecOutputSpy.mockImplementation((commandLine: string) => { return new Promise(resolve => { resolve({exitCode: 0, stdout: stdoutResult, stderr: ''}); }); }); //Act + Assert return cacheUtils .getCommandOutput('command') .then(data => expect(data).toBe(trimmedStdout)); }); it('should return error in case of unsuccessful exit code', async () => { //Arrange const stderrResult = 'error message'; getExecOutputSpy.mockImplementation((commandLine: string) => { return new Promise(resolve => { resolve({exitCode: 10, stdout: '', stderr: stderrResult}); }); }); //Act + Assert expect(async () => { await cacheUtils.getCommandOutput('command'); }).rejects.toThrow(); }); }); describe('getPackageManagerInfo', () => { it('should return package manager info in case of valid package manager name', async () => { //Arrange const packageManagerName = 'default'; const expectedResult = { dependencyFilePattern: 'go.sum', cacheFolderCommandList: ['go env GOMODCACHE', 'go env GOCACHE'] }; //Act + Assert return cacheUtils .getPackageManagerInfo(packageManagerName) .then(data => expect(data).toEqual(expectedResult)); }); it('should throw the error in case of invalid package manager name', async () => { //Arrange const packageManagerName = 'invalidName'; //Act + Assert expect(async () => { await cacheUtils.getPackageManagerInfo(packageManagerName); }).rejects.toThrow(); }); }); describe('getCacheDirectoryPath', () => { //Arrange let getExecOutputSpy = jest.spyOn(exec, 'getExecOutput'); const validPackageManager: PackageManagerInfo = { dependencyFilePattern: 'go.sum', cacheFolderCommandList: ['go env GOMODCACHE', 'go env GOCACHE'] }; it('should return path to the cache folders which specified package manager uses', async () => { //Arrange getExecOutputSpy.mockImplementation((commandLine: string) => { return new Promise(resolve => { resolve({exitCode: 0, stdout: 'path/to/cache/folder', stderr: ''}); }); }); const expectedResult = ['path/to/cache/folder', 'path/to/cache/folder']; //Act + Assert return cacheUtils .getCacheDirectoryPath(validPackageManager) .then(data => expect(data).toEqual(expectedResult)); }); it('should throw if the specified package name is invalid', async () => { getExecOutputSpy.mockImplementation((commandLine: string) => { return new Promise(resolve => { resolve({exitCode: 10, stdout: '', stderr: 'Error message'}); }); }); //Act + Assert expect(async () => { await cacheUtils.getCacheDirectoryPath(validPackageManager); }).rejects.toThrow(); }); }); describe('isCacheFeatureAvailable', () => { //Arrange let isFeatureAvailableSpy = jest.spyOn(cache, 'isFeatureAvailable'); let warningSpy = jest.spyOn(core, 'warning'); it('should return true when cache feature is available', () => { //Arrange isFeatureAvailableSpy.mockImplementation(() => { return true; }); let functionResult; //Act functionResult = cacheUtils.isCacheFeatureAvailable(); //Assert expect(functionResult).toBeTruthy(); }); it('should warn when cache feature is unavailable and GHES is not used ', () => { //Arrange isFeatureAvailableSpy.mockImplementation(() => { return false; }); process.env['GITHUB_SERVER_URL'] = 'https://github.com'; let warningMessage = 'The runner was not able to contact the cache service. Caching will be skipped'; //Act cacheUtils.isCacheFeatureAvailable(); //Assert expect(warningSpy).toHaveBeenCalledWith(warningMessage); }); it('should return false when cache feature is unavailable', () => { //Arrange isFeatureAvailableSpy.mockImplementation(() => { return false; }); process.env['GITHUB_SERVER_URL'] = 'https://github.com'; let functionResult; //Act functionResult = cacheUtils.isCacheFeatureAvailable(); //Assert expect(functionResult).toBeFalsy(); }); it('should throw when cache feature is unavailable and GHES is used', () => { //Arrange isFeatureAvailableSpy.mockImplementation(() => { return false; }); process.env['GITHUB_SERVER_URL'] = 'https://nongithub.com'; let errorMessage = 'Cache action is only supported on GHES version >= 3.5. If you are on version >=3.5 Please check with GHES admin if Actions cache service is enabled or not.'; //Act + Assert expect(() => cacheUtils.isCacheFeatureAvailable()).toThrow(errorMessage); }); });