go/__tests__/cache-utils.test.ts

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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<exec.ExecOutput>(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<exec.ExecOutput>(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<exec.ExecOutput>(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<exec.ExecOutput>(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);
});
});