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run.test.ts
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run.test.ts
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import * as run from '../src/run'
import * as os from 'os';
import * as toolCache from '@actions/tool-cache';
import * as fs from 'fs';
import * as path from 'path';
import * as core from '@actions/core';
describe('run.ts', () => {
test('getExecutableExtension() - return .exe when os is Windows', () => {
jest.spyOn(os, 'type').mockReturnValue('Windows_NT');
expect(run.getExecutableExtension()).toBe('.exe');
expect(os.type).toBeCalled();
});
test('getExecutableExtension() - return empty string for non-windows OS', () => {
jest.spyOn(os, 'type').mockReturnValue('Darwin');
expect(run.getExecutableExtension()).toBe('');
expect(os.type).toBeCalled();
});
test('getHelmDownloadURL() - return the URL to download helm for Linux', () => {
jest.spyOn(os, 'type').mockReturnValue('Linux');
const kubectlLinuxUrl = 'https://get.helm.sh/helm-v3.2.1-linux-amd64.zip'
expect(run.getHelmDownloadURL('v3.2.1')).toBe(kubectlLinuxUrl);
expect(os.type).toBeCalled();
});
test('getHelmDownloadURL() - return the URL to download helm for Darwin', () => {
jest.spyOn(os, 'type').mockReturnValue('Darwin');
const kubectlDarwinUrl = 'https://get.helm.sh/helm-v3.2.1-darwin-amd64.zip'
expect(run.getHelmDownloadURL('v3.2.1')).toBe(kubectlDarwinUrl);
expect(os.type).toBeCalled();
});
test('getHelmDownloadURL() - return the URL to download helm for Windows', () => {
jest.spyOn(os, 'type').mockReturnValue('Windows_NT');
const kubectlWindowsUrl = 'https://get.helm.sh/helm-v3.2.1-windows-amd64.zip'
expect(run.getHelmDownloadURL('v3.2.1')).toBe(kubectlWindowsUrl);
expect(os.type).toBeCalled();
});
test('getStableHelmVersion() - download stable version file, read version and return it', async () => {
jest.spyOn(toolCache, 'downloadTool').mockResolvedValue('pathToTool');
const response = JSON.stringify(
[
{
'tag_name': 'v4.0.0'
}, {
'tag_name': 'v3.0.0'
}, {
'tag_name': 'v2.0.0'
}
]
);
jest.spyOn(fs, 'readFileSync').mockReturnValue(response);
expect(await run.getStableHelmVersion()).toBe('v4.0.0');
expect(toolCache.downloadTool).toBeCalled();
expect(fs.readFileSync).toBeCalledWith('pathToTool', 'utf8');
});
test('getStableHelmVersion() - return default version if error occurs while getting latest version', async () => {
jest.spyOn(toolCache, 'downloadTool').mockRejectedValue('Unable to download');
jest.spyOn(core, 'warning').mockImplementation();
expect(await run.getStableHelmVersion()).toBe('v3.2.1');
expect(toolCache.downloadTool).toBeCalled();
expect(core.warning).toBeCalledWith("Cannot get the latest Helm info from https://api.github.com/repos/helm/helm/releases. Error Unable to download. Using default Helm version v3.2.1.");
});
test('walkSync() - return path to the all files matching fileToFind in dir', () => {
jest.spyOn(fs, 'readdirSync').mockImplementation((file, _) => {
if (file == 'mainFolder') return ['file1' as unknown as fs.Dirent, 'file2' as unknown as fs.Dirent, 'folder1' as unknown as fs.Dirent, 'folder2' as unknown as fs.Dirent];
if (file == path.join('mainFolder', 'folder1')) return ['file11' as unknown as fs.Dirent, 'file12' as unknown as fs.Dirent];
if (file == path.join('mainFolder', 'folder2')) return ['file21' as unknown as fs.Dirent, 'file22' as unknown as fs.Dirent];
});
jest.spyOn(core, 'debug').mockImplementation();
jest.spyOn(fs, 'statSync').mockImplementation((file) => {
const isDirectory = (file as string).toLowerCase().indexOf('file') == -1 ? true: false
return { isDirectory: () => isDirectory } as fs.Stats;
});
expect(run.walkSync('mainFolder', null, 'file21')).toEqual([path.join('mainFolder', 'folder2', 'file21')]);
expect(fs.readdirSync).toBeCalledTimes(3);
expect(fs.statSync).toBeCalledTimes(8);
});
test('walkSync() - return empty array if no file with name fileToFind exists', () => {
jest.spyOn(fs, 'readdirSync').mockImplementation((file, _) => {
if (file == 'mainFolder') return ['file1' as unknown as fs.Dirent, 'file2' as unknown as fs.Dirent, 'folder1' as unknown as fs.Dirent, 'folder2' as unknown as fs.Dirent];
if (file == path.join('mainFolder', 'folder1')) return ['file11' as unknown as fs.Dirent, 'file12' as unknown as fs.Dirent];
if (file == path.join('mainFolder', 'folder2')) return ['file21' as unknown as fs.Dirent, 'file22' as unknown as fs.Dirent];
});
jest.spyOn(core, 'debug').mockImplementation();
jest.spyOn(fs, 'statSync').mockImplementation((file) => {
const isDirectory = (file as string).toLowerCase().indexOf('file') == -1 ? true: false
return { isDirectory: () => isDirectory } as fs.Stats;
});
expect(run.walkSync('mainFolder', null, 'helm.exe')).toEqual([]);
expect(fs.readdirSync).toBeCalledTimes(3);
expect(fs.statSync).toBeCalledTimes(8);
});
test('findHelm() - change access permissions and find the helm in given directory', () => {
jest.spyOn(fs, 'chmodSync').mockImplementation(() => {});
jest.spyOn(fs, 'readdirSync').mockImplementation((file, _) => {
if (file == 'mainFolder') return ['helm.exe' as unknown as fs.Dirent];
});
jest.spyOn(fs, 'statSync').mockImplementation((file) => {
const isDirectory = (file as string).indexOf('folder') == -1 ? false: true
return { isDirectory: () => isDirectory } as fs.Stats;
});
jest.spyOn(os, 'type').mockReturnValue('Windows_NT');
expect(run.findHelm('mainFolder')).toBe(path.join('mainFolder', 'helm.exe'));
});
test('findHelm() - throw error if executable not found', () => {
jest.spyOn(fs, 'chmodSync').mockImplementation(() => {});
jest.spyOn(fs, 'readdirSync').mockImplementation((file, _) => {
if (file == 'mainFolder') return [];
});
jest.spyOn(fs, 'statSync').mockImplementation((file) => { return { isDirectory: () => true } as fs.Stats});
jest.spyOn(os, 'type').mockReturnValue('Windows_NT');
expect(() => run.findHelm('mainFolder')).toThrow('Helm executable not found in path mainFolder');
});
test('downloadHelm() - download helm and return path to it', async () => {
jest.spyOn(toolCache, 'find').mockReturnValue('');
jest.spyOn(toolCache, 'downloadTool').mockResolvedValue('pathToTool');
const response = JSON.stringify([{'tag_name': 'v4.0.0'}]);
jest.spyOn(fs, 'readFileSync').mockReturnValue(response);
jest.spyOn(os, 'type').mockReturnValue('Windows_NT');
jest.spyOn(fs, 'chmodSync').mockImplementation(() => {});
jest.spyOn(toolCache, 'extractZip').mockResolvedValue('pathToUnzippedHelm');
jest.spyOn(toolCache, 'cacheDir').mockResolvedValue('pathToCachedDir');
jest.spyOn(fs, 'readdirSync').mockImplementation((file, _) => ['helm.exe' as unknown as fs.Dirent]);
jest.spyOn(fs, 'statSync').mockImplementation((file) => {
const isDirectory = (file as string).indexOf('folder') == -1 ? false: true
return { isDirectory: () => isDirectory } as fs.Stats;
});
expect(await run.downloadHelm(null)).toBe(path.join('pathToCachedDir', 'helm.exe'));
expect(toolCache.find).toBeCalledWith('helm', 'v4.0.0');
expect(toolCache.downloadTool).toBeCalledWith('https://get.helm.sh/helm-v4.0.0-windows-amd64.zip');
expect(fs.chmodSync).toBeCalledWith('pathToTool', '777');
expect(toolCache.extractZip).toBeCalledWith('pathToTool');
expect(fs.chmodSync).toBeCalledWith(path.join('pathToCachedDir', 'helm.exe'), '777');
});
test('downloadHelm() - throw error if unable to download', async () => {
jest.spyOn(toolCache, 'find').mockReturnValue('');
jest.spyOn(toolCache, 'downloadTool').mockImplementation(async () => { throw 'Unable to download'});
jest.spyOn(os, 'type').mockReturnValue('Windows_NT');
await expect(run.downloadHelm('v3.2.1')).rejects.toThrow('Failed to download Helm from location https://get.helm.sh/helm-v3.2.1-windows-amd64.zip');
expect(toolCache.find).toBeCalledWith('helm', 'v3.2.1');
expect(toolCache.downloadTool).toBeCalledWith('https://get.helm.sh/helm-v3.2.1-windows-amd64.zip');
});
test('downloadHelm() - return path to helm tool with same version from toolCache', async () => {
jest.spyOn(toolCache, 'find').mockReturnValue('pathToCachedDir');
jest.spyOn(fs, 'chmodSync').mockImplementation(() => {});
expect(await run.downloadHelm('v3.2.1')).toBe(path.join('pathToCachedDir', 'helm.exe'));
expect(toolCache.find).toBeCalledWith('helm', 'v3.2.1');
expect(fs.chmodSync).toBeCalledWith(path.join('pathToCachedDir', 'helm.exe'), '777');
});
test('downloadHelm() - throw error is helm is not found in path', async () => {
jest.spyOn(toolCache, 'find').mockReturnValue('');
jest.spyOn(toolCache, 'downloadTool').mockResolvedValue('pathToTool');
jest.spyOn(os, 'type').mockReturnValue('Windows_NT');
jest.spyOn(fs, 'chmodSync').mockImplementation();
jest.spyOn(toolCache, 'extractZip').mockResolvedValue('pathToUnzippedHelm');
jest.spyOn(toolCache, 'cacheDir').mockResolvedValue('pathToCachedDir');
jest.spyOn(fs, 'readdirSync').mockImplementation((file, _) => []);
jest.spyOn(fs, 'statSync').mockImplementation((file) => {
const isDirectory = (file as string).indexOf('folder') == -1 ? false: true
return { isDirectory: () => isDirectory } as fs.Stats;
});
await expect(run.downloadHelm('v3.2.1')).rejects.toThrow('Helm executable not found in path pathToCachedDir');
expect(toolCache.find).toBeCalledWith('helm', 'v3.2.1');
expect(toolCache.downloadTool).toBeCalledWith('https://get.helm.sh/helm-v3.2.1-windows-amd64.zip');
expect(fs.chmodSync).toBeCalledWith('pathToTool', '777');
expect(toolCache.extractZip).toBeCalledWith('pathToTool');
});
});