ops/setup-kubectl
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Added L0 tests.

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This commit is contained in:
Sundar Guntnur 2021-03-08 21:40:07 +05:30
parent 315a06e832
commit 31a74bd1df
3 changed files with 118 additions and 81 deletions
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109
__tests__/run.test.ts
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@ -1,7 +1,104 @@
import { run } from '../src/run'
import * as run from '../src/run'
import * as os from 'os';
import * as toolCache from '@actions/tool-cache';
import * as fs from 'fs';
describe('This is a placeholder for intial test cases, to be removed', () => {
test('Dummy test case', async () => {
await expect(run()).rejects.toThrow();
})
})
describe('Testing all functions in run file.', () => {
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('getkubectlDownloadURL() - return the URL to download kubectl for Linux', () => {
jest.spyOn(os, 'type').mockReturnValue('Linux');
const kubectlLinuxUrl = 'https://storage.googleapis.com/kubernetes-release/release/v1.15.0/bin/linux/amd64/kubectl'
expect(run.getkubectlDownloadURL('v1.15.0')).toBe(kubectlLinuxUrl);
expect(os.type).toBeCalled();
});
test('getkubectlDownloadURL() - return the URL to download kubectl for Darwin', () => {
jest.spyOn(os, 'type').mockReturnValue('Darwin');
const kubectlDarwinUrl = 'https://storage.googleapis.com/kubernetes-release/release/v1.15.0/bin/darwin/amd64/kubectl'
expect(run.getkubectlDownloadURL('v1.15.0')).toBe(kubectlDarwinUrl);
expect(os.type).toBeCalled();
});
test('getkubectlDownloadURL() - return the URL to download kubectl for Windows', () => {
jest.spyOn(os, 'type').mockReturnValue('Windows_NT');
const kubectlWindowsUrl = 'https://storage.googleapis.com/kubernetes-release/release/v1.15.0/bin/windows/amd64/kubectl.exe'
expect(run.getkubectlDownloadURL('v1.15.0')).toBe(kubectlWindowsUrl);
expect(os.type).toBeCalled();
});
test('getStableKubectlVersion() - download stable version file, read version and return it', async () => {
jest.spyOn(toolCache, 'downloadTool').mockReturnValue(Promise.resolve('pathToTool'));
jest.spyOn(fs, 'readFileSync').mockReturnValue('v1.20.4');
expect(await run.getStableKubectlVersion()).toBe('v1.20.4');
expect(toolCache.downloadTool).toBeCalled();
expect(fs.readFileSync).toBeCalledWith('pathToTool', 'utf8');
});
test('getStableKubectlVersion() - return default v1.15.0 if version read is empty', async () => {
jest.spyOn(toolCache, 'downloadTool').mockReturnValue(Promise.resolve('pathToTool'));
jest.spyOn(fs, 'readFileSync').mockReturnValue('');
expect(await run.getStableKubectlVersion()).toBe('v1.15.0');
expect(toolCache.downloadTool).toBeCalled();
expect(fs.readFileSync).toBeCalledWith('pathToTool', 'utf8');
});
test('getStableKubectlVersion() - return default v1.15.0 if unable to download file', async () => {
jest.spyOn(toolCache, 'downloadTool').mockRejectedValue('Unable to download.');
expect(await run.getStableKubectlVersion()).toBe('v1.15.0');
expect(toolCache.downloadTool).toBeCalled();
});
test('downloadKubectl() - download kubectl, add it to toolCache and return path to it', async () => {
jest.spyOn(toolCache, 'find').mockReturnValue('');
jest.spyOn(toolCache, 'downloadTool').mockReturnValue(Promise.resolve('pathToTool'));
jest.spyOn(toolCache, 'cacheFile').mockReturnValue(Promise.resolve('pathToCachedTool'));
jest.spyOn(os, 'type').mockReturnValue('Windows_NT');
jest.spyOn(fs, 'chmodSync').mockImplementation(() => {});
expect(await run.downloadKubectl('v1.15.0')).toBe('pathToCachedTool/kubectl.exe');
expect(toolCache.find).toBeCalledWith('kubectl', 'v1.15.0');
expect(toolCache.downloadTool).toBeCalled();
expect(toolCache.cacheFile).toBeCalled();
expect(os.type).toBeCalled();
expect(fs.chmodSync).toBeCalledWith('pathToCachedTool/kubectl.exe', '777');
});
test('downloadKubectl() - throw DownloadKubectlFailed error when unable to download kubectl', async () => {
jest.spyOn(toolCache, 'find').mockReturnValue('');
jest.spyOn(toolCache, 'downloadTool').mockRejectedValue('Unable to download kubectl.');
await expect(run.downloadKubectl('v1.15.0')).rejects.toThrow('DownloadKubectlFailed');
expect(toolCache.find).toBeCalledWith('kubectl', 'v1.15.0');
expect(toolCache.downloadTool).toBeCalled();
});
test('downloadKubectl() - return path to existing cache of kubectl', async () => {
jest.spyOn(toolCache, 'find').mockReturnValue('pathToCachedTool');
jest.spyOn(os, 'type').mockReturnValue('Windows_NT');
jest.spyOn(fs, 'chmodSync').mockImplementation(() => {});
expect(await run.downloadKubectl('v1.15.0')).toBe('pathToCachedTool/kubectl.exe');
expect(toolCache.find).toBeCalledWith('kubectl', 'v1.15.0');
expect(os.type).toBeCalled();
expect(fs.chmodSync).toBeCalledWith('pathToCachedTool/kubectl.exe', '777');
});
});