Add unit tests and e2e tests

__tests__/distributors/local-installer.test.ts

@@ -0,0 +1,195 @@
+import fs from 'fs';
+
+import * as tc from '@actions/tool-cache';
+import * as core from '@actions/core';
+
+import path from 'path';
+import * as semver from 'semver';
+import * as utils from '../../src/util';
+
+import { LocalDistribution } from '../../src/distributions/local/installer';
+
+describe('setupJava', () => {
+  const actualJavaVersion = '11.1.10';
+  const javaPath = path.join('Java_jdkfile_jdk', actualJavaVersion, 'x86');
+
+  let mockJavaBase: LocalDistribution;
+
+  let spyTcFind: jest.SpyInstance;
+  let spyTcCacheDir: jest.SpyInstance;
+  let spyTcFindAllVersions: jest.SpyInstance;
+  let spyCoreDebug: jest.SpyInstance;
+  let spyCoreInfo: jest.SpyInstance;
+  let spyCoreExportVariable: jest.SpyInstance;
+  let spyCoreAddPath: jest.SpyInstance;
+  let spyCoreSetOutput: jest.SpyInstance;
+  let spyFsStat: jest.SpyInstance;
+  let spyFsReadDir: jest.SpyInstance;
+  let spyUtilsExtractJdkFile: jest.SpyInstance;
+  let spyPathResolve: jest.SpyInstance;
+  let expectedJdkFile = 'JavaLocalJdkFile';
+
+  beforeEach(() => {
+    spyTcFind = jest.spyOn(tc, 'find');
+    spyTcFind.mockImplementation((toolname: string, javaVersion: string, architecture: string) => {
+      const semverVersion = new semver.Range(javaVersion);
+
+      if (path.basename(javaPath) !== architecture || !javaPath.includes(toolname)) {
+        return '';
+      }
+
+      return semver.satisfies(actualJavaVersion, semverVersion) ? javaPath : '';
+    });
+
+    spyTcCacheDir = jest.spyOn(tc, 'cacheDir');
+    spyTcCacheDir.mockImplementation(
+      (archivePath: string, toolcacheFolderName: string, version: string, architecture: string) =>
+        path.join(toolcacheFolderName, version, architecture)
+    );
+
+    spyTcFindAllVersions = jest.spyOn(tc, 'findAllVersions');
+    spyTcFindAllVersions.mockReturnValue([actualJavaVersion]);
+
+    // Spy on core methods
+    spyCoreDebug = jest.spyOn(core, 'debug');
+    spyCoreDebug.mockImplementation(() => undefined);
+
+    spyCoreInfo = jest.spyOn(core, 'info');
+    spyCoreInfo.mockImplementation(() => undefined);
+
+    spyCoreAddPath = jest.spyOn(core, 'addPath');
+    spyCoreAddPath.mockImplementation(() => undefined);
+
+    spyCoreExportVariable = jest.spyOn(core, 'exportVariable');
+    spyCoreExportVariable.mockImplementation(() => undefined);
+
+    spyCoreSetOutput = jest.spyOn(core, 'setOutput');
+    spyCoreSetOutput.mockImplementation(() => undefined);
+
+    // Spy on fs methods
+    spyFsReadDir = jest.spyOn(fs, 'readdirSync');
+    spyFsReadDir.mockImplementation(() => ['JavaTest']);
+
+    spyFsStat = jest.spyOn(fs, 'statSync');
+    spyFsStat.mockImplementation((file: string) => {
+      return { isFile: () => file === expectedJdkFile };
+    });
+
+    // Spy on util methods
+    spyUtilsExtractJdkFile = jest.spyOn(utils, 'extractJdkFile');
+    spyUtilsExtractJdkFile.mockImplementation(() => 'some/random/path/');
+
+    // Spy on path methods
+    spyPathResolve = jest.spyOn(path, 'resolve');
+    spyPathResolve.mockImplementation((path: string) => path);
+  });
+
+  afterEach(() => {
+    jest.resetAllMocks();
+    jest.clearAllMocks();
+    jest.restoreAllMocks();
+  });
+
+  it('java is resolved from toolcache, jdkfile is untouched', async () => {
+    const inputs = { version: actualJavaVersion, arch: 'x86', packageType: 'jdk' };
+    const jdkFile = 'not_existing_one';
+    const expected = {
+      version: actualJavaVersion,
+      path: path.join('Java_jdkfile_jdk', inputs.version, inputs.arch)
+    };
+
+    mockJavaBase = new LocalDistribution(inputs, jdkFile);
+    await expect(mockJavaBase.setupJava()).resolves.toEqual(expected);
+    expect(spyTcFind).toHaveBeenCalled();
+    expect(spyCoreInfo).toHaveBeenCalledWith(`Resolved Java ${actualJavaVersion} from tool-cache`);
+    expect(spyCoreInfo).not.toHaveBeenCalledWith(
+      `Java ${inputs.version} is not found in tool-cache. Trying to unpack JDK file...`
+    );
+  });
+
+  it("java is resolved from toolcache, jdkfile doesn't exist", async () => {
+    const inputs = { version: actualJavaVersion, arch: 'x86', packageType: 'jdk' };
+    const jdkFile = undefined;
+    const expected = {
+      version: actualJavaVersion,
+      path: path.join('Java_jdkfile_jdk', inputs.version, inputs.arch)
+    };
+
+    mockJavaBase = new LocalDistribution(inputs, jdkFile);
+    await expect(mockJavaBase.setupJava()).resolves.toEqual(expected);
+    expect(spyTcFind).toHaveBeenCalled();
+    expect(spyCoreInfo).toHaveBeenCalledWith(`Resolved Java ${actualJavaVersion} from tool-cache`);
+    expect(spyCoreInfo).not.toHaveBeenCalledWith(
+      `Java ${inputs.version} is not found in tool-cache. Trying to unpack JDK file...`
+    );
+  });
+
+  it('java is unpacked from jdkfile', async () => {
+    const inputs = { version: '11.0.289', arch: 'x86', packageType: 'jdk' };
+    const jdkFile = expectedJdkFile;
+    const expected = {
+      version: '11.0.289',
+      path: path.join('Java_jdkfile_jdk', inputs.version, inputs.arch)
+    };
+
+    mockJavaBase = new LocalDistribution(inputs, jdkFile);
+    await expect(mockJavaBase.setupJava()).resolves.toEqual(expected);
+    expect(spyTcFindAllVersions).toHaveBeenCalled();
+    expect(spyCoreInfo).not.toHaveBeenCalledWith(
+      `Resolved Java ${actualJavaVersion} from tool-cache`
+    );
+    expect(spyCoreInfo).toHaveBeenCalledWith(`Extracting Java from '${jdkFile}'`);
+    expect(spyCoreInfo).toHaveBeenCalledWith(
+      `Java ${inputs.version} is not found in tool-cache. Trying to unpack JDK file...`
+    );
+  });
+
+  it('jdk file is not found', async () => {
+    const inputs = { version: '11.0.289', arch: 'x86', packageType: 'jdk' };
+    const jdkFile = 'not_existing_one';
+    const expected = {
+      javaVersion: '11.0.289',
+      javaPath: path.join('Java_jdkfile_jdk', inputs.version, inputs.arch)
+    };
+
+    mockJavaBase = new LocalDistribution(inputs, jdkFile);
+    expected.javaPath = path.join('Java_jdkfile_jdk', inputs.version, inputs.arch);
+    await expect(mockJavaBase.setupJava()).rejects.toThrowError(
+      "JDK file is not found in path 'not_existing_one'"
+    );
+    expect(spyTcFindAllVersions).toHaveBeenCalled();
+    expect(spyCoreInfo).not.toHaveBeenCalledWith(
+      `Resolved Java ${actualJavaVersion} from tool-cache`
+    );
+    expect(spyCoreInfo).not.toHaveBeenCalledWith(`Extracting Java from '${jdkFile}'`);
+    expect(spyCoreInfo).toHaveBeenCalledWith(
+      `Java ${inputs.version} is not found in tool-cache. Trying to unpack JDK file...`
+    );
+  });
+
+  it.each([
+    [{ version: '8.0.289', arch: 'x64', packageType: 'jdk' }, 'otherJdkFile'],
+    [{ version: '11.0.289', arch: 'x64', packageType: 'jdk' }, 'otherJdkFile'],
+    [{ version: '12.0.289', arch: 'x64', packageType: 'jdk' }, 'otherJdkFile'],
+    [{ version: '11.1.11', arch: 'x64', packageType: 'jdk' }, 'not_existing_one']
+  ])(
+    `Throw an error if jdkfile has wrong path, inputs %s, jdkfile %s, real name ${expectedJdkFile}`,
+    async (inputs, jdkFile) => {
+      mockJavaBase = new LocalDistribution(inputs, jdkFile);
+      await expect(mockJavaBase.setupJava()).rejects.toThrowError(
+        /JDK file is not found in path */
+      );
+      expect(spyTcFindAllVersions).toHaveBeenCalled();
+    }
+  );
+
+  it.each([
+    [{ version: '8.0.289', arch: 'x64', packageType: 'jdk' }, ''],
+    [{ version: '7.0.289', arch: 'x64', packageType: 'jdk' }, undefined],
+    [{ version: '11.0.289', arch: 'x64', packageType: 'jdk' }, undefined]
+  ])('Throw an error if jdkfile is not specified, inputs %s', async (inputs, jdkFile) => {
+    mockJavaBase = new LocalDistribution(inputs, jdkFile);
+    await expect(mockJavaBase.setupJava()).rejects.toThrowError("'jdkFile' is not specified");
+    expect(spyTcFindAllVersions).toHaveBeenCalled();
+  });
+});