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import {jest, describe, it, expect, beforeEach} from '@jest/globals';
jest.unstable_mockModule('@actions/core', () => ({
info: jest.fn(),
warning: jest.fn(),
debug: jest.fn(),
error: jest.fn(),
notice: jest.fn(),
setFailed: jest.fn(),
setOutput: jest.fn(),
getInput: jest.fn(),
getBooleanInput: jest.fn(),
getMultilineInput: jest.fn(),
addPath: jest.fn(),
exportVariable: jest.fn(),
saveState: jest.fn(),
getState: jest.fn(),
setSecret: jest.fn(),
isDebug: jest.fn(() => false),
startGroup: jest.fn(),
endGroup: jest.fn(),
group: jest.fn((_name: string, fn: () => Promise<unknown>) => fn()),
toPlatformPath: jest.fn((value: string) => value),
toWin32Path: jest.fn((value: string) => value),
toPosixPath: jest.fn((value: string) => value)
}));
jest.unstable_mockModule('fs', () => ({
default: {
...jest.requireActual<typeof import('fs')>('fs'),
readFileSync: jest.fn()
}
}));
jest.unstable_mockModule('../src/util.js', () => ({
getBooleanInput: jest.fn(),
getVersionFromFileContent: jest.fn(),
isJdkCacheEnabled: jest.fn()
}));
jest.unstable_mockModule('../src/toolchains.js', () => ({
validateToolchainIds: jest.fn(),
configureToolchains: jest.fn()
}));
jest.unstable_mockModule('../src/toolchain-ids.js', () => ({
validateToolchainIds: jest.fn()
}));
jest.unstable_mockModule('../src/cache.js', () => ({
restore: jest.fn(),
validatePackageManager: jest.fn()
}));
jest.unstable_mockModule('../src/cache-feature.js', () => ({
isCacheFeatureAvailable: jest.fn()
}));
jest.unstable_mockModule(
'../src/distributions/distribution-factory.js',
() => ({
getJavaDistribution: jest.fn()
})
);
jest.unstable_mockModule('../src/auth.js', () => ({
configureAuthentication: jest.fn()
}));
jest.unstable_mockModule('../src/maven-args.js', () => ({
configureMavenArgs: jest.fn()
}));
jest.unstable_mockModule('../src/problem-matcher.js', () => ({
configureProblemMatcher: jest.fn()
}));
const core = await import('@actions/core');
const fs = (await import('fs')).default;
const util = await import('../src/util.js');
const toolchains = await import('../src/toolchains.js');
const toolchainIds = await import('../src/toolchain-ids.js');
const cache = await import('../src/cache.js');
const cacheFeature = await import('../src/cache-feature.js');
const factory = await import('../src/distributions/distribution-factory.js');
const auth = await import('../src/auth.js');
const mavenArgs = await import('../src/maven-args.js');
const problemMatcher = await import('../src/problem-matcher.js');
const {run} = await import('../src/setup-java.js');
const inputCallsOnImport = (core.getInput as jest.Mock).mock.calls.length;
const multilineInputCallsOnImport = (core.getMultilineInput as jest.Mock).mock
.calls.length;
describe('setup action orchestration', () => {
const inputs = new Map<string, string>();
const multilineInputs = new Map<string, string[]>();
const booleanInputs = new Map<string, boolean>();
beforeEach(() => {
jest.resetAllMocks();
inputs.clear();
multilineInputs.clear();
booleanInputs.clear();
(core.getInput as jest.Mock).mockImplementation((name: unknown) => {
return inputs.get(name as string) ?? '';
});
(core.getMultilineInput as jest.Mock).mockImplementation(
(name: unknown) => {
return multilineInputs.get(name as string) ?? [];
}
);
(util.getBooleanInput as jest.Mock).mockImplementation(
(name: unknown, defaultValue: unknown) => {
return booleanInputs.get(name as string) ?? defaultValue;
}
);
(util.isJdkCacheEnabled as jest.Mock).mockImplementation(
(cache: string) => {
const explicit = inputs.get('cache-jdk');
return explicit
? (booleanInputs.get('cache-jdk') ?? explicit === 'true')
: Boolean(cache);
}
);
(cacheFeature.isCacheFeatureAvailable as jest.Mock).mockReturnValue(true);
(toolchainIds.validateToolchainIds as jest.Mock).mockImplementation(
() => undefined
);
(toolchains.configureToolchains as jest.Mock).mockResolvedValue(undefined);
(auth.configureAuthentication as jest.Mock).mockResolvedValue(undefined);
(cache.restore as jest.Mock).mockResolvedValue(undefined);
(cache.validatePackageManager as jest.Mock).mockImplementation(
() => undefined
);
});
it('does not execute the action when imported', () => {
expect(inputCallsOnImport).toBe(0);
expect(multilineInputCallsOnImport).toBe(0);
});
it('requires java-version or java-version-file', async () => {
await run();
expect(core.setFailed).toHaveBeenCalledWith(
'java-version or java-version-file input expected'
);
expect(factory.getJavaDistribution).not.toHaveBeenCalled();
expect(problemMatcher.configureProblemMatcher).not.toHaveBeenCalled();
});
it('requires distribution when java-version is provided', async () => {
multilineInputs.set('java-version', ['21']);
await run();
expect(core.setFailed).toHaveBeenCalledWith(
'distribution input is required'
);
expect(factory.getJavaDistribution).not.toHaveBeenCalled();
});
it.each([
['temurin', undefined, undefined],
['zulu', undefined, undefined],
['temurin', false, false],
['zulu', true, true]
])(
'passes signature verification input for %s with explicit value %s as %s',
async (distribution, explicitValue, expectedValue) => {
inputs.set('distribution', distribution);
multilineInputs.set('java-version', ['21']);
if (explicitValue !== undefined) {
inputs.set('verify-signature', String(explicitValue));
booleanInputs.set('verify-signature', explicitValue);
}
(factory.getJavaDistribution as jest.Mock).mockReturnValue({
setupJava: jest.fn(async () => ({
version: '21.0.4+7',
path: '/opt/java/21'
}))
});
await run();
expect(factory.getJavaDistribution).toHaveBeenCalledWith(
distribution,
expect.objectContaining({verifySignature: expectedValue}),
''
);
}
);
it('requires distribution when it cannot be inferred from the version file', async () => {
inputs.set('java-version-file', '.java-version');
(fs.readFileSync as jest.Mock).mockReturnValue(Buffer.from('21'));
(util.getVersionFromFileContent as jest.Mock).mockReturnValue({
version: '21'
});
await run();
expect(core.setFailed).toHaveBeenCalledWith(
'distribution input is required when not specified in the version file'
);
expect(factory.getJavaDistribution).not.toHaveBeenCalled();
});
it('fails when the version file has no supported version', async () => {
inputs.set('java-version-file', '.java-version');
inputs.set('distribution', 'temurin');
(fs.readFileSync as jest.Mock).mockReturnValue(Buffer.from('invalid'));
(util.getVersionFromFileContent as jest.Mock).mockReturnValue(undefined);
await run();
expect(core.setFailed).toHaveBeenCalledWith(
'No supported version was found in file .java-version'
);
expect(factory.getJavaDistribution).not.toHaveBeenCalled();
});
it('uses the distribution inferred from a version file', async () => {
inputs.set('java-version-file', '.sdkmanrc');
inputs.set('architecture', 'x64');
inputs.set('java-package', 'jdk');
inputs.set('distribution', 'zulu');
inputs.set('jdk-file', '/tmp/java.tar.gz');
multilineInputs.set('mvn-toolchain-id', ['file-jdk']);
booleanInputs.set('check-latest', true);
booleanInputs.set('force-download', true);
booleanInputs.set('set-default', false);
inputs.set('verify-signature-public-key', 'public-key');
(fs.readFileSync as jest.Mock).mockReturnValue(
Buffer.from('java=21.0.5-tem')
);
(util.getVersionFromFileContent as jest.Mock).mockReturnValue({
version: '21.0.5',
distribution: 'temurin'
});
const setupJava = jest.fn(async () => ({
version: '21.0.5+11',
path: '/opt/java/21'
}));
(factory.getJavaDistribution as jest.Mock).mockReturnValue({setupJava});
await run();
expect(util.getVersionFromFileContent).toHaveBeenCalledWith(
'java=21.0.5-tem',
'zulu',
'.sdkmanrc'
);
expect(factory.getJavaDistribution).toHaveBeenCalledWith(
'temurin',
{
version: '21.0.5',
architecture: 'x64',
packageType: 'jdk',
checkLatest: true,
forceDownload: true,
cacheJdk: false,
setDefault: false,
verifySignature: undefined,
verifySignaturePublicKey: 'public-key'
},
'/tmp/java.tar.gz'
);
expect(toolchainIds.validateToolchainIds).toHaveBeenCalledWith(
[],
'.sdkmanrc',
['file-jdk']
);
expect(toolchains.configureToolchains).toHaveBeenCalledWith(
'21.0.5',
'temurin',
'/opt/java/21',
'file-jdk'
);
expect(core.setFailed).not.toHaveBeenCalled();
});
it('installs multiple JDKs in order with matching toolchain IDs', async () => {
inputs.set('distribution', 'temurin');
inputs.set('architecture', 'x64');
inputs.set('java-package', 'jdk');
multilineInputs.set('java-version', ['17', '21']);
multilineInputs.set('mvn-toolchain-id', ['java-17', 'java-21']);
const setupJava17 = jest.fn(async () => ({
version: '17.0.12+7',
path: '/opt/java/17'
}));
const setupJava21 = jest.fn(async () => ({
version: '21.0.4+7',
path: '/opt/java/21'
}));
(factory.getJavaDistribution as jest.Mock)
.mockReturnValueOnce({setupJava: setupJava17})
.mockReturnValueOnce({setupJava: setupJava21});
await run();
expect(factory.getJavaDistribution).toHaveBeenNthCalledWith(
1,
'temurin',
expect.objectContaining({version: '17'}),
''
);
expect(factory.getJavaDistribution).toHaveBeenNthCalledWith(
2,
'temurin',
expect.objectContaining({version: '21'}),
''
);
expect(toolchains.configureToolchains).toHaveBeenNthCalledWith(
1,
'17',
'temurin',
'/opt/java/17',
'java-17'
);
expect(toolchains.configureToolchains).toHaveBeenNthCalledWith(
2,
'21',
'temurin',
'/opt/java/21',
'java-21'
);
expect(setupJava17.mock.invocationCallOrder[0]).toBeLessThan(
setupJava21.mock.invocationCallOrder[0]
);
});
it('uses the resolved version for the latest Maven toolchain', async () => {
inputs.set('distribution', 'temurin');
multilineInputs.set('java-version', ['latest']);
const setupJava = jest.fn(async () => ({
version: '24.0.2+12',
path: '/opt/java/24'
}));
(factory.getJavaDistribution as jest.Mock).mockReturnValue({setupJava});
await run();
expect(toolchains.configureToolchains).toHaveBeenCalledWith(
'24.0.2+12',
'temurin',
'/opt/java/24',
undefined
);
});
it('starts cache restoration before post-install steps and awaits it before finishing', async () => {
inputs.set('distribution', 'temurin');
inputs.set('cache', 'maven');
inputs.set('cache-dependency-path', '**/pom.xml');
multilineInputs.set('java-version', ['21']);
multilineInputs.set('cache-path', [
'/custom/maven/repository',
'!/custom/maven/repository/excluded'
]);
const cacheRestore = deferred<void>();
let resolveSetupJava: (() => void) | undefined;
const setupJava = jest.fn(
() =>
new Promise<{version: string; path: string}>(resolve => {
resolveSetupJava = () =>
resolve({
version: '21.0.4+7',
path: '/opt/java/21'
});
})
);
(cache.restore as jest.Mock).mockReturnValue(cacheRestore.promise);
(factory.getJavaDistribution as jest.Mock).mockReturnValue({setupJava});
const runPromise = run();
try {
await tick();
expect(cacheFeature.isCacheFeatureAvailable).toHaveBeenCalled();
expect(cache.restore).toHaveBeenCalledWith('maven', '**/pom.xml', [
'/custom/maven/repository',
'!/custom/maven/repository/excluded'
]);
expect(toolchains.configureToolchains).not.toHaveBeenCalled();
resolveSetupJava?.();
await tick();
expect(problemMatcher.configureProblemMatcher).toHaveBeenCalledWith(
expect.stringMatching(/\.github[/\\]java\.json$/)
);
expect(
(problemMatcher.configureProblemMatcher as jest.Mock).mock
.invocationCallOrder[0]
).toBeLessThan(
(auth.configureAuthentication as jest.Mock).mock.invocationCallOrder[0]
);
expect(
(problemMatcher.configureProblemMatcher as jest.Mock).mock
.invocationCallOrder[0]
).toBeLessThan(
(toolchains.configureToolchains as jest.Mock).mock
.invocationCallOrder[0]
);
expect(
(auth.configureAuthentication as jest.Mock).mock.invocationCallOrder[0]
).toBeLessThan(
(mavenArgs.configureMavenArgs as jest.Mock).mock.invocationCallOrder[0]
);
expect(
(toolchains.configureToolchains as jest.Mock).mock
.invocationCallOrder[0]
).toBeLessThan(
(mavenArgs.configureMavenArgs as jest.Mock).mock.invocationCallOrder[0]
);
let completed = false;
runPromise.then(() => {
completed = true;
});
await tick();
expect(completed).toBe(false);
} finally {
resolveSetupJava?.();
cacheRestore.resolve();
await runPromise;
}
expect(core.setFailed).not.toHaveBeenCalled();
});
it('overlaps independent Maven settings and toolchains configuration', async () => {
inputs.set('distribution', 'temurin');
multilineInputs.set('java-version', ['21']);
(factory.getJavaDistribution as jest.Mock).mockReturnValue({
setupJava: jest.fn(async () => ({
version: '21.0.4+7',
path: '/opt/java/21'
}))
});
const authentication = deferred<void>();
const toolchainConfiguration = deferred<void>();
(auth.configureAuthentication as jest.Mock).mockReturnValue(
authentication.promise
);
(toolchains.configureToolchains as jest.Mock).mockReturnValue(
toolchainConfiguration.promise
);
const runPromise = run();
try {
await tick();
await tick();
expect(auth.configureAuthentication).toHaveBeenCalled();
expect(toolchains.configureToolchains).toHaveBeenCalledWith(
'21',
'temurin',
'/opt/java/21',
undefined
);
expect(mavenArgs.configureMavenArgs).not.toHaveBeenCalled();
authentication.resolve();
await tick();
expect(mavenArgs.configureMavenArgs).not.toHaveBeenCalled();
toolchainConfiguration.resolve();
await runPromise;
} finally {
authentication.resolve();
toolchainConfiguration.resolve();
await runPromise;
}
expect(mavenArgs.configureMavenArgs).toHaveBeenCalled();
expect(core.setFailed).not.toHaveBeenCalled();
});
it('skips cache restoration when the cache feature is unavailable', async () => {
inputs.set('distribution', 'temurin');
inputs.set('cache', 'maven');
multilineInputs.set('java-version', ['21']);
(cacheFeature.isCacheFeatureAvailable as jest.Mock).mockReturnValue(false);
(factory.getJavaDistribution as jest.Mock).mockReturnValue({
setupJava: jest.fn(async () => ({
version: '21.0.4+7',
path: '/opt/java/21'
}))
});
await run();
expect(cache.restore).not.toHaveBeenCalled();
});
it('does not initialize cache modules when cache input is absent', async () => {
inputs.set('distribution', 'temurin');
multilineInputs.set('java-version', ['21']);
booleanInputs.set('cache-jdk', false);
(factory.getJavaDistribution as jest.Mock).mockReturnValue({
setupJava: jest.fn(async () => ({
version: '21.0.4+7',
path: '/opt/java/21'
}))
});
await run();
expect(cacheFeature.isCacheFeatureAvailable).not.toHaveBeenCalled();
expect(cache.restore).not.toHaveBeenCalled();
expect(factory.getJavaDistribution).toHaveBeenCalledWith(
'temurin',
expect.objectContaining({cacheJdk: false}),
''
);
});
it('fails invalid cache input before resolving a Java distribution', async () => {
inputs.set('distribution', 'temurin');
inputs.set('cache', 'ant');
multilineInputs.set('java-version', ['21']);
const setupJava = jest.fn();
(factory.getJavaDistribution as jest.Mock).mockReturnValue({setupJava});
(cache.validatePackageManager as jest.Mock).mockImplementation(() => {
throw new Error('unknown package manager specified: ant');
});
await run();
expect(core.setFailed).toHaveBeenCalledWith(
'unknown package manager specified: ant'
);
expect(factory.getJavaDistribution).not.toHaveBeenCalled();
expect(setupJava).not.toHaveBeenCalled();
expect(cache.restore).not.toHaveBeenCalled();
});
it('reports missing java-version before validating the cache input', async () => {
inputs.set('distribution', 'temurin');
inputs.set('cache', 'ant');
(cache.validatePackageManager as jest.Mock).mockImplementation(() => {
throw new Error('unknown package manager specified: ant');
});
await run();
expect(core.setFailed).toHaveBeenCalledWith(
'java-version or java-version-file input expected'
);
expect(cache.validatePackageManager).not.toHaveBeenCalled();
});
it.each([
['', '', false],
['', 'true', true],
['', 'false', false],
['maven', '', true],
['maven', 'true', true],
['maven', 'false', false]
])(
'passes effective JDK caching for cache=%j and cache-jdk=%j',
async (cacheInput, cacheJdkInput, expected) => {
inputs.set('distribution', 'temurin');
inputs.set('cache', cacheInput);
inputs.set('cache-jdk', cacheJdkInput);
multilineInputs.set('java-version', ['21']);
if (cacheJdkInput) {
booleanInputs.set('cache-jdk', cacheJdkInput === 'true');
}
(factory.getJavaDistribution as jest.Mock).mockReturnValue({
setupJava: jest.fn(async () => ({
version: '21.0.4+7',
path: '/opt/java/21'
}))
});
await run();
expect(factory.getJavaDistribution).toHaveBeenCalledWith(
'temurin',
expect.objectContaining({cacheJdk: expected}),
''
);
}
);
it('reports unsupported distributions through core.setFailed', async () => {
inputs.set('distribution', 'unsupported');
multilineInputs.set('java-version', ['21']);
(factory.getJavaDistribution as jest.Mock).mockReturnValue(null);
await run();
expect(core.setFailed).toHaveBeenCalledWith(
'No supported distribution was found for input unsupported'
);
expect(toolchains.configureToolchains).not.toHaveBeenCalled();
expect(problemMatcher.configureProblemMatcher).not.toHaveBeenCalled();
});
it('reports collaborator failures and stops post-install configuration', async () => {
inputs.set('distribution', 'temurin');
multilineInputs.set('java-version', ['21']);
(factory.getJavaDistribution as jest.Mock).mockReturnValue({
setupJava: jest.fn(async () => {
throw new Error('download failed');
})
});
await run();
expect(core.setFailed).toHaveBeenCalledWith('download failed');
expect(toolchains.configureToolchains).not.toHaveBeenCalled();
expect(problemMatcher.configureProblemMatcher).not.toHaveBeenCalled();
expect(auth.configureAuthentication).not.toHaveBeenCalled();
expect(mavenArgs.configureMavenArgs).not.toHaveBeenCalled();
expect(cache.restore).not.toHaveBeenCalled();
});
it('reports post-install failures and skips later collaborators', async () => {
inputs.set('distribution', 'temurin');
inputs.set('cache', 'maven');
multilineInputs.set('java-version', ['21']);
(factory.getJavaDistribution as jest.Mock).mockReturnValue({
setupJava: jest.fn(async () => ({
version: '21.0.4+7',
path: '/opt/java/21'
}))
});
(auth.configureAuthentication as jest.Mock).mockRejectedValue(
new Error('authentication failed')
);
await run();
expect(problemMatcher.configureProblemMatcher).toHaveBeenCalled();
expect(core.setFailed).toHaveBeenCalledWith('authentication failed');
expect(mavenArgs.configureMavenArgs).not.toHaveBeenCalled();
expect(cache.restore).toHaveBeenCalled();
});
it('keeps Java setup errors deterministic when cache restore also fails', async () => {
inputs.set('distribution', 'temurin');
inputs.set('cache', 'maven');
multilineInputs.set('java-version', ['21']);
(factory.getJavaDistribution as jest.Mock).mockReturnValue({
setupJava: jest.fn(async () => {
throw new Error('download failed');
})
});
(cache.restore as jest.Mock).mockRejectedValue(
new Error('cache restore failed')
);
await run();
expect(core.setFailed).toHaveBeenCalledWith('download failed');
});
it('observes cache failures while Java setup is still pending', async () => {
inputs.set('distribution', 'temurin');
inputs.set('cache', 'maven');
multilineInputs.set('java-version', ['21']);
const javaSetup = deferred<{version: string; path: string}>();
const setupJava = jest.fn(() => javaSetup.promise);
(factory.getJavaDistribution as jest.Mock).mockReturnValue({setupJava});
const cacheRestore = deferred<void>();
const cacheRestoreCalled = deferred<void>();
(cache.restore as jest.Mock).mockImplementation(() => {
cacheRestoreCalled.resolve();
return cacheRestore.promise;
});
const unhandledRejections: unknown[] = [];
const onUnhandledRejection = (reason: unknown) => {
unhandledRejections.push(reason);
};
process.on('unhandledRejection', onUnhandledRejection);
const runPromise = run();
try {
// Only reject once the restore has actually started and while the Java
// installation is still pending, so the unfixed code would leave the
// rejection unhandled.
await cacheRestoreCalled.promise;
cacheRestore.reject(new Error('cache restore failed'));
await tick();
expect(setupJava).toHaveBeenCalled();
expect(unhandledRejections).toEqual([]);
expect(core.setFailed).not.toHaveBeenCalled();
} finally {
javaSetup.resolve({version: '21.0.4+7', path: '/opt/java/21'});
await runPromise;
process.off('unhandledRejection', onUnhandledRejection);
}
expect(unhandledRejections).toEqual([]);
expect(core.setFailed).toHaveBeenCalledWith('cache restore failed');
});
});
function deferred<T>() {
let resolve!: (value: T | PromiseLike<T>) => void;
let reject!: (reason?: unknown) => void;
const promise = new Promise<T>((res, rej) => {
resolve = res;
reject = rej;
});
return {promise, resolve, reject};
}
async function tick() {
await new Promise(resolve => setTimeout(resolve, 0));
}