docker-setup-buildx/__tests__/context.test.ts

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import {beforeEach, describe, expect, it, jest} from '@jest/globals';
import * as fs from 'fs';
import * as os from 'os';
import * as path from 'path';
import * as context from '../src/context';
const tmpdir = fs.mkdtempSync(path.join(os.tmpdir(), 'docker-setup-buildx-')).split(path.sep).join(path.posix.sep);
jest.spyOn(context, 'tmpDir').mockImplementation((): string => {
return tmpdir;
});
jest.spyOn(context, 'tmpNameSync').mockImplementation((): string => {
return path.join(tmpdir, '.tmpname').split(path.sep).join(path.posix.sep);
});
describe('getInputList', () => {
it('handles single line correctly', async () => {
await setInput('foo', 'bar');
const res = await context.getInputList('foo');
expect(res).toEqual(['bar']);
});
it('handles multiple lines correctly', async () => {
setInput('foo', 'bar\nbaz');
const res = await context.getInputList('foo');
expect(res).toEqual(['bar', 'baz']);
});
it('remove empty lines correctly', async () => {
setInput('foo', 'bar\n\nbaz');
const res = await context.getInputList('foo');
expect(res).toEqual(['bar', 'baz']);
});
it('handles comma correctly', async () => {
setInput('foo', 'bar,baz');
const res = await context.getInputList('foo');
expect(res).toEqual(['bar', 'baz']);
});
it('remove empty result correctly', async () => {
setInput('foo', 'bar,baz,');
const res = await context.getInputList('foo');
expect(res).toEqual(['bar', 'baz']);
});
it('handles different new lines correctly', async () => {
setInput('foo', 'bar\r\nbaz');
const res = await context.getInputList('foo');
expect(res).toEqual(['bar', 'baz']);
});
it('handles different new lines and comma correctly', async () => {
setInput('foo', 'bar\r\nbaz,bat');
const res = await context.getInputList('foo');
expect(res).toEqual(['bar', 'baz', 'bat']);
});
it('handles multiple lines and ignoring comma correctly', async () => {
setInput('driver-opts', 'image=moby/buildkit:master\nnetwork=host');
const res = await context.getInputList('driver-opts', true);
expect(res).toEqual(['image=moby/buildkit:master', 'network=host']);
});
it('handles different new lines and ignoring comma correctly', async () => {
setInput('driver-opts', 'image=moby/buildkit:master\r\nnetwork=host');
const res = await context.getInputList('driver-opts', true);
expect(res).toEqual(['image=moby/buildkit:master', 'network=host']);
});
});
describe('asyncForEach', () => {
it('executes async tasks sequentially', async () => {
const testValues = [1, 2, 3, 4, 5];
const results: number[] = [];
await context.asyncForEach(testValues, async value => {
results.push(value);
});
expect(results).toEqual(testValues);
});
});
describe('setOutput', () => {
beforeEach(() => {
process.stdout.write = jest.fn() as typeof process.stdout.write;
});
// eslint-disable-next-line jest/expect-expect
it('setOutput produces the correct command', () => {
context.setOutput('some output', 'some value');
assertWriteCalls([`::set-output name=some output::some value${os.EOL}`]);
});
// eslint-disable-next-line jest/expect-expect
it('setOutput handles bools', () => {
context.setOutput('some output', false);
assertWriteCalls([`::set-output name=some output::false${os.EOL}`]);
});
// eslint-disable-next-line jest/expect-expect
it('setOutput handles numbers', () => {
context.setOutput('some output', 1.01);
assertWriteCalls([`::set-output name=some output::1.01${os.EOL}`]);
});
});
// See: https://github.com/actions/toolkit/blob/master/packages/core/src/core.ts#L67
function getInputName(name: string): string {
return `INPUT_${name.replace(/ /g, '_').toUpperCase()}`;
}
function setInput(name: string, value: string): void {
process.env[getInputName(name)] = value;
}
// Assert that process.stdout.write calls called only with the given arguments.
function assertWriteCalls(calls: string[]): void {
expect(process.stdout.write).toHaveBeenCalledTimes(calls.length);
for (let i = 0; i < calls.length; i++) {
expect(process.stdout.write).toHaveBeenNthCalledWith(i + 1, calls[i]);
}
}