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cli-test: add
app list command (#1794)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,93 @@ | ||
| import { assert } from 'chai'; | ||
| import sinon from 'sinon'; | ||
| import child from 'child_process'; | ||
| import stream from 'stream'; | ||
| import EventEmitter from 'events'; | ||
| import { shell } from './shell'; | ||
| import type { ShellProcess } from '../utils/types'; | ||
|
|
||
| describe('shell module', () => { | ||
| const sandbox = sinon.createSandbox(); | ||
| let spawnSpy: sinon.SinonStub; | ||
| let spawnProcess: child.ChildProcessWithoutNullStreams; | ||
| let runSpy: sinon.SinonStub; | ||
| let runOutput: child.SpawnSyncReturns<Buffer>; | ||
|
|
||
| beforeEach(() => { | ||
| spawnProcess = new EventEmitter() as child.ChildProcessWithoutNullStreams; | ||
| spawnProcess.stdout = new EventEmitter() as stream.Readable; | ||
| spawnProcess.stderr = new EventEmitter() as stream.Readable; | ||
| spawnProcess.stdin = new stream.Writable(); | ||
| spawnSpy = sandbox.stub(child, 'spawn').returns(spawnProcess); | ||
| runOutput = { pid: 1337, output: [], stdout: Buffer.from([]), stderr: Buffer.from([]), status: 0, signal: null }; | ||
| runSpy = sandbox.stub(child, 'spawnSync').returns(runOutput); | ||
| sandbox.stub(shell, 'kill').resolves(true); | ||
| }); | ||
| afterEach(() => { | ||
| sandbox.restore(); | ||
| }); | ||
|
|
||
| describe('spawnProcess method', () => { | ||
| it('should invoke `assembleShellEnv` and pass as child_process.spawn `env` parameter', () => { | ||
| const fakeEnv = { HEY: 'yo' }; | ||
| const assembleSpy = sandbox.stub(shell, 'assembleShellEnv').returns(fakeEnv); | ||
| const fakeCmd = 'echo "hi"'; | ||
| shell.spawnProcess(fakeCmd); | ||
| sandbox.assert.calledOnce(assembleSpy); | ||
| sandbox.assert.calledWithMatch(spawnSpy, fakeCmd, sinon.match({ shell: true, env: fakeEnv })); | ||
| }); | ||
| it('should raise bubble error details up', () => { | ||
| spawnSpy.throws(new Error('this is bat country')); | ||
| assert.throw(() => { | ||
| shell.spawnProcess('about to explode'); | ||
| }, /this is bat country/); | ||
| }); | ||
| }); | ||
|
|
||
| describe('runCommandSync method', () => { | ||
| it('should invoke `assembleShellEnv` and pass as child_process.spawnSync `env` parameter', () => { | ||
| const fakeEnv = { HEY: 'yo' }; | ||
| const assembleSpy = sandbox.stub(shell, 'assembleShellEnv').returns(fakeEnv); | ||
| const fakeCmd = 'echo "hi"'; | ||
| shell.runCommandSync(fakeCmd); | ||
| sandbox.assert.calledOnce(assembleSpy); | ||
| sandbox.assert.calledWithMatch(runSpy, fakeCmd, sinon.match({ shell: true, env: fakeEnv })); | ||
| }); | ||
| it('should raise bubble error details up', () => { | ||
| runSpy.throws(new Error('this is bat country')); | ||
| assert.throw(() => { | ||
| shell.runCommandSync('about to explode'); | ||
| }, /this is bat country/); | ||
| }); | ||
| }); | ||
|
|
||
| describe('checkIfFinished method', () => { | ||
| beforeEach(() => { | ||
| }); | ||
| it('should resolve if underlying process raises a `close` event', (done) => { | ||
| const proc: ShellProcess = { | ||
| process: spawnProcess, | ||
| output: '', | ||
| finished: true, | ||
| command: 'echo "hi"', | ||
| }; | ||
| shell.checkIfFinished(proc).then(done); | ||
| spawnProcess.emit('close', 0); | ||
| }); | ||
| it('should reject if underlying process raises an `error` event', (done) => { | ||
| const proc: ShellProcess = { | ||
| process: spawnProcess, | ||
| output: '', | ||
| finished: true, | ||
| command: 'echo "hi"', | ||
| }; | ||
| shell.checkIfFinished(proc).then(() => { | ||
| assert.fail('checkIfFinished resolved unexpectedly'); | ||
| }, (err) => { | ||
| assert.include(err.message, 'boom'); | ||
| done(); | ||
| }); | ||
| spawnProcess.emit('error', new Error('boom')); | ||
| }); | ||
| }); | ||
| }); |
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