public Bootstrapper(ILogger <Bootstrapper> logger, IEnumerable <IInitializer> initializers, IInitializersValidator validator, IProcessConstructor builder)
{
Logger = logger ?? throw new ArgumentNullException(nameof(logger));
var immutableInitializers = initializers?.ToImmutableArray() ?? throw new ArgumentNullException(nameof(initializers));
if (validator == null)
{
throw new ArgumentNullException(nameof(validator));
}
if (builder == null)
{
throw new ArgumentNullException(nameof(builder));
}
var result = validator.Validate(immutableInitializers);
if (!result.IsValid)
{
throw new ValidationException(result);
}
AdditionalTime = TimeSpan.FromSeconds(5);
StartProcess = new Lazy <IProcess>(() => builder.BuildStartupProcess(immutableInitializers));
StopProcess = new Lazy <IProcess>(() => builder.BuildShutdownProcess(immutableInitializers));
}
public async Task BeginStartupAsync_StopIsRunning_ExceptionThrown()
{
// arrange
var shutdownProcess = A.Fake <IProcess>();
A.CallTo(() => _fakeProcessConstructor.BuildShutdownProcess(A <IReadOnlyCollection <IInitializer> > ._)).Returns(shutdownProcess);
var canEnd = new TaskCompletionSource <bool>();
var isStarted = new TaskCompletionSource <bool>();
A.CallTo(() => shutdownProcess.RunAsync(CancellationToken.None)).ReturnsLazily(() =>
{
isStarted.SetResult(true);
return(canEnd.Task);
});
await _sut.BeginStartupAsync(CancellationToken.None);
// act
var stopTask = Task.Factory.StartNew(async() => await _sut.BeginShutdownAsync(CancellationToken.None), TaskCreationOptions.LongRunning);
await isStarted.Task;
var sutMethod = _sut.BeginStartupAsync(CancellationToken.None);
// assert
await Assert.ThrowsAsync <InvalidOperationException>(async() => await sutMethod);
//// finishing the stop method so no task are left running after all tests are finished
canEnd.SetResult(true);
await stopTask;
}
public BootstrapperTests()
{
_fakeProcess = A.Fake <IProcess>();
_fakeProcessConstructor = A.Fake <IProcessConstructor>();
A.CallTo(() => _fakeProcessConstructor.BuildStartupProcess(A <IReadOnlyCollection <IInitializer> > ._)).Returns(_fakeProcess);
A.CallTo(() => _fakeProcessConstructor.BuildShutdownProcess(A <IReadOnlyCollection <IInitializer> > ._)).Returns(_fakeProcess);
_fixture = new Fixture();
_fixture.Customize(new AutoFakeItEasyCustomization {
ConfigureMembers = true
});
_fixture.Inject(_fakeProcessConstructor);
_sut = _fixture.Create <Bootstrapper>();
}