public async Task StartAsync_should_not_start_subscribers_when_publish_only()
{
var subscribers = new[]
{
NSubstitute.Substitute.For <ISubscriber>(),
NSubstitute.Substitute.For <ISubscriber>(),
NSubstitute.Substitute.For <ISubscriber>()
};
var sysInfo = SystemInfo.New();
sysInfo.PublishOnly = true;
var logger = NSubstitute.Substitute.For <ILogger <SubscribersBackgroundService> >();
var sut = new SubscribersBackgroundService(subscribers, sysInfo, logger);
var tokenSource = new CancellationTokenSource();
await sut.StartAsync(tokenSource.Token);
foreach (var subscriber in subscribers)
{
await subscriber.DidNotReceiveWithAnyArgs()
.StartAsync(Arg.Any <CancellationToken>());
}
}
public async Task StartAsync_should_start_subscribers()
{
var subscribers = new[]
{
NSubstitute.Substitute.For <ISubscriber>(),
NSubstitute.Substitute.For <ISubscriber>(),
NSubstitute.Substitute.For <ISubscriber>()
};
var sp = NSubstitute.Substitute.For <IServiceProvider>();
sp.GetService <IEnumerable <ISubscriber> >()
.Returns(subscribers);
var scope = NSubstitute.Substitute.For <IServiceScope>();
scope.ServiceProvider.Returns(sp);
var factory = NSubstitute.Substitute.For <IServiceScopeFactory>();
factory.CreateScope().Returns(scope);
var sut = new SubscribersBackgroundService(factory);
var tokenSource = new CancellationTokenSource();
await sut.StartAsync(tokenSource.Token);
foreach (var subscriber in subscribers)
{
await subscriber.Received(1)
.StartAsync(Arg.Any <CancellationToken>());
}
}
public async Task StartAsync_should_start_subscribers()
{
var subscribers = new[]
{
NSubstitute.Substitute.For <ISubscriber>(),
NSubstitute.Substitute.For <ISubscriber>(),
NSubstitute.Substitute.For <ISubscriber>()
};
var sysInfo = SystemInfo.New();
var sut = new SubscribersBackgroundService(subscribers, sysInfo);
var tokenSource = new CancellationTokenSource();
await sut.StartAsync(tokenSource.Token);
foreach (var subscriber in subscribers)
{
await subscriber.Received(1)
.StartAsync(Arg.Any <CancellationToken>());
}
}
