public void ThrowsAnExceptionWhenTheProducerIsNull()
{
resolver.Setup(o => o.Resolve(It.IsAny <ProducerConsumerContext <object> >())).Returns((IProducer <object>)null);
var target = new DefaultProducerExecutionStrategy <object>(scopeFactory.Object, resolver.Object, synchronizationPolicy.Object, true);
Assert.ThrowsAsync <RuntimeException>(() => target.ExecuteAsync(context => { }, CancellationToken.None));
}
private void AssertContext(object item, DefaultProducerExecutionStrategy <object> target, IProducerConsumerContext <object> context)
{
Assert.AreEqual(item, context.Item);
Assert.AreEqual(producer.Object, context.ProductionContext.Producer);
Assert.AreEqual(scope.Object, context.LifetimeScope);
Assert.AreEqual(target, context.ProductionContext.ExecutionStrategy);
Assert.AreEqual(synchronizationLock.Object, context.SynchronizationLock);
}
public void ThrowsAnExceptionWhenTheScopeFactoryReturnsNull()
{
scopeFactory.Setup(o => o.CreateScope()).Returns((IServiceScope)null).Verifiable();
var target = new DefaultProducerExecutionStrategy <object>(scopeFactory.Object, resolver.Object, synchronizationPolicy.Object, true);
Assert.ThrowsAsync <RuntimeException>(() => target.ExecuteAsync(context => { }, CancellationToken.None));
scopeFactory.Verify();
}
public async Task ShouldNotExecuteTheCallbackWhenNull()
{
var called = false;
producer.Setup(o => o.ProduceAsync(It.IsAny <CancellationToken>())).ReturnsAsync((object)null);
var target = new DefaultProducerExecutionStrategy <object>(scopeFactory.Object, resolver.Object, synchronizationPolicy.Object, false);
await target.ExecuteAsync(context =>
{
called = true;
}, CancellationToken.None);
Assert.IsFalse(called);
}
public async Task ShouldExecuteTheCallbackWhenNotNull()
{
var called = false;
var item = new object();
producer.Setup(o => o.ProduceAsync(It.IsAny <CancellationToken>())).ReturnsAsync(item);
var target = new DefaultProducerExecutionStrategy <object>(scopeFactory.Object, resolver.Object, synchronizationPolicy.Object, true);
await target.ExecuteAsync(context =>
{
AssertContext(item, target, context);
called = true;
}, CancellationToken.None);
Assert.IsTrue(called);
}
public void ThrowsAnExceptionWhenTheCallbackIsNull()
{
var target = new DefaultProducerExecutionStrategy <object>(scopeFactory.Object, resolver.Object, synchronizationPolicy.Object, true);
Assert.ThrowsAsync <ArgumentNullException>(() => target.ExecuteAsync(null, CancellationToken.None));
}
