public void WhenThereIsNoNext_DoesNotCrash()
{
var sut = new OwinRequestScopeContextMiddleware(null, _options);
Func <Task> act = () => sut.Invoke(_owinEnvironment);
act.Should().NotThrow();
}
public virtual void SetUp()
{
_next = owinEnvironment => Task.CompletedTask;
_options = new OwinRequestScopeContextOptions {
ItemKeyEqualityComparer = StringComparer.OrdinalIgnoreCase
};
_sut = new OwinRequestScopeContextMiddleware(_next, _options);
}
public void WhenThereIsAnOwinRequestScopeContextAlready_ThrowsInvalidOperationException()
{
_sut = new OwinRequestScopeContextMiddleware(
async owinEnvironment => { await new OwinRequestScopeContextMiddleware(null, _options).Invoke(owinEnvironment).ConfigureAwait(false); }, _options);
Func <Task> act = () => _sut.Invoke(_owinEnvironment);
act.Should().Throw <InvalidOperationException>();
}
public async Task FreesContextSlotAfterwards()
{
_sut = new OwinRequestScopeContextMiddleware(owinEnvironment => {
OwinRequestScopeContext.Current.Should().NotBeNull();
return(Task.CompletedTask);
}, _options);
await _sut.Invoke(_owinEnvironment).ConfigureAwait(false);
OwinRequestScopeContext.Current.Should().BeNull();
}
private static MidFunc UseRequestScopeContext(OwinRequestScopeContextOptions options = null)
{
options = options ?? OwinRequestScopeContextOptions.Default;
return
(next =>
async environment => {
var middleware = new OwinRequestScopeContextMiddleware(next, options);
await middleware.Invoke(environment);
});
}
public async Task InvokesNext()
{
var nextHasBeenInvoked = false;
_sut = new OwinRequestScopeContextMiddleware(owinEnvironment => {
nextHasBeenInvoked = true;
return(Task.CompletedTask);
}, _options);
await _sut.Invoke(_owinEnvironment).ConfigureAwait(false);
nextHasBeenInvoked.Should().BeTrue();
}
public async Task DisposesContextAtEnd()
{
var disposable = A.Fake <IDisposable>();
_sut = new OwinRequestScopeContextMiddleware(owinEnvironment => {
OwinRequestScopeContext.Current.RegisterForDisposal(disposable);
return(Task.CompletedTask);
}, _options);
await _sut.Invoke(_owinEnvironment).ConfigureAwait(false);
A.CallTo(() => disposable.Dispose()).MustHaveHappened();
}
public async Task SetsNewOwinRequestScopeContext()
{
IReadOnlyDictionary <string, object> interceptedOwinEnvironmentInNext = null;
var sut = new OwinRequestScopeContextMiddleware(owinEnvironment => {
interceptedOwinEnvironmentInNext = OwinRequestScopeContext.Current.OwinEnvironment;
OwinRequestScopeContext.Current.Should().NotBeNull();
return(Task.CompletedTask);
}, _options);
await sut.Invoke(_owinEnvironment).ConfigureAwait(false);
interceptedOwinEnvironmentInNext.Should().BeEquivalentTo(_owinEnvironment);
}
public void DisposesContextAtEnd_EvenWhenPipelineFailed()
{
var disposable = A.Fake <IDisposable>();
var failureInPipeline = new InvalidOperationException("Failure for unit tests");
_sut = new OwinRequestScopeContextMiddleware(owinEnvironment => {
OwinRequestScopeContext.Current.RegisterForDisposal(disposable);
throw failureInPipeline;
}, _options);
Func <Task> act = () => _sut.Invoke(_owinEnvironment);
act.ShouldThrow <InvalidOperationException>().Where(_ => _.Equals(failureInPipeline));
A.CallTo(() => disposable.Dispose()).MustHaveHappened();
}
public async Task GivenOptions_InitializesContextWithGivenOptions()
{
OwinRequestScopeContextOptions interceptedOptions = null;
IEqualityComparer <string> interceptedKeyComparer = null;
var sut = new OwinRequestScopeContextMiddleware(owinEnvironment => {
interceptedOptions = ((OwinRequestScopeContext)OwinRequestScopeContext.Current).Options;
interceptedKeyComparer = ((OwinRequestScopeContextItems)OwinRequestScopeContext.Current.Items).KeyComparer;
return(Task.CompletedTask);
}, _options);
await sut.Invoke(_owinEnvironment).ConfigureAwait(false);
interceptedOptions.Should().NotBeNull();
interceptedOptions.ItemKeyEqualityComparer.Should().Be(_options.ItemKeyEqualityComparer);
interceptedKeyComparer.Should().NotBeNull();
interceptedKeyComparer.Should().Be(_options.ItemKeyEqualityComparer);
}
