public GivenAUrlThatPointsToAWebSiteThatThrowsAnInternalServerError()
{
_webTextSourceOptions = new WebTextSourceOptions
{
RetryTimes = new[]
{
TimeSpan.FromSeconds(0),
TimeSpan.FromSeconds(0)
}
};
_testHarness = new TestHarness(_webTextSourceOptions);
_testHarness.WebSiteThrowsWebException(HttpStatusCode.InternalServerError);
}
public async Task InvokesRetryPolicyOnErrors(Exception webClientException, bool expectRetry)
{
// ARRANGE
var fakeWebTextSourceOptions = new WebTextSourceOptions
{
RetryTimes = new[]
{
TimeSpan.FromSeconds(0),
TimeSpan.FromSeconds(0),
TimeSpan.FromSeconds(0)
}
};
var fakeUrl = "http://testing.com";
var fakeToken = new CancellationTokenSource().Token;
var mockWebClient = MockRepository.GenerateStrictMock <IWebClient>();
mockWebClient
.Expect(x => x.GetHtmlAsync(Arg.Is(fakeUrl), Arg.Is(fakeToken)))
.Throw(webClientException)
.Repeat.Times(
// 1 for initial call and then any retries
1 +
(expectRetry
? fakeWebTextSourceOptions.RetryTimes.Length
: 0));
var webTextSource = new WebTextSource(mockWebClient, fakeWebTextSourceOptions, fakeUrl);
// ACT
try
{
await webTextSource.GetTextAsync(fakeToken);
Assert.Fail("Expected an exception to be thrown but was not.");
}
catch (Exception e)
{
// ASSERT
e.ShouldEqual(webClientException);
mockWebClient.VerifyAllExpectations();
}
}
public TestHarness(WebTextSourceOptions options = null)
{
var kernel = new Startup().BuildKernel();
_mockWebClient = MockRepository.GenerateMock <IWebClient>();
kernel.Rebind <IWebClient>().ToConstant(_mockWebClient);
_mockEmailClient = MockRepository.GenerateMock <IEmailClient>();
_mockEmailClient
.Stub(x => x.SendEmailAsync(
to: Arg <string> .Is.Anything,
from: Arg <string> .Is.Anything,
body: Arg <string> .Is.Anything,
token: Arg <CancellationToken> .Is.Anything))
.Return(Task.FromResult(true));
kernel.Rebind <IEmailClient>().ToConstant(_mockEmailClient);
_mockLogger = MockRepository.GenerateMock <ILogger>();
_mockLogger
.Stub(x =>
x.Debug(Arg <string> .Is.Anything, Arg <LoggingContext> .Is.Anything))
// capture Debug Messages and write to Console so we can see messages
// in test window.
.Do(new Action <string, LoggingContext>((msg, ctx) => Console.WriteLine(msg)));
kernel.Rebind <ILogger>().ToConstant(_mockLogger);
// Disable the Cache Initializer's Thread Sleeper
kernel.Rebind <IThreadSleeper>().ToConstant(MockRepository.GenerateMock <IThreadSleeper>());
_wordCountingWorkflow = kernel.Get <WordCountingWorkflow>();
_webTextSource =
new WebTextSource(
_mockWebClient,
options ?? kernel.Get <WebTextSourceOptions>(),
_fakeUrl);
}
public WebTextSourceFactory(IWebClient webClient, WebTextSourceOptions options)
{
_webClient = webClient;
_options = options;
}
