public async Task Client_LogsExceptionMessage_WhenHttpExceptionIsThrown()
{
//Arrange
var requestedStoryId = 12345678;
MockCacheClient.Setup(client => client.CreateEntry(It.IsAny <object>()))
.Returns(Mock.Of <ICacheEntry>);
MockHttpHandler.Protected().Setup <Task <HttpResponseMessage> >("SendAsync", ItExpr.IsAny <HttpRequestMessage>(),
ItExpr.IsAny <CancellationToken>())
.Throws(new HttpRequestException());
var httpClient = new HttpClient(MockHttpHandler.Object);
var storyClient = new StoryClient(httpClient, MockCacheClient.Object, MockLoggingClient.Object);
// Act
await storyClient.GetStoryById(requestedStoryId);
// Assert
MockLoggingClient.Verify(log => log.Log(
It.IsAny <LogLevel>(),
It.IsAny <EventId>(),
It.Is <It.IsAnyType>((o, t) => true),
It.IsAny <Exception>(),
It.Is <Func <It.IsAnyType, Exception, string> >((o, t) => true)));
}
public async Task Client_RequestsStoryFromCache_PriorToMakingHNCall()
{
// Arrange
object cacheOutput;
var requestedStory = new Story();
MockCacheClient.Setup(client => client.CreateEntry(It.IsAny <object>()))
.Returns(Mock.Of <ICacheEntry>);
MockHttpHandler.Protected().Setup <Task <HttpResponseMessage> >("SendAsync", ItExpr.IsAny <HttpRequestMessage>(),
ItExpr.IsAny <CancellationToken>())
.ReturnsAsync(new HttpResponseMessage()
{
StatusCode = HttpStatusCode.OK,
});
var httpClient = new HttpClient(MockHttpHandler.Object);
var storyClient = new StoryClient(httpClient, MockCacheClient.Object, MockLoggingClient.Object);
// Act
await storyClient.GetStoryById(requestedStory.id);
// Assert
MockCacheClient.Verify(call => call.TryGetValue(It.IsAny <object>(), out cacheOutput), Times.Once);
}
