public async Task GivenAnHttpResponseMessageAndTheHttpClientFactory_GetAsync_ReturnsAFakeResponse()
{
// Arrange.
const string requestUrl = "http://www.something.com/some/website";
const string responseData = "I am not some Html.";
var messageResponse = FakeHttpMessageHandler.GetStringHttpResponseMessage(responseData);
var messageHandler = new FakeHttpMessageHandler(requestUrl, messageResponse);
var key = Guid.NewGuid().ToString();
HttpClientFactory.AddMessageHandler(messageHandler, key: key);
HttpResponseMessage message;
string content;
using (var httpClient = HttpClientFactory.GetHttpClient(key))
{
// Act.
message = await httpClient.GetAsync(requestUrl);
content = await message.Content.ReadAsStringAsync();
}
// Assert.
message.StatusCode.ShouldBe(HttpStatusCode.OK);
content.ShouldBe(responseData);
}
public async Task GivenTwoGetRequestsButFailedToReuseHandler_GetStringAsync_ShouldThrowAnException()
{
// Arrange.
string html1;
var messageHandler = new HttpClientHandler
{
Credentials = new NetworkCredential("api", "hi there!")
};
var key = Guid.NewGuid().ToString();
HttpClientFactory.AddMessageHandler(messageHandler, key); // Handler is disposed after first used.
using (var httpClient = HttpClientFactory.GetHttpClient(key))
{
html1 = await httpClient.GetStringAsync("http://www.google.com.au");
}
Exception exception;
using (var httpClient = HttpClientFactory.GetHttpClient(key))
{
var client = httpClient;
exception = Should.Throw <Exception>(
async() => await client.GetStringAsync("http://www.google.com.au"));
}
// Assert.
html1.ShouldNotBeNullOrEmpty();
exception.Message.ShouldStartWith("Cannot access a disposed object.");
}
public async Task GivenTwoGetRequests_GetStringAsync_ReturnsSomeData()
{
// Arrange.
string html1, html2;
var messageHandler = new HttpClientHandler
{
Credentials = new NetworkCredential("api", "hi there!")
};
var key = Guid.NewGuid().ToString();
HttpClientFactory.AddMessageHandler(messageHandler, key, false);
using (var httpClient = HttpClientFactory.GetHttpClient(key))
{
html1 = await httpClient.GetStringAsync("http://www.google.com.au");
}
using (var httpClient = HttpClientFactory.GetHttpClient(key))
{
html2 = await httpClient.GetStringAsync("http://www.google.com.au");
}
// Assert.
html1.ShouldNotBeNullOrEmpty();
html2.ShouldNotBeNullOrEmpty();
}
public void GivenAMessageHandlerExistsByADifferentKeyIsProvided_RemoveMessageHandler_Succeeds()
{
// Arrange.
var messageHandler = new HttpClientHandler
{
Credentials = new NetworkCredential("api", "hi there!")
};
HttpClientFactory.AddMessageHandler(messageHandler, Guid.NewGuid().ToString());
// Act & Assert.
HttpClientFactory.RemoveMessageHandler(Guid.NewGuid().ToString());
}
public void GivenAMessageHandlerExists_RemoveMessageHandler_Succeeds()
{
// Arrange.
var messageHandler = new HttpClientHandler
{
Credentials = new NetworkCredential("api", "hi there!")
};
var key = Guid.NewGuid().ToString();
HttpClientFactory.AddMessageHandler(messageHandler, key);
// Act & Assert.
HttpClientFactory.RemoveMessageHandler(key);
}
public async Task GivenAFewHttpResponseMessages_GetAsync_ReturnsAFakeResponse()
{
// Arrange.
const string requestUrl1 = "http://www.something.com/some/website";
const string responseData1 = "I am not some Html.";
var messageResponse1 = FakeHttpMessageHandler.GetStringHttpResponseMessage(responseData1);
const string requestUrl2 = "http://www.something.com/another/site";
const string responseData2 = "Html, I am not.";
var messageResponse2 = FakeHttpMessageHandler.GetStringHttpResponseMessage(responseData2);
const string requestUrl3 = "http://www.whatever.com/";
const string responseData3 = "<html><head><body>pew pew</body></head>";
var messageResponse3 = FakeHttpMessageHandler.GetStringHttpResponseMessage(responseData3);
var messageResponses = new Dictionary <string, HttpResponseMessage>
{
{ requestUrl1, messageResponse1 },
{ requestUrl2, messageResponse2 },
{ requestUrl3, messageResponse3 }
};
var messageHandler = new FakeHttpMessageHandler(messageResponses);
var key = Guid.NewGuid().ToString();
HttpClientFactory.AddMessageHandler(messageHandler, key: key);
HttpResponseMessage message;
string content;
using (var httpClient = HttpClientFactory.GetHttpClient(key))
{
// Act.
message = await httpClient.GetAsync(requestUrl2);
content = await message.Content.ReadAsStringAsync();
}
// Assert.
message.StatusCode.ShouldBe(HttpStatusCode.OK);
content.ShouldBe(responseData2);
}