public async Task GivenAUrlExpectedStatusSuccessAndValidResultAsync()
{
var baseUrl = "http://test.url";
var testData = new byte[5] {
1, 2, 3, 4, 5
};
var httpMessageHandlerMock = new Mock <HttpMessageHandler>(MockBehavior.Default);
httpMessageHandlerMock.Protected().
Setup <Task <HttpResponseMessage> >("SendAsync",
ItExpr.IsAny <HttpRequestMessage>(),
ItExpr.IsAny <CancellationToken>()).
ReturnsAsync(new HttpResponseMessage()
{
StatusCode = HttpStatusCode.OK,
Content = new ByteArrayContent(testData)
}).
Verifiable();
mockApiHandler.Setup(m => m.GetHandler()).Returns(httpMessageHandlerMock.Object);
var chartApiService = new ChartApiService(mockApiHandler.Object);
var actual = await chartApiService.GetAsync(baseUrl);
Assert.NotNull(actual);
Assert.True(actual.Length == testData.Length);
httpMessageHandlerMock.Protected().Verify(
"SendAsync",
Times.Exactly(1),
ItExpr.Is <HttpRequestMessage>(req =>
req.Method == HttpMethod.Get &&
req.RequestUri == new Uri($"{baseUrl}")),
ItExpr.IsAny <CancellationToken>()
);
}
public async Task GivenInvalidAUrlExpectedThrowExceptionAsync()
{
var baseUrl = "http://test-invalid.url";
var testData = new byte[5] {
1, 2, 3, 4, 5
};
var apiHandlerMock = new Mock <HttpMessageHandler>(MockBehavior.Default);
apiHandlerMock.Protected().
Setup <Task <HttpResponseMessage> >("SendAsync",
ItExpr.IsAny <HttpRequestMessage>(),
ItExpr.IsAny <CancellationToken>()).
ReturnsAsync(new HttpResponseMessage()
{
StatusCode = HttpStatusCode.InternalServerError
}).
Verifiable();
mockApiHandler.Setup(m => m.GetHandler()).Returns(apiHandlerMock.Object);
var chartApiService = new ChartApiService(mockApiHandler.Object);
await Assert.ThrowsAsync <HttpRequestException>(() => chartApiService.GetAsync(baseUrl));
}