public async Task TestGet_ReturnsStatusCode500InternalServerError()
{
// Arrange
var httpClientFactoryMock = Substitute.For <IHttpClientFactory>();
var url = "http://localhost:8090/api/customers";
var fakeHttpMessageHandler = new FakeHttpMessageHandler(new HttpResponseMessage()
{
StatusCode = HttpStatusCode.InternalServerError,
});
var fakeHttpClient = new HttpClient(fakeHttpMessageHandler);
httpClientFactoryMock.CreateClient().Returns(fakeHttpClient);
// Act
HttpResponseMessage response = await fakeHttpClient.GetAsync(url);
// Assert
response.StatusCode.Should().Be(HttpStatusCode.InternalServerError);
}
public async Task TestDeleteCustomerById_Returns404NotFound()
{
// Arrange
var httpClientFactoryMock = Substitute.For <IHttpClientFactory>();
var url = "http://localhost:8090/api/customers/3";
var fakeHttpMessageHandler = new FakeHttpMessageHandler(new HttpResponseMessage()
{
StatusCode = HttpStatusCode.NotFound,
});
var fakeHttpClient = new HttpClient(fakeHttpMessageHandler);
httpClientFactoryMock.CreateClient().Returns(fakeHttpClient);
// Act
HttpResponseMessage response = await fakeHttpClient.DeleteAsync(url);
// Assert
response.StatusCode.Should().Be(HttpStatusCode.NotFound);
}
public async Task TestPost_ReturnsStatusCode201Created()
{
// Arrange
var customerToAdd = new Customer {
name = "Michael", age = 50, active = false
};
var expectedCustomer = new Customer {
Id = "1", name = "Michael", age = 50, active = false
};
var httpClientFactoryMock = Substitute.For <IHttpClientFactory>();
var url = "http://localhost:8090/api/customers";
var fakeHttpMessageHandler = new FakeHttpMessageHandler(new HttpResponseMessage()
{
StatusCode = HttpStatusCode.Created,
Content = new StringContent(JsonConvert.SerializeObject(expectedCustomer), Encoding.UTF8, "application/json")
});
var fakeHttpClient = new HttpClient(fakeHttpMessageHandler);
httpClientFactoryMock.CreateClient().Returns(fakeHttpClient);
// Act
HttpResponseMessage response = await fakeHttpClient.PostAsync(url, new StringContent(JsonConvert.SerializeObject(customerToAdd), Encoding.UTF8, "application/json"));
string actualJsonCustomer = await response.Content.ReadAsStringAsync();
Customer actualCustomer = new Customer();
JsonConvert.PopulateObject(actualJsonCustomer, actualCustomer);
// Assert
response.StatusCode.Should().Be(HttpStatusCode.Created);
actualCustomer
.Should()
.BeOfType <Customer>()
.And
.Equals(expectedCustomer);
}
public async Task TestGetById_Returns500InternalServerError()
{
// Arrange
Customer expectedCustomer = new Customer {
Id = "2", name = "Alice", age = 23, active = false
};
var httpClientFactoryMock = Substitute.For <IHttpClientFactory>();
var url = "http://localhost:8090/api/customers/2";
var fakeHttpMessageHandler = new FakeHttpMessageHandler(new HttpResponseMessage()
{
StatusCode = HttpStatusCode.InternalServerError,
});
var fakeHttpClient = new HttpClient(fakeHttpMessageHandler);
httpClientFactoryMock.CreateClient().Returns(fakeHttpClient);
// Act
HttpResponseMessage response = await fakeHttpClient.GetAsync(url);
// Assert
response.StatusCode.Should().Be(HttpStatusCode.InternalServerError);
}
public async Task TestPost_ReturnsStatusCode401NotFound()
{
// Arrange
var customerToAdd = new Customer {
name = "Michael", age = 50, active = false
};
var httpClientFactoryMock = Substitute.For <IHttpClientFactory>();
var url = "http://localhost:8090/api/customers";
var fakeHttpMessageHandler = new FakeHttpMessageHandler(new HttpResponseMessage()
{
StatusCode = HttpStatusCode.NotFound
});
var fakeHttpClient = new HttpClient(fakeHttpMessageHandler);
httpClientFactoryMock.CreateClient().Returns(fakeHttpClient);
// Act
HttpResponseMessage response = await fakeHttpClient.PostAsync(url, new StringContent(JsonConvert.SerializeObject(customerToAdd), Encoding.UTF8, "application/json"));
// Assert
response.StatusCode.Should().Be(HttpStatusCode.NotFound);
}
public async Task TestDeleteAllCustomers_ReturnsOK()
{
// Arrange
string expectedContent = "Deleted All Customers";
var httpClientFactoryMock = Substitute.For <IHttpClientFactory>();
var url = "http://localhost:8090/api/customers/delete";
var fakeHttpMessageHandler = new FakeHttpMessageHandler(new HttpResponseMessage()
{
StatusCode = HttpStatusCode.OK,
Content = new StringContent("Deleted All Customers", Encoding.UTF8, "application/json")
});
var fakeHttpClient = new HttpClient(fakeHttpMessageHandler);
httpClientFactoryMock.CreateClient().Returns(fakeHttpClient);
// Act
HttpResponseMessage response = await fakeHttpClient.DeleteAsync(url);
var result = await response.Content.ReadAsStringAsync();
// Assert
response.StatusCode.Should().Be(HttpStatusCode.OK);
result.Should().Equals(expectedContent);
}
public async Task TestPutCustomer_ReturnsStatusCode500InternalServerError()
{
// Arrange
var idOfCustomerToUpdate = 3;
var customerUpdateDetails = new Customer {
Id = "3", name = "Michael", age = 70, active = true
};
var httpClientFactoryMock = Substitute.For <IHttpClientFactory>();
var url = "http://localhost:8090/api/customers/3";
var fakeHttpMessageHandler = new FakeHttpMessageHandler(new HttpResponseMessage()
{
StatusCode = HttpStatusCode.InternalServerError,
});
var fakeHttpClient = new HttpClient(fakeHttpMessageHandler);
httpClientFactoryMock.CreateClient().Returns(fakeHttpClient);
// Act
HttpResponseMessage response = await fakeHttpClient.PutAsync(url, new StringContent(JsonConvert.SerializeObject(customerUpdateDetails), Encoding.UTF8, "application/json"));
// Assert
response.StatusCode.Should().Be(HttpStatusCode.InternalServerError);
}