aspnetcore integration testing - test

test.cs

[Fact]
public async Task Should_be_able_to_see_secret()
{
    var data = new Dictionary<string, string>()
    {
	    { "email", "test@gmail.com" },
	    { "secret", "shh!" }
    };

    var secretContent = new FormUrlEncodedContent(data);
    var result = await Client.PostAsync("/secret-thing", secretContent);
    result.Headers.Location.ToString().ShouldBe("/thing-that-is-secret");
}