public void GetHasCode_between_ok_HttpResultWithError_and_fail_HttpResultWithError_is_not_equal()
{
var result1 = HttpResultWithError.Ok <string>();
var result2 = HttpResultWithError.Fail("abc");
result1.GetHashCode().ShouldNotBe(result2.GetHashCode());
}
public void GetHasCode_between_two_ok_HttpResultWithError_of_different_types_is_not_equal()
{
var result1 = HttpResultWithError.Ok <int>();
var result2 = HttpResultWithError.Ok <string>();
result1.GetHashCode().ShouldNotBe(result2.GetHashCode());
}
public void Acessing_the_error_of_ok_HttpResultWithError_throws_exception()
{
var result = HttpResultWithError.Ok <string>();
var exception = Should.Throw <InvalidOperationException>(() =>
{
var value = result.Error;
});
}
public void Dispose_can_be_called_multiple_times()
{
var httpResult = HttpResultWithError.Ok <string>();
httpResult.Dispose();
httpResult.Dispose();
httpResult.Dispose();
}
public void Equals_between_ok_HttpResultWithError_and_object_is_false_if_object_is_not_ok_HttpResultWithError()
{
var result = HttpResultWithError.Ok <string>();
object someObject = "zzz";
var isEqual = result.Equals(someObject);
isEqual.ShouldBeFalse();
}
public void OnSuccess_new_result_contains_value_from_function_if_result_is_ok()
{
var newValue = 1;
var result = HttpResultWithError.Ok <string>()
.OnSuccessToHttpResultWithValueAndError(() => newValue);
result.Value.ShouldBe(newValue);
}
public void Equality_operator_between_ok_HttpResultWithError_and_fail_HttpResultWithError_is_false()
{
var okResult = HttpResultWithError.Ok <string>();
var errorResult = HttpResultWithError.Fail("abc");
var isEqual = okResult == errorResult;
isEqual.ShouldBeFalse();
}
public async Task OnError_propagates_http_state_if_result_is_ok()
{
var httpState = Test.CreateHttpStateA();
var result = await Task.FromResult(HttpResultWithError.Ok <string>(httpState))
.OnErrorToHttpResultWithError(error => - 1);
result.HttpState.ShouldBe(httpState);
}
public void OnSuccess_propagates_http_state_if_result_is_ok()
{
var httpState = Test.CreateHttpStateA();
var result = HttpResultWithError.Ok <string>(httpState)
.OnSuccessToHttpResultWithValueAndError(() => "error");
result.HttpState.ShouldBe(httpState);
}
public void Equals_between_ok_HttpResultWithError_and_fail_HttpResultWithError_is_false()
{
var result = HttpResultWithError.Fail("abc");
var result2 = HttpResultWithError.Ok <string>();
var isEqual = result.Equals(result2);
isEqual.ShouldBeFalse();
}
public void GetHasCode_between_two_ok_HttpResultWithError_of_same_type_is_true()
{
var result1 = HttpResultWithError.Ok <string>();
var result2 = HttpResultWithError.Ok <string>();
var result3 = HttpResultWithError.Ok <string>(Test.CreateHttpStateA());
var result4 = HttpResultWithError.Ok <string>(Test.CreateHttpStateB());
result1.GetHashCode().ShouldBe(result2.GetHashCode());
result3.GetHashCode().ShouldBe(result4.GetHashCode());
}
public void Equals_between_ok_HttpResultWithError_and_object_is_true_if_object_is_ok_HttpResultWithError()
{
var result1 = HttpResultWithError.Ok <string>();
object someObject1 = HttpResultWithError.Ok <string>();
var result2 = HttpResultWithError.Ok <string>(Test.CreateHttpStateA());
object someObject2 = HttpResultWithError.Ok <string>(Test.CreateHttpStateB());
var isEqual1 = result1.Equals(someObject1);
var isEqual2 = result2.Equals(someObject2);
isEqual1.ShouldBeTrue();
isEqual2.ShouldBeTrue();
}
public void Equals_between_two_ok_HttpResultWithError_is_true()
{
var result1 = HttpResultWithError.Ok <string>();
var result2 = HttpResultWithError.Ok <string>();
var result3 = HttpResultWithError.Ok <string>(Test.CreateHttpStateA());
var result4 = HttpResultWithError.Ok <string>(Test.CreateHttpStateA());
var isEqual1 = result1.Equals(result2);
var isEqual2 = result3.Equals(result4);
isEqual1.ShouldBeTrue();
isEqual2.ShouldBeTrue();
}
public void Inequality_operator_between_two_ok_HttpResultWithError_is_false()
{
var result1 = HttpResultWithError.Ok <string>();
var result2 = HttpResultWithError.Ok <string>();
var result3 = HttpResultWithError.Ok <string>(Test.CreateHttpStateA());
var result4 = HttpResultWithError.Ok <string>(Test.CreateHttpStateB());
var isDifferent1 = result1 != result2;
var isDifferent2 = result3 != result4;
isDifferent1.ShouldBeFalse();
isDifferent2.ShouldBeFalse();
}
public void Combine_if_all_HttpResultWithError_are_ok_returns_ok_HttpResultWithError()
{
var resultsLists = new List <HttpResultWithError <string> >
{
HttpResultWithError.Ok <string>(),
HttpResultWithError.Ok <string>(),
HttpResultWithError.Ok <string>()
};
var combinedResult = HttpResult.Combine(resultsLists.ToArray());
combinedResult.IsSuccess.ShouldBeTrue();
}
public async Task OnError_does_not_execute_function_if_result_is_ok()
{
var functionExecuted = false;
var result = await Task.FromResult(HttpResultWithError.Ok <string>())
.OnErrorToHttpResultWithError(error => OnErrorFunc(error));
functionExecuted.ShouldBeFalse();
int OnErrorFunc(string error)
{
functionExecuted = true;
return(1);
}
}
public async Task OnSuccess_does_not_execute_function_if_result_is_fail()
{
var functionExecuted = false;
var result = await Result.Fail <int, string>("error")
.OnSuccessToHttpResultWithError(i => OnSuccessFunc(i));
functionExecuted.ShouldBeFalse();
Task <HttpResultWithError <string> > OnSuccessFunc(int value)
{
functionExecuted = true;
return(Task.FromResult(HttpResultWithError.Ok <string>()));
}
}
public async Task OnSuccess_propagates_value_into_function_if_result_is_ok()
{
var propagatedValue = 0;
var value = 1;
var result = await Result.Ok <int, string>(value)
.OnSuccessToHttpResultWithError(i => OnSuccessFunc(i));
propagatedValue.ShouldBe(value);
Task <HttpResultWithError <string> > OnSuccessFunc(int val)
{
propagatedValue = val;
return(Task.FromResult(HttpResultWithError.Ok <string>()));
}
}
public async Task OnSuccess_new_result_does_not_contain_http_state_because_previous_fail_result_does_not_have_them()
{
var result = await ResultWithError.Fail("error")
.OnSuccessToHttpResultWithError(OnSuccessFunc());
result.HttpState.ShouldBe(HttpState.Empty);
Func <Task <HttpResultWithError <string> > > OnSuccessFunc()
{
return(() =>
{
var httpResult = HttpResultWithError.Ok <string>();
return Task.FromResult(httpResult);
});
}
}
public void OnSuccess_executes_function_if_result_is_ok()
{
var functionExecuted = false;
var result = HttpResultWithError.Ok <string>()
.OnSuccessToHttpResultWithValueAndError(OnSuccessFunc());
functionExecuted.ShouldBeTrue();
Func <int> OnSuccessFunc()
{
return(() =>
{
functionExecuted = true;
return 1;
});
}
}
public async Task OnSuccess_propagates_error_if_result_is_fail()
{
var error = "error";
var result = await ResultWithError.Fail(error)
.OnSuccessToHttpResultWithError(OnSuccessFunc());
result.Error.ShouldBe(error);
Func <Task <HttpResultWithError <string> > > OnSuccessFunc()
{
return(() =>
{
var httpResult = HttpResultWithError.Ok <string>();
return Task.FromResult(httpResult);
});
}
}
public void OnSuccess_does_not_execute_function_if_result_is_fail()
{
var functionExecuted = false;
var result = ResultWithError.Fail("error")
.OnSuccessToHttpResultWithError(OnSuccessFunc());
functionExecuted.ShouldBeFalse();
Func <Task <HttpResultWithError <string> > > OnSuccessFunc()
{
return(() =>
{
functionExecuted = true;
var httpResult = HttpResultWithError.Ok <string>();
return Task.FromResult(httpResult);
});
}
}
public void Combine_returns_first_fail_HttpResultWithError_if_at_least_one_HttpResultWithError_is_a_fail()
{
var firstHttpState = Test.CreateHttpStateA();
var secondHttpState = Test.CreateHttpStateB();
var firstFailure = HttpResultWithError.Fail("error", firstHttpState);
var resultsLists = new List <HttpResultWithError <string> >
{
HttpResultWithError.Ok <string>(HttpState.Empty),
firstFailure,
HttpResultWithError.Ok <string>(HttpState.Empty),
HttpResultWithError.Fail("second error", secondHttpState)
};
var combinedResult = HttpResult.Combine(resultsLists.ToArray());
combinedResult.IsFailure.ShouldBeTrue();
combinedResult.Error.ShouldBe(firstFailure.Error);
combinedResult.HttpState.ShouldBe(firstFailure.HttpState);
}
public void Ok_HttpResultWithError_IsSuccess_is_true()
{
var result = HttpResultWithError.Ok <string>();
result.IsSuccess.ShouldBeTrue();
}
public void Constructor_null_httpState_throws_ArgumentNullException()
{
var exception = Should.Throw <ArgumentNullException>(() => HttpResultWithError.Ok <string>(null));
exception.Message.ShouldContain("httpState");
}
public void Ok_HttpResultWithError_IsFailure_is_false()
{
var result = HttpResultWithError.Ok <string>();
result.IsFailure.ShouldBeFalse();
}
public static HttpResultWithError <TError> ToHttpResultWithError <TValue, TError>(this HttpResult <TValue, TError> result)
{
return(result.IsSuccess
? HttpResultWithError.Ok <TError>(result.HttpState)
: HttpResultWithError.Fail(result.Error, result.HttpState));
}
public void OK_HttpResult_withouth_passing_in_HttpState_has_maybe_nothing_for_that_field()
{
var httpResult = HttpResultWithError.Ok <string>();
httpResult.HttpState.ShouldBe(HttpState.Empty);
}
