public void MapError_unit_result_returns_success() { UnitResult <E> result = UnitResult.Success <E>(); var invocations = 0; Result actual = result.MapError(error => { invocations++; return($"{error} {error}"); }); actual.IsSuccess.Should().BeTrue(); invocations.Should().Be(0); }
public async Task MapError_E_unit_result_returns_success() { UnitResult <E> result = UnitResult.Success <E>(); var invocations = 0; UnitResult <E2> actual = await result.MapError(error => { invocations++; return(Task.FromResult(E2.Value)); }); actual.IsSuccess.Should().BeTrue(); invocations.Should().Be(0); }
public void MapError_unit_result_returns_new_failure() { UnitResult <E> result = UnitResult.Failure(E.Value); var invocations = 0; Result actual = result.MapError(error => { error.Should().Be(E.Value); invocations++; return("error"); }); actual.IsSuccess.Should().BeFalse(); actual.Error.Should().Be("error"); invocations.Should().Be(1); }
public async Task MapError_E_unit_result_returns_new_failure() { UnitResult <E> result = UnitResult.Failure(E.Value); var invocations = 0; UnitResult <E2> actual = await result.MapError(error => { error.Should().Be(E.Value); invocations++; return(Task.FromResult(E2.Value)); }); actual.IsSuccess.Should().BeFalse(); actual.Error.Should().Be(E2.Value); invocations.Should().Be(1); }