public void Passing_Null_ErrorSelector_Throws()
{
Assert.Throws <ArgumentNullException>(
AssertionUtilities.ErrorSelectorName,
() => AssertionUtilities.GetGenderAsync(2).SafeCast <int>(null)
);
}
public async Task Result_With_Error_Using_Invalid_Cast_Expects_No_Exception()
{
const int identity = 3;
await AssertionUtilities
.GetGenderAsync(identity)
.Cast <string>()
.AssertError("Could not determine gender.");
}
public async Task Result_With_Value_Using_Valid_Cast_Expects_Value_As_Int()
{
const int identity = 0;
await AssertionUtilities
.GetGenderAsync(identity)
.Cast <int>()
.AssertValue(identity);
}
public Task With_Error_Double_Type_Throws()
{
var result = AssertionUtilities.GetGenderAsync(int.MaxValue).Map(x => (int)x);
return(Assert.ThrowsAsync <InvalidCastException>(
async() => await result.FullCast <AssertionUtilities.Gender, AssertionUtilities.Error>()
));
}
public void Result_With_Value_Using_Valid_Cast_Expects_Value_As_Int()
{
const int identity = 0;
AssertionUtilities
.GetGenderAsync(identity)
.SafeCast <int>(gender => "ERROR")
.AssertValue(identity);
}
public void Result_With_Error_Using_Valid_Cast_Expects_Error()
{
const int identity = 3;
AssertionUtilities
.GetGenderAsync(identity)
.SafeCast <int>(gender => "ERROR")
.AssertError("Could not determine gender.");
}
public void With_Valid_Value_Valid_Cast_Double_Type()
{
var result = AssertionUtilities.GetGenderAsync(0).Map(x => (int)x);
Assert.Null(
Record.Exception(
() => result.FullCast <AssertionUtilities.Gender, AssertionUtilities.Error>()
)
);
}
public async Task Result_With_Value_Using_Invalid_Cast_Expects_Cast_Exception()
{
const int identity = 0;
await Assert.ThrowsAsync <InvalidCastException>(async() =>
await AssertionUtilities.GetGenderAsync(identity).Cast <string>());
}
public void Result_With_Value_Using_Invalid_Cast_Expects_Cast_Exception()
{
AssertionUtilities.GetGenderAsync(0)
.SafeCast <int>(gender => "ERROR");
}
