public void When_I_override_a_global_function_manually()
{
// Arrange.
scriptEngine.AddCode(
@"Public Function Add(a, b)
Err.Raise 1
End Function");
FunctionOverrider overrider = new FunctionOverrider();
Func <object[], object> addAction = (args) => (int)args[0] + (int)args[1];
overrider.WhenCalled(addAction);
// Act.
scriptEngine.AddObject("Add", overrider);
int result = script.Add(5, 7);
// Assert.
result.Should().Be(12);
}
public void When_I_override_a_global_method_manually()
{
// Arrange.
const string ExpectedText = "Echo from C#";
string actualText = null;
scriptEngine.AddCode(
@"Public Sub Echo(sText)
' Does nothing
End Sub");
FunctionOverrider overrider = new FunctionOverrider();
Action <object[]> echoAction = (args) => actualText = args[0].ToString();
overrider.WhenCalled(echoAction);
// Act.
scriptEngine.AddObject("Echo", overrider);
script.Echo(ExpectedText);
// Assert.
actualText.Should().BeEquivalentTo(ExpectedText);
}