public void TryApplySequenceOfValueTypeOutParametersArrangementFunc()
{
// Given
var type = typeof(IFooFuncValueTypeParameterOut <int>);
var methodName = nameof(IFooFuncValueTypeParameterOut <int> .MethodWithOneParameter);
var signature = type.GetMethod(methodName) ?? throw new MethodInfoException(type, methodName);
var outParameterFeature = new ParameterOut(signature);
var invocation = new Invocation(signature, outParameterFeature);
var arrangment = new OutParameterSequenceArrangement <int>(signature, "first", new List <int> {
13, 42, 65
});
// When
var feature = invocation.GetFeature <IParameterOut>();
var wasFirstApplied = arrangment.TryApplyTo(invocation);
var first = feature.OutParameterCollection.First().Value;
var wasSecondApplied = arrangment.TryApplyTo(invocation);
var second = feature.OutParameterCollection.First().Value;
var wasThirdApplied = arrangment.TryApplyTo(invocation);
var third = feature.OutParameterCollection.First().Value;
var wasFourthApplied = arrangment.TryApplyTo(invocation);
var fourth = feature.OutParameterCollection.First().Value;
// Then
Assert.True(wasFirstApplied);
Assert.Equal(13, first);
Assert.True(wasSecondApplied);
Assert.Equal(42, second);
Assert.True(wasThirdApplied);
Assert.Equal(65, third);
Assert.True(wasFourthApplied);
Assert.Equal(65, fourth);
}
public void EnsureTryApplySequenceIsFalseForNonMatchingInvocationFunc()
{
// Given
var type = typeof(IFooFuncValueTypeParameterOut <int>);
var methodName = nameof(IFooFuncValueTypeParameterOut <int> .MethodWithOneParameter);
var signature = type.GetMethod(methodName) ?? throw new MethodInfoException(type, methodName);
var outParameterFeature = new ParameterOut(signature);
var invocation = new Invocation(signature, outParameterFeature);
var arrangment = new OutParameterSequenceArrangement <int>(signature, "WrongParameterName", new List <int> {
13, 42, 65
});
// When
var wasApplied = arrangment.TryApplyTo(invocation);
// Then
Assert.False(wasApplied);
Assert.True(invocation.HasFeature <IParameterOut>());
var feature = invocation.GetFeature <IParameterOut>();
Assert.Single(feature.OutParameterCollection);
var parameter = feature.OutParameterCollection.Single();
Assert.Equal("first", parameter.Name);
Assert.Equal(typeof(int), parameter.Type);
Assert.Equal(default(int), parameter.Value);
}
