public void ExcpetionIsThrownForUnarrangePropertySetterInvocation()
{
// Given
var type = typeof(Stream);
var propertyName = nameof(Stream.Position);
var signature = type.GetProperty(propertyName)?.GetSetMethod() ?? throw new PropertyInfoException(type, propertyName);
var setterInvocation = new Invocation(signature);
var emptyArrangements = new ArrangementCollection();
var interceptor = new StrictMockInterceptor(emptyArrangements);
// When
var exception = Assert.Throws <MissingArrangementException>(() => interceptor.Intercept(setterInvocation));
// Then
Assert.Contains(type.Name, exception.Message);
Assert.Contains(propertyName, exception.Message);
Assert.Contains("setter", exception.Message);
}
public void ExcpetionIsThrownForUnarrangeMethodInvocation()
{
// Given
var type = typeof(object);
var methodName = nameof(object.GetHashCode);
var signature = type.GetMethod(methodName) ?? throw new MethodInfoException(type, methodName);
var methodInvocation = new Invocation(signature);
var emptyArrangements = new ArrangementCollection();
var interceptor = new StrictMockInterceptor(emptyArrangements);
// When
var exception = Assert.Throws <MissingArrangementException>(() => interceptor.Intercept(methodInvocation));
// Then
Assert.Contains(type.Name, exception.Message);
Assert.Contains(methodName, exception.Message);
Assert.Contains("method", exception.Message);
}
public void SuccessfullInvocationWithArrangement()
{
// Given
var type = typeof(object);
var methodName = nameof(object.GetHashCode);
var signature = type.GetMethod(methodName) ?? throw new MethodInfoException(type, methodName);
var methodInvocation = new Invocation(signature, new ReturnValueInvocation <int>());
var arrangement = new ReturnValueArrangement <int>(signature, 42);
var arrangements = new ArrangementCollection(new IArrangement[] { arrangement });
var interceptor = new StrictMockInterceptor(arrangements);
// When
var wasIntercepted = interceptor.Intercept(methodInvocation);
// Then
Assert.True(wasIntercepted);
var hasFeature = methodInvocation.TryGetFeature <IReturnValue <int> >(out var feature);
Assert.True(hasFeature);
Assert.Equal(42, feature?.ReturnValue);
}