public void GetExpressionTransformer_NotInstantiable()
{
var attribute = new MethodCallExpressionTransformerAttribute(typeof(FakeTransformerWithoutDefaultCtor));
Assert.That(
() => attribute.GetExpressionTransformer(ExpressionHelper.CreateMethodCallExpression <Cook>()),
Throws.InvalidOperationException.With.Message.EqualTo(
"The method call transformer "
+ "'Remotion.Linq.UnitTests.Parsing.ExpressionTreeVisitors.Transformation.PredefinedTransformations.MethodCallExpressionTransformerAttributeTest+FakeTransformerWithoutDefaultCtor' "
+ "has no public default constructor and therefore cannot be used with the MethodCallExpressionTransformerAttribute."));
}
public void SetUp()
{
_attribute = new MethodCallExpressionTransformerAttribute(typeof(FakeTransformer));
}
