public void MakeGenericTypeOfBoundTypesResultsInBoundType()
{
//-- arrange
TypeMember typeInt = typeof(int);
TypeMember typeString = typeof(string);
TypeMember typeIDictionaryOpen = typeof(IDictionary <,>);
//-- act
TypeMember constructedType = typeIDictionaryOpen.MakeGenericType(typeInt, typeString);
//-- assert
constructedType.ClrBinding.Should().NotBeNull();
constructedType.ClrBinding.Should().BeSameAs(typeof(IDictionary <int, string>));
constructedType.Should().NotBeNull();
constructedType.IsGenericType.Should().BeTrue();
constructedType.IsGenericTypeDefinition.Should().BeFalse();
constructedType.GenericTypeDefinition.Should().BeSameAs(typeIDictionaryOpen);
constructedType.GenericTypeArguments.Count.Should().Be(2);
constructedType.GenericTypeArguments[0].Should().BeSameAs(typeInt);
constructedType.GenericTypeArguments[1].Should().BeSameAs(typeString);
}
//-----------------------------------------------------------------------------------------------------------------------------------------------------
private void ImplementActivationInterface(
TypeMember productType,
TypeMember activationContract,
MethodSignature constructorSignature,
TypeMember artifactType)
{
var parameterCount = constructorSignature.Parameters.Count;
var iConstructorGenericParameters =
constructorSignature.Parameters.Select(p => p.Type)
.Append(activationContract);
TypeMember iConstructorInterfaceOpen = _s_iConstructorByParameterCount[parameterCount];
TypeMember iConstructorInterfaceClosed = iConstructorInterfaceOpen.MakeGenericType(iConstructorGenericParameters.ToArray());
artifactType.Interfaces.Add(iConstructorInterfaceClosed);
var factoryMethod = new MethodMember(
MemberVisibility.Public,
MemberModifier.None,
nameof(IConstructor <object> .NewInstance),
new MethodSignature {
ReturnValue = new MethodParameter {
Type = activationContract
}
}
);
factoryMethod.Signature.Parameters.AddRange(constructorSignature.Parameters);
var newObjectExpression = new NewObjectExpression {
Type = productType,
ConstructorCall = new MethodCallExpression()
};
newObjectExpression.ConstructorCall.Arguments.AddRange(
constructorSignature.Parameters.Select(p => new Argument {
Expression = new ParameterExpression {
Parameter = p
}
}));
factoryMethod.Body = new BlockStatement(
new ReturnStatement {
Expression = newObjectExpression
}
);
ImplementSingletonMethod(productType, activationContract, constructorSignature, artifactType);
artifactType.Members.Add(factoryMethod);
}
public void MakeGenericTypeOfMixedBoundAndGeneratedTypesResultsInGeneratedType()
{
//-- arrange
TypeMember typeKey = typeof(int);
TypeMember typeValue = new TypeMember(MemberVisibility.Public, TypeMemberKind.Class, "ClassValue");
TypeMember typeIDictionaryOpen = typeof(IDictionary <,>);
//-- act
TypeMember constructedType = typeIDictionaryOpen.MakeGenericType(typeKey, typeValue);
//-- assert
constructedType.ClrBinding.Should().BeNull();
constructedType.Should().NotBeNull();
constructedType.IsGenericType.Should().BeTrue();
constructedType.IsGenericTypeDefinition.Should().BeFalse();
constructedType.GenericTypeDefinition.Should().BeSameAs(typeIDictionaryOpen);
constructedType.GenericTypeArguments.Count.Should().Be(2);
constructedType.GenericTypeArguments[0].Should().BeSameAs(typeKey);
constructedType.GenericTypeArguments[1].Should().BeSameAs(typeValue);
}
public void Usings_GenericTypeNames_RulesApplyRecursively()
{
//-- arrange
var generatorUnderTest = new CSharpSyntaxGenerator();
var typeFirstClassA = new TypeMember(new TypeGeneratorInfo(this.GetType()), "My.First", MemberVisibility.Public, TypeMemberKind.Class, "ClassA");
var typeFirstClassList = new TypeMember(new TypeGeneratorInfo(this.GetType()), "My.First", MemberVisibility.Public, TypeMemberKind.Class, "List",
new TypeMember(new TypeGeneratorInfo(this.GetType()), null, MemberVisibility.Public, TypeMemberKind.GenericParameter, "T"));
var typeSecondClassA = new TypeMember(new TypeGeneratorInfo(this.GetType()), "My.Second", MemberVisibility.Public, TypeMemberKind.Class, "ClassA");
var typeSecondClassB = new TypeMember(new TypeGeneratorInfo(this.GetType()), "My.Second", MemberVisibility.Public, TypeMemberKind.Class, "ClassB");
var typeThirdClassC = new TypeMember(new TypeGeneratorInfo(this.GetType()), "My.Third", MemberVisibility.Public, TypeMemberKind.Class, "ClassC");
TypeMember typeGenericDictionary = typeof(Dictionary <,>);
TypeMember typeGenericList = typeof(List <>);
var typeDictionaryOfFirstClassASecondClassA = typeGenericDictionary.MakeGenericType(typeFirstClassA, typeSecondClassA);
var typeListOfSecondClassB = typeGenericList.MakeGenericType(typeSecondClassB);
typeThirdClassC.Members.Add(new PropertyMember(
typeThirdClassC,
MemberVisibility.Public,
MemberModifier.None,
typeDictionaryOfFirstClassASecondClassA,
"SecondByFirst"));
typeThirdClassC.Members.Add(new PropertyMember(
typeThirdClassC,
MemberVisibility.Public,
MemberModifier.None,
typeListOfSecondClassB,
"ListOfB"));
//-- act
SyntaxTree syntax = generatorUnderTest.GenerateSyntax(
typesToCompile: new[] {
typeFirstClassA, typeFirstClassList, typeSecondClassA, typeSecondClassB, typeThirdClassC
},
allReferencedTypes: new[] {
typeFirstClassA, typeFirstClassList, typeSecondClassA, typeSecondClassB, typeDictionaryOfFirstClassASecondClassA, typeListOfSecondClassB
});
//-- assert
syntax.Should().BeEquivalentToCode(@"
using System.Collections.Generic;
using My.Second;
namespace My.First
{
public class ClassA
{
}
public class List<T>
{
}
}
namespace My.Second
{
public class ClassA
{
}
public class ClassB
{
}
}
namespace My.Third
{
public class ClassC
{
public Dictionary<My.First.ClassA, My.Second.ClassA> SecondByFirst { get; }
public System.Collections.Generic.List<ClassB> ListOfB { get; }
}
}
");
}
