public void TestGenericTypesNegative(CanonicalizationMode algorithmType)
{
_context.CanonMode = algorithmType;
// Two different types instantiated over the same type are not canonically equivalent
var referenceOverReference = _genericReferenceType.MakeInstantiatedType(_referenceType);
var structOverReference = _genericStructType.MakeInstantiatedType(_referenceType);
Assert.NotSame(
referenceOverReference.ConvertToCanonForm(CanonicalFormKind.Specific),
structOverReference.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.NotSame(
referenceOverReference.ConvertToCanonForm(CanonicalFormKind.Universal),
structOverReference.ConvertToCanonForm(CanonicalFormKind.Universal));
// Specific canonical forms of reference type over reference and value types are not equivalent
var referenceOverStruct = _genericReferenceType.MakeInstantiatedType(_structType);
var referenceOverOtherStruct = _genericReferenceType.MakeInstantiatedType(_otherStructType);
Assert.NotSame(
referenceOverStruct.ConvertToCanonForm(CanonicalFormKind.Specific),
referenceOverOtherStruct.ConvertToCanonForm(CanonicalFormKind.Specific));
var threeParamReferenceOverS1R2S1 = _genericReferenceTypeWithThreeParams.MakeInstantiatedType(
_structType, _otherReferenceType, _structType);
var threeParamReferenceOverS1R2S2 = _genericReferenceTypeWithThreeParams.MakeInstantiatedType(
_structType, _otherReferenceType, _otherStructType);
Assert.NotSame(
threeParamReferenceOverS1R2S1.ConvertToCanonForm(CanonicalFormKind.Specific),
threeParamReferenceOverS1R2S2.ConvertToCanonForm(CanonicalFormKind.Specific));
}
public void TestMethodsOnGenericTypes(CanonicalizationMode algorithmType)
{
_context.CanonMode = algorithmType;
var referenceOverReference = _genericReferenceType.MakeInstantiatedType(_referenceType);
var referenceOverOtherReference = _genericReferenceType.MakeInstantiatedType(_otherReferenceType);
Assert.NotSame(
referenceOverReference.GetMethod("Method", null),
referenceOverOtherReference.GetMethod("Method", null));
Assert.Same(
referenceOverReference.GetMethod("Method", null).GetCanonMethodTarget(CanonicalFormKind.Specific),
referenceOverOtherReference.GetMethod("Method", null).GetCanonMethodTarget(CanonicalFormKind.Specific));
Assert.Same(
referenceOverReference.GetMethod("Method", null).GetCanonMethodTarget(CanonicalFormKind.Universal),
referenceOverOtherReference.GetMethod("Method", null).GetCanonMethodTarget(CanonicalFormKind.Universal));
var referenceOverStruct = _genericReferenceType.MakeInstantiatedType(_structType);
Assert.NotSame(
referenceOverReference.GetMethod("Method", null).GetCanonMethodTarget(CanonicalFormKind.Specific),
referenceOverStruct.GetMethod("Method", null).GetCanonMethodTarget(CanonicalFormKind.Specific));
Assert.Same(
referenceOverReference.GetMethod("Method", null).GetCanonMethodTarget(CanonicalFormKind.Universal),
referenceOverStruct.GetMethod("Method", null).GetCanonMethodTarget(CanonicalFormKind.Universal));
Assert.Same(
referenceOverReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_referenceType).GetCanonMethodTarget(CanonicalFormKind.Specific),
referenceOverOtherReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_otherReferenceType).GetCanonMethodTarget(CanonicalFormKind.Specific));
Assert.Same(
referenceOverReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_referenceType).GetCanonMethodTarget(CanonicalFormKind.Universal),
referenceOverOtherReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_otherReferenceType).GetCanonMethodTarget(CanonicalFormKind.Universal));
Assert.NotSame(
referenceOverReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_referenceType).GetCanonMethodTarget(CanonicalFormKind.Specific),
referenceOverOtherReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_structType).GetCanonMethodTarget(CanonicalFormKind.Specific));
Assert.Same(
referenceOverReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_referenceType).GetCanonMethodTarget(CanonicalFormKind.Universal),
referenceOverOtherReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_structType).GetCanonMethodTarget(CanonicalFormKind.Universal));
Assert.NotSame(
referenceOverStruct.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_referenceType).GetCanonMethodTarget(CanonicalFormKind.Specific),
referenceOverOtherReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_structType).GetCanonMethodTarget(CanonicalFormKind.Specific));
Assert.Same(
referenceOverStruct.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_referenceType).GetCanonMethodTarget(CanonicalFormKind.Universal),
referenceOverOtherReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_structType).GetCanonMethodTarget(CanonicalFormKind.Universal));
Assert.NotSame(
referenceOverReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_structType),
referenceOverReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_structType).GetCanonMethodTarget(CanonicalFormKind.Specific));
}
public void TestDowngradeFromUniversalCanon(CanonicalizationMode algorithmType)
{
_context.CanonMode = algorithmType;
var grtOverUniversalCanon = _genericReferenceType.MakeInstantiatedType(_context.UniversalCanonType);
var gstOverGrtOverUniversalCanon = _genericStructType.MakeInstantiatedType(grtOverUniversalCanon);
var gstOverCanon = _genericStructType.MakeInstantiatedType(_context.CanonType);
Assert.Same(gstOverCanon, gstOverGrtOverUniversalCanon.ConvertToCanonForm(CanonicalFormKind.Specific));
var gstOverGstOverGrtOverUniversalCanon = _genericStructType.MakeInstantiatedType(gstOverGrtOverUniversalCanon);
var gstOverGstOverCanon = _genericStructType.MakeInstantiatedType(gstOverCanon);
Assert.Same(gstOverGstOverCanon, gstOverGstOverGrtOverUniversalCanon.ConvertToCanonForm(CanonicalFormKind.Specific));
}
public void TestUpgradeToUniversalCanon(CanonicalizationMode algorithmType)
{
_context.CanonMode = algorithmType;
var gstOverUniversalCanon = _genericStructType.MakeInstantiatedType(_context.UniversalCanonType);
var grtOverRtRtStOverUniversal = _genericReferenceTypeWithThreeParams.MakeInstantiatedType(
_referenceType, _referenceType, gstOverUniversalCanon);
var grtOverRtRtStOverUniversalCanon = grtOverRtRtStOverUniversal.ConvertToCanonForm(CanonicalFormKind.Specific);
// Specific form gets upgraded to universal in the presence of universal canon.
// GenericReferenceTypeWithThreeParams<ReferenceType, ReferenceType, GenericStructType<__UniversalCanon>> is
// GenericReferenceTypeWithThreeParams<T__UniversalCanon, U__UniversalCanon, V__UniversalCanon>
Assert.Same(_context.UniversalCanonType, grtOverRtRtStOverUniversalCanon.Instantiation[0]);
Assert.Same(_context.UniversalCanonType, grtOverRtRtStOverUniversalCanon.Instantiation[2]);
}
public void TestArrayTypes(CanonicalizationMode algorithmType)
{
_context.CanonMode = algorithmType;
// Generic type instantiated over an array has the same canonical form as generic type over any other reference type
var genericStructOverArrayOfInt = _genericStructType.MakeInstantiatedType(_context.GetWellKnownType(WellKnownType.Int32).MakeArrayType());
var genericStructOverReferenceType = _genericStructType.MakeInstantiatedType(_referenceType);
Assert.Same(
genericStructOverArrayOfInt.ConvertToCanonForm(CanonicalFormKind.Specific),
genericStructOverReferenceType.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.Same(
genericStructOverArrayOfInt.ConvertToCanonForm(CanonicalFormKind.Universal),
genericStructOverReferenceType.ConvertToCanonForm(CanonicalFormKind.Universal));
// Canonical form of SzArray and Multidim array are not the same
var arrayOfReferenceType = _referenceType.MakeArrayType();
var mdArrayOfReferenceType = _referenceType.MakeArrayType(1);
Assert.NotSame(
arrayOfReferenceType.ConvertToCanonForm(CanonicalFormKind.Specific),
mdArrayOfReferenceType.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.NotSame(
arrayOfReferenceType.ConvertToCanonForm(CanonicalFormKind.Universal),
mdArrayOfReferenceType.ConvertToCanonForm(CanonicalFormKind.Universal));
// Canonical forms of arrays over different reference types are same
var arrayOfOtherReferenceType = _otherReferenceType.MakeArrayType();
Assert.Same(
arrayOfReferenceType.ConvertToCanonForm(CanonicalFormKind.Specific),
arrayOfOtherReferenceType.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.Same(
arrayOfReferenceType.ConvertToCanonForm(CanonicalFormKind.Universal),
arrayOfOtherReferenceType.ConvertToCanonForm(CanonicalFormKind.Universal));
// Canonical forms of arrays of value types are only same for universal canon form
var arrayOfStruct = _structType.MakeArrayType();
Assert.NotSame(
arrayOfReferenceType.ConvertToCanonForm(CanonicalFormKind.Specific),
arrayOfStruct.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.Same(
arrayOfReferenceType.ConvertToCanonForm(CanonicalFormKind.Universal),
arrayOfStruct.ConvertToCanonForm(CanonicalFormKind.Universal));
}
public void TestArrayMethods(CanonicalizationMode algorithmType)
{
_context.CanonMode = algorithmType;
var arrayOfReferenceType = _referenceType.MakeArrayType(1);
var arrayOfOtherReferenceType = _otherReferenceType.MakeArrayType(1);
Assert.Same(
arrayOfReferenceType.GetMethod("Set", null).GetCanonMethodTarget(CanonicalFormKind.Specific),
arrayOfOtherReferenceType.GetMethod("Set", null).GetCanonMethodTarget(CanonicalFormKind.Specific));
Assert.Same(
arrayOfReferenceType.GetMethod("Set", null).GetCanonMethodTarget(CanonicalFormKind.Universal),
arrayOfOtherReferenceType.GetMethod("Set", null).GetCanonMethodTarget(CanonicalFormKind.Universal));
var arrayOfStruct = _structType.MakeArrayType(1);
Assert.NotSame(
arrayOfReferenceType.GetMethod("Set", null).GetCanonMethodTarget(CanonicalFormKind.Specific),
arrayOfStruct.GetMethod("Set", null).GetCanonMethodTarget(CanonicalFormKind.Specific));
Assert.Same(
arrayOfReferenceType.GetMethod("Set", null).GetCanonMethodTarget(CanonicalFormKind.Universal),
arrayOfStruct.GetMethod("Set", null).GetCanonMethodTarget(CanonicalFormKind.Universal));
}
public void TestGenericTypes(CanonicalizationMode algorithmType)
{
_context.CanonMode = algorithmType;
// Canonical forms of reference type over two different reference types are equivalent
var referenceOverReference = _genericReferenceType.MakeInstantiatedType(_referenceType);
var referenceOverOtherReference = _genericReferenceType.MakeInstantiatedType(_otherReferenceType);
Assert.Same(
referenceOverReference.ConvertToCanonForm(CanonicalFormKind.Specific),
referenceOverOtherReference.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.Same(
referenceOverReference.ConvertToCanonForm(CanonicalFormKind.Universal),
referenceOverOtherReference.ConvertToCanonForm(CanonicalFormKind.Universal));
var referenceOverReferenceOverReference = _genericReferenceType.MakeInstantiatedType(referenceOverReference);
Assert.Same(
referenceOverReference.ConvertToCanonForm(CanonicalFormKind.Specific),
referenceOverReferenceOverReference.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.Same(
referenceOverReference.ConvertToCanonForm(CanonicalFormKind.Universal),
referenceOverReferenceOverReference.ConvertToCanonForm(CanonicalFormKind.Universal));
var threeParamReferenceOverS1R1S1 = _genericReferenceTypeWithThreeParams.MakeInstantiatedType(
_structType, _referenceType, _structType);
var threeParamReferenceOverS1R2S1 = _genericReferenceTypeWithThreeParams.MakeInstantiatedType(
_structType, _otherReferenceType, _structType);
var threeParamReferenceOverS1R2S2 = _genericReferenceTypeWithThreeParams.MakeInstantiatedType(
_structType, _otherReferenceType, _otherStructType);
Assert.Same(
threeParamReferenceOverS1R1S1.ConvertToCanonForm(CanonicalFormKind.Specific),
threeParamReferenceOverS1R2S1.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.Same(
threeParamReferenceOverS1R1S1.ConvertToCanonForm(CanonicalFormKind.Universal),
threeParamReferenceOverS1R2S1.ConvertToCanonForm(CanonicalFormKind.Universal));
Assert.Same(
threeParamReferenceOverS1R1S1.ConvertToCanonForm(CanonicalFormKind.Universal),
threeParamReferenceOverS1R2S2.ConvertToCanonForm(CanonicalFormKind.Universal));
// Universal canonical forms of reference type over reference and value types are equivalent
var referenceOverStruct = _genericReferenceType.MakeInstantiatedType(_structType);
var referenceOverOtherStruct = _genericReferenceType.MakeInstantiatedType(_otherStructType);
Assert.Same(
referenceOverStruct.ConvertToCanonForm(CanonicalFormKind.Universal),
referenceOverOtherStruct.ConvertToCanonForm(CanonicalFormKind.Universal));
// Canon forms of reference type instantiated over a generic valuetype over any reference type
var genericStructOverReference = _genericStructType.MakeInstantiatedType(_referenceType);
var genericStructOverOtherReference = _genericStructType.MakeInstantiatedType(_otherReferenceType);
var referenceOverGenericStructOverReference = _genericReferenceType.MakeInstantiatedType(genericStructOverReference);
var referenceOverGenericStructOverOtherReference = _genericReferenceType.MakeInstantiatedType(genericStructOverOtherReference);
Assert.Same(
referenceOverGenericStructOverReference.ConvertToCanonForm(CanonicalFormKind.Specific),
referenceOverGenericStructOverOtherReference.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.NotSame(
referenceOverGenericStructOverReference.ConvertToCanonForm(CanonicalFormKind.Specific),
referenceOverReference.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.Same(
referenceOverGenericStructOverReference.ConvertToCanonForm(CanonicalFormKind.Universal),
referenceOverGenericStructOverOtherReference.ConvertToCanonForm(CanonicalFormKind.Universal));
Assert.Same(
referenceOverGenericStructOverReference.ConvertToCanonForm(CanonicalFormKind.Universal),
referenceOverReference.ConvertToCanonForm(CanonicalFormKind.Universal));
// Canon of a type instantiated over a signature variable is the same type when just canonicalizing as specific,
// but the universal canon form when performing universal canonicalization.
var genericStructOverSignatureVariable = _genericStructType.MakeInstantiatedType(_context.GetSignatureVariable(0, false));
Assert.Same(
genericStructOverSignatureVariable,
genericStructOverSignatureVariable.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.NotSame(
genericStructOverSignatureVariable,
genericStructOverSignatureVariable.ConvertToCanonForm(CanonicalFormKind.Universal));
}
public void TestDowngradeFromUniversalCanon(CanonicalizationMode algorithmType)
{
_context.CanonMode = algorithmType;
var grtOverUniversalCanon = _genericReferenceType.MakeInstantiatedType(_context.UniversalCanonType);
var gstOverGrtOverUniversalCanon = _genericStructType.MakeInstantiatedType(grtOverUniversalCanon);
var gstOverCanon = _genericStructType.MakeInstantiatedType(_context.CanonType);
Assert.Same(gstOverCanon, gstOverGrtOverUniversalCanon.ConvertToCanonForm(CanonicalFormKind.Specific));
var gstOverGstOverGrtOverUniversalCanon = _genericStructType.MakeInstantiatedType(gstOverGrtOverUniversalCanon);
var gstOverGstOverCanon = _genericStructType.MakeInstantiatedType(gstOverCanon);
Assert.Same(gstOverGstOverCanon, gstOverGstOverGrtOverUniversalCanon.ConvertToCanonForm(CanonicalFormKind.Specific));
}
public void TestUpgradeToUniversalCanon(CanonicalizationMode algorithmType)
{
_context.CanonMode = algorithmType;
var gstOverUniversalCanon = _genericStructType.MakeInstantiatedType(_context.UniversalCanonType);
var grtOverRtRtStOverUniversal = _genericReferenceTypeWithThreeParams.MakeInstantiatedType(
_referenceType, _referenceType, gstOverUniversalCanon);
var grtOverRtRtStOverUniversalCanon = grtOverRtRtStOverUniversal.ConvertToCanonForm(CanonicalFormKind.Specific);
// Specific form gets upgraded to universal in the presence of universal canon.
// GenericReferenceTypeWithThreeParams<ReferenceType, ReferenceType, GenericStructType<__UniversalCanon>> is
// GenericReferenceTypeWithThreeParams<T__UniversalCanon, U__UniversalCanon, V__UniversalCanon>
Assert.Same(_context.UniversalCanonType, grtOverRtRtStOverUniversalCanon.Instantiation[0]);
Assert.Same(_context.UniversalCanonType, grtOverRtRtStOverUniversalCanon.Instantiation[2]);
}
public void TestArrayMethods(CanonicalizationMode algorithmType)
{
_context.CanonMode = algorithmType;
var arrayOfReferenceType = _referenceType.MakeArrayType(1);
var arrayOfOtherReferenceType = _otherReferenceType.MakeArrayType(1);
Assert.Same(
arrayOfReferenceType.GetMethod("Set", null).GetCanonMethodTarget(CanonicalFormKind.Specific),
arrayOfOtherReferenceType.GetMethod("Set", null).GetCanonMethodTarget(CanonicalFormKind.Specific));
Assert.Same(
arrayOfReferenceType.GetMethod("Set", null).GetCanonMethodTarget(CanonicalFormKind.Universal),
arrayOfOtherReferenceType.GetMethod("Set", null).GetCanonMethodTarget(CanonicalFormKind.Universal));
var arrayOfStruct = _structType.MakeArrayType(1);
Assert.NotSame(
arrayOfReferenceType.GetMethod("Set", null).GetCanonMethodTarget(CanonicalFormKind.Specific),
arrayOfStruct.GetMethod("Set", null).GetCanonMethodTarget(CanonicalFormKind.Specific));
Assert.Same(
arrayOfReferenceType.GetMethod("Set", null).GetCanonMethodTarget(CanonicalFormKind.Universal),
arrayOfStruct.GetMethod("Set", null).GetCanonMethodTarget(CanonicalFormKind.Universal));
}
public void TestMethodsOnGenericTypes(CanonicalizationMode algorithmType)
{
_context.CanonMode = algorithmType;
var referenceOverReference = _genericReferenceType.MakeInstantiatedType(_referenceType);
var referenceOverOtherReference = _genericReferenceType.MakeInstantiatedType(_otherReferenceType);
Assert.NotSame(
referenceOverReference.GetMethod("Method", null),
referenceOverOtherReference.GetMethod("Method", null));
Assert.Same(
referenceOverReference.GetMethod("Method", null).GetCanonMethodTarget(CanonicalFormKind.Specific),
referenceOverOtherReference.GetMethod("Method", null).GetCanonMethodTarget(CanonicalFormKind.Specific));
Assert.Same(
referenceOverReference.GetMethod("Method", null).GetCanonMethodTarget(CanonicalFormKind.Universal),
referenceOverOtherReference.GetMethod("Method", null).GetCanonMethodTarget(CanonicalFormKind.Universal));
var referenceOverStruct = _genericReferenceType.MakeInstantiatedType(_structType);
Assert.NotSame(
referenceOverReference.GetMethod("Method", null).GetCanonMethodTarget(CanonicalFormKind.Specific),
referenceOverStruct.GetMethod("Method", null).GetCanonMethodTarget(CanonicalFormKind.Specific));
Assert.Same(
referenceOverReference.GetMethod("Method", null).GetCanonMethodTarget(CanonicalFormKind.Universal),
referenceOverStruct.GetMethod("Method", null).GetCanonMethodTarget(CanonicalFormKind.Universal));
Assert.Same(
referenceOverReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_referenceType).GetCanonMethodTarget(CanonicalFormKind.Specific),
referenceOverOtherReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_otherReferenceType).GetCanonMethodTarget(CanonicalFormKind.Specific));
Assert.Same(
referenceOverReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_referenceType).GetCanonMethodTarget(CanonicalFormKind.Universal),
referenceOverOtherReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_otherReferenceType).GetCanonMethodTarget(CanonicalFormKind.Universal));
Assert.NotSame(
referenceOverReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_referenceType).GetCanonMethodTarget(CanonicalFormKind.Specific),
referenceOverOtherReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_structType).GetCanonMethodTarget(CanonicalFormKind.Specific));
Assert.Same(
referenceOverReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_referenceType).GetCanonMethodTarget(CanonicalFormKind.Universal),
referenceOverOtherReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_structType).GetCanonMethodTarget(CanonicalFormKind.Universal));
Assert.NotSame(
referenceOverStruct.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_referenceType).GetCanonMethodTarget(CanonicalFormKind.Specific),
referenceOverOtherReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_structType).GetCanonMethodTarget(CanonicalFormKind.Specific));
Assert.Same(
referenceOverStruct.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_referenceType).GetCanonMethodTarget(CanonicalFormKind.Universal),
referenceOverOtherReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_structType).GetCanonMethodTarget(CanonicalFormKind.Universal));
Assert.NotSame(
referenceOverReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_structType),
referenceOverReference.GetMethod("GenericMethod", null).MakeInstantiatedMethod(_structType).GetCanonMethodTarget(CanonicalFormKind.Specific));
}
public void TestArrayTypes(CanonicalizationMode algorithmType)
{
_context.CanonMode = algorithmType;
// Generic type instantiated over an array has the same canonical form as generic type over any other reference type
var genericStructOverArrayOfInt = _genericStructType.MakeInstantiatedType(_context.GetWellKnownType(WellKnownType.Int32).MakeArrayType());
var genericStructOverReferenceType = _genericStructType.MakeInstantiatedType(_referenceType);
Assert.Same(
genericStructOverArrayOfInt.ConvertToCanonForm(CanonicalFormKind.Specific),
genericStructOverReferenceType.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.Same(
genericStructOverArrayOfInt.ConvertToCanonForm(CanonicalFormKind.Universal),
genericStructOverReferenceType.ConvertToCanonForm(CanonicalFormKind.Universal));
// Canonical form of SzArray and Multidim array are not the same
var arrayOfReferenceType = _referenceType.MakeArrayType();
var mdArrayOfReferenceType = _referenceType.MakeArrayType(1);
Assert.NotSame(
arrayOfReferenceType.ConvertToCanonForm(CanonicalFormKind.Specific),
mdArrayOfReferenceType.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.NotSame(
arrayOfReferenceType.ConvertToCanonForm(CanonicalFormKind.Universal),
mdArrayOfReferenceType.ConvertToCanonForm(CanonicalFormKind.Universal));
// Canonical forms of arrays over different reference types are same
var arrayOfOtherReferenceType = _otherReferenceType.MakeArrayType();
Assert.Same(
arrayOfReferenceType.ConvertToCanonForm(CanonicalFormKind.Specific),
arrayOfOtherReferenceType.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.Same(
arrayOfReferenceType.ConvertToCanonForm(CanonicalFormKind.Universal),
arrayOfOtherReferenceType.ConvertToCanonForm(CanonicalFormKind.Universal));
// Canonical forms of arrays of value types are only same for universal canon form
var arrayOfStruct = _structType.MakeArrayType();
Assert.NotSame(
arrayOfReferenceType.ConvertToCanonForm(CanonicalFormKind.Specific),
arrayOfStruct.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.Same(
arrayOfReferenceType.ConvertToCanonForm(CanonicalFormKind.Universal),
arrayOfStruct.ConvertToCanonForm(CanonicalFormKind.Universal));
}
public void TestGenericTypesNegative(CanonicalizationMode algorithmType)
{
_context.CanonMode = algorithmType;
// Two different types instantiated over the same type are not canonically equivalent
var referenceOverReference = _genericReferenceType.MakeInstantiatedType(_referenceType);
var structOverReference = _genericStructType.MakeInstantiatedType(_referenceType);
Assert.NotSame(
referenceOverReference.ConvertToCanonForm(CanonicalFormKind.Specific),
structOverReference.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.NotSame(
referenceOverReference.ConvertToCanonForm(CanonicalFormKind.Universal),
structOverReference.ConvertToCanonForm(CanonicalFormKind.Universal));
// Specific canonical forms of reference type over reference and value types are not equivalent
var referenceOverStruct = _genericReferenceType.MakeInstantiatedType(_structType);
var referenceOverOtherStruct = _genericReferenceType.MakeInstantiatedType(_otherStructType);
Assert.NotSame(
referenceOverStruct.ConvertToCanonForm(CanonicalFormKind.Specific),
referenceOverOtherStruct.ConvertToCanonForm(CanonicalFormKind.Specific));
var threeParamReferenceOverS1R2S1 = _genericReferenceTypeWithThreeParams.MakeInstantiatedType(
_structType, _otherReferenceType, _structType);
var threeParamReferenceOverS1R2S2 = _genericReferenceTypeWithThreeParams.MakeInstantiatedType(
_structType, _otherReferenceType, _otherStructType);
Assert.NotSame(
threeParamReferenceOverS1R2S1.ConvertToCanonForm(CanonicalFormKind.Specific),
threeParamReferenceOverS1R2S2.ConvertToCanonForm(CanonicalFormKind.Specific));
}
public void TestGenericTypes(CanonicalizationMode algorithmType)
{
_context.CanonMode = algorithmType;
// Canonical forms of reference type over two different reference types are equivalent
var referenceOverReference = _genericReferenceType.MakeInstantiatedType(_referenceType);
var referenceOverOtherReference = _genericReferenceType.MakeInstantiatedType(_otherReferenceType);
Assert.Same(
referenceOverReference.ConvertToCanonForm(CanonicalFormKind.Specific),
referenceOverOtherReference.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.Same(
referenceOverReference.ConvertToCanonForm(CanonicalFormKind.Universal),
referenceOverOtherReference.ConvertToCanonForm(CanonicalFormKind.Universal));
var referenceOverReferenceOverReference = _genericReferenceType.MakeInstantiatedType(referenceOverReference);
Assert.Same(
referenceOverReference.ConvertToCanonForm(CanonicalFormKind.Specific),
referenceOverReferenceOverReference.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.Same(
referenceOverReference.ConvertToCanonForm(CanonicalFormKind.Universal),
referenceOverReferenceOverReference.ConvertToCanonForm(CanonicalFormKind.Universal));
var threeParamReferenceOverS1R1S1 = _genericReferenceTypeWithThreeParams.MakeInstantiatedType(
_structType, _referenceType, _structType);
var threeParamReferenceOverS1R2S1 = _genericReferenceTypeWithThreeParams.MakeInstantiatedType(
_structType, _otherReferenceType, _structType);
var threeParamReferenceOverS1R2S2 = _genericReferenceTypeWithThreeParams.MakeInstantiatedType(
_structType, _otherReferenceType, _otherStructType);
Assert.Same(
threeParamReferenceOverS1R1S1.ConvertToCanonForm(CanonicalFormKind.Specific),
threeParamReferenceOverS1R2S1.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.Same(
threeParamReferenceOverS1R1S1.ConvertToCanonForm(CanonicalFormKind.Universal),
threeParamReferenceOverS1R2S1.ConvertToCanonForm(CanonicalFormKind.Universal));
Assert.Same(
threeParamReferenceOverS1R1S1.ConvertToCanonForm(CanonicalFormKind.Universal),
threeParamReferenceOverS1R2S2.ConvertToCanonForm(CanonicalFormKind.Universal));
// Universal canonical forms of reference type over reference and value types are equivalent
var referenceOverStruct = _genericReferenceType.MakeInstantiatedType(_structType);
var referenceOverOtherStruct = _genericReferenceType.MakeInstantiatedType(_otherStructType);
Assert.Same(
referenceOverStruct.ConvertToCanonForm(CanonicalFormKind.Universal),
referenceOverOtherStruct.ConvertToCanonForm(CanonicalFormKind.Universal));
// Canon forms of reference type instantiated over a generic valuetype over any reference type
var genericStructOverReference = _genericStructType.MakeInstantiatedType(_referenceType);
var genericStructOverOtherReference = _genericStructType.MakeInstantiatedType(_otherReferenceType);
var referenceOverGenericStructOverReference = _genericReferenceType.MakeInstantiatedType(genericStructOverReference);
var referenceOverGenericStructOverOtherReference = _genericReferenceType.MakeInstantiatedType(genericStructOverOtherReference);
Assert.Same(
referenceOverGenericStructOverReference.ConvertToCanonForm(CanonicalFormKind.Specific),
referenceOverGenericStructOverOtherReference.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.NotSame(
referenceOverGenericStructOverReference.ConvertToCanonForm(CanonicalFormKind.Specific),
referenceOverReference.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.Same(
referenceOverGenericStructOverReference.ConvertToCanonForm(CanonicalFormKind.Universal),
referenceOverGenericStructOverOtherReference.ConvertToCanonForm(CanonicalFormKind.Universal));
Assert.Same(
referenceOverGenericStructOverReference.ConvertToCanonForm(CanonicalFormKind.Universal),
referenceOverReference.ConvertToCanonForm(CanonicalFormKind.Universal));
// Canon of a type instantiated over a signature variable is the same type when just canonicalizing as specific,
// but the universal canon form when performing universal canonicalization.
var genericStructOverSignatureVariable = _genericStructType.MakeInstantiatedType(_context.GetSignatureVariable(0, false));
Assert.Same(
genericStructOverSignatureVariable,
genericStructOverSignatureVariable.ConvertToCanonForm(CanonicalFormKind.Specific));
Assert.NotSame(
genericStructOverSignatureVariable,
genericStructOverSignatureVariable.ConvertToCanonForm(CanonicalFormKind.Universal));
}
