public void TestMissingMetadataSymbol()
{
AssemblyIdentity missingAssemblyId = new AssemblyIdentity("foo");
AssemblySymbol assem = new MockAssemblySymbol("banana");
ModuleSymbol module = new MissingModuleSymbol(assem, ordinal: -1);
NamedTypeSymbol container = new MockNamedTypeSymbol("TestClass", Enumerable.Empty <Symbol>(), TypeKind.Class);
var mms1 = new MissingMetadataTypeSymbol.TopLevel(new MissingAssemblySymbol(missingAssemblyId).Modules[0], "Elvis", "Lives", 2, true);
Assert.Equal(2, mms1.Arity);
Assert.Equal("Elvis", mms1.NamespaceName);
Assert.Equal("Lives", mms1.Name);
Assert.Equal("Elvis.Lives<,>[missing]", mms1.ToTestDisplayString());
Assert.Equal("foo", mms1.ContainingAssembly.Identity.Name);
var mms2 = new MissingMetadataTypeSymbol.TopLevel(module, "Elvis.Is", "Cool", 0, true);
Assert.Equal(0, mms2.Arity);
Assert.Equal("Elvis.Is", mms2.NamespaceName);
Assert.Equal("Cool", mms2.Name);
Assert.Equal("Elvis.Is.Cool[missing]", mms2.ToTestDisplayString());
Assert.Same(assem, mms2.ContainingAssembly);
// TODO: Add test for 3rd constructor.
}
public void TestArrayType()
{
CSharpCompilation compilation = CSharpCompilation.Create("Test");
NamedTypeSymbol elementType = new MockNamedTypeSymbol("TestClass", Enumerable.Empty <Symbol>()); // this can be any type.
ArrayTypeSymbol ats1 = ArrayTypeSymbol.CreateCSharpArray(compilation.Assembly, elementType, rank: 1);
Assert.Equal(1, ats1.Rank);
Assert.True(ats1.IsSZArray);
Assert.Same(elementType, ats1.ElementType);
Assert.Equal(SymbolKind.ArrayType, ats1.Kind);
Assert.True(ats1.IsReferenceType);
Assert.False(ats1.IsValueType);
Assert.Equal("TestClass[]", ats1.ToTestDisplayString());
ArrayTypeSymbol ats2 = ArrayTypeSymbol.CreateCSharpArray(compilation.Assembly, elementType, rank: 2);
Assert.Equal(2, ats2.Rank);
Assert.Same(elementType, ats2.ElementType);
Assert.Equal(SymbolKind.ArrayType, ats2.Kind);
Assert.True(ats2.IsReferenceType);
Assert.False(ats2.IsValueType);
Assert.Equal("TestClass[,]", ats2.ToTestDisplayString());
ArrayTypeSymbol ats3 = ArrayTypeSymbol.CreateCSharpArray(compilation.Assembly, elementType, rank: 3);
Assert.Equal(3, ats3.Rank);
Assert.Equal("TestClass[,,]", ats3.ToTestDisplayString());
}
private Symbol CreateMockSymbol(NamespaceExtent extent, XElement xel)
{
Symbol result;
var childSymbols = from childElement in xel.Elements()
select CreateMockSymbol(extent, childElement);
string name = xel.Attribute("name").Value;
switch (xel.Name.LocalName)
{
case "ns":
result = new MockNamespaceSymbol(name, extent, childSymbols);
break;
case "class":
result = new MockNamedTypeSymbol(name, childSymbols, TypeKind.Class);
break;
default:
throw new InvalidOperationException("unexpected xml element");
}
foreach (IMockSymbol child in childSymbols)
{
child.SetContainer(result);
}
return(result);
}
public void TestArrayType()
{
CSharpCompilation compilation = CSharpCompilation.Create("Test");
NamedTypeSymbol elementType = new MockNamedTypeSymbol("TestClass", Enumerable.Empty<Symbol>()); // this can be any type.
ArrayTypeSymbol ats1 = ArrayTypeSymbol.CreateCSharpArray(compilation.Assembly, elementType, rank: 1);
Assert.Equal(1, ats1.Rank);
Assert.True(ats1.IsSZArray);
Assert.Same(elementType, ats1.ElementType);
Assert.Equal(SymbolKind.ArrayType, ats1.Kind);
Assert.True(ats1.IsReferenceType);
Assert.False(ats1.IsValueType);
Assert.Equal("TestClass[]", ats1.ToTestDisplayString());
ArrayTypeSymbol ats2 = ArrayTypeSymbol.CreateCSharpArray(compilation.Assembly, elementType, rank: 2);
Assert.Equal(2, ats2.Rank);
Assert.Same(elementType, ats2.ElementType);
Assert.Equal(SymbolKind.ArrayType, ats2.Kind);
Assert.True(ats2.IsReferenceType);
Assert.False(ats2.IsValueType);
Assert.Equal("TestClass[,]", ats2.ToTestDisplayString());
ArrayTypeSymbol ats3 = ArrayTypeSymbol.CreateCSharpArray(compilation.Assembly, elementType, rank: 3);
Assert.Equal(3, ats3.Rank);
Assert.Equal("TestClass[,,]", ats3.ToTestDisplayString());
}
public void TestPointerType()
{
NamedTypeSymbol pointedAtType = new MockNamedTypeSymbol("TestClass", Enumerable.Empty<Symbol>()); // this can be any type.
PointerTypeSymbol pts1 = new PointerTypeSymbol(pointedAtType);
Assert.Same(pointedAtType, pts1.PointedAtType);
Assert.Equal(SymbolKind.PointerType, pts1.Kind);
Assert.False(pts1.IsReferenceType);
Assert.True(pts1.IsValueType);
Assert.Equal("TestClass*", pts1.ToTestDisplayString());
}
public void TestPointerType()
{
NamedTypeSymbol pointedAtType = new MockNamedTypeSymbol("TestClass", Enumerable.Empty <Symbol>()); // this can be any type.
PointerTypeSymbol pts1 = new PointerTypeSymbol(pointedAtType);
Assert.Same(pointedAtType, pts1.PointedAtType);
Assert.Equal(SymbolKind.PointerType, pts1.Kind);
Assert.False(pts1.IsReferenceType);
Assert.True(pts1.IsValueType);
Assert.Equal("TestClass*", pts1.ToTestDisplayString());
}
public void TestMissingMetadataSymbol()
{
AssemblyIdentity missingAssemblyId = new AssemblyIdentity("foo");
AssemblySymbol assem = new MockAssemblySymbol("banana");
ModuleSymbol module = new MissingModuleSymbol(assem, ordinal: -1);
NamedTypeSymbol container = new MockNamedTypeSymbol("TestClass", Enumerable.Empty<Symbol>(), TypeKind.Class);
var mms1 = new MissingMetadataTypeSymbol.TopLevel(new MissingAssemblySymbol(missingAssemblyId).Modules[0], "Elvis", "Lives", 2, true);
Assert.Equal(2, mms1.Arity);
Assert.Equal("Elvis", mms1.NamespaceName);
Assert.Equal("Lives", mms1.Name);
Assert.Equal("Elvis.Lives<,>[missing]", mms1.ToTestDisplayString());
Assert.Equal("foo", mms1.ContainingAssembly.Identity.Name);
var mms2 = new MissingMetadataTypeSymbol.TopLevel(module, "Elvis.Is", "Cool", 0, true);
Assert.Equal(0, mms2.Arity);
Assert.Equal("Elvis.Is", mms2.NamespaceName);
Assert.Equal("Cool", mms2.Name);
Assert.Equal("Elvis.Is.Cool[missing]", mms2.ToTestDisplayString());
Assert.Same(assem, mms2.ContainingAssembly);
// TODO: Add test for 3rd constructor.
}
private Symbol CreateMockSymbol(NamespaceExtent extent, XElement xel)
{
Symbol result;
var childSymbols = from childElement in xel.Elements()
select CreateMockSymbol(extent, childElement);
string name = xel.Attribute("name").Value;
switch (xel.Name.LocalName)
{
case "ns":
result = new MockNamespaceSymbol(name, extent, childSymbols);
break;
case "class":
result = new MockNamedTypeSymbol(name, childSymbols, TypeKind.Class);
break;
default:
throw new ApplicationException("unexpected xml element");
}
foreach (IMockSymbol child in childSymbols)
{
child.SetContainer(result);
}
return result;
}