public void MetadataImageReference_Assembly_WithXxx()
{
var doc = new TestDocumentationProvider();
var assembly = AssemblyMetadata.CreateFromImage(TestResources.SymbolsTests.General.C1);
var r = new MetadataImageReference(
assembly,
documentation: doc,
aliases: ImmutableArray.Create("a"),
embedInteropTypes: true,
fullPath: @"c:\temp",
display: "hello");
Assert.Same(doc, r.DocumentationProvider);
Assert.Same(doc, r.DocumentationProvider);
Assert.NotNull(r.GetMetadata());
Assert.Equal(true, r.Properties.EmbedInteropTypes);
Assert.Equal(MetadataImageKind.Assembly, r.Properties.Kind);
AssertEx.Equal(new[] { "a" }, r.Properties.Aliases);
Assert.Equal(@"c:\temp", r.FullPath);
var r2 = r.WithEmbedInteropTypes(true);
Assert.Equal(r, r2);
var r3 = r.WithAliases(ImmutableArray.Create("b", "c"));
Assert.Same(r.DocumentationProvider, r3.DocumentationProvider);
Assert.Same(r.GetMetadata(), r3.GetMetadata());
Assert.Equal(r.Properties.EmbedInteropTypes, r3.Properties.EmbedInteropTypes);
Assert.Equal(r.Properties.Kind, r3.Properties.Kind);
AssertEx.Equal(new[] { "b", "c" }, r3.Properties.Aliases);
Assert.Equal(r.FullPath, r3.FullPath);
var r4 = r.WithEmbedInteropTypes(false);
Assert.Same(r.DocumentationProvider, r4.DocumentationProvider);
Assert.Same(r.GetMetadata(), r4.GetMetadata());
Assert.Equal(false, r4.Properties.EmbedInteropTypes);
Assert.Equal(r.Properties.Kind, r4.Properties.Kind);
AssertEx.Equal(r.Properties.Aliases, r4.Properties.Aliases);
Assert.Equal(r.FullPath, r4.FullPath);
Assert.Throws <ArgumentNullException>(() => r.WithDocumentationProvider(null));
Assert.Same(r, r.WithDocumentationProvider(r.DocumentationProvider));
var doc2 = new TestDocumentationProvider();
var r5 = r.WithDocumentationProvider(doc2);
Assert.Same(doc2, r5.DocumentationProvider);
Assert.Same(r.GetMetadata(), r5.GetMetadata());
Assert.Equal(r.Properties.EmbedInteropTypes, r5.Properties.EmbedInteropTypes);
Assert.Equal(r.Properties.Kind, r5.Properties.Kind);
AssertEx.Equal(r.Properties.Aliases, r5.Properties.Aliases);
Assert.Equal(r.FullPath, r5.FullPath);
}
public void MetadataImageReference_Module_WithXxx()
{
var doc = new TestDocumentationProvider();
var module = ModuleMetadata.CreateFromImage(TestResources.SymbolsTests.General.C1);
var r = new MetadataImageReference(module, fullPath: @"c:\temp", display: "hello", documentation: doc);
Assert.Same(doc, r.DocumentationProvider);
Assert.Same(doc, r.DocumentationProvider);
Assert.NotNull(r.GetMetadata());
Assert.Equal(false, r.Properties.EmbedInteropTypes);
Assert.Equal(MetadataImageKind.Module, r.Properties.Kind);
Assert.True(r.Properties.Aliases.IsDefault);
Assert.Equal(@"c:\temp", r.FullPath);
var r1 = r.WithAliases(default(ImmutableArray <string>));
Assert.Same(r, r1);
var r2 = r.WithEmbedInteropTypes(false);
Assert.Same(r, r2);
var r3 = r.WithDocumentationProvider(doc);
Assert.Same(r, r3);
Assert.Throws <ArgumentException>(() => r.WithAliases(new[] { "bar" }));
Assert.Throws <ArgumentException>(() => r.WithEmbedInteropTypes(true));
}
public void MetadataImageReference_Module_WithXxx()
{
var doc = new TestDocumentationProvider();
var module = ModuleMetadata.CreateFromImage(TestResources.SymbolsTests.General.C1);
var r = new MetadataImageReference(module, filePath: @"c:\temp", display: "hello", documentation: doc);
Assert.Same(doc, r.DocumentationProvider);
Assert.Same(doc, r.DocumentationProvider);
Assert.NotNull(r.GetMetadata());
Assert.Equal(false, r.Properties.EmbedInteropTypes);
Assert.Equal(MetadataImageKind.Module, r.Properties.Kind);
Assert.True(r.Properties.Aliases.IsDefault);
Assert.Equal(@"c:\temp", r.FilePath);
var r1 = r.WithAliases(default(ImmutableArray<string>));
Assert.Same(r, r1);
var r2 = r.WithEmbedInteropTypes(false);
Assert.Same(r, r2);
var r3 = r.WithDocumentationProvider(doc);
Assert.Same(r, r3);
Assert.Throws<ArgumentException>(() => r.WithAliases(new[] { "bar" }));
Assert.Throws<ArgumentException>(() => r.WithEmbedInteropTypes(true));
}
public void MetadataImageReferenceFromStream()
{
MetadataImageReference r;
r = new MetadataImageReference(new MemoryStream(TestResources.SymbolsTests.General.C1, writable: false));
Assert.Equal("<in-memory assembly>".NeedsLocalization(), r.Display);
Assert.Equal("C, Version=1.0.0.0, Culture=neutral, PublicKeyToken=374d0c2befcd8cc9", ((AssemblyMetadata)r.GetMetadata()).Assembly.Identity.GetDisplayName());
}
public void MetadataImageReference_Assembly_WithXxx()
{
var doc = new TestDocumentationProvider();
var assembly = AssemblyMetadata.CreateFromImage(TestResources.SymbolsTests.General.C1);
var r = new MetadataImageReference(
assembly,
documentation: doc,
aliases: ImmutableArray.Create("a"),
embedInteropTypes: true,
filePath: @"c:\temp",
display: "hello");
Assert.Same(doc, r.DocumentationProvider);
Assert.Same(doc, r.DocumentationProvider);
Assert.NotNull(r.GetMetadata());
Assert.Equal(true, r.Properties.EmbedInteropTypes);
Assert.Equal(MetadataImageKind.Assembly, r.Properties.Kind);
AssertEx.Equal(new[] { "a" }, r.Properties.Aliases);
Assert.Equal(@"c:\temp", r.FilePath);
var r2 = r.WithEmbedInteropTypes(true);
Assert.Equal(r, r2);
var r3 = r.WithAliases(ImmutableArray.Create("b", "c"));
Assert.Same(r.DocumentationProvider, r3.DocumentationProvider);
Assert.Same(r.GetMetadata(), r3.GetMetadata());
Assert.Equal(r.Properties.EmbedInteropTypes, r3.Properties.EmbedInteropTypes);
Assert.Equal(r.Properties.Kind, r3.Properties.Kind);
AssertEx.Equal(new[] { "b", "c" }, r3.Properties.Aliases);
Assert.Equal(r.FilePath, r3.FilePath);
var r4 = r.WithEmbedInteropTypes(false);
Assert.Same(r.DocumentationProvider, r4.DocumentationProvider);
Assert.Same(r.GetMetadata(), r4.GetMetadata());
Assert.Equal(false, r4.Properties.EmbedInteropTypes);
Assert.Equal(r.Properties.Kind, r4.Properties.Kind);
AssertEx.Equal(r.Properties.Aliases, r4.Properties.Aliases);
Assert.Equal(r.FilePath, r4.FilePath);
Assert.Throws<ArgumentNullException>(() => r.WithDocumentationProvider(null));
Assert.Same(r, r.WithDocumentationProvider(r.DocumentationProvider));
var doc2 = new TestDocumentationProvider();
var r5 = r.WithDocumentationProvider(doc2);
Assert.Same(doc2, r5.DocumentationProvider);
Assert.Same(r.GetMetadata(), r5.GetMetadata());
Assert.Equal(r.Properties.EmbedInteropTypes, r5.Properties.EmbedInteropTypes);
Assert.Equal(r.Properties.Kind, r5.Properties.Kind);
AssertEx.Equal(r.Properties.Aliases, r5.Properties.Aliases);
Assert.Equal(r.FilePath, r5.FilePath);
}
public void MetadataImageReferenceFromStream()
{
MetadataImageReference r;
r = new MetadataImageReference(new MemoryStream(TestResources.SymbolsTests.General.C1, writable: false));
Assert.Equal("<in-memory assembly>".NeedsLocalization(), r.Display);
Assert.Equal("C, Version=1.0.0.0, Culture=neutral, PublicKeyToken=374d0c2befcd8cc9", ((AssemblyMetadata)r.GetMetadata()).Assembly.Identity.GetDisplayName());
}
public void CyclesInReferences()
{
var sourceA = @"
public class A { }
";
var a = CreateCompilationWithMscorlib(sourceA, assemblyName: "A");
var sourceB = @"
public class B : A { }
public class Foo {}
";
var b = CreateCompilationWithMscorlib(sourceB, new[] { new CSharpCompilationReference(a) }, assemblyName: "B");
var refB = new MetadataImageReference(b.EmitToArray());
var sourceA2 = @"
public class A
{
public Foo x = new Foo();
}
";
// construct A2 that has a reference to assembly identity "B".
var a2 = CreateCompilationWithMscorlib(sourceA2, new[] { refB }, assemblyName: "A");
var refA2 = new MetadataImageReference(a2.EmitToArray());
var symbolB = a2.GetReferencedAssemblySymbol(refB);
Assert.True(symbolB is Microsoft.CodeAnalysis.CSharp.Symbols.Metadata.PE.PEAssemblySymbol, "PE symbol expected");
// force A assembly symbol to be added to a metadata cache:
var c = CreateCompilationWithMscorlib("class C : A {}", new[] { refA2, refB }, assemblyName: "C");
var symbolA2 = c.GetReferencedAssemblySymbol(refA2);
Assert.True(symbolA2 is Microsoft.CodeAnalysis.CSharp.Symbols.Metadata.PE.PEAssemblySymbol, "PE symbol expected");
Assert.Equal(1, ((AssemblyMetadata)refA2.GetMetadata()).CachedSymbols.WeakCount);
GC.KeepAlive(symbolA2);
// Recompile "B" and remove int Foo. The assembly manager should not reuse symbols for A since they are referring to old version of B.
var b2 = CreateCompilationWithMscorlib(@"
public class B : A
{
public void Bar()
{
object objX = this.x;
}
}
", new[] { refA2 }, assemblyName: "B");
// TODO (tomat): Dev11 also reports:
// b2.cs(5,28): error CS0570: 'A.x' is not supported by the language
b2.VerifyDiagnostics(
// (6,28): error CS7068: Reference to type 'Foo' claims it is defined in this assembly, but it is not defined in source or any added modules
// object objX = this.x;
Diagnostic(ErrorCode.ERR_MissingTypeInSource, "x").WithArguments("Foo"));
}
