public void SetUp()
{
pc = new SimpleProjectContent();
var cu = new CSharpParser().Parse(new StringReader(program));
parsedFile = new TypeSystemConvertVisitor(pc, "program.cs").Convert(cu);
pc.UpdateProjectContent(null, parsedFile);
ctx = new CompositeTypeResolveContext(new[] { pc, CecilLoaderTests.Mscorlib });
baseClass = pc.GetTypeDefinition(string.Empty, "Base", 1, StringComparer.Ordinal);
nestedClass = baseClass.NestedTypes.Single();
derivedClass = pc.GetTypeDefinition(string.Empty, "Derived", 2, StringComparer.Ordinal);
systemClass = pc.GetTypeDefinition("NS", "System", 0, StringComparer.Ordinal);
}
public void GenerateTypeSystem()
{
SimpleProjectContent pc = new SimpleProjectContent();
CSharpParser parser = new CSharpParser();
parser.GenerateTypeSystemMode = true;
foreach (string fileName in fileNames) {
CompilationUnit cu;
using (var fs = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read, 4096, FileOptions.SequentialScan)) {
cu = parser.Parse(fs);
}
TypeSystemConvertVisitor cv = new TypeSystemConvertVisitor(pc, fileName);
pc.UpdateProjectContent(null, cv.Convert(cu));
}
}
public void FixtureSetUp()
{
const string fileName = "TypeSystemTests.TestCase.cs";
CSharpParser parser = new CSharpParser();
CompilationUnit cu;
using (Stream s = typeof(TypeSystemTests).Assembly.GetManifestResourceStream(typeof(TypeSystemTests), fileName)) {
cu = parser.Parse(s);
}
testCasePC = new SimpleProjectContent();
TypeSystemConvertVisitor visitor = new TypeSystemConvertVisitor(testCasePC, fileName);
cu.AcceptVisitor(visitor, null);
ParsedFile parsedFile = visitor.ParsedFile;
((SimpleProjectContent)testCasePC).UpdateProjectContent(null, parsedFile.TopLevelTypeDefinitions, null, null);
}
internal static IProjectContent ParseTestCase()
{
const string fileName = "TypeSystemTests.TestCase.cs";
CSharpParser parser = new CSharpParser();
CompilationUnit cu;
using (Stream s = typeof(TypeSystemTests).Assembly.GetManifestResourceStream(typeof(TypeSystemTests), fileName)) {
cu = parser.Parse(s);
}
var testCasePC = new SimpleProjectContent();
CSharpParsedFile parsedFile = new TypeSystemConvertVisitor(testCasePC, fileName).Convert(cu);
parsedFile.Freeze();
testCasePC.UpdateProjectContent(null, parsedFile);
return testCasePC;
}
void ResolveButtonClick(object sender, EventArgs e)
{
SimpleProjectContent project = new SimpleProjectContent();
TypeSystemConvertVisitor convertVisitor = new TypeSystemConvertVisitor(project, "dummy.cs");
compilationUnit.AcceptVisitor(convertVisitor, null);
project.UpdateProjectContent(null, convertVisitor.ParsedFile.TopLevelTypeDefinitions, null, null);
List<ITypeResolveContext> projects = new List<ITypeResolveContext>();
projects.Add(project);
projects.AddRange(builtInLibs.Value);
using (var context = new CompositeTypeResolveContext(projects).Synchronize()) {
CSharpResolver resolver = new CSharpResolver(context);
IResolveVisitorNavigator navigator = null;
if (csharpTreeView.SelectedNode != null) {
navigator = new NodeListResolveVisitorNavigator(new[] { (AstNode)csharpTreeView.SelectedNode.Tag });
}
ResolveVisitor visitor = new ResolveVisitor(resolver, convertVisitor.ParsedFile, navigator);
visitor.Scan(compilationUnit);
csharpTreeView.BeginUpdate();
ShowResolveResultsInTree(csharpTreeView.Nodes, visitor);
csharpTreeView.EndUpdate();
}
}
void FindReferencesButtonClick(object sender, EventArgs e)
{
if (csharpTreeView.SelectedNode == null)
return;
SimpleProjectContent project = new SimpleProjectContent();
var parsedFile = new TypeSystemConvertVisitor(project, "dummy.cs").Convert(compilationUnit);
project.UpdateProjectContent(null, parsedFile);
List<ITypeResolveContext> projects = new List<ITypeResolveContext>();
projects.Add(project);
projects.AddRange(builtInLibs.Value);
using (var context = new CompositeTypeResolveContext(projects).Synchronize()) {
CSharpResolver resolver = new CSharpResolver(context);
AstNode node = (AstNode)csharpTreeView.SelectedNode.Tag;
IResolveVisitorNavigator navigator = new NodeListResolveVisitorNavigator(new[] { node });
ResolveVisitor visitor = new ResolveVisitor(resolver, parsedFile, navigator);
visitor.Scan(compilationUnit);
IEntity entity;
MemberResolveResult mrr = visitor.GetResolveResult(node) as MemberResolveResult;
TypeResolveResult trr = visitor.GetResolveResult(node) as TypeResolveResult;
if (mrr != null) {
entity = mrr.Member;
} else if (trr != null) {
entity = trr.Type.GetDefinition();
} else {
return;
}
FindReferences fr = new FindReferences();
int referenceCount = 0;
FoundReferenceCallback callback = delegate(AstNode matchNode, ResolveResult result) {
referenceCount++;
};
var searchScopes = fr.GetSearchScopes(entity);
navigator = new CompositeResolveVisitorNavigator(searchScopes.Select(s => s.GetNavigator(callback)).ToArray());
visitor = new ResolveVisitor(resolver, parsedFile, navigator);
visitor.Scan(compilationUnit);
csharpTreeView.BeginUpdate();
ShowResolveResultsInTree(csharpTreeView.Nodes, visitor);
csharpTreeView.EndUpdate();
MessageBox.Show("Found " + referenceCount + " references to " + entity.FullName);
}
}
public void ExpansiveInheritance()
{
SimpleProjectContent pc = new SimpleProjectContent();
DefaultTypeDefinition a = new DefaultTypeDefinition(pc, string.Empty, "A");
DefaultTypeDefinition b = new DefaultTypeDefinition(pc, string.Empty, "B");
// interface A<in U>
a.Kind = TypeKind.Interface;
a.TypeParameters.Add(new DefaultTypeParameter(EntityType.TypeDefinition, 0, "U") { Variance = VarianceModifier.Contravariant });
// interface B<X> : A<A<B<X>>> { }
DefaultTypeParameter x = new DefaultTypeParameter(EntityType.TypeDefinition, 0, "X");
b.TypeParameters.Add(x);
b.BaseTypes.Add(new ParameterizedType(a, new[] { new ParameterizedType(a, new [] { new ParameterizedType(b, new [] { x }) } ) }));
IType type1 = new ParameterizedType(b, new[] { KnownTypeReference.Double.Resolve(ctx) });
IType type2 = new ParameterizedType(a, new [] { new ParameterizedType(b, new[] { KnownTypeReference.String.Resolve(ctx) }) });
Assert.IsFalse(conversions.ImplicitConversion(type1, type2));
}