Revert "Delete support for source mirrors"

tests/compiler/dart2js/mirrors_test.dart

+// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+import "package:expect/expect.dart";
+import "package:async_helper/async_helper.dart";
+import 'package:compiler/src/mirrors/source_mirrors.dart';
+import 'package:compiler/src/mirrors/mirrors_util.dart';
+import 'package:compiler/src/mirrors/analyze.dart';
+import 'package:compiler/src/filenames.dart'
+       show currentDirectory;
+import 'package:compiler/src/source_file_provider.dart';
+
+import 'dart:io';
+
+final Uri DART_MIRRORS_URI = new Uri(scheme: 'dart', path: 'mirrors');
+
+int count(Iterable iterable) {
+  var count = 0;
+  for (var element in iterable) {
+    count++;
+  }
+  return count;
+}
+
+bool containsType(TypeMirror expected, Iterable<TypeMirror> iterable) {
+  for (var element in iterable) {
+    if (element.originalDeclaration == expected.originalDeclaration) {
+      return true;
+    }
+  }
+  return false;
+}
+
+DeclarationMirror findMirror(Iterable<DeclarationMirror> list, Symbol name) {
+  for (DeclarationMirror mirror in list) {
+    if (mirror.simpleName == name) {
+      return mirror;
+    }
+  }
+  return null;
+}
+
+main() {
+  Uri scriptUri = currentDirectory.resolveUri(Platform.script);
+  Uri packageRoot = scriptUri.resolve('./packages/');
+  Uri libUri = scriptUri.resolve('../../../sdk/');
+  Uri inputUri = scriptUri.resolve('mirrors_helper.dart');
+  var provider = new CompilerSourceFileProvider();
+  var diagnosticHandler = new FormattingDiagnosticHandler(provider);
+  asyncStart();
+  var result = analyze([inputUri], libUri, packageRoot,
+                       provider.readStringFromUri, diagnosticHandler,
+                       <String>['--preserve-comments']);
+  result.then((MirrorSystem mirrors) {
+    test(mirrors);
+  }).then(asyncSuccess);
+}
+
+void test(MirrorSystem mirrors) {
+  Expect.isNotNull(mirrors, "No mirror system returned from compilation");
+
+  var libraries = mirrors.libraries;
+  Expect.isNotNull(libraries, "No libraries map returned");
+  Expect.isFalse(libraries.isEmpty, "Empty libraries map returned");
+
+  var helperLibrary = findMirror(libraries.values, #mirrors_helper);
+  Expect.isNotNull(helperLibrary, "Library 'mirrors_helper' not found");
+  Expect.equals(#mirrors_helper, helperLibrary.simpleName,
+    "Unexpected library simple name");
+  Expect.equals(#mirrors_helper, helperLibrary.qualifiedName,
+    "Unexpected library qualified name");
+  Expect.equals(helperLibrary, mirrors.findLibrary(#mirrors_helper));
+
+  var helperLibraryLocation = helperLibrary.location;
+  Expect.isNotNull(helperLibraryLocation);
+  Expect.equals(271, helperLibraryLocation.offset, "Unexpected offset");
+  Expect.equals(23, helperLibraryLocation.length, "Unexpected length");
+  Expect.equals(9, helperLibraryLocation.line, "Unexpected line");
+  Expect.equals(1, helperLibraryLocation.column, "Unexpected column");
+
+
+  var declarations = helperLibrary.declarations;
+  Expect.isNotNull(declarations, "No declarations map returned");
+  Expect.isFalse(declarations.isEmpty, "Empty declarations map returned");
+
+  testFoo(mirrors, helperLibrary, declarations);
+  testBar(mirrors, helperLibrary, declarations);
+  testBaz(mirrors, helperLibrary, declarations);
+  // TODO(johnniwinther): Add test of class [Boz] and typedef [Func].
+  // TODO(johnniwinther): Add tests of type argument substitution, which
+  // is not currently implemented in dart2js.
+  // TODO(johnniwinther): Add tests of Location and Source.
+  testPrivate(mirrors, helperLibrary, declarations);
+}
+
+// Testing class Foo:
+//
+// class Foo {
+//
+// }
+void testFoo(MirrorSystem system, LibraryMirror helperLibrary,
+             Map<Symbol, DeclarationMirror> declarations) {
+  var fooClass = declarations[#Foo];
+  Expect.isNotNull(fooClass, "Type 'Foo' not found");
+  Expect.isTrue(fooClass is ClassMirror,
+                "Unexpected mirror type returned");
+  Expect.equals(#Foo, fooClass.simpleName,
+                      "Unexpected type simple name");
+  Expect.equals(#mirrors_helper.Foo, fooClass.qualifiedName,
+                      "Unexpected type qualified name");
+
+  Expect.equals(helperLibrary, getLibrary(fooClass),
+                "Unexpected library returned from type");
+
+  Expect.isFalse(isObject(fooClass), "Class is Object");
+  Expect.isFalse(fooClass.isDynamic, "Class is dynamic");
+  Expect.isFalse(fooClass.isVoid, "Class is void");
+  Expect.isFalse(fooClass is TypeVariableMirror, "Class is a type variable");
+  Expect.isFalse(fooClass is TypedefMirror, "Class is a typedef");
+  Expect.isFalse(fooClass is FunctionTypeMirror, "Class is a function");
+
+  Expect.isTrue(fooClass.isOriginalDeclaration);
+  Expect.equals(fooClass, fooClass.originalDeclaration);
+
+  Expect.isTrue(fooClass is ClassMirror, "Class is not class");
+  Expect.isFalse(fooClass.isAbstract);
+  Expect.isFalse(fooClass.isPrivate, "Class is private");
+
+  var objectType = fooClass.superclass;
+  Expect.isNotNull(objectType, "Superclass is null");
+  Expect.isTrue(isObject(objectType), "Object is not Object");
+  Expect.isTrue(objectType.isOriginalDeclaration);
+  Expect.isTrue(containsType(fooClass,
+                             computeSubdeclarations(system, objectType)),
+                "Class is not subclass of superclass");
+
+  var fooInterfaces = fooClass.superinterfaces;
+  Expect.isNotNull(fooInterfaces, "Interfaces map is null");
+  Expect.isTrue(fooInterfaces.isEmpty, "Interfaces map is not empty");
+
+  var fooSubdeclarations = computeSubdeclarations(system, fooClass);
+  Expect.equals(1, count(fooSubdeclarations), "Unexpected subtype count");
+  for (var fooSubdeclaration in fooSubdeclarations) {
+    Expect.equals(fooClass, fooSubdeclaration.superclass.originalDeclaration);
+  }
+
+  Expect.isTrue(fooClass.typeArguments.isEmpty);
+  var fooClassTypeVariables = fooClass.typeVariables;
+  Expect.isNotNull(fooClassTypeVariables, "Type variable list is null");
+  Expect.isTrue(fooClassTypeVariables.isEmpty,
+                "Type variable list is not empty");
+
+  var fooClassMembers = fooClass.declarations;
+  Expect.isNotNull(fooClassMembers, "Declared members map is null");
+  Expect.equals(1, fooClassMembers.length);
+
+  var fooM = fooClassMembers[#m];
+  Expect.isNotNull(fooM);
+  Expect.isTrue(fooM is MethodMirror);
+  Expect.equals(1, fooM.parameters.length);
+  var fooMa = fooM.parameters[0];
+  Expect.isNotNull(fooMa);
+  Expect.isTrue(fooMa is ParameterMirror);
+
+  //////////////////////////////////////////////////////////////////////////////
+  // Metadata tests
+  //////////////////////////////////////////////////////////////////////////////
+
+  var metadataList = fooClass.metadata;
+  Expect.isNotNull(metadataList);
+  Expect.equals(14, metadataList.length);
+  var metadataListIndex = 0;
+  var metadata;
+
+  var dartMirrorsLibrary = system.libraries[DART_MIRRORS_URI];
+  Expect.isNotNull(dartMirrorsLibrary);
+  var commentType = dartMirrorsLibrary.declarations[#Comment];
+  Expect.isNotNull(commentType);
+
+  // /// Singleline doc comment.
+  metadata = metadataList[metadataListIndex++];
+  Expect.isTrue(metadata is InstanceMirror);
+  Expect.isFalse(metadata.hasReflectee);
+  Expect.throws(() => metadata.reflectee, (_) => true);
+  Expect.isTrue(metadata is CommentInstanceMirror,
+      "Unexpected metadata: $metadata");
+  Expect.equals(commentType.originalDeclaration, metadata.type);
+  Expect.isTrue(metadata.isDocComment);
+  Expect.stringEquals(
+      "/// Singleline doc comment.", metadata.text);
+  Expect.stringEquals(
+      "Singleline doc comment.", metadata.trimmedText);
+
+  // @Metadata(null)
+  metadata = metadataList[metadataListIndex++];
+  var metadataType = metadata.type;
+  Expect.isTrue(metadata is InstanceMirror);
+  Expect.isFalse(metadata.hasReflectee);
+  Expect.throws(() => metadata.reflectee, (_) => true);
+  Expect.isTrue(metadataType.isOriginalDeclaration);
+  InstanceMirror data = metadata.getField(#data);
+  Expect.isNotNull(data);
+  Expect.isTrue(data.hasReflectee);
+  Expect.isNull(data.reflectee);
+
+  // Singleline comment 1.
+  metadata = metadataList[metadataListIndex++];
+  Expect.isTrue(metadata is InstanceMirror);
+  Expect.isFalse(metadata.hasReflectee);
+  Expect.throws(() => metadata.reflectee, (_) => true);
+  Expect.isTrue(metadata is CommentInstanceMirror);
+  Expect.equals(commentType.originalDeclaration, metadata.type);
+  Expect.isFalse(metadata.isDocComment);
+  Expect.stringEquals(
+      "// Singleline comment 1.", metadata.text);
+  Expect.stringEquals(
+      "Singleline comment 1.", metadata.trimmedText);
+
+  // Singleline comment 2.
+  metadata = metadataList[metadataListIndex++];
+  Expect.isTrue(metadata is InstanceMirror);
+  Expect.isFalse(metadata.hasReflectee);
+  Expect.throws(() => metadata.reflectee, (_) => true);
+  Expect.isTrue(metadata is CommentInstanceMirror);
+  Expect.equals(commentType.originalDeclaration, metadata.type);
+  Expect.isFalse(metadata.isDocComment);
+  Expect.stringEquals(
+      "// Singleline comment 2.", metadata.text);
+  Expect.stringEquals(
+      "Singleline comment 2.", metadata.trimmedText);
+
+  // @Metadata(true)
+  metadata = metadataList[metadataListIndex++];
+  Expect.isTrue(metadata is InstanceMirror);
+  Expect.isFalse(metadata.hasReflectee);
+  Expect.throws(() => metadata.reflectee, (_) => true);
+  Expect.equals(metadataType.originalDeclaration, metadata.type);
+  data = metadata.getField(#data);
+  Expect.isNotNull(data);
+  Expect.isTrue(data.hasReflectee);
+  Expect.isTrue(data.reflectee);
+
+  // @Metadata(false)
+  metadata = metadataList[metadataListIndex++];
+  Expect.isTrue(metadata is InstanceMirror);
+  Expect.isFalse(metadata.hasReflectee);
+  Expect.throws(() => metadata.reflectee, (_) => true);
+  Expect.equals(metadataType.originalDeclaration, metadata.type);
+  data = metadata.getField(#data);
+  Expect.isNotNull(data);
+  Expect.isTrue(data.hasReflectee);
+  Expect.isFalse(data.reflectee);
+
+  // @Metadata(0)
+  metadata = metadataList[metadataListIndex++];
+  Expect.isTrue(metadata is InstanceMirror);
+  Expect.isFalse(metadata.hasReflectee);
+  Expect.throws(() => metadata.reflectee, (_) => true);
+  Expect.equals(metadataType.originalDeclaration, metadata.type);
+  data = metadata.getField(#data);
+  Expect.isNotNull(data);
+  Expect.isTrue(data.hasReflectee);
+  Expect.equals(0, data.reflectee);
+
+  // @Metadata(1.5)
+  metadata = metadataList[metadataListIndex++];
+  Expect.isTrue(metadata is InstanceMirror);
+  Expect.isFalse(metadata.hasReflectee);
+  Expect.throws(() => metadata.reflectee, (_) => true);
+  Expect.equals(metadataType.originalDeclaration, metadata.type);
+  data = metadata.getField(#data);
+  Expect.isNotNull(data);
+  Expect.isTrue(data.hasReflectee);
+  Expect.equals(1.5, data.reflectee);
+
+  // @Metadata("Foo")
+  metadata = metadataList[metadataListIndex++];
+  Expect.isTrue(metadata is InstanceMirror);
+  Expect.isFalse(metadata.hasReflectee);
+  Expect.throws(() => metadata.reflectee, (_) => true);
+  Expect.equals(metadataType.originalDeclaration, metadata.type);
+  data = metadata.getField(#data);
+  Expect.isNotNull(data);
+  Expect.isTrue(data.hasReflectee);
+  Expect.stringEquals("Foo", data.reflectee);
+
+  // @Metadata(const ["Foo"])
+  metadata = metadataList[metadataListIndex++];
+  Expect.isTrue(metadata is InstanceMirror);
+  Expect.isFalse(metadata.hasReflectee);
+  Expect.throws(() => metadata.reflectee, (_) => true);
+  Expect.equals(metadataType.originalDeclaration, metadata.type);
+  data = metadata.getField(#data);
+  Expect.isTrue(data is ListInstanceMirror);
+  Expect.isFalse(data.hasReflectee);
+  Expect.throws(() => data.reflectee, (_) => true);
+  ListInstanceMirror listData = data;
+  Expect.equals(1, listData.length);
+  InstanceMirror element = listData.getElement(0);
+  Expect.isNotNull(element);
+  Expect.isTrue(element.hasReflectee);
+  Expect.stringEquals("Foo", element.reflectee);
+
+  // @Metadata(/* Inline comment */ const {'foo':"Foo"})
+  metadata = metadataList[metadataListIndex++];
+  Expect.isTrue(metadata is InstanceMirror);
+  Expect.isFalse(metadata.hasReflectee);
+  Expect.throws(() => metadata.reflectee, (_) => true);
+  Expect.equals(metadataType.originalDeclaration, metadata.type);
+  data = metadata.getField(#data);
+  Expect.isTrue(data is MapInstanceMirror);
+  Expect.isFalse(data.hasReflectee);
+  Expect.throws(() => data.reflectee, (_) => true);
+  MapInstanceMirror mapData = data;
+  Expect.equals(1, mapData.length);
+  var it = mapData.keys.iterator;
+  Expect.isTrue(it.moveNext());
+  Expect.stringEquals('foo', it.current);
+  element = mapData.getValue('foo');
+  Expect.isNotNull(element);
+  Expect.isTrue(element.hasReflectee);
+  Expect.stringEquals("Foo", element.reflectee);
+  Expect.isNull(mapData.getValue('bar'));
+
+  // @metadata
+  var metadataRef = metadata = metadataList[metadataListIndex++];
+  Expect.isTrue(metadata is InstanceMirror);
+  Expect.isFalse(metadata.hasReflectee);
+  Expect.throws(() => metadata.reflectee, (_) => true);
+  Expect.equals(metadataType.originalDeclaration, metadata.type);
+  data = metadata.getField(#data);
+  Expect.isNotNull(data);
+  Expect.isTrue(data.hasReflectee);
+  Expect.isNull(data.reflectee);
+
+  // /** Multiline doc comment. */
+  metadata = metadataList[metadataListIndex++];
+  Expect.isTrue(metadata is InstanceMirror);
+  Expect.isFalse(metadata.hasReflectee);
+  Expect.throws(() => metadata.reflectee, (_) => true);
+  Expect.isTrue(metadata is CommentInstanceMirror);
+  Expect.equals(commentType.originalDeclaration, metadata.type);
+  Expect.isTrue(metadata.isDocComment);
+  Expect.stringEquals(
+      "/** Multiline doc comment. */", metadata.text);
+  Expect.stringEquals(
+      "Multiline doc comment. ", metadata.trimmedText);
+
+  // /* Multiline comment. */
+  metadata = metadataList[metadataListIndex++];
+  Expect.isTrue(metadata is InstanceMirror);
+  Expect.isFalse(metadata.hasReflectee);
+  Expect.throws(() => metadata.reflectee, (_) => true);
+  Expect.isTrue(metadata is CommentInstanceMirror);
+  Expect.equals(commentType.originalDeclaration, metadata.type);
+  Expect.isFalse(metadata.isDocComment);
+  Expect.stringEquals(
+      "/* Multiline comment. */", metadata.text);
+  Expect.stringEquals(
+      "Multiline comment. ", metadata.trimmedText);
+
+  Expect.equals(metadataList.length, metadataListIndex);
+
+  Expect.isNotNull(fooMa.metadata);
+  Expect.equals(1, fooMa.metadata.length);
+  Expect.equals(metadataRef, fooMa.metadata[0]);
+
+  //////////////////////////////////////////////////////////////////////////////
+  // Location test
+  //////////////////////////////////////////////////////////////////////////////
+
+  var fooClassLocation = fooClass.location;
+  Expect.isNotNull(fooClassLocation);
+  // Expect the location to start with the first metadata, not including the
+  // leading comment.
+  Expect.equals(376, fooClassLocation.offset, "Unexpected offset");
+  // Expect the location to end with the class body.
+  Expect.equals(298, fooClassLocation.length, "Unexpected length");
+  Expect.equals(18, fooClassLocation.line, "Unexpected line");
+  Expect.equals(1, fooClassLocation.column, "Unexpected column");
+
+}
+
+// Testing abstract class Bar:
+//
+// abstract class Bar<E> {
+//
+// }
+void testBar(MirrorSystem system, LibraryMirror helperLibrary,
+             Map<Symbol, DeclarationMirror> classes) {
+  var barClass = classes[#Bar];
+  Expect.isNotNull(barClass, "Type 'Bar' not found");
+  Expect.isTrue(barClass is ClassMirror,
+               "Unexpected mirror type returned");
+  Expect.equals(#Bar, barClass.simpleName,
+                      "Unexpected type simple name");
+  Expect.equals(#mirrors_helper.Bar, barClass.qualifiedName,
+                "Unexpected type qualified name");
+
+  Expect.equals(helperLibrary, getLibrary(barClass),
+                "Unexpected library returned from type");
+
+  Expect.isFalse(isObject(barClass), "Interface is Object");
+  Expect.isFalse(barClass.isDynamic, "Interface is dynamic");
+  Expect.isFalse(barClass.isVoid, "Interface is void");
+  Expect.isFalse(barClass is TypeVariableMirror, "Interface is a type variable");
+  Expect.isFalse(barClass is TypedefMirror, "Interface is a typedef");
+  Expect.isFalse(barClass is FunctionTypeMirror, "Interface is a function");
+
+  Expect.isTrue(barClass.isOriginalDeclaration);
+  Expect.equals(barClass, barClass.originalDeclaration);
+
+  Expect.isTrue(barClass is ClassMirror);
+  Expect.isTrue(barClass.isAbstract);
+  Expect.isFalse(barClass.isPrivate, "Interface is private");
+
+  var objectType = barClass.superclass;
+  Expect.isNotNull(objectType, "Superclass is null");
+  Expect.isTrue(isObject(objectType), "Object is not Object");
+  Expect.isTrue(objectType.isOriginalDeclaration);
+  Expect.isTrue(containsType(barClass,
+                             computeSubdeclarations(system, objectType)),
+                "Class is not subclass of superclass");
+
+  var barInterfaces = barClass.superinterfaces;
+  Expect.isNotNull(barInterfaces, "Interfaces map is null");
+  Expect.isTrue(barInterfaces.isEmpty, "Interfaces map is not empty");
+
+  var barSubdeclarations = computeSubdeclarations(system, barClass);
+  Expect.equals(1, count(barSubdeclarations), "Unexpected subtype count");
+  for (var barSubdeclaration in barSubdeclarations) {
+    Expect.isTrue(containsType(barClass,
+                               barSubdeclaration.superinterfaces),
+                  "Interface is not superinterface of subclass");
+  }
+
+  Expect.isTrue(barClass.typeArguments.isEmpty);
+  var barInterfaceTypeVariables = barClass.typeVariables;
+  Expect.isNotNull(barInterfaceTypeVariables, "Type variable list is null");
+  Expect.isFalse(barInterfaceTypeVariables.isEmpty,
+                 "Type variable list is empty");
+  Expect.equals(barInterfaceTypeVariables.length, 1,
+                "Unexpected number of type variables");
+
+  var barE = barInterfaceTypeVariables[0];
+  Expect.isNotNull(barE, "Type variable is null");
+  Expect.isTrue(barE is TypeVariableMirror);
+
+  var barInterfaceMembers = barClass.declarations;
+  Expect.isNotNull(barInterfaceMembers, "Declared members map is null");
+  Expect.isTrue(barInterfaceMembers.isEmpty,
+                "Declarations map is unempty");
+
+  var metadata = barClass.metadata;
+  Expect.isNotNull(metadata);
+  Expect.equals(0, metadata.length);
+}
+
+// Testing class Baz:
+//
+// class Baz<E,F extends Foo> implements Bar<E> {
+//   Baz();
+//   const Baz.named();
+//   factory Baz.factory() => new Baz<E,F>();
+//
+//   static method1(e) {}
+//   void method2(E e, [F f = null]) {}
+//   Baz<E,F> method3(E func1(F f), Func<E,F> func2) => null;
+//
+//   bool operator==(Object other) => false;
+//   int operator -() => 0;
+//   operator$foo() {}
+// }
+void testBaz(MirrorSystem system, LibraryMirror helperLibrary,
+             Map<Symbol, DeclarationMirror> declarations) {
+  var bazClass = declarations[#Baz];
+  Expect.isNotNull(bazClass, "Type 'Baz' not found");
+  Expect.isTrue(bazClass is ClassMirror,
+                "Unexpected mirror type returned");
+  Expect.equals(#Baz, bazClass.simpleName,
+                "Unexpected type simple name");
+  Expect.equals(#mirrors_helper.Baz, bazClass.qualifiedName,
+                "Unexpected type qualified name");
+
+  Expect.equals(helperLibrary, getLibrary(bazClass),
+                "Unexpected library returned from type");
+
+  Expect.isFalse(isObject(bazClass), "Class is Object");
+  Expect.isFalse(bazClass.isDynamic, "Class is dynamic");
+  Expect.isFalse(bazClass.isVoid, "Class is void");
+  Expect.isFalse(bazClass is TypeVariableMirror, "Class is a type variable");
+  Expect.isFalse(bazClass is TypedefMirror, "Class is a typedef");
+  Expect.isFalse(bazClass is FunctionTypeMirror, "Class is a function");
+
+  Expect.isTrue(bazClass.isOriginalDeclaration);
+  Expect.equals(bazClass, bazClass.originalDeclaration);
+
+  Expect.isTrue(bazClass is ClassMirror, "Class is not class");
+  Expect.isFalse(bazClass.isAbstract);
+  Expect.isFalse(bazClass.isPrivate, "Class is private");
+
+  var objectType = bazClass.superclass;
+  Expect.isNotNull(objectType, "Superclass is null");
+  Expect.isTrue(isObject(objectType), "Object is not Object");
+  Expect.isTrue(objectType.isOriginalDeclaration);
+  Expect.isTrue(containsType(bazClass,
+                             computeSubdeclarations(system, objectType)),
+                "Class is not subclass of superclass");
+
+  var bazInterfaces = bazClass.superinterfaces;
+  Expect.isNotNull(bazInterfaces, "Interfaces map is null");
+  Expect.isTrue(!bazInterfaces.isEmpty, "Interfaces map is empty");
+  for (var bazInterface in bazInterfaces) {
+    Expect.isTrue(containsType(bazClass,
+                               computeSubdeclarations(system, objectType)),
+                  "Class is not subclass of superinterface");
+  }
+
+  var bazSubdeclarations = computeSubdeclarations(system, bazClass);
+  Expect.equals(0, count(bazSubdeclarations), "Unexpected subtype count");
+
+  var barInterface = findMirror(bazInterfaces, #Bar);
+  Expect.isNotNull(barInterface, "Interface bar is missing");
+  Expect.isFalse(barInterface.isOriginalDeclaration);
+  var barInterfaceTypeArguments = barInterface.typeArguments;
+  Expect.isNotNull(barInterfaceTypeArguments, "Type arguments are missing");
+  Expect.equals(1, barInterfaceTypeArguments.length,
+                "Type arguments is empty");
+
+  Expect.isTrue(bazClass.typeArguments.isEmpty, "Class has type arguments");
+  var bazClassTypeVariables = bazClass.typeVariables;
+  Expect.isNotNull(bazClassTypeVariables, "Type variable list is null");
+  Expect.equals(2, bazClassTypeVariables.length,
+                "Type variable list is not empty");
+
+  var bazE = bazClassTypeVariables[0];
+  Expect.isNotNull(bazE, "Type variable is null");
+  Expect.equals(#E, bazE.simpleName, "Unexpected simpleName");
+  Expect.equals(#mirrors_helper.Baz.E, bazE.qualifiedName,
+                "Unexpected qualifiedName");
+  Expect.equals(bazClass, bazE.owner,
+                "Unexpected type variable declarer");
+  var bazEbound = bazE.upperBound;
+  Expect.isNotNull(bazEbound);
+  Expect.isTrue(bazEbound.isOriginalDeclaration);
+  Expect.isTrue(isObject(bazEbound), "Bound is not object");
+
+  var bazF = bazClassTypeVariables[1];
+  Expect.isNotNull(bazF, "Type variable is null");
+  Expect.equals(#F, bazF.simpleName, "Unexpected simpleName");
+  Expect.equals(#mirrors_helper.Baz.F, bazF.qualifiedName,
+                "Unexpected qualifiedName");
+  Expect.equals(bazClass, bazF.owner);
+  var bazFbound = bazF.upperBound;
+  Expect.isNotNull(bazFbound);
+  Expect.isTrue(bazFbound.isOriginalDeclaration);
+  Expect.equals(#mirrors_helper.Foo, bazFbound.qualifiedName,
+                "Bound is not Foo");
+
+  var bazClassMembers = bazClass.declarations;
+  Expect.isNotNull(bazClassMembers, "Declared members map is null");
+  Expect.equals(9, bazClassMembers.length,
+                "Unexpected number of declared members");
+
+  ////////////////////////////////////////////////////////////////////////////
+  // static method1(e) {}
+  ////////////////////////////////////////////////////////////////////////////
+  var method1 = bazClassMembers[#method1];
+  Expect.isNotNull(method1, "method1 not found");
+  Expect.equals(#method1, method1.simpleName);
+  Expect.equals(#mirrors_helper.Baz.method1, method1.qualifiedName);
+  Expect.equals(method1.owner, bazClass);
+  Expect.isFalse(method1.isTopLevel);
+  Expect.isTrue(method1 is MethodMirror);
+  Expect.isFalse(method1.isConstructor);
+  Expect.isFalse(method1.isPrivate);
+  Expect.isTrue(method1.isStatic);
+  Expect.isTrue(method1.isRegularMethod);
+  Expect.isFalse(method1.isConstConstructor);
+  Expect.isFalse(method1.isGenerativeConstructor);
+  Expect.isFalse(method1.isRedirectingConstructor);
+  Expect.isFalse(method1.isFactoryConstructor);
+  Expect.isFalse(method1.isGetter);
+  Expect.isFalse(method1.isSetter);
+  Expect.isFalse(method1.isOperator);
+
+  var dynamicType = method1.returnType;
+  Expect.isNotNull(dynamicType, "Return type was null");
+  Expect.isFalse(isObject(dynamicType), "dynamic is Object");
+  Expect.isTrue(dynamicType.isDynamic, "dynamic is not dynamic");
+  Expect.isFalse(dynamicType.isVoid, "dynamic is void");
+  Expect.isFalse(dynamicType is TypeVariableMirror, "dynamic is a type variable");
+  Expect.isFalse(dynamicType is TypedefMirror, "dynamic is a typedef");
+  Expect.isFalse(dynamicType is FunctionTypeMirror, "dynamic is a function");
+
+  var method1Parameters = method1.parameters;
+  Expect.isNotNull(method1Parameters, "Method parameters is null");
+  Expect.equals(1, method1Parameters.length, "Unexpected parameter count");
+  var method1Parameter1 = method1Parameters[0];
+  Expect.isNotNull(method1Parameter1, "Parameter is null");
+  Expect.equals(dynamicType, method1Parameter1.type);
+  Expect.equals(#e, method1Parameter1.simpleName);
+  Expect.equals(#mirrors_helper.Baz.method1.e, method1Parameter1.qualifiedName);
+  Expect.isFalse(method1Parameter1.hasDefaultValue,
+    "Parameter has default value");
+  Expect.isNull(method1Parameter1.defaultValue,
+    "Parameter default value is non-null");
+  Expect.isFalse(method1Parameter1.isOptional, "Parameter is optional");
+
+  ////////////////////////////////////////////////////////////////////////////
+  // static void method2(E e, [F f = null]) {}
+  ////////////////////////////////////////////////////////////////////////////
+  var method2 = bazClassMembers[#method2];
+  Expect.isNotNull(method2, "method2 not found");
+  Expect.equals(#method2, method2.simpleName);
+  Expect.equals(#mirrors_helper.Baz.method2, method2.qualifiedName);
+  Expect.equals(method2.owner, bazClass);
+  Expect.isFalse(method2.isTopLevel);
+  Expect.isTrue(method2 is MethodMirror);
+  Expect.isFalse(method2.isConstructor);
+  Expect.isFalse(method2.isPrivate);
+  Expect.isFalse(method2.isStatic);
+  Expect.isTrue(method2.isRegularMethod);
+  Expect.isFalse(method2.isConstConstructor);
+  Expect.isFalse(method2.isGenerativeConstructor);
+  Expect.isFalse(method2.isRedirectingConstructor);
+  Expect.isFalse(method2.isFactoryConstructor);
+  Expect.isFalse(method2.isGetter);
+  Expect.isFalse(method2.isSetter);
+  Expect.isFalse(method2.isOperator);
+
+  var voidType = method2.returnType;
+  Expect.isNotNull(voidType, "Return type was null");
+  Expect.isFalse(isObject(voidType), "void is Object");
+  Expect.isFalse(voidType.isDynamic, "void is dynamic");
+  Expect.isTrue(voidType.isVoid, "void is not void");
+  Expect.isFalse(voidType is TypeVariableMirror, "void is a type variable");
+  Expect.isFalse(voidType is TypedefMirror, "void is a typedef");
+  Expect.isFalse(voidType is FunctionTypeMirror, "void is a function");
+
+  var method2Parameters = method2.parameters;
+  Expect.isNotNull(method2Parameters, "Method parameters is null");
+  Expect.equals(2, method2Parameters.length, "Unexpected parameter count");
+  var method2Parameter1 = method2Parameters[0];
+  Expect.isNotNull(method2Parameter1, "Parameter is null");
+  Expect.equals(bazE, method2Parameter1.type);
+  Expect.equals(#e, method2Parameter1.simpleName);
+  Expect.equals(#mirrors_helper.Baz.method2.e, method2Parameter1.qualifiedName);
+  Expect.isFalse(method2Parameter1.hasDefaultValue,
+                      "Parameter has default value");
+  Expect.isNull(method2Parameter1.defaultValue,
+                "Parameter default value is non-null");
+  Expect.isFalse(method2Parameter1.isOptional, "Parameter is optional");
+  var method2Parameter2 = method2Parameters[1];
+  Expect.isNotNull(method2Parameter2, "Parameter is null");
+  Expect.equals(bazF, method2Parameter2.type);
+  Expect.equals(#f, method2Parameter2.simpleName);
+  Expect.equals(#mirrors_helper.Baz.method2.f,
+                method2Parameter2.qualifiedName);
+  Expect.isTrue(method2Parameter2.hasDefaultValue,
+                 "Parameter has default value");
+  Expect.isNotNull(method2Parameter2.defaultValue,
+                   "Parameter default value is null");
+  Expect.isTrue(method2Parameter2.isOptional, "Parameter is not optional");
+
+  ////////////////////////////////////////////////////////////////////////////
+  // Baz<E,F> method3(E func1(F f), Func<E,F> func2) => null;
+  ////////////////////////////////////////////////////////////////////////////
+  var method3 = bazClassMembers[#method3];
+  Expect.isNotNull(method3, "method3 not found");
+  Expect.equals(#method3, method3.simpleName);
+  Expect.equals(#mirrors_helper.Baz.method3, method3.qualifiedName);
+  Expect.equals(method3.owner, bazClass);
+  Expect.isFalse(method3.isTopLevel);
+  Expect.isTrue(method3 is MethodMirror);
+  Expect.isFalse(method3.isConstructor);
+  Expect.isFalse(method3.isPrivate);
+  Expect.isFalse(method3.isStatic);
+  Expect.isTrue(method3.isRegularMethod);
+  Expect.isFalse(method3.isConstConstructor);
+  Expect.isFalse(method3.isGenerativeConstructor);
+  Expect.isFalse(method3.isRedirectingConstructor);
+  Expect.isFalse(method3.isFactoryConstructor);
+  Expect.isFalse(method3.isGetter);
+  Expect.isFalse(method3.isSetter);
+  Expect.isFalse(method3.isOperator);
+
+  var method3ReturnType = method3.returnType;
+  Expect.isNotNull(method3ReturnType, "Return type is null");
+  Expect.isTrue(method3ReturnType is ClassMirror,
+                "Return type is not interface");
+  Expect.equals(bazClass, method3ReturnType.originalDeclaration);
+  // TODO(johnniwinther): Test type arguments of [method3ReturnType].
+
+  var method3Parameters = method3.parameters;
+  Expect.isNotNull(method3Parameters, "Method parameters is null");
+  Expect.equals(2, method3Parameters.length, "Unexpected parameter count");
+  var method3Parameter1 = method3Parameters[0];
+  Expect.isNotNull(method3Parameter1, "Parameter is null");
+  var method3Parameter1type = method3Parameter1.type;
+  Expect.isNotNull(method3Parameter1type, "Parameter type of 'func1' is null");
+  Expect.isTrue(method3Parameter1type is FunctionTypeMirror,
+                "Parameter type of 'func1' is not a function");
+  Expect.equals(bazE, method3Parameter1type.returnType,
+                "Return type of 'func1' is not a E");
+  Expect.isNotNull(method3Parameter1type.parameters,
+                   "Parameters of 'func1' is null");
+  Expect.equals(1, method3Parameter1type.parameters.length,
+                "Unexpected parameter count of 'func1'");
+  Expect.equals(bazE, method3Parameter1type.returnType,
+                "Return type of 'func1' is not a E");
+  Expect.isNotNull(method3Parameter1type.parameters[0],
+                "Parameter 1 of 'func1' is null");
+  Expect.equals(#f, method3Parameter1type.parameters[0].simpleName);
+  Expect.equals(bazF, method3Parameter1type.parameters[0].type,
+                "Argument type of 'func1' is not a F");
+  Expect.equals(#func1, method3Parameter1.simpleName);
+  Expect.equals(#mirrors_helper.Baz.method3.func1,
+                method3Parameter1.qualifiedName);
+  Expect.isFalse(method3Parameter1.hasDefaultValue,
+                 "Parameter has default value");
+  Expect.isNull(method3Parameter1.defaultValue,
+                "Parameter default value is non-null");
+  Expect.isFalse(method3Parameter1.isOptional, "Parameter is optional");
+
+  var method3Parameter2 = method3Parameters[1];
+  Expect.isNotNull(method3Parameter2, "Parameter is null");
+  var funcTypedef = method3Parameter2.type;
+  Expect.isNotNull(funcTypedef, "Parameter type is null");
+  Expect.equals(#Func, funcTypedef.simpleName);
+  Expect.equals(#mirrors_helper.Func, funcTypedef.qualifiedName);
+  Expect.isFalse(isObject(funcTypedef), "Typedef is Object");
+  Expect.isFalse(funcTypedef.isDynamic, "Typedef is dynamic");
+  Expect.isFalse(funcTypedef.isVoid, "Typedef is void");
+  Expect.isFalse(funcTypedef is TypeVariableMirror, "Typedef is a type variable");
+  Expect.isTrue(funcTypedef is TypedefMirror, "Typedef is not a typedef");
+  Expect.isFalse(funcTypedef is FunctionTypeMirror, "Typedef is a function");
+
+  Expect.equals(helperLibrary, getLibrary(funcTypedef),
+                "Unexpected typedef library");
+
+  Expect.isFalse(funcTypedef.isOriginalDeclaration);
+  Expect.isFalse(funcTypedef is ClassMirror, "Typedef is class");
+  Expect.isFalse(funcTypedef.isPrivate, "Typedef is private");
+  Expect.equals(2, funcTypedef.typeArguments.length);
+  var funcTypedefTypeVariables = funcTypedef.typeVariables;
+  Expect.isNotNull(funcTypedefTypeVariables);
+  Expect.equals(2, funcTypedefTypeVariables.length);
+
+  var funcTypedefDefinition = funcTypedef.referent;
+  Expect.isNotNull(funcTypedefDefinition);
+  Expect.isTrue(funcTypedefDefinition is FunctionTypeMirror);
+
+  Expect.equals(#func2, method3Parameter2.simpleName);
+  Expect.equals(#mirrors_helper.Baz.method3.func2,
+                method3Parameter2.qualifiedName);
+  Expect.isFalse(method3Parameter2.hasDefaultValue,
+                 "Parameter 'func2' has default value: "
+                 "${method3Parameter2.defaultValue}");
+  Expect.isNull(method3Parameter2.defaultValue,
+                "Parameter default value is non-null");
+  Expect.isFalse(method3Parameter2.isOptional, "Parameter is optional");
+
+  ////////////////////////////////////////////////////////////////////////////
+  // bool operator==(Object other) => false;
+  ////////////////////////////////////////////////////////////////////////////
+  var operator_eq = bazClassMembers[const Symbol('==')];
+  Expect.isNotNull(operator_eq, "operator == not found");
+  Expect.equals(const Symbol('=='), operator_eq.simpleName,
+                "Unexpected method simpleName");
+  Expect.stringEquals('operator ==', displayName(operator_eq));
+  Expect.equals(const Symbol('mirrors_helper.Baz.=='),
+                operator_eq.qualifiedName,
+                "Unexpected method qualifiedName");
+  Expect.equals(operator_eq.owner, bazClass);
+  Expect.isFalse(operator_eq.isTopLevel);
+  Expect.isTrue(operator_eq is MethodMirror);
+  Expect.isFalse(operator_eq.isConstructor);
+  Expect.isFalse(operator_eq.isPrivate);
+  Expect.isFalse(operator_eq.isStatic);
+  Expect.isTrue(operator_eq.isRegularMethod);
+  Expect.isFalse(operator_eq.isConstConstructor);
+  Expect.isFalse(operator_eq.isGenerativeConstructor);
+  Expect.isFalse(operator_eq.isRedirectingConstructor);
+  Expect.isFalse(operator_eq.isFactoryConstructor);
+  Expect.isFalse(operator_eq.isGetter);
+  Expect.isFalse(operator_eq.isSetter);
+  Expect.isTrue(operator_eq.isOperator);
+  Expect.stringEquals('==', operatorName(operator_eq));
+
+  ////////////////////////////////////////////////////////////////////////////
+  // int operator -() => 0;
+  ////////////////////////////////////////////////////////////////////////////
+  var operator_negate = bazClassMembers[const Symbol('unary-')];
+  Expect.isNotNull(operator_negate, "operator < not found");
+  Expect.equals(const Symbol('unary-'), operator_negate.simpleName,
+                      "Unexpected method simpleName");
+  Expect.stringEquals('operator -', displayName(operator_negate));
+  Expect.equals(const Symbol('mirrors_helper.Baz.unary-'),
+                      operator_negate.qualifiedName,
+                      "Unexpected method qualifiedName");
+  Expect.equals(operator_negate.owner, bazClass);
+  Expect.isFalse(operator_negate.isTopLevel);
+  Expect.isTrue(operator_negate is MethodMirror);
+  Expect.isFalse(operator_negate.isConstructor);
+  Expect.isFalse(operator_negate.isPrivate);
+  Expect.isFalse(operator_negate.isStatic);
+  Expect.isTrue(operator_negate.isRegularMethod);
+  Expect.isFalse(operator_negate.isConstConstructor);
+  Expect.isFalse(operator_negate.isGenerativeConstructor);
+  Expect.isFalse(operator_negate.isRedirectingConstructor);
+  Expect.isFalse(operator_negate.isFactoryConstructor);
+  Expect.isFalse(operator_negate.isGetter);
+  Expect.isFalse(operator_negate.isSetter);
+  Expect.isTrue(operator_negate.isOperator);
+  Expect.stringEquals('-', operatorName(operator_negate));
+
+
+  ////////////////////////////////////////////////////////////////////////////
+  // operator$foo() {}
+  ////////////////////////////////////////////////////////////////////////////
+  var operator$foo = bazClassMembers[#operator$foo];
+  Expect.isNotNull(operator$foo, "operator\$foo not found");
+  Expect.equals(#operator$foo, operator$foo.simpleName);
+  Expect.equals(#mirrors_helper.Baz.operator$foo, operator$foo.qualifiedName);
+  Expect.equals(operator$foo.owner, bazClass);
+  Expect.isFalse(operator$foo.isTopLevel);
+  Expect.isTrue(operator$foo is MethodMirror);
+  Expect.isFalse(operator$foo.isConstructor);
+  Expect.isFalse(operator$foo.isPrivate);
+  Expect.isFalse(operator$foo.isStatic);
+  Expect.isTrue(operator$foo.isRegularMethod);
+  Expect.isFalse(operator$foo.isConstConstructor);
+  Expect.isFalse(operator$foo.isGenerativeConstructor);
+  Expect.isFalse(operator$foo.isRedirectingConstructor);
+  Expect.isFalse(operator$foo.isFactoryConstructor);
+  Expect.isFalse(operator$foo.isGetter);
+  Expect.isFalse(operator$foo.isSetter);
+  Expect.isFalse(operator$foo.isOperator);
+
+  Expect.equals(dynamicType, operator$foo.returnType);
+
+  var operator$fooParameters = operator$foo.parameters;
+  Expect.isNotNull(operator$fooParameters, "Method parameters is null");
+  Expect.equals(0, operator$fooParameters.length, "Unexpected parameter count");
+
+  ////////////////////////////////////////////////////////////////////////////
+  //   Baz();
+  ////////////////////////////////////////////////////////////////////////////
+  var bazClassNonameConstructor = bazClassMembers[const Symbol('')];
+  Expect.isNotNull(bazClassNonameConstructor);
+  Expect.isTrue(bazClassNonameConstructor is MethodMirror);
+  Expect.isTrue(bazClassNonameConstructor.isConstructor);
+  Expect.isFalse(bazClassNonameConstructor.isRegularMethod);
+  Expect.isFalse(bazClassNonameConstructor.isConstConstructor);
+  Expect.isTrue(bazClassNonameConstructor.isGenerativeConstructor);
+  Expect.isFalse(bazClassNonameConstructor.isRedirectingConstructor);
+  Expect.isFalse(bazClassNonameConstructor.isFactoryConstructor);
+  Expect.equals(const Symbol(''), bazClassNonameConstructor.simpleName);
+  Expect.stringEquals('Baz', displayName(bazClassNonameConstructor));
+  Expect.equals(const Symbol('mirrors_helper.Baz.'),
+      bazClassNonameConstructor.qualifiedName);
+
+  ////////////////////////////////////////////////////////////////////////////
+  //   const Baz.named();
+  ////////////////////////////////////////////////////////////////////////////
+  var bazClassNamedConstructor = bazClassMembers[#named];
+  Expect.isNotNull(bazClassNamedConstructor);
+  Expect.isTrue(bazClassNamedConstructor is MethodMirror);
+  Expect.isTrue(bazClassNamedConstructor.isConstructor);
+  Expect.isFalse(bazClassNamedConstructor.isRegularMethod);
+  Expect.isTrue(bazClassNamedConstructor.isConstConstructor);
+  Expect.isFalse(bazClassNamedConstructor.isGenerativeConstructor);
+  Expect.isFalse(bazClassNamedConstructor.isRedirectingConstructor);
+  Expect.isFalse(bazClassNamedConstructor.isFactoryConstructor);
+  Expect.equals(#named, bazClassNamedConstructor.simpleName);
+  Expect.stringEquals('Baz.named', displayName(bazClassNamedConstructor));
+  Expect.equals(#mirrors_helper.Baz.named,
+      bazClassNamedConstructor.qualifiedName);
+
+  ////////////////////////////////////////////////////////////////////////////
+  //   factory Baz.factory() => new Baz<E,F>();
+  ////////////////////////////////////////////////////////////////////////////
+  var bazClassFactoryConstructor = bazClassMembers[#factory];
+  Expect.isNotNull(bazClassFactoryConstructor);
+  Expect.isTrue(bazClassFactoryConstructor is MethodMirror);
+  Expect.isTrue(bazClassFactoryConstructor.isConstructor);
+  Expect.isFalse(bazClassFactoryConstructor.isRegularMethod);
+  Expect.isFalse(bazClassFactoryConstructor.isConstConstructor);
+  Expect.isFalse(bazClassFactoryConstructor.isGenerativeConstructor);
+  Expect.isFalse(bazClassFactoryConstructor.isRedirectingConstructor);
+  Expect.isTrue(bazClassFactoryConstructor.isFactoryConstructor);
+  Expect.equals(#factory, bazClassFactoryConstructor.simpleName);
+  Expect.stringEquals('Baz.factory', displayName(bazClassFactoryConstructor));
+  Expect.equals(#mirrors_helper.Baz.factory,
+      bazClassFactoryConstructor.qualifiedName);
+
+  // TODO(johnniwinther): Add more tests of constructors.
+  // TODO(johnniwinther): Add a test for unnamed factory methods.
+
+  var metadata = bazClass.metadata;
+  Expect.isNotNull(metadata);
+  Expect.equals(0, metadata.length);
+}
+
+// class _PrivateClass {
+//   var _privateField;
+//   get _privateGetter => _privateField;
+//   void set _privateSetter(value) => _privateField = value;
+//   void _privateMethod() {}
+//   _PrivateClass._privateConstructor();
+//   factory _PrivateClass._privateFactoryConstructor() => new _PrivateClass();
+// }
+void testPrivate(MirrorSystem system, LibraryMirror helperLibrary,
+                 Map<Symbol, DeclarationMirror> declarations) {
+  var privateClass = declarations[const Symbol('_PrivateClass')];
+  Expect.isNotNull(privateClass);
+  Expect.isTrue(privateClass is ClassMirror);
+  Expect.isFalse(privateClass.isAbstract);
+  Expect.isTrue(privateClass.isPrivate);
+
+  var privateField = privateClass.declarations[const Symbol('_privateField')];
+  Expect.isNotNull(privateField);
+  Expect.isTrue(privateField is VariableMirror);
+  Expect.isTrue(privateField.isPrivate);
+
+  var privateGetter = privateClass.declarations[const Symbol('_privateGetter')];
+  Expect.isNotNull(privateGetter);
+  Expect.isTrue(privateGetter is MethodMirror);
+  Expect.isTrue(privateGetter.isGetter);
+  Expect.isTrue(privateGetter.isPrivate);
+  Expect.isFalse(privateGetter.isRegularMethod);
+
+  var privateSetter =
+      privateClass.declarations[const Symbol('_privateSetter=')];
+  Expect.isNotNull(privateSetter);
+  Expect.isTrue(privateSetter is MethodMirror);
+  Expect.isTrue(privateSetter.isSetter);
+  Expect.isTrue(privateSetter.isPrivate);
+  Expect.isFalse(privateSetter.isRegularMethod);
+
+  var privateMethod = privateClass.declarations[const Symbol('_privateMethod')];
+  Expect.isNotNull(privateMethod);
+  Expect.isTrue(privateMethod is MethodMirror);
+  Expect.isTrue(privateMethod.isPrivate);
+  Expect.isTrue(privateMethod.isRegularMethod);
+
+  var privateConstructor =
+      privateClass.declarations[const Symbol('_privateConstructor')];
+  Expect.isNotNull(privateConstructor);
+  Expect.isTrue(privateConstructor is MethodMirror);
+  Expect.isTrue(privateConstructor.isConstructor);
+  Expect.isTrue(privateConstructor.isPrivate);
+  Expect.isFalse(privateConstructor.isConstConstructor);
+  Expect.isFalse(privateConstructor.isRedirectingConstructor);
+  Expect.isTrue(privateConstructor.isGenerativeConstructor);
+  Expect.isFalse(privateConstructor.isFactoryConstructor);
+
+  var privateFactoryConstructor =
+      privateClass.declarations[const Symbol('_privateFactoryConstructor')];
+  Expect.isNotNull(privateFactoryConstructor);
+  Expect.isTrue(privateFactoryConstructor is MethodMirror);
+  Expect.isTrue(privateFactoryConstructor.isConstructor);
+  Expect.isTrue(privateFactoryConstructor.isPrivate);
+  Expect.isFalse(privateFactoryConstructor.isConstConstructor);
+  Expect.isFalse(privateFactoryConstructor.isRedirectingConstructor);
+  Expect.isFalse(privateFactoryConstructor.isGenerativeConstructor);
+  Expect.isTrue(privateFactoryConstructor.isFactoryConstructor);
+
+  var metadata = privateClass.metadata;
+  Expect.isNotNull(metadata);
+  Expect.equals(0, metadata.length);
+}