Add mirrors_reader_test.

tests/compiler/dart2js/mirrors/mirrors_reader_test.dart

+// Copyright (c) 2013, 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.
+
+// Test that everything reachable from a [MirrorSystem] can be accessed.
+
+library test.mirrors.reader;
+
+import "dart:mirrors" hide SourceLocation;
+
+import "package:async_helper/async_helper.dart";
+
+import "mirrors_test_helper.dart";
+import "../../../lib/mirrors/mirrors_reader.dart";
+import "../../../../sdk/lib/_internal/compiler/implementation/util/util.dart";
+import "../../../../sdk/lib/_internal/compiler/implementation/mirrors/dart2js_mirrors.dart";
+import "../../../../sdk/lib/_internal/compiler/implementation/mirrors/source_mirrors.dart";
+
+class SourceMirrorsReader extends MirrorsReader {
+  final Dart2JsMirrorSystem mirrorSystem;
+
+  SourceMirrorsReader(this.mirrorSystem,
+                      {bool verbose: false, bool includeStackTrace: false})
+      : super(verbose: verbose, includeStackTrace: includeStackTrace);
+
+  evaluate(f()) {
+    try {
+      return f();
+    } on SpannableAssertionFailure catch (e) {
+      mirrorSystem.compiler.reportAssertionFailure(e);
+      rethrow;
+    }
+  }
+
+  visitMirror(Mirror mirror) {
+    if (mirror is CombinatorMirror) {
+      visitCombinatorMirror(mirror);
+    } else if (mirror is LibraryDependencyMirror) {
+      visitLibraryDependencyMirror(mirror);
+    } else if (mirror is CommentInstanceMirror) {
+      visitCommentInstanceMirror(mirror);
+    } else if (mirror is ListInstanceMirror) {
+      visitListInstanceMirror(mirror);
+    } else if (mirror is MapInstanceMirror) {
+      visitMapInstanceMirror(mirror);
+    } else if (mirror is TypeInstanceMirror) {
+      visitTypeInstanceMirror(mirror);
+    } else {
+      super.visitMirror(mirror);
+    }
+  }
+
+  visitDeclarationMirror(DeclarationSourceMirror mirror) {
+    super.visitDeclarationMirror(mirror);
+    visit(mirror, 'isNameSynthetic', () => mirror.isNameSynthetic);
+  }
+
+  visitClassMirror(ClassSourceMirror mirror) {
+    super.visitClassMirror(mirror);
+    visit(mirror, 'isAbstract', () => mirror.isAbstract);
+  }
+
+  visitLibraryMirror(LibrarySourceMirror mirror) {
+    super.visitLibraryMirror(mirror);
+    visit(mirror, 'libraryDependencies', () => mirror.libraryDependencies);
+  }
+
+  visitParameterMirror(ParameterMirror mirror) {
+    super.visitParameterMirror(mirror);
+    if (mirror is ParameterSourceMirror) {
+      visit(mirror, 'isInitializingFormal', () => mirror.isInitializingFormal);
+      visit(mirror, 'initializedField', () => mirror.initializedField);
+    }
+  }
+
+  visitTypeMirror(TypeSourceMirror mirror) {
+    super.visitTypeMirror(mirror);
+    visit(mirror, 'isVoid', () => mirror.isVoid);
+    visit(mirror, 'isDynamic', () => mirror.isDynamic);
+  }
+
+  visitSourceLocation(SourceLocation location) {
+    super.visitSourceLocation(location);
+    visit(location, 'line', () => location.line);
+    visit(location, 'column', () => location.column);
+    visit(location, 'offset', () => location.offset);
+    visit(location, 'length', () => location.length);
+    visit(location, 'text', () => location.text);
+    visit(location, 'sourceUri', () => location.sourceUri);
+    visit(location, 'sourceText', () => location.sourceText);
+  }
+
+  visitCombinatorMirror(CombinatorMirror mirror) {
+    visit(mirror, 'identifiers', () => mirror.identifiers);
+    visit(mirror, 'isShow', () => mirror.isShow);
+    visit(mirror, 'isHide', () => mirror.isHide);
+  }
+
+  visitLibraryDependencyMirror(LibraryDependencyMirror mirror) {
+    visit(mirror, 'isImport', () => mirror.isImport);
+    visit(mirror, 'isExport', () => mirror.isExport);
+    visit(mirror, 'sourceLibrary', () => mirror.sourceLibrary);
+    visit(mirror, 'targetLibrary', () => mirror.targetLibrary);
+    visit(mirror, 'prefix', () => mirror.prefix);
+    visit(mirror, 'combinators', () => mirror.combinators);
+    visit(mirror, 'location', () => mirror.location);
+  }
+
+  visitCommentInstanceMirror(CommentInstanceMirror mirror) {
+    visitInstanceMirror(mirror);
+    visit(mirror, 'text', () => mirror.text);
+    visit(mirror, 'trimmedText', () => mirror.trimmedText);
+    visit(mirror, 'isDocComment', () => mirror.isDocComment);
+  }
+
+  visitListInstanceMirror(ListInstanceMirror mirror) {
+    visitInstanceMirror(mirror);
+    visit(mirror, 'length', () => mirror.length);
+  }
+
+  visitMapInstanceMirror(MapInstanceMirror mirror) {
+    visitInstanceMirror(mirror);
+    visit(mirror, 'keys', () => mirror.keys);
+    visit(mirror, 'length', () => mirror.length);
+  }
+
+  visitTypeInstanceMirror(TypeInstanceMirror mirror) {
+    visitInstanceMirror(mirror);
+    visit(mirror, 'representedType', () => mirror.representedType);
+  }
+}
+
+main(List<String> arguments) {
+  asyncTest(() => analyzeUri(Uri.parse('dart:core')).
+      then((MirrorSystem mirrors) {
+    MirrorsReader reader = new SourceMirrorsReader(mirrors,
+        verbose: arguments.contains('-v'),
+        includeStackTrace: arguments.contains('-s'));
+    reader.checkMirrorSystem(mirrors);
+  }));
+}