remove docgen source and targets from build

pkg/docgen/test/multi_library_test.dart

-// Copyright (c) 2014, 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.
-
-library single_library_test;
-
-import 'package:path/path.dart' as p;
-import 'package:unittest/unittest.dart';
-
-import '../lib/docgen.dart';
-import '../lib/src/exports/mirrors_util.dart' as dart2js_util;
-
-import 'util.dart';
-
-List<Uri> _writeLibFiles() {
-  var codePath = getMultiLibraryCodePath();
-
-  codePath = p.join(codePath, 'lib');
-
-  return ['test_lib.dart', 'test_lib_bar.dart', 'test_lib_foo.dart']
-      .map((name) => p.join(codePath, name))
-      .map(p.toUri)
-      .toList();
-}
-
-void main() {
-  group('Generate docs for', () {
-    test('multiple libraries.', () {
-      var files = _writeLibFiles();
-      return getMirrorSystem(files, false)
-        .then((mirrorSystem) {
-          var test_libraryUri = files[0];
-          var library = new Library(mirrorSystem.libraries[test_libraryUri]);
-
-          /// Testing fixReference
-          // Testing Doc comment for class [B].
-          var libraryMirror = mirrorSystem.libraries[test_libraryUri];
-          var classDocComment = library.fixReference('B').children.first.text;
-          expect(classDocComment, 'test_lib.B');
-
-          // Test for linking to parameter [c]
-          var importedLib = libraryMirror.libraryDependencies.firstWhere(
-            (dep) => dep.isImport).targetLibrary;
-          var aClassMirror =
-              dart2js_util.classesOf(importedLib.declarations).first;
-          expect(dart2js_util.qualifiedNameOf(aClassMirror),
-                 'test_lib.foo.B');
-          var exportedClass = getDocgenObject(aClassMirror, library);
-          expect(exportedClass is Class, isTrue);
-
-
-          var method = exportedClass.methods['doThis'];
-          expect(method is Method, isTrue);
-          var methodParameterDocComment = method.fixReference(
-              'c').children.first.text;
-          expect(methodParameterDocComment, 'test_lib.B.doThis.c');
-
-
-          expect(method.fixReference('A').children.first.text, 'test_lib.A');
-          // Testing trying to refer to doThis function
-          expect(method.fixReference('doThis').children.first.text,
-              'test_lib.B.doThis');
-
-          // Testing trying to refer to doThis function
-          expect(method.fixReference('doElse').children.first.text,
-              'test_lib.B.doElse');
-
-
-          // Test a third library referencing another exported library in a
-          // separate file.
-          importedLib = libraryMirror.libraryDependencies.firstWhere(
-            (dep) => dep.isImport &&
-                     dart2js_util.qualifiedNameOf(dep.targetLibrary) ==
-            'test_lib.bar').targetLibrary;
-          aClassMirror = dart2js_util.classesOf(importedLib.declarations).first;
-          expect(dart2js_util.qualifiedNameOf(aClassMirror),
-                 'test_lib.bar.C');
-          exportedClass = getDocgenObject(aClassMirror, library);
-          expect(exportedClass is Class, isTrue);
-          expect(exportedClass.docName, 'test_lib.C');
-
-          methodParameterDocComment = exportedClass.fixReference(
-              'B').children.first.text;
-          expect(methodParameterDocComment, 'test_lib.B');
-
-          methodParameterDocComment = exportedClass.fixReference(
-              'testFunc').children.first.text;
-          expect(methodParameterDocComment, 'test_lib.testFunc');
-
-        });
-    });
-
-    test('multiple exported libraries.', () {
-      var lib_file = p.toUri(p.join(getMultiLibraryCodePath(), 'lib',
-          'test_lib2.dart'));
-      return getMirrorSystem([lib_file], false)
-        .then((mirrorSystem) {
-          var library = new Library(mirrorSystem.libraries[lib_file]);
-
-          // Test that libraries do recursive exports correctly.
-          expect(true, library.classes.keys.contains('Bar'));
-        });
-
-    });
-  });
-}