pkg/docgen: test fixes

pkg/docgen/test/only_lib_content_in_pkg_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 docgen.test.only_lib_content_in_pkg;
+
+import 'dart:io';
+
+import 'package:path/path.dart' as p;
+import 'package:scheduled_test/descriptor.dart' as d;
+import 'package:scheduled_test/scheduled_test.dart';
+import 'package:unittest/matcher.dart';
+
+import '../lib/docgen.dart' as dg;
+import 'util.dart';
+
+void main() {
+
+  setUp(() {
+    scheduleTempDir();
+  });
+
+  test('exclude non-lib code from package docs', () {
+    schedule(() {
+      var thisScript = Platform.script;
+      var thisPath = p.fromUri(thisScript);
+      expect(p.basename(thisPath), 'only_lib_content_in_pkg_test.dart');
+      expect(p.dirname(thisPath), endsWith('test'));
+
+
+      var codeDir = p.normalize(p.join(thisPath, '..', '..'));
+      print(codeDir);
+      expect(FileSystemEntity.isDirectorySync(codeDir), isTrue);
+      return dg.docgen(['$codeDir/'], out: p.join(d.defaultRoot, 'docs'));
+    });
+
+    d.dir('docs', [
+        d.dir('docgen', [
+          d.matcherFile('docgen.json',  isJsonMap)
+        ]),
+        d.matcherFile('index.json', isJsonMap),
+        d.matcherFile('index.txt', hasSortedLines),
+        d.matcherFile('library_list.json', isJsonMap),
+        d.nothing('test_lib.json'),
+        d.nothing('test_lib-bar.json'),
+        d.nothing('test_lib-foo.json')
+    ]).validate();
+
+  });
+}