Delete a bunch of packages that are now on GitHub.

pkg/path/test/path_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:unittest/unittest.dart';
-import 'package:path/path.dart' as path;
-
-main() {
-  group('path.Style', () {
-    test('name', () {
-      expect(path.Style.posix.name, 'posix');
-      expect(path.Style.windows.name, 'windows');
-    });
-
-    test('separator', () {
-      expect(path.Style.posix.separator, '/');
-      expect(path.Style.windows.separator, '\\');
-    });
-
-    test('toString()', () {
-      expect(path.Style.posix.toString(), 'posix');
-      expect(path.Style.windows.toString(), 'windows');
-    });
-  });
-
-  group('new Context()', () {
-    test('uses the given current directory', () {
-      var context = new path.Context(current: '/a/b/c');
-      expect(context.current, '/a/b/c');
-    });
-
-    test('uses the given style', () {
-      var context = new path.Context(style: path.Style.windows);
-      expect(context.style, path.Style.windows);
-    });
-  });
-
-  test('posix is a default Context for the POSIX style', () {
-    expect(path.posix.style, path.Style.posix);
-    expect(path.posix.current, ".");
-  });
-
-  test('windows is a default Context for the Windows style', () {
-    expect(path.windows.style, path.Style.windows);
-    expect(path.windows.current, ".");
-  });
-
-  test('url is a default Context for the URL style', () {
-    expect(path.url.style, path.Style.url);
-    expect(path.url.current, ".");
-  });
-}