Add a Pub source that checks packages out from Git.

utils/tests/pub/pub_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.
 
 #library('pub_tests');
 
 #import('dart:io');
 
 #import('test_pub.dart');
 #import('../../../lib/unittest/unittest.dart');
@@ skipping 74 matching lines @@
   test('adds a dependent package', () {
     dir(sdkPath, [
       dir('lib', [
         dir('foo', [
           file('foo.dart', 'main() => "foo";')
         ])
       ])
     ]).scheduleCreate();
 
     dir(appPath, [
-      file('pubspec', 'dependencies:\n- foo')
+      file('pubspec', 'dependencies:\n  foo:')
     ]).scheduleCreate();
 
     dir(packagesPath, [
       dir('foo', [
         file('foo.dart', 'main() => "foo";')
       ])
     ]).scheduleValidate();
 
     runPub(args: ['install'],
         output: '''
         Dependencies installed!
         ''');
   });
 
   test('adds a transitively dependent package', () {
     dir(sdkPath, [
       dir('lib', [
         dir('foo', [
           file('foo.dart', 'main() => "foo";'),
-          file('pubspec', 'dependencies:\n- bar')
+          file('pubspec', 'dependencies:\n  bar:')
         ]),
         dir('bar', [
           file('bar.dart', 'main() => "bar";'),
         ])
       ])
     ]).scheduleCreate();
 
     dir(appPath, [
-      file('pubspec', 'dependencies:\n- foo')
+      file('pubspec', 'dependencies:\n  foo:')
     ]).scheduleCreate();
 
     dir(packagesPath, [
       dir('foo', [
         file('foo.dart', 'main() => "foo";')
       ]),
       dir('bar', [
         file('bar.dart', 'main() => "bar";'),
       ])
     ]).scheduleValidate();
 
     runPub(args: ['install'],
         output: '''
         Dependencies installed!
         ''');
   });
+
+  test('checks out a package from Git', () {
+    git('foo.git', [
+      file('foo.dart', 'main() => "foo";')
+    ]).scheduleCreate();
+
+    dir(appPath, [
+      file('pubspec', '''
+dependencies:
+  foo:
+    git: ../foo.git
+''')
+    ]).scheduleCreate();
+
+    dir(packagesPath, [
+      dir('foo', [
+        file('foo.dart', 'main() => "foo";')
+      ])
+    ]).scheduleValidate();
+
+    runPub(args: ['install'],
+        output: const RegExp(@"^Cloning into[\s\S]*^Dependencies installed!$",
+                             multiLine: true));
+  });
+
+  test('checks out packages transitively from Git', () {
+    git('foo.git', [
+      file('foo.dart', 'main() => "foo";'),
+      file('pubspec', '''
+dependencies:
+  bar:
+    git: ../bar.git
+''')
+    ]).scheduleCreate();
+
+    git('bar.git', [
+      file('bar.dart', 'main() => "bar";')
+    ]).scheduleCreate();
+
+    dir(appPath, [
+      file('pubspec', '''
+dependencies:
+  foo:
+    git: ../foo.git
+''')
+    ]).scheduleCreate();
+
+    dir(packagesPath, [
+      dir('foo', [
+        file('foo.dart', 'main() => "foo";')
+      ]),
+      dir('bar', [
+        file('bar.dart', 'main() => "bar";')
+      ])
+    ]).scheduleValidate();
+
+    runPub(args: ['install'],
+        output: const RegExp("^Cloning into[\\s\\S]*^Dependencies installed!\$",
+                             multiLine: true));
+  });
 }
 
 versionCommand() {
   test('displays the current version', () =>
     runPub(args: ['version'], output: VERSION_STRING));
 }