Revert "Use scheduled_test for Pub tests."

utils/tests/pub/update/pub_update_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 '../../../../pkg/scheduled_test/lib/scheduled_test.dart';
-
-import '../descriptor.dart' as d;
+import '../../../../pkg/unittest/lib/unittest.dart';
 import '../test_pub.dart';
 
 main() {
   initConfig();
   group('requires', () {
     integration('a pubspec', () {
-      d.dir(appPath, []).create();
+      dir(appPath, []).scheduleCreate();
 
       schedulePub(args: ['update'],
           error: new RegExp(r'^Could not find a file named "pubspec.yaml"'),
           exitCode: 1);
     });
 
     integration('a pubspec with a "name" key', () {
-      d.dir(appPath, [
-        d.pubspec({"dependencies": {"foo": null}})
-      ]).create();
+      dir(appPath, [
+        pubspec({"dependencies": {"foo": null}})
+      ]).scheduleCreate();
 
       schedulePub(args: ['update'],
           error: new RegExp(r'^pubspec.yaml is missing the required "name" '
               r'field \(e\.g\. "name: myapp"\)\.'),
           exitCode: 1);
     });
   });
 
   integration('adds itself to the packages', () {
     // The symlink should use the name in the pubspec, not the name of the
     // directory.
-    d.dir(appPath, [
-      d.pubspec({"name": "myapp_name"}),
-      d.libDir('myapp_name')
-    ]).create();
+    dir(appPath, [
+      pubspec({"name": "myapp_name"}),
+      libDir('myapp_name')
+    ]).scheduleCreate();
 
     schedulePub(args: ['update'],
         output: new RegExp(r"Dependencies updated!$"));
 
-    d.dir(packagesPath, [
-      d.dir("myapp_name", [
-        d.file('myapp_name.dart', 'main() => "myapp_name";')
+    dir(packagesPath, [
+      dir("myapp_name", [
+        file('myapp_name.dart', 'main() => "myapp_name";')
       ])
-    ]).validate();
+    ]).scheduleValidate();
   });
 
   integration('does not adds itself to the packages if it has no "lib" '
       'directory', () {
     // The symlink should use the name in the pubspec, not the name of the
     // directory.
-    d.dir(appPath, [
-      d.pubspec({"name": "myapp_name"}),
-    ]).create();
+    dir(appPath, [
+      pubspec({"name": "myapp_name"}),
+    ]).scheduleCreate();
 
     schedulePub(args: ['update'],
         output: new RegExp(r"Dependencies updated!$"));
 
-    d.dir(packagesPath, [
-      d.nothing("myapp_name")
-    ]).validate();
+    dir(packagesPath, [
+      nothing("myapp_name")
+    ]).scheduleValidate();
   });
 
   integration('does not add a package if it does not have a "lib" '
       'directory', () {
     // Using a path source, but this should be true of all sources.
-    d.dir('foo', [
-      d.libPubspec('foo', '0.0.0-not.used')
-    ]).create();
+    dir('foo', [
+      libPubspec('foo', '0.0.0-not.used')
+    ]).scheduleCreate();
 
-    d.dir(appPath, [
-      d.pubspec({"name": "myapp", "dependencies": {"foo": {"path": "../foo"}}})
-    ]).create();
+    dir(appPath, [
+      pubspec({"name": "myapp", "dependencies": {"foo": {"path": "../foo"}}})
+    ]).scheduleCreate();
 
     schedulePub(args: ['update'],
         output: new RegExp(r"Dependencies updated!$"));
 
-    d.packagesDir({"foo": null}).validate();
+    packagesDir({"foo": null}).scheduleValidate();
   });
 }