use package:test

ignore .packages and .pub

R=lrn@google.com

Review URL: https://codereview.chromium.org//1213413002.
diff --git a/.gitignore b/.gitignore
index 25161ad..c25b612 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,4 @@
 pubspec.lock
 packages
+.packages
+.pub
diff --git a/pubspec.yaml b/pubspec.yaml
index a8d92af..b8d86b7 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,9 +1,9 @@
 name: isolate
-version: 0.2.2
+version: 0.2.3-dev
 author: Dart Team <misc@dartlang.org>
 description: Utility functions and classes related to the 'dart:isolate' library.
 homepage: https://github.com/dart-lang/isolate
 environment:
-  sdk: '>=1.11.0-dev <2.0.0'
+  sdk: '>=1.11.0 <2.0.0'
 dev_dependencies:
-  unittest: '>=0.10.0 <0.12.0'
+  test: '^0.12.0'
diff --git a/test/isolaterunner_test.dart b/test/isolaterunner_test.dart
index ec8c7e2..7a3a48d 100644
--- a/test/isolaterunner_test.dart
+++ b/test/isolaterunner_test.dart
@@ -8,7 +8,7 @@
 import 'dart:isolate' show Capability;
 
 import 'package:isolate/isolate_runner.dart';
-import 'package:unittest/unittest.dart';
+import 'package:test/test.dart';
 
 const MS = const Duration(milliseconds: 1);
 
diff --git a/test/ports_test.dart b/test/ports_test.dart
index a1238e4..322b540 100644
--- a/test/ports_test.dart
+++ b/test/ports_test.dart
@@ -8,7 +8,7 @@
 import 'dart:isolate';
 
 import 'package:isolate/ports.dart';
-import 'package:unittest/unittest.dart';
+import 'package:test/test.dart';
 
 const Duration MS = const Duration(milliseconds: 1);
 
diff --git a/test/registry_test.dart b/test/registry_test.dart
index 48d917d..f72c057 100644
--- a/test/registry_test.dart
+++ b/test/registry_test.dart
@@ -10,7 +10,7 @@
 import 'package:isolate/isolate_runner.dart';
 import 'package:isolate/registry.dart';
 
-import 'package:unittest/unittest.dart';
+import 'package:test/test.dart';
 
 const MS = const Duration(milliseconds: 1);
 
diff --git a/test/test_all.dart b/test/test_all.dart
index 663ce38..d8f9e8e 100644
--- a/test/test_all.dart
+++ b/test/test_all.dart
@@ -4,7 +4,7 @@
 
 library isolate.test.test_all;
 
-import 'package:unittest/unittest.dart';
+import 'package:test/test.dart';
 
 import 'isolaterunner_test.dart' as isolaterunner;
 import 'ports_test.dart' as ports;