Rename the package to "test".

test/runner/test_on_test.dart

 // Copyright (c) 2015, 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.
 
 @TestOn("vm")
 
 import 'dart:io';
 
 import 'package:path/path.dart' as p;
-import 'package:unittest/src/util/io.dart';
-import 'package:unittest/unittest.dart';
+import 'package:test/src/util/io.dart';
+import 'package:test/test.dart';
 
 import '../io.dart';
 
 String _sandbox;
 
 final _otherOS = Platform.isWindows ? "mac-os" : "windows";
 
 void main() {
   setUp(() {
-    _sandbox = Directory.systemTemp.createTempSync('unittest_').path;
+    _sandbox = Directory.systemTemp.createTempSync('test_').path;
   });
 
   tearDown(() {
     new Directory(_sandbox).deleteSync(recursive: true);
   });
 
   group("for suite", () {
     test("runs a test suite on a matching platform", () {
       _writeTestFile("vm_test.dart", suiteTestOn: "vm");
 
@@ skipping 153 matching lines @@
 /// Each of [suiteTestOn], [groupTestOn], and [testTestOn] is a platform
 /// selector that's suite-, group-, and test-level respectively. If [loadable]
 /// is `false`, the test file will be made unloadable on the Dart VM.
 void _writeTestFile(String filename, {String suiteTestOn, String groupTestOn,
     String testTestOn, bool loadable: true}) {
   var buffer = new StringBuffer();
   if (suiteTestOn != null) buffer.writeln("@TestOn('$suiteTestOn')");
   if (!loadable) buffer.writeln("import 'dart:html';");
 
   buffer
-      ..writeln("import 'package:unittest/unittest.dart';")
+      ..writeln("import 'package:test/test.dart';")
       ..writeln("void main() {")
       ..writeln("  group('group', () {");
 
   if (testTestOn != null) {
     buffer.writeln("    test('test', () {}, testOn: '$testTestOn');");
   } else {
     buffer.writeln("    test('test', () {});");
   }
 
   if (groupTestOn != null) {
     buffer.writeln("  }, testOn: '$groupTestOn');");
   } else {
     buffer.writeln("  });");
   }
 
   buffer.writeln("}");
 
   new File(p.join(_sandbox, filename)).writeAsStringSync(buffer.toString());
 }
 
 ProcessResult _runUnittest(List<String> args) =>
     runUnittest(args, workingDirectory: _sandbox);