Make integration tests a bit cleaner.

utils/tests/pub/install/hosted/check_out_test.dart

Index: utils/tests/pub/install/hosted/check_out_test.dart
diff --git a/utils/tests/pub/install/hosted/check_out_test.dart b/utils/tests/pub/install/hosted/check_out_test.dart
index 80126c5024c4b73be8559f963f7d3ef957f0a808..ab8cab0482a352b127fed8d59d81e5b406d3f642 100644
--- a/utils/tests/pub/install/hosted/check_out_test.dart
+++ b/utils/tests/pub/install/hosted/check_out_test.dart
@@ -7,10 +7,9 @@ library pub_tests;
 import 'dart:io';
 
 import '../../test_pub.dart';
-import '../../../../../pkg/unittest/lib/unittest.dart';
 
 main() {
-  test('checks out a package from a pub server', () {
+  integration('checks out a package from a pub server', () {
     servePackages([package("foo", "1.2.3")]);
 
     appDir([dependency("foo", "1.2.3")]).scheduleCreate();
@@ -20,7 +19,5 @@ main() {
 
     cacheDir({"foo": "1.2.3"}).scheduleValidate();
     packagesDir({"foo": "1.2.3"}).scheduleValidate();
-
-    run();
   });
 }