Show detailed report on upgrade.

sdk/lib/_internal/pub/test/upgrade/report/shows_number_of_changed_dependencies_test.dart

Index: sdk/lib/_internal/pub/test/upgrade/report/shows_number_of_changed_dependencies_test.dart
diff --git a/sdk/lib/_internal/pub/test/upgrade/report/shows_number_of_changed_dependencies_test.dart b/sdk/lib/_internal/pub/test/upgrade/report/shows_number_of_changed_dependencies_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..77010e2c28f43d1d2617706add91f852138330cb
--- /dev/null
+++ b/sdk/lib/_internal/pub/test/upgrade/report/shows_number_of_changed_dependencies_test.dart
@@ -0,0 +1,38 @@
+// Copyright (c) 2013, 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 '../../descriptor.dart' as d;
+import '../../test_pub.dart';
+
+main() {
+  initConfig();
+  integration("does not show how many newer versions are available for "
+      "packages that are locked and not being upgraded", () {
+    servePackages([
+      packageMap("a", "1.0.0"),
+      packageMap("b", "1.0.0"),
+      packageMap("c", "2.0.0")
+    ]);
+
+    d.appDir({
+      "a": "any"
+    }).create();
+
+    // One dependency changed.
+    pubUpgrade(output: new RegExp(r"Changed 1 dependency!$"));
+
+    // Remove one and add two.
+    d.appDir({
+      "b": "any",
+      "c": "any"
+    }).create();
+
+    pubUpgrade(output: new RegExp(r"Changed 3 dependencies!$"));
+
+    // Don't change anything.
+    pubUpgrade(output: new RegExp(r"No dependencies changed.$"));
+  });
+}