Create binstubs for executables when activating a package.

sdk/lib/_internal/pub/test/global/binstubs/explicit_and_no_executables_options_test.dart

Index: sdk/lib/_internal/pub/test/global/binstubs/explicit_and_no_executables_options_test.dart
diff --git a/sdk/lib/_internal/pub/test/global/binstubs/explicit_and_no_executables_options_test.dart b/sdk/lib/_internal/pub/test/global/binstubs/explicit_and_no_executables_options_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..65c67adaff927e92804e707114f42dd2d54a09a5
--- /dev/null
+++ b/sdk/lib/_internal/pub/test/global/binstubs/explicit_and_no_executables_options_test.dart
@@ -0,0 +1,24 @@
+// Copyright (c) 2014, 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.
+
+import 'package:scheduled_test/scheduled_test.dart';
+
+import '../../../lib/src/exit_codes.dart' as exit_codes;
+import '../../descriptor.dart' as d;
+import '../../test_pub.dart';
+
+main() {
+  initConfig();
+  integration("errors if -x and --no-executables are both passed", () {
+    d.dir("foo", [
+      d.libPubspec("foo", "1.0.0")
+    ]).create();
+
+    schedulePub(args: [
+      "global", "activate", "--source", "path", "../foo",
+      "-x", "anything", "--no-executables"
+    ], error: contains("Cannot pass both --no-executables and --executable."),
+        exitCode: exit_codes.USAGE);
+  });
+}