Create binstubs for executables when activating a package.

sdk/lib/_internal/pub_generated/test/global/binstubs/path_package_test.dart

Index: sdk/lib/_internal/pub_generated/test/global/binstubs/path_package_test.dart
diff --git a/sdk/lib/_internal/pub_generated/test/global/binstubs/path_package_test.dart b/sdk/lib/_internal/pub_generated/test/global/binstubs/path_package_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..8739c6f549adffdb573b8006936938893574dd2b
--- /dev/null
+++ b/sdk/lib/_internal/pub_generated/test/global/binstubs/path_package_test.dart
@@ -0,0 +1,24 @@
+import 'package:scheduled_test/scheduled_test.dart';
+import '../../descriptor.dart' as d;
+import '../../test_pub.dart';
+main() {
+  initConfig();
+  integration("creates binstubs when activating a path package", () {
+    d.dir("foo", [d.pubspec({
+        "name": "foo",
+        "executables": {
+          "foo": null
+        }
+      }),
+          d.dir("bin", [d.file("foo.dart", "main() => print('ok');")])]).create();
+    schedulePub(
+        args: ["global", "activate", "--source", "path", "../foo"],
+        output: contains("Installed executable foo."));
+    d.dir(
+        cachePath,
+        [
+            d.dir(
+                "bin",
+                [d.matcherFile("foo", contains("pub global run foo:foo"))])]).validate();
+  });
+}