Create binstubs for executables when activating a package.

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

Index: sdk/lib/_internal/pub_generated/test/global/binstubs/creates_executables_in_pubspec_test.dart
diff --git a/sdk/lib/_internal/pub_generated/test/global/binstubs/creates_executables_in_pubspec_test.dart b/sdk/lib/_internal/pub_generated/test/global/binstubs/creates_executables_in_pubspec_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..80dde9c6d0bd7847bdb71c0e4dbd3c6e1d94ff8d
--- /dev/null
+++ b/sdk/lib/_internal/pub_generated/test/global/binstubs/creates_executables_in_pubspec_test.dart
@@ -0,0 +1,36 @@
+import 'package:scheduled_test/scheduled_test.dart';
+import '../../descriptor.dart' as d;
+import '../../test_pub.dart';
+main() {
+  initConfig();
+  integration("creates binstubs for each executable in the pubspec", () {
+    servePackages((builder) {
+      builder.serve("foo", "1.0.0", pubspec: {
+        "executables": {
+          "one": null,
+          "two-renamed": "two"
+        }
+      },
+          contents: [
+              d.dir(
+                  "bin",
+                  [
+                      d.file("one.dart", "main(args) => print('one');"),
+                      d.file("two.dart", "main(args) => print('two');"),
+                      d.file("nope.dart", "main(args) => print('nope');")])]);
+    });
+    schedulePub(
+        args: ["global", "activate", "foo"],
+        output: contains("Installed executables one and two-renamed."));
+    d.dir(
+        cachePath,
+        [
+            d.dir(
+                "bin",
+                [
+                    d.matcherFile("one", contains("pub global run foo:one")),
+                    d.matcherFile("two-renamed", contains("pub global run foo:two")),
+                    d.nothing("two"),
+                    d.nothing("nope")])]).validate();
+  });
+}