Revamp web socket API.

sdk/lib/_internal/pub/test/serve/web_socket/bad_commands_test.dart

Index: sdk/lib/_internal/pub/test/serve/web_socket/bad_commands_test.dart
diff --git a/sdk/lib/_internal/pub/test/serve/web_socket/bad_commands_test.dart b/sdk/lib/_internal/pub/test/serve/web_socket/bad_commands_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..c32e74d53d0c0698a7497f04049763630683d8e2
--- /dev/null
+++ b/sdk/lib/_internal/pub/test/serve/web_socket/bad_commands_test.dart
@@ -0,0 +1,45 @@
+// Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS d.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 'package:scheduled_test/scheduled_test.dart';
+import '../../descriptor.dart' as d;
+import '../../test_pub.dart';
+import '../utils.dart';
+
+main() {
+  // TODO(rnystrom): Split into independent tests.
+  initConfig();
+  integration("handles bad commands", () {
+    d.dir(appPath, [
+      d.appPubspec()
+    ]).create();
+
+    pubServe();
+
+    expectWebSocketCall("not even valid json", replyMatches: allOf([
+      containsPair("code", "BAD_COMMAND"),
+      containsPair("error",
+          startsWith('"not even valid json" is not valid JSON:'))
+    ]), encodeRequest: false);
+
+    expectWebSocketCall({"command": "wat"}, replyEquals: {
+      "code": "BAD_COMMAND",
+      "error": 'Unknown command "wat".'
+    });
+
+    expectWebSocketCall(["not", "a", "map"], replyEquals: {
+      "code": "BAD_COMMAND",
+      "error": 'Command must be a JSON map. Got ["not","a","map"].'
+    });
+
+    expectWebSocketCall({"wat": "there's no command"}, replyEquals: {
+      "code": "BAD_COMMAND",
+      "error": 'Missing command name. Got {"wat":"there\'s no command"}.'
+    });
+
+    endPubServe();
+  });
+}