Web Socket API for talking to Editor.

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

Index: sdk/lib/_internal/pub/test/serve/web_socket/returns_errors_on_bad_commands_test.dart
diff --git a/sdk/lib/_internal/pub/test/serve/web_socket/returns_errors_on_bad_commands_test.dart b/sdk/lib/_internal/pub/test/serve/web_socket/returns_errors_on_bad_commands_test.dart
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index 0000000000000000000000000000000000000000..d6452f63ea8c726d2b8b0965776565961d095a87
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+++ b/sdk/lib/_internal/pub/test/serve/web_socket/returns_errors_on_bad_commands_test.dart
@@ -0,0 +1,55 @@
+// Copyright (c) 2013, 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() {
+  initConfig();
+  integration("handles bad commands", () {
+    d.dir(appPath, [
+      d.appPubspec()
+    ]).create();
+
+    startPubServe();
+
+    webSocketShouldReply(
+        "not even valid json",
+        equals({"error": '"not even valid json" is not valid JSON: '
+            'Unexpected character at 0: \'not even valid json\''}),
+        encodeRequest: false);
+
+    webSocketShouldReply(
+        {"command": "wat"},
+        equals({"error": 'Unknown command "wat".'}));
+
+    webSocketShouldReply(
+        ["not", "a", "map"],
+        equals({"error": 'Command must be a JSON map. '
+            'Got: ["not","a","map"].'}));
+
+    webSocketShouldReply(
+        {"wat": "there's no command"},
+        equals({"error": 'Missing command name. '
+            'Got: {"wat":"there\'s no command"}.'}));
+
+    webSocketShouldReply(
+        {"command": "urlToAsset", "path": 123},
+        equals({"error": '"path" must be a string. Got: 123.'}));
+
+    webSocketShouldReply(
+        {"command": "assetToUrl", "package": 123, "path": "index.html"},
+        equals({"error": '"package" must be a string. Got: 123.'}));
+
+    webSocketShouldReply(
+        {"command": "assetToUrl", "package": "foo", "path": 123},
+        equals({"error": '"path" must be a string. Got: 123.'}));
+
+    endPubServe();
+  });
+}