Revamp web socket API.

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

Index: sdk/lib/_internal/pub/test/serve/web_socket/url_to_asset_id_errors_test.dart
diff --git a/sdk/lib/_internal/pub/test/serve/web_socket/url_to_asset_id_errors_test.dart b/sdk/lib/_internal/pub/test/serve/web_socket/url_to_asset_id_errors_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..b9ad2e4876462e942444c6fae804fadd8cbc64fb
--- /dev/null
+++ b/sdk/lib/_internal/pub/test/serve/web_socket/url_to_asset_id_errors_test.dart
@@ -0,0 +1,77 @@
+// 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("urlToAssetId errors on bad inputs", () {
+    d.dir(appPath, [
+      d.appPubspec()
+    ]).create();
+
+    pubServe();
+
+    // Bad arguments.
+    expectWebSocketCall({
+      "command": "urlToAssetId"
+    }, replyEquals: {
+      "code": "BAD_ARGUMENT",
+      "error": 'Missing "url" argument.'
+    });
+
+    expectWebSocketCall({
+      "command": "urlToAssetId",
+      "url": 123
+    }, replyEquals: {
+      "code": "BAD_ARGUMENT",
+      "error": '"url" must be a string. Got 123.'
+    });
+
+    expectWebSocketCall({
+      "command": "urlToAssetId",
+      "url": "http://localhost:notnum/"
+    }, replyEquals: {
+      "code": "BAD_ARGUMENT",
+      "error": '"http://localhost:notnum/" is not a valid URL.'
+    });
+
+    // Unknown domain.
+    expectWebSocketCall({
+      "command": "urlToAssetId",
+      "url": "http://example.com:80/index.html"
+    }, replyEquals: {
+      "code": "NOT_SERVED",
+      "error": '"example.com:80" is not being served by pub.'
+    });
+
+    // Unknown port.
+    expectWebSocketCall({
+      "command": "urlToAssetId",
+      "url": "http://localhost:80/index.html"
+    }, replyEquals: {
+      "code": "NOT_SERVED",
+      "error": '"localhost:80" is not being served by pub.'
+    });
+
+    schedule(() {
+      expectWebSocketCall({
+        "command": "urlToAssetId",
+        "url": getServerUrl("web", "index.html"),
+        "line": 12.34
+      }, replyEquals: {
+        "code": "BAD_ARGUMENT",
+        "error": '"line" must be an integer. Got 12.34.'
+      });
+    });
+
+    endPubServe();
+  });
+}