Initial work on Dart bindings for Mojo.

mojo/public/dart/tests/bindings_generation_test.dart

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import 'dart:async';
+import 'dart:isolate';
+import 'dart:typed_data';
+
+import 'package:mojo/public/dart/utils/lib/expect.dart';
+import 'package:mojo/public/dart/bindings/lib/bindings.dart' as bindings;
+import 'package:mojo/public/dart/system/lib/core.dart' as core;
+import 'package:mojo/public/dart/system/lib/embedder.dart' as embedder;
+
+import 'package:mojo/public/interfaces/bindings/tests/sample_interfaces.mojom.dart' as sample;
+
+
+class ProviderInterfaceImpl extends sample.ProviderInterface {
+  ProviderInterfaceImpl(core.MojoMessagePipeEndpoint endpoint) : super(endpoint);
+
+  Future echoString(Object params) {
+    Expect.isTrue(params is sample.Provider_EchoString_Params);
+    var response = new sample.Provider_EchoString_ResponseParams();
+    response.a = params.a;
+    return new Future.value(response);
+  }
+
+  Future echoStrings(Object params) {
+    Expect.isTrue(params is sample.Provider_EchoStrings_Params);
+    var response = new sample.Provider_EchoStrings_ResponseParams();
+    response.a = params.a;
+    response.b = params.b;
+    return new Future.value(response);
+  }
+
+  Future echoMessagePipeHandle(Object params) {
+    Expect.isTrue(params is sample.Provider_EchoMessagePipeHandle_Params);
+    var response = new sample.Provider_EchoMessagePipeHandle_ResponseParams();
+    response.a = params.a;
+    return new Future.value(response);
+  }
+
+  Future echoEnum(Object params) {
+    var response = new sample.Provider_EchoEnum_ResponseParams();
+    response.a = params.a;
+    return new Future.value(response);
+  }
+}
+
+
+void providerIsolate(core.MojoMessagePipeEndpoint endpoint) {
+  var provider = new ProviderInterfaceImpl(endpoint);
+}
+
+
+main() {
+  embedder.mojoEmbedderInit().then((status) {
+    var pipe = new core.MojoMessagePipe();
+    var client = new sample.ProviderClient(pipe.endpoints[0]);
+    Isolate.spawn(providerIsolate, pipe.endpoints[1]).then((_) {
+      client.echoString("hello!").then((response) {
+        Expect.equals("hello!", response.a);
+        client.close();
+      });
+    });
+  });
+}