Dart: Adds Interface and InterfaceRequest interfaces.

mojo/dart/apptests/dart_apptests/lib/src/echo_apptests.dart

 // Copyright 2015 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.
 
 library echo_apptests;
 
 import 'dart:async';
 
 import 'package:mojo_apptest/apptest.dart';
 import 'package:mojo/application.dart';
 import 'package:mojo/bindings.dart';
 import 'package:mojo/core.dart';
 import 'package:_mojo_for_test_only/test/echo_service.mojom.dart';
 
 echoApptests(Application application, String url) {
   group('Echo Service Apptests', () {
     test('String', () async {
-      var echoProxy =
-          new EchoServiceProxy.connectToService(application, "mojo:dart_echo");
+      var echo = EchoService.connectToService(application, "mojo:dart_echo");
 
-      var v = await echoProxy.echoString("foo");
+      var v = await echo.echoString("foo");
       expect(v.value, equals("foo"));
 
-      var q = await echoProxy.echoString("quit");
+      var q = await echo.echoString("quit");
       expect(q.value, equals("quit"));
 
-      await echoProxy.close();
+      await echo.close();
     });
 
     test('Empty String', () async {
-      var echoProxy =
-          new EchoServiceProxy.connectToService(application, "mojo:dart_echo");
+      var echo = EchoService.connectToService(application, "mojo:dart_echo");
 
-      var v = await echoProxy.echoString("");
+      var v = await echo.echoString("");
       expect(v.value, equals(""));
 
-      var q = await echoProxy.echoString("quit");
+      var q = await echo.echoString("quit");
       expect(q.value, equals("quit"));
 
-      await echoProxy.close();
+      await echo.close();
     });
 
     test('Null String', () async {
-      var echoProxy =
-          new EchoServiceProxy.connectToService(application, "mojo:dart_echo");
+      var echo = EchoService.connectToService(application, "mojo:dart_echo");
 
-      var v = await echoProxy.echoString(null);
+      var v = await echo.echoString(null);
       expect(v.value, equals(null));
 
-      var q = await echoProxy.echoString("quit");
+      var q = await echo.echoString("quit");
       expect(q.value, equals("quit"));
 
-      await echoProxy.close();
+      await echo.close();
     });
 
     test('Delayed Success', () async {
-      var echoProxy =
-          new EchoServiceProxy.connectToService(application, "mojo:dart_echo");
+      var echo = EchoService.connectToService(application, "mojo:dart_echo");
 
       var milliseconds = 100;
       var watch = new Stopwatch()..start();
-      var v = await echoProxy.delayedEchoString("foo", milliseconds);
+      var v = await echo.delayedEchoString("foo", milliseconds);
       var elapsed = watch.elapsedMilliseconds;
       expect(v.value, equals("foo"));
       expect(elapsed, greaterThanOrEqualTo(milliseconds));
 
-      var q = await echoProxy.echoString("quit");
+      var q = await echo.echoString("quit");
       expect(q.value, equals("quit"));
 
-      await echoProxy.close();
+      await echo.close();
     });
 
     test('Delayed Close', () {
-      var echoProxy =
-          new EchoServiceProxy.connectToService(application, "mojo:dart_echo");
+      var echo = EchoService.connectToService(application, "mojo:dart_echo");
 
       var milliseconds = 100;
-      echoProxy.responseOrError(echoProxy.delayedEchoString(
+      echo.responseOrError(echo.delayedEchoString(
           "quit", milliseconds)).then((result) {
         fail('This future should not complete.');
       }, onError: (e) {
         expect(e is ProxyError, isTrue);
       });
 
       return new Future.delayed(
-          new Duration(milliseconds: 10), () => echoProxy.close());
+          new Duration(milliseconds: 10), () => echo.close());
     });
 
     test('Swap', () async {
-      var echoProxy =
-          new EchoServiceProxy.connectToService(application, "mojo:dart_echo");
+      var echo = EchoService.connectToService(application, "mojo:dart_echo");
 
       for (int i = 0; i < 10; i++) {
-        var v =
-            await echoProxy.responseOrError(echoProxy.echoString("foo"));
+        var v = await echo.responseOrError(echo.echoString("foo"));
         expect(v.value, equals("foo"));
       }
 
-      echoProxy.ctrl.errorFuture.then((e) {
-        fail("echoProxy: $e");
+      echo.ctrl.errorFuture.then((e) {
+        fail("echo: $e");
       });
 
       // Trigger an implementation swap in the echo server.
-      echoProxy.swap();
+      echo.swap();
 
-      expect(echoProxy.ctrl.isBound, isTrue);
+      expect(echo.ctrl.isBound, isTrue);
 
       for (int i = 0; i < 10; i++) {
-        var v =
-            await echoProxy.responseOrError(echoProxy.echoString("foo"));
+        var v = await echo.responseOrError(echo.echoString("foo"));
         expect(v.value, equals("foo"));
       }
 
-      var q = await echoProxy.responseOrError(echoProxy.echoString("quit"));
+      var q = await echo.responseOrError(echo.echoString("quit"));
       expect(q.value, equals("quit"));
 
-      await echoProxy.close();
+      await echo.close();
     });
 
     test('Multiple Error Checks Success', () {
-      var echoProxy =
-          new EchoServiceProxy.connectToService(application, "mojo:dart_echo");
+      var echo = EchoService.connectToService(application, "mojo:dart_echo");
 
       List<Future> futures = [];
       for (int i = 0; i < 100; i++) {
-        var f = echoProxy.responseOrError(echoProxy.echoString("foo"))
-                         .then((r) {
+        var f = echo.responseOrError(echo.echoString("foo")).then((r) {
           expect(r.value, equals("foo"));
         }, onError: (e) {
           fail('There should be no errors');
         });
         futures.add(f);
       }
-      return Future.wait(futures).whenComplete(() => echoProxy.close());
+      return Future.wait(futures).whenComplete(() => echo.close());
     });
 
     test('Multiple Error Checks Fail', () {
-      var echoProxy =
-          new EchoServiceProxy.connectToService(application, "mojo:dart_echo");
+      var echo = EchoService.connectToService(application, "mojo:dart_echo");
 
       List<Future> futures = [];
       var milliseconds = 100;
       for (int i = 0; i < 100; i++) {
-        var f = echoProxy.responseOrError(
-            echoProxy.delayedEchoString("foo", milliseconds)).then((_) {
+        var f = echo.responseOrError(
+            echo.delayedEchoString("foo", milliseconds)).then((_) {
           fail('This call should fail');
         }, onError: (e) {
           expect(e is ProxyError, isTrue);
         });
         futures.add(f);
       }
-      return echoProxy.close().then((_) => Future.wait(futures));
+      return echo.close().then((_) => Future.wait(futures));
     });
 
     test('Uncaught Call Closed', () async {
-      var echoProxy =
-          new EchoServiceProxy.connectToService(application, "mojo:dart_echo");
+      var echo = EchoService.connectToService(application, "mojo:dart_echo");
 
       // Do a normal call.
-      var v = await echoProxy.echoString("foo");
+      var v = await echo.echoString("foo");
       expect(v.value, equals("foo"));
 
       // Close the proxy.
-      await echoProxy.close();
+      await echo.close();
 
       // Try to do another call, which should not return.
-      echoProxy.echoString("foo").then((_) {
+      echo.echoString("foo").then((_) {
         fail('This should be unreachable');
       });
     });
 
     test('Catch Call Closed', () async {
-      var echoProxy =
-          new EchoServiceProxy.connectToService(application, "mojo:dart_echo");
+      var echo = EchoService.connectToService(application, "mojo:dart_echo");
 
       // Do a normal call.
-      var v = await echoProxy.echoString("foo");
+      var v = await echo.echoString("foo");
       expect(v.value, equals("foo"));
 
       // Close the proxy.
-      await echoProxy.close();
+      await echo.close();
 
       // Try to do another call, which should fail.
       bool caughtException = false;
       try {
-        v = await echoProxy.responseOrError(echoProxy.echoString("foo"));
+        v = await echo.responseOrError(echo.echoString("foo"));
         fail('This should be unreachable');
       } on ProxyError catch (e) {
         caughtException = true;
       }
       expect(caughtException, isTrue);
     });
 
     test('Catch Call Sequence Closed Twice', () async {
-      var echoProxy =
-          new EchoServiceProxy.connectToService(application, "mojo:dart_echo");
+      var echo = EchoService.connectToService(application, "mojo:dart_echo");
 
       // Do a normal call.
-      var v = await echoProxy.echoString("foo");
+      var v = await echo.echoString("foo");
       expect(v.value, equals("foo"));
 
       // Close the proxy.
-      await echoProxy.close();
+      await echo.close();
 
       // Try to do another call, which should fail.
       bool caughtException = false;
       try {
-        v = await echoProxy.responseOrError(echoProxy.echoString("foo"));
+        v = await echo.responseOrError(echo.echoString("foo"));
         fail('This should be unreachable');
       } on ProxyError catch (e) {
         caughtException = true;
       }
       expect(caughtException, isTrue);
 
       // Make sure we can catch an error more than once.
       caughtException = false;
       try {
-        v = await echoProxy.responseOrError(echoProxy.echoString("foo"));
+        v = await echo.responseOrError(echo.echoString("foo"));
         fail('This should be unreachable');
       } on ProxyError catch (e) {
         caughtException = true;
       }
       expect(caughtException, isTrue);
     });
 
     test('Catch Call Parallel Closed Twice', () async {
-      var echoProxy =
-          new EchoServiceProxy.connectToService(application, "mojo:dart_echo");
+      var echo = EchoService.connectToService(application, "mojo:dart_echo");
 
       // Do a normal call.
-      var v = await echoProxy.echoString("foo");
+      var v = await echo.echoString("foo");
       expect(v.value, equals("foo"));
 
       // Close the proxy.
-      await echoProxy.close();
+      await echo.close();
 
       // Queue up two calls after the close, and make sure they both fail.
-      var f1 = echoProxy.responseOrError(echoProxy.echoString("foo"))
-                        .then((_) {
+      var f1 = echo.responseOrError(echo.echoString("foo")).then((_) {
         fail('This should be unreachable');
       }, onError: (e) {
         expect(e is ProxyError, isTrue);
       });
 
-      var f2 = echoProxy.responseOrError(echoProxy.echoString("foo"))
-                        .then((_) {
+      var f2 = echo.responseOrError(echo.echoString("foo")).then((_) {
         fail('This should be unreachable');
       }, onError: (e) {
         expect(e is ProxyError, isTrue);
       });
 
       return Future.wait([f1, f2]);
     });
 
     test('Unbind, close', () async {
-      var echoProxy =
-          new EchoServiceProxy.connectToService(application, "mojo:dart_echo");
+      var echo = EchoService.connectToService(application, "mojo:dart_echo");
 
-      var r = await echoProxy.responseOrError(echoProxy.echoString("foo"));
+      var r = await echo.responseOrError(echo.echoString("foo"));
       expect(r.value, equals("foo"));
 
-      var endpoint = echoProxy.ctrl.unbind();
-      await echoProxy.close();
+      var endpoint = echo.ctrl.unbind();
+      await echo.close();
       endpoint.close();
     });
 
     test('Unbind, rebind to same', () async {
-      var echoProxy =
-          new EchoServiceProxy.connectToService(application, "mojo:dart_echo");
+      var echo = EchoService.connectToService(application, "mojo:dart_echo");
 
-      var r = await echoProxy.responseOrError(echoProxy.echoString("foo"));
+      var r = await echo.responseOrError(echo.echoString("foo"));
       expect(r.value, equals("foo"));
 
-      var endpoint = echoProxy.ctrl.unbind();
-      echoProxy.ctrl.bind(endpoint);
+      var endpoint = echo.ctrl.unbind();
+      echo.ctrl.bind(endpoint);
 
-      r = await echoProxy.responseOrError(echoProxy.echoString("foo"));
+      r = await echo.responseOrError(echo.echoString("foo"));
       expect(r.value, equals("foo"));
 
-      await echoProxy.close();
+      await echo.close();
     });
 
     test('Unbind, rebind to different', () async {
-      var echoProxy =
-          new EchoServiceProxy.connectToService(application, "mojo:dart_echo");
+      var echo = EchoService.connectToService(application, "mojo:dart_echo");
 
-      var r = await echoProxy.responseOrError(echoProxy.echoString("foo"));
+      var r = await echo.responseOrError(echo.echoString("foo"));
       expect(r.value, equals("foo"));
 
-      var endpoint = echoProxy.ctrl.unbind();
+      var endpoint = echo.ctrl.unbind();
       var differentEchoProxy = new EchoServiceProxy.fromEndpoint(endpoint);
 
       r = await differentEchoProxy.responseOrError(
           differentEchoProxy.echoString("foo"));
       expect(r.value, equals("foo"));
 
       await differentEchoProxy.close();
     });
 
     test('Unbind, rebind to different, close original', () async {
-      var echoProxy =
-          new EchoServiceProxy.connectToService(application, "mojo:dart_echo");
+      var echo = EchoService.connectToService(application, "mojo:dart_echo");
 
-      var r = await echoProxy.responseOrError(echoProxy.echoString("foo"));
+      var r = await echo.responseOrError(echo.echoString("foo"));
       expect(r.value, equals("foo"));
 
-      var endpoint = echoProxy.ctrl.unbind();
+      var endpoint = echo.ctrl.unbind();
       var differentEchoProxy = new EchoServiceProxy.fromEndpoint(endpoint);
-      await echoProxy.close();
+      await echo.close();
 
       r = await differentEchoProxy.responseOrError(
           differentEchoProxy.echoString("foo"));
       expect(r.value, equals("foo"));
 
       await differentEchoProxy.close();
     });
   });
 }