| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Included first as it collides with the X11 headers. |
| #include "gtest/gtest.h" |
| |
| #include "flutter/shell/platform/linux/fl_binary_messenger_private.h" |
| #include "flutter/shell/platform/linux/fl_engine_private.h" |
| #include "flutter/shell/platform/linux/public/flutter_linux/fl_basic_message_channel.h" |
| #include "flutter/shell/platform/linux/public/flutter_linux/fl_standard_message_codec.h" |
| #include "flutter/shell/platform/linux/testing/mock_renderer.h" |
| |
| // Creates a mock engine that responds to platform messages. |
| static FlEngine* make_mock_engine() { |
| g_autoptr(FlDartProject) project = fl_dart_project_new(); |
| g_autoptr(FlMockRenderer) renderer = fl_mock_renderer_new(); |
| g_autoptr(FlEngine) engine = fl_engine_new(project, FL_RENDERER(renderer)); |
| g_autoptr(GError) error = nullptr; |
| EXPECT_TRUE(fl_engine_start(engine, &error)); |
| EXPECT_EQ(error, nullptr); |
| |
| return static_cast<FlEngine*>(g_object_ref(engine)); |
| } |
| |
| // Called when the message response is received in the SendMessage test. |
| static void echo_response_cb(GObject* object, |
| GAsyncResult* result, |
| gpointer user_data) { |
| g_autoptr(GError) error = nullptr; |
| g_autoptr(FlValue) message = fl_basic_message_channel_send_finish( |
| FL_BASIC_MESSAGE_CHANNEL(object), result, &error); |
| EXPECT_NE(message, nullptr); |
| EXPECT_EQ(error, nullptr); |
| |
| EXPECT_EQ(fl_value_get_type(message), FL_VALUE_TYPE_STRING); |
| EXPECT_STREQ(fl_value_get_string(message), "Hello World!"); |
| |
| g_main_loop_quit(static_cast<GMainLoop*>(user_data)); |
| } |
| |
| // Checks sending a message works. |
| TEST(FlBasicMessageChannelTest, SendMessage) { |
| g_autoptr(GMainLoop) loop = g_main_loop_new(nullptr, 0); |
| |
| g_autoptr(FlEngine) engine = make_mock_engine(); |
| FlBinaryMessenger* messenger = fl_binary_messenger_new(engine); |
| g_autoptr(FlStandardMessageCodec) codec = fl_standard_message_codec_new(); |
| g_autoptr(FlBasicMessageChannel) channel = fl_basic_message_channel_new( |
| messenger, "test/echo", FL_MESSAGE_CODEC(codec)); |
| g_autoptr(FlValue) message = fl_value_new_string("Hello World!"); |
| fl_basic_message_channel_send(channel, message, nullptr, echo_response_cb, |
| loop); |
| |
| // Blocks here until echo_response_cb is called. |
| g_main_loop_run(loop); |
| } |
| |
| // Called when the message response is received in the SendFailure test. |
| static void failure_response_cb(GObject* object, |
| GAsyncResult* result, |
| gpointer user_data) { |
| g_autoptr(GError) error = nullptr; |
| g_autoptr(FlValue) message = fl_basic_message_channel_send_finish( |
| FL_BASIC_MESSAGE_CHANNEL(object), result, &error); |
| EXPECT_EQ(message, nullptr); |
| EXPECT_NE(error, nullptr); |
| |
| g_main_loop_quit(static_cast<GMainLoop*>(user_data)); |
| } |
| |
| // Checks the engine reporting a send failure is handled. |
| TEST(FlBasicMessageChannelTest, SendFailure) { |
| g_autoptr(GMainLoop) loop = g_main_loop_new(nullptr, 0); |
| |
| g_autoptr(FlEngine) engine = make_mock_engine(); |
| FlBinaryMessenger* messenger = fl_binary_messenger_new(engine); |
| g_autoptr(FlStandardMessageCodec) codec = fl_standard_message_codec_new(); |
| g_autoptr(FlBasicMessageChannel) channel = fl_basic_message_channel_new( |
| messenger, "test/failure", FL_MESSAGE_CODEC(codec)); |
| g_autoptr(FlValue) message = fl_value_new_string("Hello World!"); |
| fl_basic_message_channel_send(channel, message, nullptr, failure_response_cb, |
| loop); |
| |
| // Blocks here until failure_response_cb is called. |
| g_main_loop_run(loop); |
| } |
| |
| // Called when a message is received from the engine in the ReceiveMessage test. |
| static void message_cb(FlBasicMessageChannel* channel, |
| FlValue* message, |
| FlBasicMessageChannelResponseHandle* response_handle, |
| gpointer user_data) { |
| EXPECT_NE(message, nullptr); |
| EXPECT_EQ(fl_value_get_type(message), FL_VALUE_TYPE_STRING); |
| EXPECT_STREQ(fl_value_get_string(message), "Marco!"); |
| |
| g_autoptr(GError) error = nullptr; |
| g_autoptr(FlValue) response = fl_value_new_string("Polo!"); |
| EXPECT_TRUE(fl_basic_message_channel_respond(channel, response_handle, |
| response, &error)); |
| EXPECT_EQ(error, nullptr); |
| } |
| |
| // Called when a the test engine notifies us what response we sent in the |
| // ReceiveMessage test. |
| static void response_cb(FlBasicMessageChannel* channel, |
| FlValue* message, |
| FlBasicMessageChannelResponseHandle* response_handle, |
| gpointer user_data) { |
| EXPECT_NE(message, nullptr); |
| EXPECT_EQ(fl_value_get_type(message), FL_VALUE_TYPE_STRING); |
| EXPECT_STREQ(fl_value_get_string(message), "Polo!"); |
| |
| fl_basic_message_channel_respond(channel, response_handle, nullptr, nullptr); |
| |
| g_main_loop_quit(static_cast<GMainLoop*>(user_data)); |
| } |
| |
| // Checks the shell able to receive and respond to messages from the engine. |
| TEST(FlBasicMessageChannelTest, ReceiveMessage) { |
| g_autoptr(GMainLoop) loop = g_main_loop_new(nullptr, 0); |
| |
| g_autoptr(FlEngine) engine = make_mock_engine(); |
| FlBinaryMessenger* messenger = fl_binary_messenger_new(engine); |
| |
| // Listen for messages from the engine. |
| g_autoptr(FlStandardMessageCodec) codec = fl_standard_message_codec_new(); |
| g_autoptr(FlBasicMessageChannel) messages_channel = |
| fl_basic_message_channel_new(messenger, "test/messages", |
| FL_MESSAGE_CODEC(codec)); |
| fl_basic_message_channel_set_message_handler(messages_channel, message_cb, |
| nullptr, nullptr); |
| |
| // Listen for response from the engine. |
| g_autoptr(FlBasicMessageChannel) responses_channel = |
| fl_basic_message_channel_new(messenger, "test/responses", |
| FL_MESSAGE_CODEC(codec)); |
| fl_basic_message_channel_set_message_handler(responses_channel, response_cb, |
| loop, nullptr); |
| |
| // Triggger the engine to send a message. |
| g_autoptr(FlBasicMessageChannel) control_channel = |
| fl_basic_message_channel_new(messenger, "test/send-message", |
| FL_MESSAGE_CODEC(codec)); |
| g_autoptr(FlValue) message = fl_value_new_string("Marco!"); |
| fl_basic_message_channel_send(control_channel, message, nullptr, nullptr, |
| nullptr); |
| |
| // Blocks here until response_cb is called. |
| g_main_loop_run(loop); |
| } |