fl_binary_messenger_test.cc File Reference

#include "gtest/gtest.h"
#include <pthread.h>
#include <cstring>
#include "flutter/shell/platform/embedder/embedder.h"
#include "flutter/shell/platform/embedder/test_utils/proc_table_replacement.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_binary_messenger.h"
#include "flutter/shell/platform/linux/public/flutter_linux/fl_method_channel.h"
#include "flutter/shell/platform/linux/public/flutter_linux/fl_standard_method_codec.h"
#include "flutter/shell/platform/linux/testing/fl_test.h"
#include "flutter/shell/platform/linux/testing/mock_binary_messenger_response_handle.h"
#include "flutter/shell/platform/linux/testing/mock_renderer.h"

Go to the source code of this file.

Classes
struct	RespondsOnBackgroundThreadInfo

Functions
	G_DECLARE_FINAL_TYPE (FlFakeBinaryMessenger, fl_fake_binary_messenger, FL, FAKE_BINARY_MESSENGER, GObject) struct _FlFakeBinaryMessenger
static void	fl_fake_binary_messenger_iface_init (FlBinaryMessengerInterface *iface)
	G_DEFINE_TYPE_WITH_CODE (FlFakeBinaryMessenger, fl_fake_binary_messenger, G_TYPE_OBJECT, G_IMPLEMENT_INTERFACE(fl_binary_messenger_get_type(), fl_fake_binary_messenger_iface_init)) static void fl_fake_binary_messenger_class_init(FlFakeBinaryMessengerClass *klass)
static gboolean	send_message_cb (gpointer user_data)
static void	set_message_handler_on_channel (FlBinaryMessenger *messenger, const gchar *channel, FlBinaryMessengerMessageHandler handler, gpointer user_data, GDestroyNotify destroy_notify)
static gboolean	send_response (FlBinaryMessenger *messenger, FlBinaryMessengerResponseHandle *response_handle, GBytes *response, GError **error)
static gboolean	send_ready_cb (gpointer user_data)
static void	send_on_channel (FlBinaryMessenger *messenger, const gchar *channel, GBytes *message, GCancellable *cancellable, GAsyncReadyCallback callback, gpointer user_data)
static GBytes *	send_on_channel_finish (FlBinaryMessenger *messenger, GAsyncResult *result, GError **error)
static void	resize_channel (FlBinaryMessenger *messenger, const gchar *channel, int64_t new_size)
static void	set_warns_on_channel_overflow (FlBinaryMessenger *messenger, const gchar *channel, bool warns)
static void	fl_fake_binary_messenger_init (FlFakeBinaryMessenger *self)
static FlBinaryMessenger *	fl_fake_binary_messenger_new (GMainLoop *loop)
static void	fake_response_cb (GObject *object, GAsyncResult *result, gpointer user_data)
	TEST (FlBinaryMessengerTest, FakeMessengerSend)
static void	fake_message_cb (FlBinaryMessenger *messenger, const gchar *channel, GBytes *message, FlBinaryMessengerResponseHandle *response_handle, gpointer user_data)
	TEST (FlBinaryMessengerTest, FakeMessengerReceive)
	TEST (FlBinaryMessengerTest, SendNullptrMessage)
	TEST (FlBinaryMessengerTest, SendEmptyMessage)
static void	echo_response_cb (GObject *object, GAsyncResult *result, gpointer user_data)
	TEST (FlBinaryMessengerTest, SendMessage)
static void	nullptr_response_cb (GObject *object, GAsyncResult *result, gpointer user_data)
	TEST (FlBinaryMessengerTest, NullptrResponse)
static void	failure_response_cb (GObject *object, GAsyncResult *result, gpointer user_data)
	TEST (FlBinaryMessengerTest, SendFailure)
static void	message_cb (FlBinaryMessenger *messenger, const gchar *channel, GBytes *message, FlBinaryMessengerResponseHandle *response_handle, gpointer user_data)
static void	response_cb (FlBinaryMessenger *messenger, const gchar *channel, GBytes *message, FlBinaryMessengerResponseHandle *response_handle, gpointer user_data)
	TEST (FlBinaryMessengerTest, ReceiveMessage)
	TEST (FlBinaryMessengerTest, ResizeChannel)
	TEST (FlBinaryMessengerTest, WarnsOnOverflowChannel)
static gboolean	quit_main_loop_cb (gpointer user_data)
	TEST (FlBinaryMessengerTest, ControlChannelErrorResponse)
static gboolean	cleanup_responds_on_background_thread_info (gpointer user_data)
static void *	response_from_thread_main (void *user_data)
static void	response_from_thread_cb (FlBinaryMessenger *messenger, const gchar *channel, GBytes *message, FlBinaryMessengerResponseHandle *response_handle, gpointer user_data)
	TEST (FlBinaryMessengerTest, RespondOnBackgroundThread)
static void	kill_handler_notify_cb (gpointer was_called)
	TEST (FlBinaryMessengerTest, DeletingEngineClearsHandlers)

Function Documentation

cleanup_responds_on_background_thread_info()

static gboolean cleanup_responds_on_background_thread_info ( gpointer  user_data )

static

Definition at line 562 of file fl_binary_messenger_test.cc.

                                                                               {
  RespondsOnBackgroundThreadInfo* info =
      static_cast<RespondsOnBackgroundThreadInfo*>(user_data);
  GMainLoop* loop = info->loop;
 
  g_object_unref(info->messenger);
  g_object_unref(info->response_handle);
  free(info);
 
  g_main_loop_quit(static_cast<GMainLoop*>(loop));
 
  return G_SOURCE_REMOVE;
}

References RespondsOnBackgroundThreadInfo::loop, RespondsOnBackgroundThreadInfo::messenger, RespondsOnBackgroundThreadInfo::response_handle, and user_data.

Referenced by response_from_thread_main().

echo_response_cb()

static void echo_response_cb ( GObject *  object, GAsyncResult *  result, gpointer  user_data  )

static

Definition at line 253 of file fl_binary_messenger_test.cc.

                                                 {
  g_autoptr(GError) error = nullptr;
  g_autoptr(GBytes) message = fl_binary_messenger_send_on_channel_finish(
      FL_BINARY_MESSENGER(object), result, &error);
  EXPECT_NE(message, nullptr);
  EXPECT_EQ(error, nullptr);
 
  g_autofree gchar* text =
      g_strndup(static_cast<const gchar*>(g_bytes_get_data(message, nullptr)),
                g_bytes_get_size(message));
  EXPECT_STREQ(text, "Hello World!");
 
  g_main_loop_quit(static_cast<GMainLoop*>(user_data));
}

References error, fl_binary_messenger_send_on_channel_finish(), result, and user_data.

Referenced by TEST().

failure_response_cb()

static void failure_response_cb ( GObject *  object, GAsyncResult *  result, gpointer  user_data  )

static

Definition at line 317 of file fl_binary_messenger_test.cc.

                                                    {
  g_autoptr(GError) error = nullptr;
  g_autoptr(GBytes) message = fl_binary_messenger_send_on_channel_finish(
      FL_BINARY_MESSENGER(object), result, &error);
  EXPECT_EQ(message, nullptr);
  EXPECT_NE(error, nullptr);
 
  g_main_loop_quit(static_cast<GMainLoop*>(user_data));
}

References error, fl_binary_messenger_send_on_channel_finish(), result, and user_data.

Referenced by TEST().

fake_message_cb()

static void fake_message_cb ( FlBinaryMessenger *  messenger, const gchar *  channel, GBytes *  message, FlBinaryMessengerResponseHandle *  response_handle, gpointer  user_data  )

static

Definition at line 199 of file fl_binary_messenger_test.cc.

                                                {
  EXPECT_STREQ(channel, "CHANNEL");
 
  EXPECT_NE(message, nullptr);
  g_autofree gchar* text =
      g_strndup(static_cast<const gchar*>(g_bytes_get_data(message, nullptr)),
                g_bytes_get_size(message));
  EXPECT_STREQ(text, "Marco!");
 
  const char* response_text = "Polo!";
  g_autoptr(GBytes) response =
      g_bytes_new(response_text, strlen(response_text));
  g_autoptr(GError) error = nullptr;
  EXPECT_TRUE(fl_binary_messenger_send_response(messenger, response_handle,
                                                response, &error));
  EXPECT_EQ(error, nullptr);
}

References error, and fl_binary_messenger_send_response().

Referenced by TEST().

fake_response_cb()

static void fake_response_cb ( GObject *  object, GAsyncResult *  result, gpointer  user_data  )

static

Definition at line 165 of file fl_binary_messenger_test.cc.

                                                 {
  g_autoptr(GError) error = nullptr;
  g_autoptr(GBytes) message = fl_binary_messenger_send_on_channel_finish(
      FL_BINARY_MESSENGER(object), result, &error);
  EXPECT_NE(message, nullptr);
  EXPECT_EQ(error, nullptr);
 
  g_autofree gchar* text =
      g_strndup(static_cast<const gchar*>(g_bytes_get_data(message, nullptr)),
                g_bytes_get_size(message));
  EXPECT_STREQ(text, "Polo!");
 
  g_main_loop_quit(static_cast<GMainLoop*>(user_data));
}

References error, fl_binary_messenger_send_on_channel_finish(), result, and user_data.

Referenced by TEST().

fl_fake_binary_messenger_iface_init()

static void fl_fake_binary_messenger_iface_init ( FlBinaryMessengerInterface *  iface )

static

Definition at line 145 of file fl_binary_messenger_test.cc.

                                       {
  iface->set_message_handler_on_channel = set_message_handler_on_channel;
  iface->send_response = send_response;
  iface->send_on_channel = send_on_channel;
  iface->send_on_channel_finish = send_on_channel_finish;
  iface->resize_channel = resize_channel;
  iface->set_warns_on_channel_overflow = set_warns_on_channel_overflow;
}

References resize_channel(), send_on_channel(), send_on_channel_finish(), send_response(), set_message_handler_on_channel(), and set_warns_on_channel_overflow().

fl_fake_binary_messenger_init()

static void fl_fake_binary_messenger_init ( FlFakeBinaryMessenger *  self )

static

Definition at line 155 of file fl_binary_messenger_test.cc.

{}

fl_fake_binary_messenger_new()

static FlBinaryMessenger* fl_fake_binary_messenger_new ( GMainLoop *  loop )

static

Definition at line 157 of file fl_binary_messenger_test.cc.

                                                                        {
  FlFakeBinaryMessenger* self = FL_FAKE_BINARY_MESSENGER(
      g_object_new(fl_fake_binary_messenger_get_type(), NULL));
  self->loop = loop;
  return FL_BINARY_MESSENGER(self);
}

Referenced by TEST().

G_DECLARE_FINAL_TYPE()

G_DECLARE_FINAL_TYPE	(	FlFakeBinaryMessenger	,
		fl_fake_binary_messenger	,
		FL	,
		FAKE_BINARY_MESSENGER	,
		GObject
	)

Definition at line 22 of file fl_binary_messenger_test.cc.

                              {
  GObject parent_instance;
 
  GMainLoop* loop;
  GAsyncReadyCallback send_callback;
  gpointer send_callback_user_data;
  FlBinaryMessengerMessageHandler message_handler;
  gpointer message_handler_user_data;
};

References FlBinaryMessengerMessageHandler.

G_DEFINE_TYPE_WITH_CODE()

G_DEFINE_TYPE_WITH_CODE	(	FlFakeBinaryMessenger	,
		fl_fake_binary_messenger	,
		G_TYPE_OBJECT	,
		G_IMPLEMENT_INTERFACE(fl_binary_messenger_get_type(), fl_fake_binary_messenger_iface_init)
	)

Definition at line 41 of file fl_binary_messenger_test.cc.

                                       {}

kill_handler_notify_cb()

static void kill_handler_notify_cb ( gpointer  was_called )

static

Definition at line 631 of file fl_binary_messenger_test.cc.

                                                        {
  *static_cast<gboolean*>(was_called) = TRUE;
}

References TRUE.

Referenced by TEST().

message_cb()

static void message_cb ( FlBinaryMessenger *  messenger, const gchar *  channel, GBytes *  message, FlBinaryMessengerResponseHandle *  response_handle, gpointer  user_data  )

static

Definition at line 343 of file fl_binary_messenger_test.cc.

                                           {
  EXPECT_NE(message, nullptr);
  g_autofree gchar* text =
      g_strndup(static_cast<const gchar*>(g_bytes_get_data(message, nullptr)),
                g_bytes_get_size(message));
  EXPECT_STREQ(text, "Marco!");
 
  const char* response_text = "Polo!";
  g_autoptr(GBytes) response =
      g_bytes_new(response_text, strlen(response_text));
  g_autoptr(GError) error = nullptr;
  EXPECT_TRUE(fl_binary_messenger_send_response(messenger, response_handle,
                                                response, &error));
  EXPECT_EQ(error, nullptr);
}

References error, and fl_binary_messenger_send_response().

Referenced by TEST().

nullptr_response_cb()

static void nullptr_response_cb ( GObject *  object, GAsyncResult *  result, gpointer  user_data  )

static

Definition at line 286 of file fl_binary_messenger_test.cc.

                                                    {
  g_autoptr(GError) error = nullptr;
  g_autoptr(GBytes) message = fl_binary_messenger_send_on_channel_finish(
      FL_BINARY_MESSENGER(object), result, &error);
  EXPECT_NE(message, nullptr);
  EXPECT_EQ(error, nullptr);
 
  EXPECT_EQ(g_bytes_get_size(message), static_cast<gsize>(0));
 
  g_main_loop_quit(static_cast<GMainLoop*>(user_data));
}

References error, fl_binary_messenger_send_on_channel_finish(), result, and user_data.

Referenced by TEST().

quit_main_loop_cb()

static gboolean quit_main_loop_cb ( gpointer  user_data )

static

Definition at line 504 of file fl_binary_messenger_test.cc.

                                                      {
  g_main_loop_quit(static_cast<GMainLoop*>(user_data));
  return FALSE;
}

References user_data.

Referenced by TEST().

resize_channel()

static void resize_channel ( FlBinaryMessenger *  messenger, const gchar *  channel, int64_t  new_size  )

static

Definition at line 133 of file fl_binary_messenger_test.cc.

                                             {
  // Fake implementation. Do nothing.
}

Referenced by fl_fake_binary_messenger_iface_init().

response_cb()

static void response_cb ( FlBinaryMessenger *  messenger, const gchar *  channel, GBytes *  message, FlBinaryMessengerResponseHandle *  response_handle, gpointer  user_data  )

static

Definition at line 365 of file fl_binary_messenger_test.cc.

                                            {
  EXPECT_NE(message, nullptr);
  g_autofree gchar* text =
      g_strndup(static_cast<const gchar*>(g_bytes_get_data(message, nullptr)),
                g_bytes_get_size(message));
  EXPECT_STREQ(text, "Polo!");
 
  fl_binary_messenger_send_response(messenger, response_handle, nullptr,
                                    nullptr);
 
  g_main_loop_quit(static_cast<GMainLoop*>(user_data));
}

References fl_binary_messenger_send_response(), and user_data.

Referenced by TEST().

response_from_thread_cb()

static void response_from_thread_cb ( FlBinaryMessenger *  messenger, const gchar *  channel, GBytes *  message, FlBinaryMessengerResponseHandle *  response_handle, gpointer  user_data  )

static

Definition at line 588 of file fl_binary_messenger_test.cc.

                        {
  EXPECT_NE(message, nullptr);
  pthread_t thread;
  RespondsOnBackgroundThreadInfo* info =
      static_cast<RespondsOnBackgroundThreadInfo*>(
          malloc(sizeof(RespondsOnBackgroundThreadInfo)));
  info->messenger = FL_BINARY_MESSENGER(g_object_ref(messenger));
  info->response_handle =
      FL_BINARY_MESSENGER_RESPONSE_HANDLE(g_object_ref(response_handle));
  info->loop = static_cast<GMainLoop*>(user_data);
  EXPECT_EQ(0,
            pthread_create(&thread, nullptr, &response_from_thread_main, info));
}

References RespondsOnBackgroundThreadInfo::loop, RespondsOnBackgroundThreadInfo::messenger, response_from_thread_main(), RespondsOnBackgroundThreadInfo::response_handle, and user_data.

Referenced by TEST().

response_from_thread_main()

static void* response_from_thread_main ( void *  user_data )

static

Definition at line 576 of file fl_binary_messenger_test.cc.

                                                        {
  RespondsOnBackgroundThreadInfo* info =
      static_cast<RespondsOnBackgroundThreadInfo*>(user_data);
 
  fl_binary_messenger_send_response(info->messenger, info->response_handle,
                                    nullptr, nullptr);
 
  g_idle_add(cleanup_responds_on_background_thread_info, info);
 
  return nullptr;
}

References cleanup_responds_on_background_thread_info(), fl_binary_messenger_send_response(), RespondsOnBackgroundThreadInfo::messenger, RespondsOnBackgroundThreadInfo::response_handle, and user_data.

Referenced by response_from_thread_cb().

send_message_cb()

static gboolean send_message_cb ( gpointer  user_data )

static

Definition at line 51 of file fl_binary_messenger_test.cc.

                                                    {
  FlFakeBinaryMessenger* self = FL_FAKE_BINARY_MESSENGER(user_data);
 
  const char* text = "Marco!";
  g_autoptr(GBytes) message = g_bytes_new(text, strlen(text));
  self->message_handler(FL_BINARY_MESSENGER(self), "CHANNEL", message,
                        FL_BINARY_MESSENGER_RESPONSE_HANDLE(
                            fl_mock_binary_messenger_response_handle_new()),
                        self->message_handler_user_data);
 
  return FALSE;
}

References user_data.

Referenced by set_message_handler_on_channel().

send_on_channel()

static void send_on_channel ( FlBinaryMessenger *  messenger, const gchar *  channel, GBytes *  message, GCancellable *  cancellable, GAsyncReadyCallback  callback, gpointer  user_data  )

static

Definition at line 106 of file fl_binary_messenger_test.cc.

                                                {
  FlFakeBinaryMessenger* self = FL_FAKE_BINARY_MESSENGER(messenger);
 
  EXPECT_STREQ(channel, "CHANNEL");
  g_autofree gchar* text =
      g_strndup(static_cast<const gchar*>(g_bytes_get_data(message, nullptr)),
                g_bytes_get_size(message));
  EXPECT_STREQ(text, "Marco!");
 
  // Send response.
  self->send_callback = callback;
  self->send_callback_user_data = user_data;
  g_idle_add(send_ready_cb, messenger);
}

References callback, send_ready_cb(), and user_data.

Referenced by fl_fake_binary_messenger_iface_init().

send_on_channel_finish()

static GBytes* send_on_channel_finish ( FlBinaryMessenger *  messenger, GAsyncResult *  result, GError **  error  )

static

Definition at line 126 of file fl_binary_messenger_test.cc.

                                                      {
  const char* text = "Polo!";
  return g_bytes_new(text, strlen(text));
}

Referenced by fl_fake_binary_messenger_iface_init().

send_ready_cb()

static gboolean send_ready_cb ( gpointer  user_data )

static

Definition at line 98 of file fl_binary_messenger_test.cc.

                                                  {
  FlFakeBinaryMessenger* self = FL_FAKE_BINARY_MESSENGER(user_data);
 
  self->send_callback(G_OBJECT(self), NULL, self->send_callback_user_data);
 
  return FALSE;
}

References user_data.

Referenced by send_on_channel().

send_response()

static gboolean send_response ( FlBinaryMessenger *  messenger, FlBinaryMessengerResponseHandle *  response_handle, GBytes *  response, GError **  error  )

static

Definition at line 80 of file fl_binary_messenger_test.cc.

                                              {
  FlFakeBinaryMessenger* self = FL_FAKE_BINARY_MESSENGER(messenger);
 
  EXPECT_TRUE(FL_IS_MOCK_BINARY_MESSENGER_RESPONSE_HANDLE(response_handle));
 
  g_autofree gchar* text =
      g_strndup(static_cast<const gchar*>(g_bytes_get_data(response, nullptr)),
                g_bytes_get_size(response));
  EXPECT_STREQ(text, "Polo!");
 
  g_main_loop_quit(self->loop);
 
  return TRUE;
}

References TRUE.

Referenced by fl_fake_binary_messenger_iface_init().

set_message_handler_on_channel()

static void set_message_handler_on_channel ( FlBinaryMessenger *  messenger, const gchar *  channel, FlBinaryMessengerMessageHandler  handler, gpointer  user_data, GDestroyNotify  destroy_notify  )

static

Definition at line 64 of file fl_binary_messenger_test.cc.

                                   {
  FlFakeBinaryMessenger* self = FL_FAKE_BINARY_MESSENGER(messenger);
 
  EXPECT_STREQ(channel, "CHANNEL");
 
  // Send message.
  self->message_handler = handler;
  self->message_handler_user_data = user_data;
  g_idle_add(send_message_cb, messenger);
}

References send_message_cb(), and user_data.

Referenced by fl_fake_binary_messenger_iface_init().

set_warns_on_channel_overflow()

static void set_warns_on_channel_overflow ( FlBinaryMessenger *  messenger, const gchar *  channel, bool  warns  )

static

Definition at line 139 of file fl_binary_messenger_test.cc.

                                                      {
  // Fake implementation. Do nothing.
}

Referenced by fl_fake_binary_messenger_iface_init().

TEST() [1/13]

TEST	(	FlBinaryMessengerTest	,
		ControlChannelErrorResponse
	)

Definition at line 511 of file fl_binary_messenger_test.cc.

                                                         {
  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(GError) error = nullptr;
  EXPECT_TRUE(fl_engine_start(engine, &error));
  EXPECT_EQ(error, nullptr);
 
  FlutterEngineProcTable* embedder_api = fl_engine_get_embedder_api(engine);
 
  bool called = false;
 
  FlutterEngineSendPlatformMessageFnPtr old_handler =
      embedder_api->SendPlatformMessage;
  embedder_api->SendPlatformMessage = MOCK_ENGINE_PROC(
      SendPlatformMessage,
      ([&called, old_handler, loop](auto engine,
                                    const FlutterPlatformMessage* message) {
        // Expect to receive a message on the "control" channel.
        if (strcmp(message->channel, "dev.flutter/channel-buffers") != 0) {
          return old_handler(engine, message);
        }
 
        called = true;
 
        // Register a callback to quit the main loop when binary messenger work
        // ends.
        g_idle_add(quit_main_loop_cb, loop);
 
        // Simulates an internal error.
        return kInvalidArguments;
      }));
 
  fl_binary_messenger_set_warns_on_channel_overflow(messenger, "flutter/test",
                                                    false);
 
  EXPECT_TRUE(called);
 
  // Blocks here until quit_main_loop_cb is called.
  g_main_loop_run(loop);
}

References error, fl_binary_messenger_new(), fl_binary_messenger_set_warns_on_channel_overflow(), fl_engine_get_embedder_api(), fl_engine_start(), make_mock_engine(), and quit_main_loop_cb().

TEST() [2/13]

TEST	(	FlBinaryMessengerTest	,
		DeletingEngineClearsHandlers
	)

Definition at line 635 of file fl_binary_messenger_test.cc.

                                                          {
  FlEngine* engine = make_mock_engine();
  g_autoptr(FlBinaryMessenger) messenger = fl_binary_messenger_new(engine);
  gboolean was_killed = FALSE;
 
  // Listen for messages from the engine.
  fl_binary_messenger_set_message_handler_on_channel(messenger, "test/messages",
                                                     message_cb, &was_killed,
                                                     kill_handler_notify_cb);
 
  g_clear_object(&engine);
 
  ASSERT_TRUE(was_killed);
}

References fl_binary_messenger_new(), fl_binary_messenger_set_message_handler_on_channel(), kill_handler_notify_cb(), make_mock_engine(), and message_cb().

TEST() [3/13]

TEST	(	FlBinaryMessengerTest	,
		FakeMessengerReceive
	)

Definition at line 222 of file fl_binary_messenger_test.cc.

                                                  {
  g_autoptr(GMainLoop) loop = g_main_loop_new(nullptr, 0);
 
  g_autoptr(FlBinaryMessenger) messenger = fl_fake_binary_messenger_new(loop);
  EXPECT_TRUE(FL_IS_FAKE_BINARY_MESSENGER(messenger));
 
  fl_binary_messenger_set_message_handler_on_channel(
      messenger, "CHANNEL", fake_message_cb, nullptr, nullptr);
 
  // Blocks here until response is received in fake messenger.
  g_main_loop_run(loop);
}

References fake_message_cb(), fl_binary_messenger_set_message_handler_on_channel(), and fl_fake_binary_messenger_new().

TEST() [4/13]

TEST	(	FlBinaryMessengerTest	,
		FakeMessengerSend
	)

Definition at line 183 of file fl_binary_messenger_test.cc.

                                               {
  g_autoptr(GMainLoop) loop = g_main_loop_new(nullptr, 0);
 
  g_autoptr(FlBinaryMessenger) messenger = fl_fake_binary_messenger_new(loop);
  EXPECT_TRUE(FL_IS_FAKE_BINARY_MESSENGER(messenger));
 
  const char* text = "Marco!";
  g_autoptr(GBytes) message = g_bytes_new(text, strlen(text));
  fl_binary_messenger_send_on_channel(messenger, "CHANNEL", message, nullptr,
                                      fake_response_cb, loop);
 
  // Blocks here until fake_response_cb is called.
  g_main_loop_run(loop);
}

References fake_response_cb(), fl_binary_messenger_send_on_channel(), and fl_fake_binary_messenger_new().

TEST() [5/13]

TEST	(	FlBinaryMessengerTest	,
		NullptrResponse
	)

Definition at line 301 of file fl_binary_messenger_test.cc.

                                             {
  g_autoptr(GMainLoop) loop = g_main_loop_new(nullptr, 0);
 
  g_autoptr(FlEngine) engine = make_mock_engine();
  FlBinaryMessenger* messenger = fl_binary_messenger_new(engine);
  const char* text = "Hello World!";
  g_autoptr(GBytes) message = g_bytes_new(text, strlen(text));
  fl_binary_messenger_send_on_channel(messenger, "test/nullptr-response",
                                      message, nullptr, nullptr_response_cb,
                                      loop);
 
  // Blocks here until nullptr_response_cb is called.
  g_main_loop_run(loop);
}

References fl_binary_messenger_new(), fl_binary_messenger_send_on_channel(), make_mock_engine(), and nullptr_response_cb().

TEST() [6/13]

TEST	(	FlBinaryMessengerTest	,
		ReceiveMessage
	)

Definition at line 383 of file fl_binary_messenger_test.cc.

                                            {
  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.
  fl_binary_messenger_set_message_handler_on_channel(
      messenger, "test/messages", message_cb, nullptr, nullptr);
 
  // Listen for response from the engine.
  fl_binary_messenger_set_message_handler_on_channel(
      messenger, "test/responses", response_cb, loop, nullptr);
 
  // Trigger the engine to send a message.
  const char* text = "Marco!";
  g_autoptr(GBytes) message = g_bytes_new(text, strlen(text));
  fl_binary_messenger_send_on_channel(messenger, "test/send-message", message,
                                      nullptr, nullptr, nullptr);
 
  // Blocks here until response_cb is called.
  g_main_loop_run(loop);
}

References fl_binary_messenger_new(), fl_binary_messenger_send_on_channel(), fl_binary_messenger_set_message_handler_on_channel(), make_mock_engine(), message_cb(), and response_cb().

TEST() [7/13]

TEST	(	FlBinaryMessengerTest	,
		ResizeChannel
	)

Definition at line 411 of file fl_binary_messenger_test.cc.

                                           {
  g_autoptr(FlEngine) engine = make_mock_engine();
  FlutterEngineProcTable* embedder_api = fl_engine_get_embedder_api(engine);
 
  bool called = false;
 
  FlutterEngineSendPlatformMessageFnPtr old_handler =
      embedder_api->SendPlatformMessage;
  embedder_api->SendPlatformMessage = MOCK_ENGINE_PROC(
      SendPlatformMessage,
      ([&called, old_handler](auto engine,
                              const FlutterPlatformMessage* message) {
        // Expect to receive a message on the "control" channel.
        if (strcmp(message->channel, "dev.flutter/channel-buffers") != 0) {
          return old_handler(engine, message);
        }
 
        called = true;
 
        // The expected content was created from the following Dart code:
        //   MethodCall call = MethodCall('resize', ['flutter/test',3]);
        //   StandardMethodCodec().encodeMethodCall(call).buffer.asUint8List();
        const int expected_message_size = 29;
        EXPECT_EQ(message->message_size,
                  static_cast<size_t>(expected_message_size));
        int expected[expected_message_size] = {
            7,   6,   114, 101, 115, 105, 122, 101, 12,  2,
            7,   12,  102, 108, 117, 116, 116, 101, 114, 47,
            116, 101, 115, 116, 3,   3,   0,   0,   0};
        for (size_t i = 0; i < expected_message_size; i++) {
          EXPECT_EQ(message->message[i], expected[i]);
        }
 
        return kSuccess;
      }));
 
  g_autoptr(GError) error = nullptr;
  EXPECT_TRUE(fl_engine_start(engine, &error));
  EXPECT_EQ(error, nullptr);
 
  FlBinaryMessenger* messenger = fl_binary_messenger_new(engine);
  fl_binary_messenger_resize_channel(messenger, "flutter/test", 3);
 
  EXPECT_TRUE(called);
}

References error, fl_binary_messenger_new(), fl_binary_messenger_resize_channel(), fl_engine_get_embedder_api(), fl_engine_start(), i, and make_mock_engine().

TEST() [8/13]

TEST	(	FlBinaryMessengerTest	,
		RespondOnBackgroundThread
	)

Definition at line 607 of file fl_binary_messenger_test.cc.

                                                       {
  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.
  fl_binary_messenger_set_message_handler_on_channel(
      messenger, "test/messages", message_cb, nullptr, nullptr);
 
  // Listen for response from the engine.
  fl_binary_messenger_set_message_handler_on_channel(
      messenger, "test/responses", response_from_thread_cb, loop, nullptr);
 
  // Trigger the engine to send a message.
  const char* text = "Marco!";
  g_autoptr(GBytes) message = g_bytes_new(text, strlen(text));
  fl_binary_messenger_send_on_channel(messenger, "test/send-message", message,
                                      nullptr, nullptr, nullptr);
 
  // Blocks here until response_cb is called.
  g_main_loop_run(loop);
}

References fl_binary_messenger_new(), fl_binary_messenger_send_on_channel(), fl_binary_messenger_set_message_handler_on_channel(), make_mock_engine(), message_cb(), and response_from_thread_cb().

TEST() [9/13]

TEST	(	FlBinaryMessengerTest	,
		SendEmptyMessage
	)

Definition at line 244 of file fl_binary_messenger_test.cc.

                                              {
  g_autoptr(FlEngine) engine = make_mock_engine();
  FlBinaryMessenger* messenger = fl_binary_messenger_new(engine);
  g_autoptr(GBytes) message = g_bytes_new(nullptr, 0);
  fl_binary_messenger_send_on_channel(messenger, "test/echo", message, nullptr,
                                      nullptr, nullptr);
}

References fl_binary_messenger_new(), fl_binary_messenger_send_on_channel(), and make_mock_engine().

TEST() [10/13]

TEST	(	FlBinaryMessengerTest	,
		SendFailure
	)

Definition at line 330 of file fl_binary_messenger_test.cc.

                                         {
  g_autoptr(GMainLoop) loop = g_main_loop_new(nullptr, 0);
 
  g_autoptr(FlEngine) engine = make_mock_engine();
  FlBinaryMessenger* messenger = fl_binary_messenger_new(engine);
  fl_binary_messenger_send_on_channel(messenger, "test/failure", nullptr,
                                      nullptr, failure_response_cb, loop);
 
  // Blocks here until failure_response_cb is called.
  g_main_loop_run(loop);
}

References failure_response_cb(), fl_binary_messenger_new(), fl_binary_messenger_send_on_channel(), and make_mock_engine().

TEST() [11/13]

TEST	(	FlBinaryMessengerTest	,
		SendMessage
	)

Definition at line 271 of file fl_binary_messenger_test.cc.

                                         {
  g_autoptr(GMainLoop) loop = g_main_loop_new(nullptr, 0);
 
  g_autoptr(FlEngine) engine = make_mock_engine();
  FlBinaryMessenger* messenger = fl_binary_messenger_new(engine);
  const char* text = "Hello World!";
  g_autoptr(GBytes) message = g_bytes_new(text, strlen(text));
  fl_binary_messenger_send_on_channel(messenger, "test/echo", message, nullptr,
                                      echo_response_cb, loop);
 
  // Blocks here until echo_response_cb is called.
  g_main_loop_run(loop);
}

References echo_response_cb(), fl_binary_messenger_new(), fl_binary_messenger_send_on_channel(), and make_mock_engine().

TEST() [12/13]

TEST	(	FlBinaryMessengerTest	,
		SendNullptrMessage
	)

Definition at line 236 of file fl_binary_messenger_test.cc.

                                                {
  g_autoptr(FlEngine) engine = make_mock_engine();
  FlBinaryMessenger* messenger = fl_binary_messenger_new(engine);
  fl_binary_messenger_send_on_channel(messenger, "test/echo", nullptr, nullptr,
                                      nullptr, nullptr);
}

References fl_binary_messenger_new(), fl_binary_messenger_send_on_channel(), and make_mock_engine().

TEST() [13/13]

TEST	(	FlBinaryMessengerTest	,
		WarnsOnOverflowChannel
	)

Definition at line 458 of file fl_binary_messenger_test.cc.

                                                    {
  g_autoptr(FlEngine) engine = make_mock_engine();
  FlutterEngineProcTable* embedder_api = fl_engine_get_embedder_api(engine);
 
  bool called = false;
 
  FlutterEngineSendPlatformMessageFnPtr old_handler =
      embedder_api->SendPlatformMessage;
  embedder_api->SendPlatformMessage = MOCK_ENGINE_PROC(
      SendPlatformMessage,
      ([&called, old_handler](auto engine,
                              const FlutterPlatformMessage* message) {
        // Expect to receive a message on the "control" channel.
        if (strcmp(message->channel, "dev.flutter/channel-buffers") != 0) {
          return old_handler(engine, message);
        }
 
        called = true;
 
        // The expected content was created from the following Dart code:
        //   MethodCall call = MethodCall('overflow',['flutter/test', true]);
        //   StandardMethodCodec().encodeMethodCall(call).buffer.asUint8List();
        const int expected_message_size = 27;
        EXPECT_EQ(message->message_size,
                  static_cast<size_t>(expected_message_size));
        int expected[expected_message_size] = {
            7,   8,   111, 118, 101, 114, 102, 108, 111, 119, 12,  2,   7, 12,
            102, 108, 117, 116, 116, 101, 114, 47,  116, 101, 115, 116, 1};
        for (size_t i = 0; i < expected_message_size; i++) {
          EXPECT_EQ(message->message[i], expected[i]);
        }
 
        return kSuccess;
      }));
 
  g_autoptr(GError) error = nullptr;
  EXPECT_TRUE(fl_engine_start(engine, &error));
  EXPECT_EQ(error, nullptr);
 
  FlBinaryMessenger* messenger = fl_binary_messenger_new(engine);
  fl_binary_messenger_set_warns_on_channel_overflow(messenger, "flutter/test",
                                                    false);
 
  EXPECT_TRUE(called);
}

References error, fl_binary_messenger_new(), fl_binary_messenger_set_warns_on_channel_overflow(), fl_engine_get_embedder_api(), fl_engine_start(), i, and make_mock_engine().