fl_view_test.cc File Reference

#include "flutter/shell/platform/linux/public/flutter_linux/fl_view.h"
#include "flutter/shell/platform/embedder/test_utils/proc_table_replacement.h"
#include "flutter/shell/platform/linux/fl_engine_private.h"
#include "flutter/shell/platform/linux/fl_view_private.h"
#include "flutter/shell/platform/linux/testing/fl_test.h"
#include "flutter/shell/platform/linux/testing/fl_test_gtk_logs.h"
#include "flutter/shell/platform/linux/testing/mock_gtk.h"
#include "gtest/gtest.h"

Go to the source code of this file.

Functions
	TEST (FlViewTest, GetEngine)
	TEST (FlViewTest, StateUpdateDoesNotHappenInInit)
	TEST (FlViewTest, SemanticsUpdate)
	TEST (FlViewTest, SemanticsUpdateOtherView)
	TEST (FlViewTest, SecondaryView)
	TEST (FlViewTest, SecondaryViewError)
	TEST (FlViewTest, ViewDestroy)
	TEST (FlViewTest, ViewDestroyError)

Function Documentation

TEST() [1/8]

TEST	(	FlViewTest	,
		GetEngine
	)

Definition at line 22 of file fl_view_test.cc.

                            {
  flutter::testing::fl_ensure_gtk_init();
  g_autoptr(FlDartProject) project = fl_dart_project_new();
  FlView* view = fl_view_new(project);
 
  // Check the engine is immediately available (i.e. before the widget is
  // realized).
  FlEngine* engine = fl_view_get_engine(view);
  EXPECT_NE(engine, nullptr);
}

References engine, fl_dart_project_new(), flutter::testing::fl_ensure_gtk_init(), fl_view_get_engine(), fl_view_new(), g_autoptr(), and view.

TEST() [2/8]

TEST	(	FlViewTest	,
		SecondaryView
	)

Definition at line 124 of file fl_view_test.cc.

                                {
  flutter::testing::fl_ensure_gtk_init();
 
  g_autoptr(FlDartProject) project = fl_dart_project_new();
  FlView* implicit_view = fl_view_new(project);
 
  FlEngine* engine = fl_view_get_engine(implicit_view);
 
  FlutterViewId view_id = -1;
  fl_engine_get_embedder_api(engine)->AddView = MOCK_ENGINE_PROC(
      AddView, ([&view_id](auto engine, const FlutterAddViewInfo* info) {
        view_id = info->view_id;
        FlutterAddViewResult result = {
            .struct_size = sizeof(FlutterAddViewResult),
            .added = true,
            .user_data = info->user_data};
        info->add_view_callback(&result);
        return kSuccess;
      }));
 
  g_autoptr(GError) error = nullptr;
  EXPECT_TRUE(fl_engine_start(engine, &error));
 
  FlView* secondary_view = fl_view_new_for_engine(engine);
  EXPECT_EQ(view_id, fl_view_get_id(secondary_view));
}

References FlutterAddViewInfo::add_view_callback, FlutterEngineProcTable::AddView, engine, error, fl_dart_project_new(), fl_engine_get_embedder_api(), fl_engine_start(), flutter::testing::fl_ensure_gtk_init(), fl_view_get_engine(), fl_view_get_id(), fl_view_new(), fl_view_new_for_engine(), g_autoptr(), kSuccess, MOCK_ENGINE_PROC, FlutterAddViewResult::struct_size, user_data, FlutterAddViewInfo::user_data, FlutterAddViewInfo::view_id, and view_id.

TEST() [3/8]

TEST	(	FlViewTest	,
		SecondaryViewError
	)

Definition at line 152 of file fl_view_test.cc.

                                     {
  flutter::testing::fl_ensure_gtk_init();
 
  g_autoptr(FlDartProject) project = fl_dart_project_new();
  FlView* implicit_view = fl_view_new(project);
 
  FlEngine* engine = fl_view_get_engine(implicit_view);
 
  FlutterViewId view_id = -1;
  fl_engine_get_embedder_api(engine)->AddView = MOCK_ENGINE_PROC(
      AddView, ([&view_id](auto engine, const FlutterAddViewInfo* info) {
        view_id = info->view_id;
        return kInvalidArguments;
      }));
 
  g_autoptr(GError) error = nullptr;
  EXPECT_TRUE(fl_engine_start(engine, &error));
 
  FlView* secondary_view = fl_view_new_for_engine(engine);
  EXPECT_EQ(view_id, fl_view_get_id(secondary_view));
}

References FlutterEngineProcTable::AddView, engine, error, fl_dart_project_new(), fl_engine_get_embedder_api(), fl_engine_start(), flutter::testing::fl_ensure_gtk_init(), fl_view_get_engine(), fl_view_get_id(), fl_view_new(), fl_view_new_for_engine(), g_autoptr(), kInvalidArguments, MOCK_ENGINE_PROC, FlutterAddViewInfo::view_id, and view_id.

TEST() [4/8]

TEST	(	FlViewTest	,
		SemanticsUpdate
	)

Definition at line 75 of file fl_view_test.cc.

                                  {
  flutter::testing::fl_ensure_gtk_init();
 
  g_autoptr(FlDartProject) project = fl_dart_project_new();
  FlView* view = fl_view_new(project);
 
  FlEngine* engine = fl_view_get_engine(view);
  g_autoptr(GError) error = nullptr;
  EXPECT_TRUE(fl_engine_start(engine, &error));
 
  FlutterSemanticsFlags flags = {};
  FlutterSemanticsNode2 root_node = {
      .id = 0, .label = "root", .flags2 = &flags};
  FlutterSemanticsNode2* nodes[1] = {&root_node};
  FlutterSemanticsUpdate2 update = {
      .node_count = 1, .nodes = nodes, .view_id = 0};
  g_signal_emit_by_name(engine, "update-semantics", &update);
 
  FlViewAccessible* accessible = fl_view_get_accessible(view);
  EXPECT_EQ(atk_object_get_n_accessible_children(ATK_OBJECT(accessible)), 1);
  AtkObject* root_object =
      atk_object_ref_accessible_child(ATK_OBJECT(accessible), 0);
  EXPECT_STREQ(atk_object_get_name(root_object), "root");
}

References engine, error, fl_dart_project_new(), fl_engine_start(), flutter::testing::fl_ensure_gtk_init(), fl_view_get_accessible(), fl_view_get_engine(), fl_view_new(), g_autoptr(), FlutterSemanticsNode2::id, FlutterSemanticsUpdate2::node_count, and view.

TEST() [5/8]

TEST	(	FlViewTest	,
		SemanticsUpdateOtherView
	)

Definition at line 101 of file fl_view_test.cc.

                                           {
  flutter::testing::fl_ensure_gtk_init();
 
  g_autoptr(FlDartProject) project = fl_dart_project_new();
  FlView* view = fl_view_new(project);
 
  FlEngine* engine = fl_view_get_engine(view);
  g_autoptr(GError) error = nullptr;
  EXPECT_TRUE(fl_engine_start(engine, &error));
 
  FlutterSemanticsFlags flags = {};
  FlutterSemanticsNode2 root_node = {
      .id = 0, .label = "root", .flags2 = &flags};
  FlutterSemanticsNode2* nodes[1] = {&root_node};
  FlutterSemanticsUpdate2 update = {
      .node_count = 1, .nodes = nodes, .view_id = 99};
  g_signal_emit_by_name(engine, "update-semantics", &update);
 
  FlViewAccessible* accessible = fl_view_get_accessible(view);
  EXPECT_EQ(atk_object_get_n_accessible_children(ATK_OBJECT(accessible)), 0);
}

References engine, error, fl_dart_project_new(), fl_engine_start(), flutter::testing::fl_ensure_gtk_init(), fl_view_get_accessible(), fl_view_get_engine(), fl_view_new(), g_autoptr(), FlutterSemanticsNode2::id, FlutterSemanticsUpdate2::node_count, and view.

TEST() [6/8]

TEST	(	FlViewTest	,
		StateUpdateDoesNotHappenInInit
	)

Definition at line 33 of file fl_view_test.cc.

                                                 {
  flutter::testing::fl_ensure_gtk_init();
  g_autoptr(FlDartProject) project = fl_dart_project_new();
  FlView* view = fl_view_new(project);
  // Check that creating a view doesn't try to query the window state in
  // initialization, causing a critical log to be issued.
  EXPECT_EQ(
      flutter::testing::fl_get_received_gtk_log_levels() & G_LOG_LEVEL_CRITICAL,
      (GLogLevelFlags)0x0);
 
  (void)view;
}

References fl_dart_project_new(), flutter::testing::fl_ensure_gtk_init(), flutter::testing::fl_get_received_gtk_log_levels(), fl_view_new(), g_autoptr(), and view.

TEST() [7/8]

TEST	(	FlViewTest	,
		ViewDestroy
	)

Definition at line 175 of file fl_view_test.cc.

                              {
  flutter::testing::fl_ensure_gtk_init();
 
  g_autoptr(FlDartProject) project = fl_dart_project_new();
  FlView* implicit_view = fl_view_new(project);
 
  FlEngine* engine = fl_view_get_engine(implicit_view);
 
  g_autoptr(GPtrArray) removed_views = g_ptr_array_new();
  fl_engine_get_embedder_api(engine)->RemoveView = MOCK_ENGINE_PROC(
      RemoveView,
      ([removed_views](auto engine, const FlutterRemoveViewInfo* info) {
        g_ptr_array_add(removed_views, GINT_TO_POINTER(info->view_id));
        return kSuccess;
      }));
 
  g_autoptr(GError) error = nullptr;
  EXPECT_TRUE(fl_engine_start(engine, &error));
 
  FlView* secondary_view = fl_view_new_for_engine(engine);
 
  int64_t implicit_view_id = fl_view_get_id(implicit_view);
  int64_t secondary_view_id = fl_view_get_id(secondary_view);
 
  fl_gtk_widget_destroy(GTK_WIDGET(secondary_view));
  fl_gtk_widget_destroy(GTK_WIDGET(implicit_view));
 
  EXPECT_EQ(removed_views->len, 2u);
  EXPECT_EQ(GPOINTER_TO_INT(g_ptr_array_index(removed_views, 0)),
            secondary_view_id);
  EXPECT_EQ(GPOINTER_TO_INT(g_ptr_array_index(removed_views, 1)),
            implicit_view_id);
}

References engine, error, fl_dart_project_new(), fl_engine_get_embedder_api(), fl_engine_start(), flutter::testing::fl_ensure_gtk_init(), fl_gtk_widget_destroy(), fl_view_get_engine(), fl_view_get_id(), fl_view_new(), fl_view_new_for_engine(), g_autoptr(), kSuccess, MOCK_ENGINE_PROC, FlutterEngineProcTable::RemoveView, and FlutterRemoveViewInfo::view_id.

TEST() [8/8]

TEST	(	FlViewTest	,
		ViewDestroyError
	)

Definition at line 210 of file fl_view_test.cc.

                                   {
  flutter::testing::fl_ensure_gtk_init();
 
  g_autoptr(FlDartProject) project = fl_dart_project_new();
  FlView* implicit_view = fl_view_new(project);
 
  FlEngine* engine = fl_view_get_engine(implicit_view);
 
  fl_engine_get_embedder_api(engine)->RemoveView = MOCK_ENGINE_PROC(
      RemoveView, ([](auto engine, const FlutterRemoveViewInfo* info) {
        return kInvalidArguments;
      }));
 
  g_autoptr(GError) error = nullptr;
  EXPECT_TRUE(fl_engine_start(engine, &error));
 
  FlView* secondary_view = fl_view_new_for_engine(engine);
 
  fl_gtk_widget_destroy(GTK_WIDGET(secondary_view));
  fl_gtk_widget_destroy(GTK_WIDGET(implicit_view));
}

References engine, error, fl_dart_project_new(), fl_engine_get_embedder_api(), fl_engine_start(), flutter::testing::fl_ensure_gtk_init(), fl_gtk_widget_destroy(), fl_view_get_engine(), fl_view_new(), fl_view_new_for_engine(), g_autoptr(), kInvalidArguments, MOCK_ENGINE_PROC, and FlutterEngineProcTable::RemoveView.