Flutter Linux Embedder
Functions
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.

22  {
23  flutter::testing::fl_ensure_gtk_init();
24  g_autoptr(FlDartProject) project = fl_dart_project_new();
25  FlView* view = fl_view_new(project);
26 
27  // Check the engine is immediately available (i.e. before the widget is
28  // realized).
29  FlEngine* engine = fl_view_get_engine(view);
30  EXPECT_NE(engine, nullptr);
31 }
view
FlView * view
Definition: fl_application.cc:36
fl_dart_project_new
G_MODULE_EXPORT FlDartProject * fl_dart_project_new()
Definition: fl_dart_project.cc:52
fl_view_new
G_MODULE_EXPORT FlView * fl_view_new(FlDartProject *project)
Definition: fl_view.cc:811
fl_view_get_engine
G_MODULE_EXPORT FlEngine * fl_view_get_engine(FlView *self)
Definition: fl_view.cc:838

References fl_dart_project_new(), fl_view_get_engine(), fl_view_new(), and view.

◆ TEST() [2/8]

TEST ( FlViewTest  ,
SecondaryView   
)

Definition at line 124 of file fl_view_test.cc.

124  {
125  flutter::testing::fl_ensure_gtk_init();
126 
127  g_autoptr(FlDartProject) project = fl_dart_project_new();
128  FlView* implicit_view = fl_view_new(project);
129 
130  FlEngine* engine = fl_view_get_engine(implicit_view);
131 
132  FlutterViewId view_id = -1;
133  fl_engine_get_embedder_api(engine)->AddView = MOCK_ENGINE_PROC(
134  AddView, ([&view_id](auto engine, const FlutterAddViewInfo* info) {
135  view_id = info->view_id;
136  FlutterAddViewResult result = {
137  .struct_size = sizeof(FlutterAddViewResult),
138  .added = true,
139  .user_data = info->user_data};
140  info->add_view_callback(&result);
141  return kSuccess;
142  }));
143 
144  g_autoptr(GError) error = nullptr;
145  EXPECT_TRUE(fl_engine_start(engine, &error));
146 
147  FlView* secondary_view = fl_view_new_for_engine(engine);
148  EXPECT_EQ(view_id, fl_view_get_id(secondary_view));
149 }
fl_engine_get_embedder_api
FlutterEngineProcTable * fl_engine_get_embedder_api(FlEngine *self)
Definition: fl_engine.cc:858
fl_engine_start
gboolean fl_engine_start(FlEngine *self, GError **error)
Definition: fl_engine.cc:720
user_data
G_BEGIN_DECLS G_MODULE_EXPORT FlValue gpointer user_data
Definition: fl_event_channel.h:90
error
const uint8_t uint32_t uint32_t GError ** error
Definition: fl_pixel_buffer_texture_test.cc:40
fl_view_new_for_engine
G_MODULE_EXPORT FlView * fl_view_new_for_engine(FlEngine *engine)
Definition: fl_view.cc:825
fl_view_get_id
G_MODULE_EXPORT int64_t fl_view_get_id(FlView *self)
Definition: fl_view.cc:844
view_id
G_BEGIN_DECLS FlutterViewId view_id
Definition: fl_view_accessible.h:49

References error, fl_dart_project_new(), fl_engine_get_embedder_api(), fl_engine_start(), fl_view_get_engine(), fl_view_get_id(), fl_view_new(), fl_view_new_for_engine(), user_data, and view_id.

◆ TEST() [3/8]

TEST ( FlViewTest  ,
SecondaryViewError   
)

Definition at line 152 of file fl_view_test.cc.

152  {
153  flutter::testing::fl_ensure_gtk_init();
154 
155  g_autoptr(FlDartProject) project = fl_dart_project_new();
156  FlView* implicit_view = fl_view_new(project);
157 
158  FlEngine* engine = fl_view_get_engine(implicit_view);
159 
160  FlutterViewId view_id = -1;
161  fl_engine_get_embedder_api(engine)->AddView = MOCK_ENGINE_PROC(
162  AddView, ([&view_id](auto engine, const FlutterAddViewInfo* info) {
163  view_id = info->view_id;
164  return kInvalidArguments;
165  }));
166 
167  g_autoptr(GError) error = nullptr;
168  EXPECT_TRUE(fl_engine_start(engine, &error));
169 
170  FlView* secondary_view = fl_view_new_for_engine(engine);
171  EXPECT_EQ(view_id, fl_view_get_id(secondary_view));
172 }

References error, fl_dart_project_new(), fl_engine_get_embedder_api(), fl_engine_start(), fl_view_get_engine(), fl_view_get_id(), fl_view_new(), fl_view_new_for_engine(), and view_id.

◆ TEST() [4/8]

TEST ( FlViewTest  ,
SemanticsUpdate   
)

Definition at line 75 of file fl_view_test.cc.

75  {
76  flutter::testing::fl_ensure_gtk_init();
77 
78  g_autoptr(FlDartProject) project = fl_dart_project_new();
79  FlView* view = fl_view_new(project);
80 
81  FlEngine* engine = fl_view_get_engine(view);
82  g_autoptr(GError) error = nullptr;
83  EXPECT_TRUE(fl_engine_start(engine, &error));
84 
85  FlutterSemanticsFlags flags = {};
86  FlutterSemanticsNode2 root_node = {
87  .id = 0, .label = "root", .flags2 = &flags};
88  FlutterSemanticsNode2* nodes[1] = {&root_node};
89  FlutterSemanticsUpdate2 update = {
90  .node_count = 1, .nodes = nodes, .view_id = 0};
91  g_signal_emit_by_name(engine, "update-semantics", &update);
92 
93  FlViewAccessible* accessible = fl_view_get_accessible(view);
94  EXPECT_EQ(atk_object_get_n_accessible_children(ATK_OBJECT(accessible)), 1);
95  AtkObject* root_object =
96  atk_object_ref_accessible_child(ATK_OBJECT(accessible), 0);
97  EXPECT_STREQ(atk_object_get_name(root_object), "root");
98 }
fl_view_get_accessible
FlViewAccessible * fl_view_get_accessible(FlView *self)
Definition: fl_view.cc:856

References error, fl_dart_project_new(), fl_engine_start(), fl_view_get_accessible(), fl_view_get_engine(), fl_view_new(), and view.

◆ TEST() [5/8]

TEST ( FlViewTest  ,
SemanticsUpdateOtherView   
)

Definition at line 101 of file fl_view_test.cc.

101  {
102  flutter::testing::fl_ensure_gtk_init();
103 
104  g_autoptr(FlDartProject) project = fl_dart_project_new();
105  FlView* view = fl_view_new(project);
106 
107  FlEngine* engine = fl_view_get_engine(view);
108  g_autoptr(GError) error = nullptr;
109  EXPECT_TRUE(fl_engine_start(engine, &error));
110 
111  FlutterSemanticsFlags flags = {};
112  FlutterSemanticsNode2 root_node = {
113  .id = 0, .label = "root", .flags2 = &flags};
114  FlutterSemanticsNode2* nodes[1] = {&root_node};
115  FlutterSemanticsUpdate2 update = {
116  .node_count = 1, .nodes = nodes, .view_id = 99};
117  g_signal_emit_by_name(engine, "update-semantics", &update);
118 
119  FlViewAccessible* accessible = fl_view_get_accessible(view);
120  EXPECT_EQ(atk_object_get_n_accessible_children(ATK_OBJECT(accessible)), 0);
121 }

References error, fl_dart_project_new(), fl_engine_start(), fl_view_get_accessible(), fl_view_get_engine(), fl_view_new(), and view.

◆ TEST() [6/8]

TEST ( FlViewTest  ,
StateUpdateDoesNotHappenInInit   
)

Definition at line 33 of file fl_view_test.cc.

33  {
34  flutter::testing::fl_ensure_gtk_init();
35  g_autoptr(FlDartProject) project = fl_dart_project_new();
36  FlView* view = fl_view_new(project);
37  // Check that creating a view doesn't try to query the window state in
38  // initialization, causing a critical log to be issued.
39  EXPECT_EQ(
40  flutter::testing::fl_get_received_gtk_log_levels() & G_LOG_LEVEL_CRITICAL,
41  (GLogLevelFlags)0x0);
42 
43  (void)view;
44 }

References fl_dart_project_new(), fl_view_new(), and view.

◆ TEST() [7/8]

TEST ( FlViewTest  ,
ViewDestroy   
)

Definition at line 175 of file fl_view_test.cc.

175  {
176  flutter::testing::fl_ensure_gtk_init();
177 
178  g_autoptr(FlDartProject) project = fl_dart_project_new();
179  FlView* implicit_view = fl_view_new(project);
180 
181  FlEngine* engine = fl_view_get_engine(implicit_view);
182 
183  g_autoptr(GPtrArray) removed_views = g_ptr_array_new();
184  fl_engine_get_embedder_api(engine)->RemoveView = MOCK_ENGINE_PROC(
185  RemoveView,
186  ([removed_views](auto engine, const FlutterRemoveViewInfo* info) {
187  g_ptr_array_add(removed_views, GINT_TO_POINTER(info->view_id));
188  return kSuccess;
189  }));
190 
191  g_autoptr(GError) error = nullptr;
192  EXPECT_TRUE(fl_engine_start(engine, &error));
193 
194  FlView* secondary_view = fl_view_new_for_engine(engine);
195 
196  int64_t implicit_view_id = fl_view_get_id(implicit_view);
197  int64_t secondary_view_id = fl_view_get_id(secondary_view);
198 
199  fl_gtk_widget_destroy(GTK_WIDGET(secondary_view));
200  fl_gtk_widget_destroy(GTK_WIDGET(implicit_view));
201 
202  EXPECT_EQ(removed_views->len, 2u);
203  EXPECT_EQ(GPOINTER_TO_INT(g_ptr_array_index(removed_views, 0)),
204  secondary_view_id);
205  EXPECT_EQ(GPOINTER_TO_INT(g_ptr_array_index(removed_views, 1)),
206  implicit_view_id);
207 }

References error, fl_dart_project_new(), fl_engine_get_embedder_api(), fl_engine_start(), fl_view_get_engine(), fl_view_get_id(), fl_view_new(), and fl_view_new_for_engine().

◆ TEST() [8/8]

TEST ( FlViewTest  ,
ViewDestroyError   
)

Definition at line 210 of file fl_view_test.cc.

210  {
211  flutter::testing::fl_ensure_gtk_init();
212 
213  g_autoptr(FlDartProject) project = fl_dart_project_new();
214  FlView* implicit_view = fl_view_new(project);
215 
216  FlEngine* engine = fl_view_get_engine(implicit_view);
217 
218  fl_engine_get_embedder_api(engine)->RemoveView = MOCK_ENGINE_PROC(
219  RemoveView, ([](auto engine, const FlutterRemoveViewInfo* info) {
220  return kInvalidArguments;
221  }));
222 
223  g_autoptr(GError) error = nullptr;
224  EXPECT_TRUE(fl_engine_start(engine, &error));
225 
226  FlView* secondary_view = fl_view_new_for_engine(engine);
227 
228  fl_gtk_widget_destroy(GTK_WIDGET(secondary_view));
229  fl_gtk_widget_destroy(GTK_WIDGET(implicit_view));
230 }

References error, fl_dart_project_new(), fl_engine_get_embedder_api(), fl_engine_start(), fl_view_get_engine(), fl_view_new(), and fl_view_new_for_engine().