Flutter Linux Embedder
Functions
fl_view_accessible_test.cc File Reference
#include "gtest/gtest.h"
#include "flutter/shell/platform/linux/fl_view_accessible.h"
#include "flutter/shell/platform/linux/public/flutter_linux/fl_engine.h"
#include "flutter/shell/platform/linux/testing/mock_signal_handler.h"

Go to the source code of this file.

Functions

 TEST (FlViewAccessibleTest, BuildTree)
 
 TEST (FlViewAccessibleTest, AddRemoveChildren)
 

Function Documentation

◆ TEST() [1/2]

TEST ( FlViewAccessibleTest  ,
AddRemoveChildren   
)

Definition at line 49 of file fl_view_accessible_test.cc.

49  {
50  g_autoptr(FlDartProject) project = fl_dart_project_new();
51  g_autoptr(FlEngine) engine = fl_engine_new(project);
52  g_autoptr(FlViewAccessible) accessible = fl_view_accessible_new(engine);
53 
54  FlutterSemanticsNode2 root_node = {
55  .id = 0,
56  .label = "root",
57  .child_count = 0,
58  };
59  FlutterSemanticsNode2* nodes[1] = {&root_node};
60  FlutterSemanticsUpdate2 update = {.node_count = 1, .nodes = nodes};
61  fl_view_accessible_handle_update_semantics(accessible, &update);
62 
63  AtkObject* root_object =
64  atk_object_ref_accessible_child(ATK_OBJECT(accessible), 0);
65  EXPECT_EQ(atk_object_get_n_accessible_children(root_object), 0);
66 
67  // add child1
68  AtkObject* child1_object = nullptr;
69  FlutterSemanticsNode2 child1_node = {.id = 111, .label = "child 1"};
70  {
71  flutter::testing::MockSignalHandler2<gint, AtkObject*> child1_added(
72  root_object, "children-changed::add");
73  EXPECT_SIGNAL2(child1_added, ::testing::Eq(0), ::testing::A<AtkObject*>())
74  .WillOnce(::testing::SaveArg<1>(&child1_object));
75 
76  int32_t children[] = {111};
77  root_node.child_count = 1;
78  root_node.children_in_traversal_order = children;
79  FlutterSemanticsNode2* nodes[2] = {&root_node, &child1_node};
80  FlutterSemanticsUpdate2 update = {.node_count = 2, .nodes = nodes};
81  fl_view_accessible_handle_update_semantics(accessible, &update);
82  }
83 
84  EXPECT_EQ(atk_object_get_n_accessible_children(root_object), 1);
85  EXPECT_EQ(atk_object_ref_accessible_child(root_object, 0), child1_object);
86 
87  EXPECT_STREQ(atk_object_get_name(child1_object), "child 1");
88  EXPECT_EQ(atk_object_get_parent(child1_object), root_object);
89  EXPECT_EQ(atk_object_get_index_in_parent(child1_object), 0);
90  EXPECT_EQ(atk_object_get_n_accessible_children(child1_object), 0);
91 
92  // add child2
93  AtkObject* child2_object = nullptr;
94  FlutterSemanticsNode2 child2_node = {.id = 222, .label = "child 2"};
95  {
96  flutter::testing::MockSignalHandler2<gint, AtkObject*> child2_added(
97  root_object, "children-changed::add");
98  EXPECT_SIGNAL2(child2_added, ::testing::Eq(1), ::testing::A<AtkObject*>())
99  .WillOnce(::testing::SaveArg<1>(&child2_object));
100 
101  int32_t children[] = {111, 222};
102  root_node.child_count = 2;
103  root_node.children_in_traversal_order = children;
104  FlutterSemanticsNode2* nodes[3] = {&root_node, &child1_node, &child2_node};
105  FlutterSemanticsUpdate2 update = {.node_count = 3, .nodes = nodes};
106  fl_view_accessible_handle_update_semantics(accessible, &update);
107  }
108 
109  EXPECT_EQ(atk_object_get_n_accessible_children(root_object), 2);
110  EXPECT_EQ(atk_object_ref_accessible_child(root_object, 0), child1_object);
111  EXPECT_EQ(atk_object_ref_accessible_child(root_object, 1), child2_object);
112 
113  EXPECT_STREQ(atk_object_get_name(child1_object), "child 1");
114  EXPECT_EQ(atk_object_get_parent(child1_object), root_object);
115  EXPECT_EQ(atk_object_get_index_in_parent(child1_object), 0);
116  EXPECT_EQ(atk_object_get_n_accessible_children(child1_object), 0);
117 
118  EXPECT_STREQ(atk_object_get_name(child2_object), "child 2");
119  EXPECT_EQ(atk_object_get_parent(child2_object), root_object);
120  EXPECT_EQ(atk_object_get_index_in_parent(child2_object), 1);
121  EXPECT_EQ(atk_object_get_n_accessible_children(child2_object), 0);
122 
123  // remove child1
124  {
125  flutter::testing::MockSignalHandler2<gint, AtkObject*> child1_removed(
126  root_object, "children-changed::remove");
127  EXPECT_SIGNAL2(child1_removed, ::testing::Eq(0),
128  ::testing::Eq(child1_object));
129 
130  const int32_t children[] = {222};
131  root_node.child_count = 1;
132  root_node.children_in_traversal_order = children;
133  FlutterSemanticsNode2* nodes[3] = {&root_node, &child2_node};
134  FlutterSemanticsUpdate2 update = {.node_count = 2, .nodes = nodes};
135  fl_view_accessible_handle_update_semantics(accessible, &update);
136  }
137 
138  EXPECT_EQ(atk_object_get_n_accessible_children(root_object), 1);
139  EXPECT_EQ(atk_object_ref_accessible_child(root_object, 0), child2_object);
140 
141  EXPECT_STREQ(atk_object_get_name(child2_object), "child 2");
142  EXPECT_EQ(atk_object_get_parent(child2_object), root_object);
143  EXPECT_EQ(atk_object_get_index_in_parent(child2_object), 0);
144  EXPECT_EQ(atk_object_get_n_accessible_children(child2_object), 0);
145 
146  // remove child2
147  {
148  flutter::testing::MockSignalHandler2<gint, AtkObject*> child2_removed(
149  root_object, "children-changed::remove");
150  EXPECT_SIGNAL2(child2_removed, ::testing::Eq(0),
151  ::testing::Eq(child2_object));
152 
153  root_node.child_count = 0;
154  FlutterSemanticsNode2* nodes[1] = {&root_node};
155  FlutterSemanticsUpdate2 update = {.node_count = 1, .nodes = nodes};
156  fl_view_accessible_handle_update_semantics(accessible, &update);
157  }
158 
159  EXPECT_EQ(atk_object_get_n_accessible_children(root_object), 0);
160 }

References fl_dart_project_new(), fl_engine_new(), fl_view_accessible_handle_update_semantics(), and fl_view_accessible_new().

◆ TEST() [2/2]

TEST ( FlViewAccessibleTest  ,
BuildTree   
)

Definition at line 12 of file fl_view_accessible_test.cc.

12  {
13  g_autoptr(FlDartProject) project = fl_dart_project_new();
14  g_autoptr(FlEngine) engine = fl_engine_new(project);
15  g_autoptr(FlViewAccessible) accessible = fl_view_accessible_new(engine);
16 
17  int32_t children[] = {111, 222};
18  FlutterSemanticsNode2 root_node = {
19  .id = 0,
20  .label = "root",
21  .child_count = 2,
22  .children_in_traversal_order = children,
23  };
24  FlutterSemanticsNode2 child1_node = {.id = 111, .label = "child 1"};
25  FlutterSemanticsNode2 child2_node = {.id = 222, .label = "child 2"};
26  FlutterSemanticsNode2* nodes[3] = {&root_node, &child1_node, &child2_node};
27  FlutterSemanticsUpdate2 update = {.node_count = 3, .nodes = nodes};
28  fl_view_accessible_handle_update_semantics(accessible, &update);
29 
30  AtkObject* root_object =
31  atk_object_ref_accessible_child(ATK_OBJECT(accessible), 0);
32  EXPECT_STREQ(atk_object_get_name(root_object), "root");
33  EXPECT_EQ(atk_object_get_index_in_parent(root_object), 0);
34  EXPECT_EQ(atk_object_get_n_accessible_children(root_object), 2);
35 
36  AtkObject* child1_object = atk_object_ref_accessible_child(root_object, 0);
37  EXPECT_STREQ(atk_object_get_name(child1_object), "child 1");
38  EXPECT_EQ(atk_object_get_parent(child1_object), root_object);
39  EXPECT_EQ(atk_object_get_index_in_parent(child1_object), 0);
40  EXPECT_EQ(atk_object_get_n_accessible_children(child1_object), 0);
41 
42  AtkObject* child2_object = atk_object_ref_accessible_child(root_object, 1);
43  EXPECT_STREQ(atk_object_get_name(child2_object), "child 2");
44  EXPECT_EQ(atk_object_get_parent(child2_object), root_object);
45  EXPECT_EQ(atk_object_get_index_in_parent(child2_object), 1);
46  EXPECT_EQ(atk_object_get_n_accessible_children(child2_object), 0);
47 }

References fl_dart_project_new(), fl_engine_new(), fl_view_accessible_handle_update_semantics(), and fl_view_accessible_new().

fl_view_accessible_handle_update_semantics
void fl_view_accessible_handle_update_semantics(FlViewAccessible *self, const FlutterSemanticsUpdate2 *update)
Definition: fl_view_accessible.cc:139
fl_dart_project_new
G_MODULE_EXPORT FlDartProject * fl_dart_project_new()
Definition: fl_dart_project.cc:50
fl_engine_new
G_MODULE_EXPORT FlEngine * fl_engine_new(FlDartProject *project)
Definition: fl_engine.cc:524
fl_view_accessible_new
FlViewAccessible * fl_view_accessible_new(FlEngine *engine)
Definition: fl_view_accessible.cc:132