MacViews: Accessibility bridge

ui/views/accessibility/native_view_accessibility_unittest.cc

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "base/strings/utf_string_conversions.h"
+#include "ui/accessibility/ax_view_state.h"
+#include "ui/views/accessibility/native_view_accessibility.h"
+#include "ui/views/controls/button/button.h"
+#include "ui/views/controls/label.h"
+#include "ui/views/test/views_test_base.h"
+
+namespace views {
+namespace test {
+
+class NativeViewAccessibilityTest;
+
+namespace {
+
+class TestButton : public Button {
+ public:
+  TestButton() : Button(NULL) {}
+};
+
+}  // namespace
+
+class NativeViewAccessibilityTest : public ViewsTestBase {
+ public:
+  NativeViewAccessibilityTest() {}
+  virtual ~NativeViewAccessibilityTest() {}
+
+  virtual void SetUp() OVERRIDE {
+    ViewsTestBase::SetUp();
+    button_.reset(new TestButton());
+    button_->SetSize(gfx::Size(20, 20));
+    button_accessibility_ = NativeViewAccessibility::Create(button_.get());
+
+    label_.reset(new Label);
+    button_->AddChildView(label_.get());
+    label_accessibility_ = NativeViewAccessibility::Create(label_.get());
+  }
+
+  virtual void TearDown() OVERRIDE {
+    button_accessibility_->Destroy();
+    button_accessibility_ = NULL;
+    label_accessibility_->Destroy();
+    label_accessibility_ = NULL;
+    ViewsTestBase::TearDown();
+  }
+
+ protected:
+  scoped_ptr<TestButton> button_;
+  NativeViewAccessibility* button_accessibility_;
+  scoped_ptr<Label> label_;
+  NativeViewAccessibility* label_accessibility_;
+};
+
+TEST_F(NativeViewAccessibilityTest, RoleShouldMatch) {
+  EXPECT_EQ(ui::AX_ROLE_BUTTON, button_accessibility_->GetData()->role);
+  EXPECT_EQ(ui::AX_ROLE_STATIC_TEXT, label_accessibility_->GetData()->role);
+}
+
+TEST_F(NativeViewAccessibilityTest, BoundsShouldMatch) {
+  gfx::Rect bounds = button_accessibility_->GetData()->location;
+  bounds.Offset(button_accessibility_->GetGlobalCoordinateOffset());
+  EXPECT_EQ(button_->GetBoundsInScreen(), bounds);
+}
+
+TEST_F(NativeViewAccessibilityTest, LabelIsChildOfButton) {
+  EXPECT_EQ(1, button_accessibility_->GetChildCount());
+  EXPECT_EQ(label_->GetNativeViewAccessible(),
+            button_accessibility_->ChildAtIndex(0));
+  EXPECT_EQ(button_->GetNativeViewAccessible(),
+            label_accessibility_->GetParent());
+}
+
+}  // namespace test
+}  // namespace views