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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/modules/accessibility/testing/accessibility_test.h"
#include "third_party/blink/renderer/core/dom/document.h"
#include "third_party/blink/renderer/core/dom/node.h"
#include "third_party/blink/renderer/core/dom/pseudo_element.h"
#include "third_party/blink/renderer/core/frame/local_frame_client.h"
#include "third_party/blink/renderer/core/frame/settings.h"
#include "third_party/blink/renderer/core/layout/layout_view.h"
#include "third_party/blink/renderer/modules/accessibility/ax_object.h"
#include "third_party/blink/renderer/modules/accessibility/ax_object_cache_impl.h"
#include "ui/accessibility/ax_mode.h"
namespace blink {
AccessibilityTest::AccessibilityTest(LocalFrameClient* local_frame_client)
: RenderingTest(local_frame_client) {}
void AccessibilityTest::SetUp() {
RenderingTest::SetUp();
ax_context_ =
std::make_unique<AXContext>(GetDocument(), ui::kAXModeDefaultForTests);
}
AXObjectCacheImpl& AccessibilityTest::GetAXObjectCache() const {
DCHECK(GetDocument().View());
GetDocument().View()->UpdateAllLifecyclePhasesForTest();
auto* ax_object_cache =
To<AXObjectCacheImpl>(GetDocument().ExistingAXObjectCache());
DCHECK(ax_object_cache);
return *ax_object_cache;
}
AXObject* AccessibilityTest::GetAXObject(LayoutObject* layout_object) const {
return GetAXObjectCache().Get(layout_object);
}
AXObject* AccessibilityTest::GetAXObject(const Node& node) const {
return GetAXObjectCache().Get(&node);
}
AXObject* AccessibilityTest::GetAXRootObject() const {
GetAXObjectCache().UpdateAXForAllDocuments();
return GetAXObjectCache().Root();
}
AXObject* AccessibilityTest::GetAXBodyObject() const {
return GetAXObjectCache().Get(GetDocument().body());
}
AXObject* AccessibilityTest::GetAXFocusedObject() const {
return GetAXObjectCache().FocusedObject();
}
AXObject* AccessibilityTest::GetAXObjectByElementId(const char* id,
PseudoId pseudo_id) const {
const auto* element = GetElementById(id);
if (element && pseudo_id != kPseudoIdNone) {
return GetAXObjectCache().Get(element->GetPseudoElement(pseudo_id));
}
return GetAXObjectCache().Get(element);
}
std::string AccessibilityTest::PrintAXTree() const {
std::ostringstream stream;
PrintAXTreeHelper(stream, GetAXRootObject(), 0);
return stream.str();
}
std::ostringstream& AccessibilityTest::PrintAXTreeHelper(
std::ostringstream& stream,
const AXObject* root,
size_t level) const {
if (!root)
return stream;
stream << std::string(level * 2, '+');
stream << *root << std::endl;
for (const AXObject* child : root->ChildrenIncludingIgnored()) {
DCHECK(child);
PrintAXTreeHelper(stream, child, level + 1);
}
return stream;
}
} // namespace blink
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