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// Copyright 2018 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 "third_party/blink/renderer/modules/accessibility/ax_range.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/renderer/modules/accessibility/ax_object.h"
#include "third_party/blink/renderer/modules/accessibility/ax_position.h"
#include "third_party/blink/renderer/modules/accessibility/testing/accessibility_test.h"
namespace blink {
namespace test {
TEST_F(AccessibilityTest, CommonAncestorContainerOfRange) {
SetBodyInnerHTML(R"HTML(<input id='input' type='text' value='value'>"
R"<p id='paragraph'>hello<br id='br'>there</p>"
R"<button id='button'>button</button>)HTML");
const AXObject* root = GetAXRootObject();
ASSERT_NE(nullptr, root);
const AXObject* input = GetAXObjectByElementId("input");
ASSERT_NE(nullptr, input);
const AXObject* paragraph = GetAXObjectByElementId("paragraph");
ASSERT_NE(nullptr, paragraph);
const AXObject* text1 = paragraph->FirstChild();
ASSERT_NE(nullptr, text1);
ASSERT_EQ(ax::mojom::Role::kStaticText, text1->RoleValue());
const AXObject* br = GetAXObjectByElementId("br");
ASSERT_NE(nullptr, br);
const AXObject* text2 = paragraph->LastChild();
ASSERT_NE(nullptr, text2);
ASSERT_EQ(ax::mojom::Role::kStaticText, text2->RoleValue());
const AXObject* button = GetAXObjectByElementId("button");
ASSERT_NE(nullptr, button);
EXPECT_EQ(root, AXRange(AXPosition::CreateFirstPositionInObject(*input),
AXPosition::CreateLastPositionInObject(*button))
.CommonAncestorContainer());
EXPECT_EQ(root, AXRange(AXPosition::CreateFirstPositionInObject(*br),
AXPosition::CreateFirstPositionInObject(*button))
.CommonAncestorContainer());
EXPECT_EQ(paragraph, AXRange(AXPosition::CreatePositionBeforeObject(*text1),
AXPosition::CreatePositionBeforeObject(*br))
.CommonAncestorContainer());
EXPECT_EQ(paragraph, AXRange(AXPosition::CreatePositionBeforeObject(*text1),
AXPosition::CreatePositionAfterObject(*text2))
.CommonAncestorContainer());
}
TEST_F(AccessibilityTest, IsCollapsedRange) {
SetBodyInnerHTML(R"HTML(<p id='paragraph'>hello there</p>)HTML");
const AXObject* paragraph = GetAXObjectByElementId("paragraph");
ASSERT_NE(nullptr, paragraph);
const AXObject* text = paragraph->FirstChild();
ASSERT_NE(nullptr, text);
ASSERT_EQ(ax::mojom::Role::kStaticText, text->RoleValue());
const AXRange paragraph_range(
AXPosition::CreateLastPositionInObject(*paragraph),
AXPosition::CreateLastPositionInObject(*paragraph));
const AXRange text_range(AXPosition::CreateLastPositionInObject(*text),
AXPosition::CreateLastPositionInObject(*text));
EXPECT_TRUE(paragraph_range.IsCollapsed());
EXPECT_TRUE(text_range.IsCollapsed());
EXPECT_FALSE(AXRange::RangeOfContents(*paragraph).IsCollapsed());
}
TEST_F(AccessibilityTest, RangeOfContents) {
SetBodyInnerHTML(R"HTML(<p id='paragraph'>hello there</p>)HTML");
const AXObject* paragraph = GetAXObjectByElementId("paragraph");
ASSERT_NE(nullptr, paragraph);
const AXRange paragraph_range = AXRange::RangeOfContents(*paragraph);
EXPECT_EQ(AXPosition::CreateFirstPositionInObject(*paragraph),
paragraph_range.Start());
EXPECT_EQ(AXPosition::CreateLastPositionInObject(*paragraph),
paragraph_range.End());
}
} // namespace test
} // namespace blink
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