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// 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 "config.h"
#include "core/editing/VisibleSelection.h"
#include "core/dom/Document.h"
#include "core/dom/Range.h"
#include "core/dom/Text.h"
#include "core/html/HTMLElement.h"
#include "core/testing/DummyPageHolder.h"
#include <gtest/gtest.h>
#define LOREM_IPSUM \
"Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor " \
"incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud " \
"exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure " \
"dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur." \
"Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt " \
"mollit anim id est laborum."
namespace blink {
class VisibleSelectionTest : public ::testing::Test {
protected:
virtual void SetUp() override;
// Oilpan: wrapper object needed to be able to trace VisibleSelection.
class VisibleSelectionWrapper : public NoBaseWillBeGarbageCollectedFinalized<VisibleSelectionWrapper> {
public:
void trace(Visitor* visitor)
{
visitor->trace(m_selection);
}
VisibleSelection m_selection;
};
Document& document() const { return m_dummyPageHolder->document(); }
Text* textNode() const { return m_textNode.get(); }
VisibleSelection& selection() { return m_wrap->m_selection; }
// Helper function to set the VisibleSelection base/extent.
void setSelection(int base) { setSelection(base, base); }
// Helper function to set the VisibleSelection base/extent.
void setSelection(int base, int extend)
{
m_wrap->m_selection.setBase(Position(textNode(), base));
m_wrap->m_selection.setExtent(Position(textNode(), extend));
}
private:
OwnPtr<DummyPageHolder> m_dummyPageHolder;
RefPtrWillBePersistent<Text> m_textNode;
OwnPtrWillBePersistent<VisibleSelectionWrapper> m_wrap;
};
void blink::VisibleSelectionTest::SetUp()
{
m_dummyPageHolder = DummyPageHolder::create(IntSize(800, 600));
m_textNode = document().createTextNode(LOREM_IPSUM);
m_wrap = adoptPtrWillBeNoop(new VisibleSelectionWrapper());
document().body()->appendChild(m_textNode.get());
}
} // namespace blink
namespace {
using namespace blink;
TEST_F(VisibleSelectionTest, Initialisation)
{
setSelection(0);
EXPECT_FALSE(selection().isNone());
EXPECT_TRUE(selection().isCaret());
RefPtrWillBeRawPtr<Range> range = selection().firstRange();
EXPECT_EQ(0, range->startOffset());
EXPECT_EQ(0, range->endOffset());
EXPECT_EQ("", range->text());
}
TEST_F(VisibleSelectionTest, WordGranularity)
{
// Beginning of a word.
{
setSelection(0);
selection().expandUsingGranularity(WordGranularity);
RefPtrWillBeRawPtr<Range> range = selection().firstRange();
EXPECT_EQ(0, range->startOffset());
EXPECT_EQ(5, range->endOffset());
EXPECT_EQ("Lorem", range->text());
}
// Middle of a word.
{
setSelection(8);
selection().expandUsingGranularity(WordGranularity);
RefPtrWillBeRawPtr<Range> range = selection().firstRange();
EXPECT_EQ(6, range->startOffset());
EXPECT_EQ(11, range->endOffset());
EXPECT_EQ("ipsum", range->text());
}
// End of a word.
// FIXME: that sounds buggy, we might want to select the word _before_ instead
// of the space...
{
setSelection(5);
selection().expandUsingGranularity(WordGranularity);
RefPtrWillBeRawPtr<Range> range = selection().firstRange();
EXPECT_EQ(5, range->startOffset());
EXPECT_EQ(6, range->endOffset());
EXPECT_EQ(" ", range->text());
}
// Before comma.
// FIXME: that sounds buggy, we might want to select the word _before_ instead
// of the comma.
{
setSelection(26);
selection().expandUsingGranularity(WordGranularity);
RefPtrWillBeRawPtr<Range> range = selection().firstRange();
EXPECT_EQ(26, range->startOffset());
EXPECT_EQ(27, range->endOffset());
EXPECT_EQ(",", range->text());
}
// After comma.
{
setSelection(27);
selection().expandUsingGranularity(WordGranularity);
RefPtrWillBeRawPtr<Range> range = selection().firstRange();
EXPECT_EQ(27, range->startOffset());
EXPECT_EQ(28, range->endOffset());
EXPECT_EQ(" ", range->text());
}
// When selecting part of a word.
{
setSelection(0, 1);
selection().expandUsingGranularity(WordGranularity);
RefPtrWillBeRawPtr<Range> range = selection().firstRange();
EXPECT_EQ(0, range->startOffset());
EXPECT_EQ(5, range->endOffset());
EXPECT_EQ("Lorem", range->text());
}
// When selecting part of two words.
{
setSelection(2, 8);
selection().expandUsingGranularity(WordGranularity);
RefPtrWillBeRawPtr<Range> range = selection().firstRange();
EXPECT_EQ(0, range->startOffset());
EXPECT_EQ(11, range->endOffset());
EXPECT_EQ("Lorem ipsum", range->text());
}
}
} // namespace blink
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