| // 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 "core/dom/Range.h" |
| |
| #include "bindings/core/v8/ExceptionState.h" |
| #include "bindings/core/v8/V8BindingForTesting.h" |
| #include "core/dom/Element.h" |
| #include "core/dom/NodeList.h" |
| #include "core/dom/Text.h" |
| #include "core/editing/EditingTestBase.h" |
| #include "core/frame/Settings.h" |
| #include "core/html/HTMLBodyElement.h" |
| #include "core/html/HTMLDocument.h" |
| #include "core/html/HTMLElement.h" |
| #include "core/html/HTMLHtmlElement.h" |
| #include "platform/heap/Handle.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "wtf/Compiler.h" |
| #include "wtf/RefPtr.h" |
| #include "wtf/text/AtomicString.h" |
| |
| namespace blink { |
| |
| class RangeTest : public EditingTestBase {}; |
| |
| TEST_F(RangeTest, createAdjustedToTreeScopeWithPositionInShadowTree) { |
| document().body()->setInnerHTML("<div><select><option>012</option></div>"); |
| Element* const selectElement = document().querySelector("select"); |
| const Position& position = |
| Position::afterNode(selectElement->userAgentShadowRoot()); |
| Range* const range = Range::createAdjustedToTreeScope(document(), position); |
| EXPECT_EQ(range->startContainer(), selectElement->parentNode()); |
| EXPECT_EQ(static_cast<unsigned>(range->startOffset()), |
| selectElement->nodeIndex()); |
| EXPECT_TRUE(range->collapsed()); |
| } |
| |
| TEST_F(RangeTest, extractContentsWithDOMMutationEvent) { |
| document().body()->setInnerHTML("<span><b>abc</b>def</span>"); |
| document().settings()->setScriptEnabled(true); |
| Element* const scriptElement = document().createElement("script"); |
| scriptElement->setTextContent( |
| "let count = 0;" |
| "const span = document.querySelector('span');" |
| "span.addEventListener('DOMSubtreeModified', () => {" |
| " if (++count > 1) return;" |
| " span.firstChild.textContent = 'ABC';" |
| " span.lastChild.textContent = 'DEF';" |
| "});"); |
| document().body()->appendChild(scriptElement); |
| |
| Element* const spanElement = document().querySelector("span"); |
| Range* const range = |
| Range::create(document(), spanElement, 0, spanElement, 1); |
| Element* const result = document().createElement("div"); |
| result->appendChild(range->extractContents(ASSERT_NO_EXCEPTION)); |
| |
| EXPECT_EQ("<b>abc</b>", result->innerHTML()) |
| << "DOM mutation event handler should not affect result."; |
| EXPECT_EQ("<span>DEF</span>", spanElement->outerHTML()) |
| << "DOM mutation event handler should be executed."; |
| } |
| |
| TEST_F(RangeTest, SplitTextNodeRangeWithinText) { |
| V8TestingScope scope; |
| |
| document().body()->setInnerHTML("1234"); |
| Text* oldText = toText(document().body()->firstChild()); |
| |
| Range* range04 = Range::create(document(), oldText, 0, oldText, 4); |
| Range* range02 = Range::create(document(), oldText, 0, oldText, 2); |
| Range* range22 = Range::create(document(), oldText, 2, oldText, 2); |
| Range* range24 = Range::create(document(), oldText, 2, oldText, 4); |
| |
| oldText->splitText(2, ASSERT_NO_EXCEPTION); |
| Text* newText = toText(oldText->nextSibling()); |
| |
| EXPECT_TRUE(range04->boundaryPointsValid()); |
| EXPECT_EQ(oldText, range04->startContainer()); |
| EXPECT_EQ(0u, range04->startOffset()); |
| EXPECT_EQ(newText, range04->endContainer()); |
| EXPECT_EQ(2u, range04->endOffset()); |
| |
| EXPECT_TRUE(range02->boundaryPointsValid()); |
| EXPECT_EQ(oldText, range02->startContainer()); |
| EXPECT_EQ(0u, range02->startOffset()); |
| EXPECT_EQ(oldText, range02->endContainer()); |
| EXPECT_EQ(2u, range02->endOffset()); |
| |
| // Our implementation always moves the boundary point at the separation point |
| // to the end of the original text node. |
| EXPECT_TRUE(range22->boundaryPointsValid()); |
| EXPECT_EQ(oldText, range22->startContainer()); |
| EXPECT_EQ(2u, range22->startOffset()); |
| EXPECT_EQ(oldText, range22->endContainer()); |
| EXPECT_EQ(2u, range22->endOffset()); |
| |
| EXPECT_TRUE(range24->boundaryPointsValid()); |
| EXPECT_EQ(oldText, range24->startContainer()); |
| EXPECT_EQ(2u, range24->startOffset()); |
| EXPECT_EQ(newText, range24->endContainer()); |
| EXPECT_EQ(2u, range24->endOffset()); |
| } |
| |
| TEST_F(RangeTest, SplitTextNodeRangeOutsideText) { |
| V8TestingScope scope; |
| |
| document().body()->setInnerHTML( |
| "<span id=\"outer\">0<span id=\"inner-left\">1</span>SPLITME<span " |
| "id=\"inner-right\">2</span>3</span>"); |
| |
| Element* outer = document().getElementById(AtomicString::fromUTF8("outer")); |
| Element* innerLeft = |
| document().getElementById(AtomicString::fromUTF8("inner-left")); |
| Element* innerRight = |
| document().getElementById(AtomicString::fromUTF8("inner-right")); |
| Text* oldText = toText(outer->childNodes()->item(2)); |
| |
| Range* rangeOuterOutside = Range::create(document(), outer, 0, outer, 5); |
| Range* rangeOuterInside = Range::create(document(), outer, 1, outer, 4); |
| Range* rangeOuterSurroundingText = |
| Range::create(document(), outer, 2, outer, 3); |
| Range* rangeInnerLeft = Range::create(document(), innerLeft, 0, innerLeft, 1); |
| Range* rangeInnerRight = |
| Range::create(document(), innerRight, 0, innerRight, 1); |
| Range* rangeFromTextToMiddleOfElement = |
| Range::create(document(), oldText, 6, outer, 3); |
| |
| oldText->splitText(3, ASSERT_NO_EXCEPTION); |
| Text* newText = toText(oldText->nextSibling()); |
| |
| EXPECT_TRUE(rangeOuterOutside->boundaryPointsValid()); |
| EXPECT_EQ(outer, rangeOuterOutside->startContainer()); |
| EXPECT_EQ(0u, rangeOuterOutside->startOffset()); |
| EXPECT_EQ(outer, rangeOuterOutside->endContainer()); |
| EXPECT_EQ(6u, |
| rangeOuterOutside |
| ->endOffset()); // Increased by 1 since a new node is inserted. |
| |
| EXPECT_TRUE(rangeOuterInside->boundaryPointsValid()); |
| EXPECT_EQ(outer, rangeOuterInside->startContainer()); |
| EXPECT_EQ(1u, rangeOuterInside->startOffset()); |
| EXPECT_EQ(outer, rangeOuterInside->endContainer()); |
| EXPECT_EQ(5u, rangeOuterInside->endOffset()); |
| |
| EXPECT_TRUE(rangeOuterSurroundingText->boundaryPointsValid()); |
| EXPECT_EQ(outer, rangeOuterSurroundingText->startContainer()); |
| EXPECT_EQ(2u, rangeOuterSurroundingText->startOffset()); |
| EXPECT_EQ(outer, rangeOuterSurroundingText->endContainer()); |
| EXPECT_EQ(4u, rangeOuterSurroundingText->endOffset()); |
| |
| EXPECT_TRUE(rangeInnerLeft->boundaryPointsValid()); |
| EXPECT_EQ(innerLeft, rangeInnerLeft->startContainer()); |
| EXPECT_EQ(0u, rangeInnerLeft->startOffset()); |
| EXPECT_EQ(innerLeft, rangeInnerLeft->endContainer()); |
| EXPECT_EQ(1u, rangeInnerLeft->endOffset()); |
| |
| EXPECT_TRUE(rangeInnerRight->boundaryPointsValid()); |
| EXPECT_EQ(innerRight, rangeInnerRight->startContainer()); |
| EXPECT_EQ(0u, rangeInnerRight->startOffset()); |
| EXPECT_EQ(innerRight, rangeInnerRight->endContainer()); |
| EXPECT_EQ(1u, rangeInnerRight->endOffset()); |
| |
| EXPECT_TRUE(rangeFromTextToMiddleOfElement->boundaryPointsValid()); |
| EXPECT_EQ(newText, rangeFromTextToMiddleOfElement->startContainer()); |
| EXPECT_EQ(3u, rangeFromTextToMiddleOfElement->startOffset()); |
| EXPECT_EQ(outer, rangeFromTextToMiddleOfElement->endContainer()); |
| EXPECT_EQ(4u, rangeFromTextToMiddleOfElement->endOffset()); |
| } |
| |
| TEST_F(RangeTest, updateOwnerDocumentIfNeeded) { |
| Element* foo = document().createElement("foo"); |
| Element* bar = document().createElement("bar"); |
| foo->appendChild(bar); |
| |
| Range* range = Range::create(document(), Position(bar, 0), Position(foo, 1)); |
| |
| Document* anotherDocument = Document::create(); |
| anotherDocument->appendChild(foo); |
| |
| EXPECT_EQ(bar, range->startContainer()); |
| EXPECT_EQ(0u, range->startOffset()); |
| EXPECT_EQ(foo, range->endContainer()); |
| EXPECT_EQ(1u, range->endOffset()); |
| } |
| |
| // Regression test for crbug.com/639184 |
| TEST_F(RangeTest, NotMarkedValidByIrrelevantTextInsert) { |
| document().body()->setInnerHTML( |
| "<div><span id=span1>foo</span>bar<span id=span2>baz</span></div>"); |
| |
| Element* div = document().querySelector("div"); |
| Element* span1 = document().getElementById("span1"); |
| Element* span2 = document().getElementById("span2"); |
| Text* text = toText(div->childNodes()->item(1)); |
| |
| Range* range = Range::create(document(), span2, 0, div, 3); |
| |
| div->removeChild(span1); |
| text->insertData(0, "bar", ASSERT_NO_EXCEPTION); |
| |
| EXPECT_TRUE(range->boundaryPointsValid()); |
| EXPECT_EQ(span2, range->startContainer()); |
| EXPECT_EQ(0u, range->startOffset()); |
| EXPECT_EQ(div, range->endContainer()); |
| EXPECT_EQ(2u, range->endOffset()); |
| } |
| |
| // Regression test for crbug.com/639184 |
| TEST_F(RangeTest, NotMarkedValidByIrrelevantTextRemove) { |
| document().body()->setInnerHTML( |
| "<div><span id=span1>foofoo</span>bar<span id=span2>baz</span></div>"); |
| |
| Element* div = document().querySelector("div"); |
| Element* span1 = document().getElementById("span1"); |
| Element* span2 = document().getElementById("span2"); |
| Text* text = toText(div->childNodes()->item(1)); |
| |
| Range* range = Range::create(document(), span2, 0, div, 3); |
| |
| div->removeChild(span1); |
| text->deleteData(0, 3, ASSERT_NO_EXCEPTION); |
| |
| EXPECT_TRUE(range->boundaryPointsValid()); |
| EXPECT_EQ(span2, range->startContainer()); |
| EXPECT_EQ(0u, range->startOffset()); |
| EXPECT_EQ(div, range->endContainer()); |
| EXPECT_EQ(2u, range->endOffset()); |
| } |
| |
| } // namespace blink |