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| 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "core/dom/Document.h" |
| 6 #include "core/editing/EditingTestBase.h" |
| 7 #include "core/editing/FrameSelection.h" |
| 8 #include "core/editing/Position.h" |
| 9 #include "core/editing/SelectionTemplate.h" |
| 10 #include "core/events/EventListener.h" |
| 11 #include "core/frame/LocalFrame.h" |
| 12 #include "core/frame/Settings.h" |
| 13 #include "core/html/HTMLBodyElement.h" |
| 14 #include "core/html/HTMLButtonElement.h" |
| 15 #include "core/html/HTMLDivElement.h" |
| 16 #include "core/html/HTMLHtmlElement.h" |
| 17 #include "core/layout/LayoutObject.h" |
| 18 #include "testing/gmock/include/gmock/gmock.h" |
| 19 |
| 20 namespace blink { |
| 21 |
| 22 namespace { |
| 23 class MockEventListener : public EventListener { |
| 24 public: |
| 25 MockEventListener() : EventListener(EventListener::CPPEventListenerType) {} |
| 26 |
| 27 bool operator==(const EventListener& other) const final { |
| 28 return this == &other; |
| 29 } |
| 30 |
| 31 MOCK_METHOD2(handleEvent, void(ExecutionContext*, Event*)); |
| 32 }; |
| 33 } // namespace |
| 34 |
| 35 class ClipboardEventFlowTest : public EditingTestBase { |
| 36 private: |
| 37 void makeDocumentEmpty() { |
| 38 while (document().firstChild()) |
| 39 document().removeChild(document().firstChild()); |
| 40 } |
| 41 |
| 42 void setElementText(Element& element, const std::string& text) { |
| 43 element.setInnerHTML(String::fromUTF8(text.c_str()), ASSERT_NO_EXCEPTION); |
| 44 updateAllLifecyclePhases(); |
| 45 } |
| 46 |
| 47 void setElementTextAndSelectIt(Element& element, |
| 48 const std::string& text, |
| 49 bool selectionEditable) { |
| 50 setElementText(element, text); |
| 51 |
| 52 frame().selection().setSelection( |
| 53 SelectionInDOMTree::Builder() |
| 54 .collapse(Position(element.firstChild(), 0)) |
| 55 .extend(Position(element.firstChild(), text.size())) |
| 56 .build()); |
| 57 |
| 58 element.setAttribute(HTMLNames::contenteditableAttr, |
| 59 selectionEditable ? "true" : "false"); |
| 60 } |
| 61 |
| 62 protected: |
| 63 void clipboardEventTargetDependsOnSelectionEditabilityTest( |
| 64 const char* command, |
| 65 bool selectionEditable) { |
| 66 using testing::_; |
| 67 |
| 68 auto* html = HTMLHtmlElement::create(document()); |
| 69 auto* body = HTMLBodyElement::create(document()); |
| 70 auto* focusableElement = HTMLButtonElement::create(document()); |
| 71 auto* elementWithSelection = HTMLDivElement::create(document()); |
| 72 |
| 73 auto* eventListenerInstalledOnFocusedElement = new MockEventListener; |
| 74 auto* eventListenerInstalledOnElementWithSelection = new MockEventListener; |
| 75 |
| 76 focusableElement->addEventListener(command, |
| 77 eventListenerInstalledOnFocusedElement); |
| 78 elementWithSelection->addEventListener( |
| 79 command, eventListenerInstalledOnElementWithSelection); |
| 80 |
| 81 makeDocumentEmpty(); |
| 82 document().setDesignMode("on"); |
| 83 |
| 84 body->appendChild(focusableElement); |
| 85 body->appendChild(elementWithSelection); |
| 86 html->appendChild(body); |
| 87 document().appendChild(html); |
| 88 |
| 89 focusableElement->focus(); |
| 90 |
| 91 setElementTextAndSelectIt(*elementWithSelection, "some dummy text", |
| 92 selectionEditable); |
| 93 |
| 94 // allow |document.execCommand| to access clipboard |
| 95 frame().settings()->setJavaScriptCanAccessClipboard(true); |
| 96 |
| 97 // test expectations |
| 98 EXPECT_CALL(*eventListenerInstalledOnFocusedElement, handleEvent(_, _)) |
| 99 .Times(selectionEditable ? 0 : 1); |
| 100 |
| 101 EXPECT_CALL(*eventListenerInstalledOnElementWithSelection, |
| 102 handleEvent(_, _)) |
| 103 .Times(selectionEditable ? 1 : 0); |
| 104 |
| 105 // execute command |
| 106 NonThrowableExceptionState exceptionState; |
| 107 document().execCommand(command, false, "", exceptionState); |
| 108 } |
| 109 }; |
| 110 |
| 111 TEST_F(ClipboardEventFlowTest, |
| 112 copySetsClipboardEventTargetToActiveElementWhenSelectionIsNotEditable) { |
| 113 clipboardEventTargetDependsOnSelectionEditabilityTest("copy", false); |
| 114 } |
| 115 |
| 116 TEST_F( |
| 117 ClipboardEventFlowTest, |
| 118 copySetsClipboardEventTargetToElementWithSelectionWhenSelectionIsEditable) { |
| 119 clipboardEventTargetDependsOnSelectionEditabilityTest("copy", true); |
| 120 } |
| 121 |
| 122 TEST_F(ClipboardEventFlowTest, |
| 123 cutSetsClipboardEventTargetToActiveElementWhenSelectionIsNotEditable) { |
| 124 clipboardEventTargetDependsOnSelectionEditabilityTest("cut", false); |
| 125 } |
| 126 |
| 127 TEST_F( |
| 128 ClipboardEventFlowTest, |
| 129 cutSetsClipboardEventTargetToElementWithSelectionWhenSelectionIsEditable) { |
| 130 clipboardEventTargetDependsOnSelectionEditabilityTest("cut", true); |
| 131 } |
| 132 |
| 133 TEST_F(ClipboardEventFlowTest, |
| 134 pasteSetsClipboardEventTargetToActiveElementWhenSelectionIsNotEditable) { |
| 135 // allow |document.execCommand| to execute 'paste' command |
| 136 frame().settings()->setDOMPasteAllowed(true); |
| 137 |
| 138 clipboardEventTargetDependsOnSelectionEditabilityTest("paste", false); |
| 139 } |
| 140 |
| 141 TEST_F( |
| 142 ClipboardEventFlowTest, |
| 143 pasteSetsClipboardEventTargetToElementWithSelectionWhenSelectionIsEditable)
{ |
| 144 // allow |document.execCommand| to execute 'paste' |
| 145 frame().settings()->setDOMPasteAllowed(true); |
| 146 |
| 147 clipboardEventTargetDependsOnSelectionEditabilityTest("paste", true); |
| 148 } |
| 149 } // namespace blink |
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