1 // Copyright 2014 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 "config.h" 6 #include "core/html/HTMLSelectElement.h" 7 8 #include "core/frame/FrameView.h" 9 #include "core/html/HTMLDocument.h" 10 #include "core/html/forms/FormController.h" 11 #include "core/loader/EmptyClients.h" 12 #include "core/testing/DummyPageHolder.h" 13 #include <gtest/gtest.h> 14 15 namespace blink { 16 17 class HTMLSelectElementTest : public::testing::Test { 18 protected: 19 virtual void SetUp() OVERRIDE; 20 HTMLDocument& document() const { return *m_document; } 21 22 private: 23 OwnPtr<DummyPageHolder> m_dummyPageHolder; 24 RefPtrWillBePersistent<HTMLDocument> m_document; 25 }; 26 27 void HTMLSelectElementTest::SetUp() 28 { 29 Page::PageClients pageClients; 30 fillWithEmptyClients(pageClients); 31 m_dummyPageHolder = DummyPageHolder::create(IntSize(800, 600), &pageClients); 32 33 m_document = toHTMLDocument(&m_dummyPageHolder->document()); 34 m_document->setMimeType("text/html"); 35 m_document->setCharset("utf-8"); 36 } 37 38 TEST_F(HTMLSelectElementTest, SaveRestoreSelectSingleFormControlState) 39 { 40 document().documentElement()->setInnerHTML(String("<!DOCTYPE HTML><select id='sel'>" 41 "<option value='111' id='0'>111</option>" 42 "<option value='222'>222</option>" 43 "<option value='111' selected id='2'>!666</option>" 44 "<option value='999'>999</option></select>"), ASSERT_NO_EXCEPTION); 45 document().view()->updateLayoutAndStyleIfNeededRecursive(); 46 Element* element = document().getElementById("sel"); 47 HTMLFormControlElementWithState* select = toHTMLSelectElement(element); 48 HTMLOptionElement* opt0 = toHTMLOptionElement(document().getElementById("0")); 49 HTMLOptionElement* opt2 = toHTMLOptionElement(document().getElementById("2")); 50 51 // Save the select element state, and then restore again. 52 // Test passes if the restored state is not changed. 53 EXPECT_EQ(2, toHTMLSelectElement(element)->selectedIndex()); 54 EXPECT_FALSE(opt0->selected()); 55 EXPECT_TRUE(opt2->selected()); 56 FormControlState selectState = select->saveFormControlState(); 57 EXPECT_EQ(2U, selectState.valueSize()); 58 59 // Clear the selected state, to be restored by restoreFormControlState. 60 toHTMLSelectElement(select)->setSelectedIndex(-1); 61 ASSERT_FALSE(opt2->selected()); 62 63 // Restore 64 select->restoreFormControlState(selectState); 65 EXPECT_EQ(2, toHTMLSelectElement(element)->selectedIndex()); 66 EXPECT_FALSE(opt0->selected()); 67 EXPECT_TRUE(opt2->selected()); 68 } 69 70 TEST_F(HTMLSelectElementTest, SaveRestoreSelectMultipleFormControlState) 71 { 72 document().documentElement()->setInnerHTML(String("<!DOCTYPE HTML><select id='sel' multiple>" 73 "<option value='111' id='0'>111</option>" 74 "<option value='222'>222</option>" 75 "<option value='111' selected id='2'>!666</option>" 76 "<option value='999' selected id='3'>999</option></select>"), ASSERT_NO_EXCEPTION); 77 document().view()->updateLayoutAndStyleIfNeededRecursive(); 78 HTMLFormControlElementWithState* select = toHTMLSelectElement(document().getElementById("sel")); 79 80 HTMLOptionElement* opt0 = toHTMLOptionElement(document().getElementById("0")); 81 HTMLOptionElement* opt2 = toHTMLOptionElement(document().getElementById("2")); 82 HTMLOptionElement* opt3 = toHTMLOptionElement(document().getElementById("3")); 83 84 // Save the select element state, and then restore again. 85 // Test passes if the selected options are not changed. 86 EXPECT_FALSE(opt0->selected()); 87 EXPECT_TRUE(opt2->selected()); 88 EXPECT_TRUE(opt3->selected()); 89 FormControlState selectState = select->saveFormControlState(); 90 EXPECT_EQ(4U, selectState.valueSize()); 91 92 // Clear the selected state, to be restored by restoreFormControlState. 93 opt2->setSelected(false); 94 opt3->setSelected(false); 95 ASSERT_FALSE(opt2->selected()); 96 ASSERT_FALSE(opt3->selected()); 97 98 // Restore 99 select->restoreFormControlState(selectState); 100 EXPECT_FALSE(opt0->selected()); 101 EXPECT_TRUE(opt2->selected()); 102 EXPECT_TRUE(opt3->selected()); 103 } 104 105 } // namespace blink 106