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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "core/editing/InputMethodController.h" | 5 #include "core/editing/InputMethodController.h" |
6 | 6 |
7 #include "core/dom/Document.h" | 7 #include "core/dom/Document.h" |
8 #include "core/dom/Element.h" | 8 #include "core/dom/Element.h" |
9 #include "core/dom/Range.h" | 9 #include "core/dom/Range.h" |
10 #include "core/editing/Editor.h" | 10 #include "core/editing/Editor.h" |
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723 EXPECT_STREQ("aaa\nbbbddd\neee", div->innerText().utf8().data()); | 723 EXPECT_STREQ("aaa\nbbbddd\neee", div->innerText().utf8().data()); |
724 EXPECT_EQ(7u, controller().getSelectionOffsets().start()); | 724 EXPECT_EQ(7u, controller().getSelectionOffsets().start()); |
725 EXPECT_EQ(7u, controller().getSelectionOffsets().end()); | 725 EXPECT_EQ(7u, controller().getSelectionOffsets().end()); |
726 | 726 |
727 controller().deleteSurroundingText(5, 5); | 727 controller().deleteSurroundingText(5, 5); |
728 EXPECT_STREQ("aaee", div->innerText().utf8().data()); | 728 EXPECT_STREQ("aaee", div->innerText().utf8().data()); |
729 EXPECT_EQ(2u, controller().getSelectionOffsets().start()); | 729 EXPECT_EQ(2u, controller().getSelectionOffsets().start()); |
730 EXPECT_EQ(2u, controller().getSelectionOffsets().end()); | 730 EXPECT_EQ(2u, controller().getSelectionOffsets().end()); |
731 } | 731 } |
732 | 732 |
| 733 TEST_F(InputMethodControllerTest, |
| 734 DeleteSurroundingTextInCodePointsWithMultiCodeTextOnTheLeft) { |
| 735 HTMLInputElement* input = |
| 736 toHTMLInputElement(insertHTMLElement("<input id='sample'>", "sample")); |
| 737 |
| 738 // 'a' + "black star" + SPACE + "trophy" + SPACE + composed text (U+0E01 |
| 739 // "ka kai" + U+0E49 "mai tho"). |
| 740 // A "black star" is 1 grapheme cluster. It has 1 code point, and its length |
| 741 // is 1 (abbreviated as [1,1,1]). A "trophy": [1,1,2]. The composed text: |
| 742 // [1,2,2]. |
| 743 input->setValue(String::fromUTF8( |
| 744 "a\xE2\x98\x85 \xF0\x9F\x8F\x86 \xE0\xB8\x81\xE0\xB9\x89")); |
| 745 document().updateStyleAndLayout(); |
| 746 // The cursor is at the end of the text. |
| 747 controller().setEditableSelectionOffsets(PlainTextRange(8, 8)); |
| 748 |
| 749 controller().deleteSurroundingTextInCodePoints(2, 0); |
| 750 EXPECT_STREQ("a\xE2\x98\x85 \xF0\x9F\x8F\x86 ", input->value().utf8().data()); |
| 751 controller().deleteSurroundingTextInCodePoints(4, 0); |
| 752 EXPECT_STREQ("a", input->value().utf8().data()); |
| 753 |
| 754 // 'a' + "black star" + SPACE + "trophy" + SPACE + composed text |
| 755 input->setValue(String::fromUTF8( |
| 756 "a\xE2\x98\x85 \xF0\x9F\x8F\x86 \xE0\xB8\x81\xE0\xB9\x89")); |
| 757 document().updateStyleAndLayout(); |
| 758 // The cursor is at the end of the text. |
| 759 controller().setEditableSelectionOffsets(PlainTextRange(8, 8)); |
| 760 |
| 761 // TODO(yabinh): We should only delete 1 code point instead of the entire |
| 762 // grapheme cluster (2 code points). The root cause is that we adjust the |
| 763 // selection by grapheme cluster in deleteSurroundingText(). |
| 764 controller().deleteSurroundingTextInCodePoints(1, 0); |
| 765 EXPECT_STREQ("a\xE2\x98\x85 \xF0\x9F\x8F\x86 ", input->value().utf8().data()); |
| 766 } |
| 767 |
| 768 TEST_F(InputMethodControllerTest, |
| 769 DeleteSurroundingTextInCodePointsWithMultiCodeTextOnTheRight) { |
| 770 HTMLInputElement* input = |
| 771 toHTMLInputElement(insertHTMLElement("<input id='sample'>", "sample")); |
| 772 |
| 773 // 'a' + "black star" + SPACE + "trophy" + SPACE + composed text |
| 774 input->setValue(String::fromUTF8( |
| 775 "a\xE2\x98\x85 \xF0\x9F\x8F\x86 \xE0\xB8\x81\xE0\xB9\x89")); |
| 776 document().updateStyleAndLayout(); |
| 777 controller().setEditableSelectionOffsets(PlainTextRange(0, 0)); |
| 778 |
| 779 controller().deleteSurroundingTextInCodePoints(0, 5); |
| 780 EXPECT_STREQ("\xE0\xB8\x81\xE0\xB9\x89", input->value().utf8().data()); |
| 781 |
| 782 controller().deleteSurroundingTextInCodePoints(0, 1); |
| 783 // TODO(yabinh): Same here. We should only delete 1 code point. |
| 784 EXPECT_STREQ("", input->value().utf8().data()); |
| 785 } |
| 786 |
| 787 TEST_F(InputMethodControllerTest, |
| 788 DeleteSurroundingTextInCodePointsWithMultiCodeTextOnBothSides) { |
| 789 HTMLInputElement* input = |
| 790 toHTMLInputElement(insertHTMLElement("<input id='sample'>", "sample")); |
| 791 |
| 792 // 'a' + "black star" + SPACE + "trophy" + SPACE + composed text |
| 793 input->setValue(String::fromUTF8( |
| 794 "a\xE2\x98\x85 \xF0\x9F\x8F\x86 \xE0\xB8\x81\xE0\xB9\x89")); |
| 795 document().updateStyleAndLayout(); |
| 796 controller().setEditableSelectionOffsets(PlainTextRange(3, 3)); |
| 797 controller().deleteSurroundingTextInCodePoints(2, 2); |
| 798 EXPECT_STREQ("a\xE0\xB8\x81\xE0\xB9\x89", input->value().utf8().data()); |
| 799 } |
| 800 |
| 801 TEST_F(InputMethodControllerTest, DeleteSurroundingTextInCodePointsWithImage) { |
| 802 Element* div = insertHTMLElement( |
| 803 "<div id='sample' contenteditable>aaa" |
| 804 "<img src='empty.png'>bbb</div>", |
| 805 "sample"); |
| 806 |
| 807 controller().setEditableSelectionOffsets(PlainTextRange(4, 4)); |
| 808 controller().deleteSurroundingTextInCodePoints(1, 1); |
| 809 EXPECT_STREQ("aaabb", div->innerText().utf8().data()); |
| 810 EXPECT_EQ(3u, controller().getSelectionOffsets().start()); |
| 811 EXPECT_EQ(3u, controller().getSelectionOffsets().end()); |
| 812 } |
| 813 |
| 814 TEST_F(InputMethodControllerTest, |
| 815 DeleteSurroundingTextInCodePointsWithInvalidSurrogatePair) { |
| 816 HTMLInputElement* input = |
| 817 toHTMLInputElement(insertHTMLElement("<input id='sample'>", "sample")); |
| 818 |
| 819 // 'a' + high surrogate of "trophy" + "black star" + low surrogate of "trophy" |
| 820 // + SPACE |
| 821 const UChar uText[] = {'a', 0xD83C, 0x2605, 0xDFC6, ' ', '\0'}; |
| 822 const String& text = String(uText); |
| 823 |
| 824 input->setValue(text); |
| 825 document().updateStyleAndLayout(); |
| 826 // The invalid high surrogate is encoded as '\xED\xA0\xBC', and invalid low |
| 827 // surrogate is encoded as '\xED\xBF\x86'. |
| 828 EXPECT_STREQ("a\xED\xA0\xBC\xE2\x98\x85\xED\xBF\x86 ", |
| 829 input->value().utf8().data()); |
| 830 |
| 831 controller().setEditableSelectionOffsets(PlainTextRange(5, 5)); |
| 832 // Delete a SPACE. |
| 833 controller().deleteSurroundingTextInCodePoints(1, 0); |
| 834 EXPECT_STREQ("a\xED\xA0\xBC\xE2\x98\x85\xED\xBF\x86", |
| 835 input->value().utf8().data()); |
| 836 // Do nothing since there is an invalid surrogate in the requested range. |
| 837 controller().deleteSurroundingTextInCodePoints(2, 0); |
| 838 EXPECT_STREQ("a\xED\xA0\xBC\xE2\x98\x85\xED\xBF\x86", |
| 839 input->value().utf8().data()); |
| 840 |
| 841 controller().setEditableSelectionOffsets(PlainTextRange(0, 0)); |
| 842 // Delete 'a'. |
| 843 controller().deleteSurroundingTextInCodePoints(0, 1); |
| 844 EXPECT_STREQ("\xED\xA0\xBC\xE2\x98\x85\xED\xBF\x86", |
| 845 input->value().utf8().data()); |
| 846 // Do nothing since there is an invalid surrogate in the requested range. |
| 847 controller().deleteSurroundingTextInCodePoints(0, 2); |
| 848 EXPECT_STREQ("\xED\xA0\xBC\xE2\x98\x85\xED\xBF\x86", |
| 849 input->value().utf8().data()); |
| 850 } |
| 851 |
733 TEST_F(InputMethodControllerTest, SetCompositionForInputWithNewCaretPositions) { | 852 TEST_F(InputMethodControllerTest, SetCompositionForInputWithNewCaretPositions) { |
734 HTMLInputElement* input = | 853 HTMLInputElement* input = |
735 toHTMLInputElement(insertHTMLElement("<input id='sample'>", "sample")); | 854 toHTMLInputElement(insertHTMLElement("<input id='sample'>", "sample")); |
736 | 855 |
737 input->setValue("hello"); | 856 input->setValue("hello"); |
738 document().updateStyleAndLayout(); | 857 document().updateStyleAndLayout(); |
739 controller().setEditableSelectionOffsets(PlainTextRange(2, 2)); | 858 controller().setEditableSelectionOffsets(PlainTextRange(2, 2)); |
740 EXPECT_STREQ("hello", input->value().utf8().data()); | 859 EXPECT_STREQ("hello", input->value().utf8().data()); |
741 EXPECT_EQ(2u, controller().getSelectionOffsets().start()); | 860 EXPECT_EQ(2u, controller().getSelectionOffsets().start()); |
742 EXPECT_EQ(2u, controller().getSelectionOffsets().end()); | 861 EXPECT_EQ(2u, controller().getSelectionOffsets().end()); |
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1190 | 1309 |
1191 controller().commitText(String("string"), underlines, 0); | 1310 controller().commitText(String("string"), underlines, 0); |
1192 | 1311 |
1193 ASSERT_EQ(1u, document().markers().markers().size()); | 1312 ASSERT_EQ(1u, document().markers().markers().size()); |
1194 | 1313 |
1195 EXPECT_EQ(9u, document().markers().markers()[0]->startOffset()); | 1314 EXPECT_EQ(9u, document().markers().markers()[0]->startOffset()); |
1196 EXPECT_EQ(15u, document().markers().markers()[0]->endOffset()); | 1315 EXPECT_EQ(15u, document().markers().markers()[0]->endOffset()); |
1197 } | 1316 } |
1198 | 1317 |
1199 } // namespace blink | 1318 } // namespace blink |
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