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diff --git a/editor/libeditor/tests/test_backspace_vs.html b/editor/libeditor/tests/test_backspace_vs.html new file mode 100644 index 0000000000..d52d83f79e --- /dev/null +++ b/editor/libeditor/tests/test_backspace_vs.html @@ -0,0 +1,128 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=1216427 +--> +<head> + <title>Test for Bug 1216427</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> + <script src="/tests/SimpleTest/EventUtils.js"></script> +</head> +<body> +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1216427">Mozilla Bug 1216427</a> +<p id="display"></p> +<div id="content"> + <div id="edit1" contenteditable="true">a☺️b</div><!-- BMP symbol with VS16 --> + <div id="edit2" contenteditable="true">a🌐︎b</div><!-- plane 1 symbol with VS15 --> + <div id="edit3" contenteditable="true">a㐂󠄀b</div><!-- BMP ideograph with VS17 --> + <div id="edit4" contenteditable="true">a𠀀󠄁b</div><!-- SMP ideograph with VS18 --> + <div id="edit5" contenteditable="true">a☺︁︂︃b</div><!-- BMP symbol with extra VSes --> + <div id="edit6" contenteditable="true">a𠀀󠄀󠄁󠄂b</div><!-- SMP symbol with extra VSes --> + <!-- The Regional Indicator combinations here were supported by Apple Color Emoji + even prior to the major extension of coverage in the 10.10.5 timeframe. --> + <div id="edit7" contenteditable="true">a🇨🇳b</div><!-- Regional Indicator flag: CN --> + <div id="edit8" contenteditable="true">a🇨🇳🇩🇪b</div><!-- two RI flags: CN, DE --> + <div id="edit9" contenteditable="true">a🇨🇳🇩🇪🇪🇸b</div><!-- three RI flags: CN, DE, ES --> + <div id="edit10" contenteditable="true">a🇨🇳🇩🇪🇪🇸🇫🇷b</div><!-- four RI flags: CN, DE, ES, FR --> + <div id="edit11" contenteditable="true">a🇨🇳🇩🇪🇪🇸🇫🇷🇬🇧b</div><!-- five RI flags: CN, DE, ES, FR, GB --> + + <div id="edit1b" contenteditable="true">a☺️b</div><!-- BMP symbol with VS16 --> + <div id="edit2b" contenteditable="true">a🌐︎b</div><!-- plane 1 symbol with VS15 --> + <div id="edit3b" contenteditable="true">a㐂󠄀b</div><!-- BMP ideograph with VS17 --> + <div id="edit4b" contenteditable="true">a𠀀󠄁b</div><!-- SMP ideograph with VS18 --> + <div id="edit5b" contenteditable="true">a☺︁︂︃b</div><!-- BMP symbol with extra VSes --> + <div id="edit6b" contenteditable="true">a𠀀󠄀󠄁󠄂b</div><!-- SMP symbol with extra VSes --> + <div id="edit7b" contenteditable="true">a🇨🇳b</div><!-- Regional Indicator flag: CN --> + <div id="edit8b" contenteditable="true">a🇨🇳🇩🇪b</div><!-- two RI flags: CN, DE --> + <div id="edit9b" contenteditable="true">a🇨🇳🇩🇪🇪🇸b</div><!-- three RI flags: CN, DE, ES --> + <div id="edit10b" contenteditable="true">a🇨🇳🇩🇪🇪🇸🇫🇷b</div><!-- four RI flags: CN, DE, ES, FR --> + <div id="edit11b" contenteditable="true">a🇨🇳🇩🇪🇪🇸🇫🇷🇬🇧b</div><!-- five RI flags: CN, DE, ES, FR, GB --> +</div> +<pre id="test"> +<script type="application/javascript"> + +/** Test for Bug 1216427 **/ + +SimpleTest.waitForExplicitFinish(); +addLoadEvent(runTest); + +function test(edit, bsCount) { + edit.focus(); + var sel = window.getSelection(); + sel.collapse(edit.childNodes[0], edit.textContent.length - 1); + for (let i = 0; i < bsCount; ++i) { + synthesizeKey("KEY_Backspace"); + } + is(edit.textContent, "ab", "The backspace key should delete the characters correctly"); +} + +function testWithMove(edit, offset, bsCount) { + edit.focus(); + var sel = window.getSelection(); + sel.collapse(edit.childNodes[0], 0); + var i; + for (i = 0; i < offset; ++i) { + synthesizeKey("KEY_ArrowRight"); + synthesizeKey("KEY_ArrowLeft"); + synthesizeKey("KEY_ArrowRight"); + } + synthesizeKey("KEY_Backspace", {repeat: bsCount}); + is(edit.textContent, "ab", "The backspace key should delete the characters correctly"); +} + +function runTest() { + /* test backspace-deletion of the middle character(s) */ + test(document.getElementById("edit1"), 1); + test(document.getElementById("edit2"), 1); + test(document.getElementById("edit3"), 1); + test(document.getElementById("edit4"), 1); + test(document.getElementById("edit5"), 1); + test(document.getElementById("edit6"), 1); + + /* + * Tests with Regional Indicator flags: these behave differently depending + * whether an emoji font is present, as ligated flags are edited as single + * characters whereas non-ligated RI characters act individually. + * + * For now, only rely on such an emoji font on OS X 10.7+. (Note that the + * Segoe UI Emoji font on Win8.1 and Win10 does not implement Regional + * Indicator flags.) + * + * Once the Firefox Emoji font is ready, we can load that via @font-face + * and expect these tests to work across all platforms. + */ + let hasEmojiFont = + (navigator.platform.indexOf("Mac") == 0 && + /10\.([7-9]|[1-9][0-9])/.test(navigator.oscpu)); + + if (hasEmojiFont) { + test(document.getElementById("edit7"), 1); + test(document.getElementById("edit8"), 2); + test(document.getElementById("edit9"), 3); + test(document.getElementById("edit10"), 4); + test(document.getElementById("edit11"), 5); + } + + /* extra tests with the use of RIGHT and LEFT to get to the right place */ + testWithMove(document.getElementById("edit1b"), 2, 1); + testWithMove(document.getElementById("edit2b"), 2, 1); + testWithMove(document.getElementById("edit3b"), 2, 1); + testWithMove(document.getElementById("edit4b"), 2, 1); + testWithMove(document.getElementById("edit5b"), 2, 1); + testWithMove(document.getElementById("edit6b"), 2, 1); + if (hasEmojiFont) { + testWithMove(document.getElementById("edit7b"), 2, 1); + testWithMove(document.getElementById("edit8b"), 3, 2); + testWithMove(document.getElementById("edit9b"), 4, 3); + testWithMove(document.getElementById("edit10b"), 5, 4); + testWithMove(document.getElementById("edit11b"), 6, 5); + } + + SimpleTest.finish(); +} + +</script> +</pre> +</body> +</html> |