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diff --git a/layout/generic/test/test_bug496275.html b/layout/generic/test/test_bug496275.html new file mode 100644 index 0000000000..0cd0b04e9f --- /dev/null +++ b/layout/generic/test/test_bug496275.html @@ -0,0 +1,288 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=496275 +--> + +<head> + <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> + <title>Test for Bug 496275</title> + <script type="application/javascript" src="/MochiKit/MochiKit.js"></script> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <script src="/tests/SimpleTest/WindowSnapshot.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> +</head> + +<body onload="run()" style="font-family: monospace"> +<a target="_blank" + href="https://bugzilla.mozilla.org/show_bug.cgi?id=496275"> + Mozilla Bug 496275 +</a> +<p id="display"></p> +<div id="c" contenteditable="true"> + <p id="p1">The first paragraph. Another sentence. Even more text.</p> + <p id="p2">Paragraph no. 2.</p> + <p id="p3">This paragraph<br> +is broken up<br> +into four<br> +lines</p> +</div> + +<div id="ltr" contenteditable="true"> + <p id="l1">םלש Hello</p> + <p id="l2">Goodbye</p> +</div> + +<div id="rtl" contenteditable="true" dir="rtl"> + <p id="r1">התרגום האחרון שפיתחנו הוא עבור Firefox 3.5.6.</p> + <p id="r2">קראו את הערות ההפצה (אנגלית) להוראות ורשימת בעיות ידועות.</p> +</div> + +<!-- Special characters: لا is actually two characters, while تَ should be + treated as one character. --> +<div id="special" contenteditable="true"> + <p id="s1">a لا b تَ c</p> +</div> + +<div> + <p>Anchor offset: <span id="anchor-offset"></span></p> + <p>Focus offset: <span id="focus-offset"></span></p> +</div> + +<script type="application/javascript"> +SimpleTest.waitForExplicitFinish(); +SimpleTest.requestFlakyTimeout("untriaged"); +SimpleTest.requestFlakyTimeout("untriaged"); + +function isOrIsParent(actual, expected, msg) { + // actual should be expected or actual's parent node should be expected. + msg += " Expected " + actual + " or " + actual.parentNode + + " to be " + expected + "."; + + ok(actual == expected || actual.parentNode == expected, msg); +} + +function isAt(anchorNode, anchorOffset, focusNode, focusOffset, msg) { + var sel = window.getSelection(); + + isOrIsParent(sel.anchorNode, $(anchorNode), msg + ": Wrong anchor node."); + is(sel.anchorOffset, anchorOffset, msg + ": Wrong anchor offset."); + isOrIsParent(sel.focusNode, $(focusNode), msg + ": Wrong focus node."); + is(sel.focusOffset, $(focusOffset), msg + ": Wrong focus offset."); +} + +function run() { + var sel = window.getSelection(); + + // If nothing is focused, selection.modify() should silently fail. + sel.removeAllRanges(); + sel.modify("move", "forward", "character"); + + // Now focus our first div and put the cursor at the beginning of p1. + $("c").focus(); + sel.collapse($("p1"), 0); + + // We're intentionally inconsistent with the capitalization of "move", + // "extend", etc. below to test the case-insensitivity of modify(). + + // If we move backward, selection.modify() shouldn't do anything, since we're + // already at the beginning of the frame. + isAt("p1", 0, "p1", 0, "test 0a"); + sel.modify("Move", "Backward", "Character"); + isAt("p1", 0, "p1", 0, "test 0b"); + + // After this move, the cursor should be at the second character of p1 + sel.modify("Move", "Forward", "Character"); + isAt("p1", 1, "p1", 1, "test 1"); + + // Select the first character in p1 + sel.collapse($("p1"), 0); + sel.modify("Extend", "Forward", "Character"); + isAt("p1", 0, "p1", 1, "test 2"); + sel.modify("Move", "Forward", "Character"); + isAt("p1", 2, "p1", 2, "test 2a"); + + // Select all of p1, then move the selection forward one character a few + // times. + sel.collapse($("p1"), 0); + sel.extend($("p1"), 1); + sel.modify("move", "forward", "character"); + isAt("p2", 0, "p2", 0, "test 3a"); + sel.modify("move", "forward", "character"); + isAt("p2", 1, "p2", 1, "test 3b"); + + // Put the cursor at the beginning of p3, then extend forward one line. + // Now go back twice and forward once. Focus should now be at the end of p3. + sel.collapse($("p3"), 0); + sel.modify("Extend", "Forward", "Line"); + sel.modify("extend", "backward", "character"); + sel.modify("extend", "backward", "character"); + sel.modify("extend", "forward", "character"); + isAt("p3", 0, "p3", 14, "test 4"); + + // Put the cursor at the beginning of p3, then go forward a few words + sel.collapse($("p3"), 0); + sel.modify("Move", "Forward", "Word"); + isAt("p3", 4, "p3", 4, "test 4a"); + sel.modify("move", "forward", "word"); + // Go back and forward so the indexes are correct. + sel.modify("move", "backward", "character"); + sel.modify("move", "forward", "character"); + isAt("p3", 14, "p3", 14, "test 4b"); + + // Test the lineboundary granularity + sel.collapse($("p3"), 0); + sel.modify("Move", "Forward", "Lineboundary"); + // Go back and forward so the indexes are correct. + sel.modify("move", "Backward", "character"); + sel.modify("move", "forward", "character"); + isAt("p3", 14, "p3", 14, "test 5"); + + // + // Test RTL text within a dir=LTR div. + // + $("ltr").focus(); + sel.collapse($("l1"), 0); + SpecialPowers.wrap(sel).caretBidiLevel = 1; + isAt("l1", 0, "l1", 0, "test 6a"); + sel.modify("Move", "Left", "Character"); + isAt("l1", 1, "l1", 1, "test 6b"); + sel.modify("Extend", "Backward", "Character"); + isAt("l1", 1, "l1", 0, "test 6c"); + sel.modify("extend", "forward", "character"); + isAt("l1", 1, "l1", 1, "test 6d"); + sel.modify("Extend", "Right", "Character"); + isAt("l1", 1, "l1", 0, "test 6e"); + + sel.collapse($("l1"), 0); + SpecialPowers.wrap(sel).caretBidiLevel = 1; + sel.modify("move", "left", "character"); + sel.modify("extend", "right", "Word"); + isAt("l1", 1, "l1", 3, "test 7a"); + sel.modify("move", "left", "word"); + isAt("l1", 3, "l1", 3, "test 7b"); + sel.modify("move", "forward", "word"); + isAt("l1", 9, "l1", 9, "test 7c"); + sel.modify("extend", "backward", "word"); + isAt("l1", 9, "l1", 4, "test 7d"); + sel.modify("move", "left", "word"); + isAt("l1", 3, "l1", 3, "test 7e"); + + sel.collapse($("l1"), 0); + SpecialPowers.wrap(sel).caretBidiLevel = 1; + sel.modify("extend", "left", "lineboundary"); + isAt("l1", 0, "l1", 0, "test 8a"); + sel.modify("move", "forward", "lineboundary"); + isAt("l1", 9, "l1", 9, "test 8b"); + sel.modify("extend", "backward", "lineboundary"); + isAt("l1", 9, "l1", 0, "test 8c"); + sel.modify("move", "left", "lineboundary"); + isAt("l1", 0, "l1", 0, "test 8d"); + sel.modify("extend", "forward", "lineboundary"); + isAt("l1", 0, "l1", 9, "test 8e"); + + // Put the cursor at the left edge of the first line so that when we go up + // and down, where we end up doesn't depend on how the characters line up. + sel.collapse($("l1"), 0); + SpecialPowers.wrap(sel).caretBidiLevel = 1; + sel.modify("move", "left", "lineboundary"); + isAt("l1", 0, "l1", 0, "test 9a"); + sel.modify("move", "forward", "Line"); + // Offset becomes non-zero because the line boundary was in the middle of the + // line. See bug 1667129 + isAt("l2", 3, "l2", 3, "test 9b"); + sel.modify("extend", "backward", "Line"); + // Going back to the beginning of the previous line + isAt("l2", 3, "l1", 0, "test 9c"); + + // Same test as above, now with absolute directions. + sel.collapse($("l1"), 0); + SpecialPowers.wrap(sel).caretBidiLevel = 1; + sel.modify("move", "left", "lineboundary"); + isAt("l1", 0, "l1", 0, "test 10a"); + sel.modify("move", "right", "line"); + // Also bug 1667129 + isAt("l2", 3, "l2", 3, "test 10b"); + sel.modify("extend", "left", "line"); + isAt("l2", 3, "l1", 0, "test 10c"); + + // + // Test RTL text within a dir=RTL div. + // + $("rtl").focus(); + sel.collapse($("r1"), 0); + sel.modify("move", "forward", "character"); + isAt("r1", 1, "r1", 1, "test 11a"); + sel.modify("extend", "backward", "character"); + isAt("r1", 1, "r1", 0, "test 11b"); + sel.modify("move", "forward", "word"); + isAt("r1", 6, "r1", 6, "test 11c"); + sel.modify("extend", "backward", "word"); + isAt("r1", 6, "r1", 0, "test 11d"); + sel.modify("extend", "forward", "lineboundary"); + isAt("r1", 6, "r1", 45, "test 11e"); + + // Same as above, but with absolute directions. + sel.collapse($("r1"), 0); + sel.modify("move", "left", "character"); + isAt("r1", 1, "r1", 1, "test 12a"); + sel.modify("extend", "right", "character"); + isAt("r1", 1, "r1", 0, "test 12b"); + sel.modify("move", "left", "word"); + isAt("r1", 6, "r1", 6, "test 12c"); + sel.modify("extend", "right", "word"); + isAt("r1", 6, "r1", 0, "test 12d"); + + // Test that move left/right is correct within the RTL div. + sel.collapse($("r1"), 0); + sel.modify("extend", "left", "lineboundary"); + isAt("r1", 0, "r1", 45, "test 13a"); + sel.modify("move", "right", "lineboundary"); + isAt("r1", 0, "r1", 0, "test 13b"); + + // Test that up/down at the first/last line correctly wraps to the + // beginning/end of the line. + sel.collapse($("r1"), 0); + sel.modify("move", "forward", "word"); + isAt("r1", 6, "r1", 6, "test 14a"); + // Even in RTL text, "left" still means up. + sel.modify("extend", "left", "Line"); + isAt("r1", 6, "r1", 0, "test 14b"); + sel.modify("move", "right", "line"); + isAt("r2", 0, "r2", 0, "test 14c"); + sel.modify("extend", "forward", "line"); + isAt("r2", 0, "r2", 57, "test 14d"); + sel.modify("move", "backward", "line"); + isAt("r1", 45, "r1", 45, "test 14e"); + + // Test some special characters. + $("special").focus(); + sel.collapse($("s1"), 0); + sel.modify("move", "forward", "character"); + sel.modify("move", "forward", "character"); + sel.modify("move", "forward", "character"); + isAt("s1", 3, "s1", 3, "test 15a"); + sel.modify("move", "forward", "character"); + isAt("s1", 4, "s1", 4, "test 15b"); + sel.modify("move", "backward", "word"); + isAt("s1", 2, "s1", 2, "test 15c"); + sel.modify("move", "forward", "word"); + sel.modify("move", "forward", "word"); + sel.modify("move", "forward", "word"); + isAt("s1", 9, "s1", 9, "test 15d"); + + SimpleTest.finish(); +} + +function update_debug_info() { + var sel = window.getSelection(); + document.getElementById("anchor-offset").innerHTML = sel.anchorOffset; + document.getElementById("focus-offset").innerHTML = sel.focusOffset; + setTimeout(update_debug_info, 100); +} + +setTimeout(update_debug_info, 100); + +</script> +</body> +</html> |