gecko-dev/editor/libeditor/tests/test_selection_move_command...

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<?xml version="1.0"?>
<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css" type="text/css"?>
<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
xmlns:html="http://www.w3.org/1999/xhtml"
title="Test for nsSelectionMoveCommands">
<script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<script class="testbody" type="application/javascript">
<![CDATA[
var prefs = Components.classes["@mozilla.org/preferences-service;1"]
.getService(Components.interfaces.nsIPrefBranch);
prefs.setBoolPref("general.smoothScroll", false);
var winUtils = SpecialPowers.getDOMWindowUtils(window);
winUtils.advanceTimeAndRefresh(100);
function runTest() {
var tests = execTests();
function execNext() {
try {
winUtils.advanceTimeAndRefresh(100);
tests.next();
winUtils.advanceTimeAndRefresh(100);
setTimeout(execNext, 20);
} catch (e) {}
}
execNext();
}
function execTests() {
var e = document.getElementById("edit");
var doc = e.contentDocument;
var win = e.contentWindow;
var root = doc.documentElement;
var body = doc.body;
body.style.fontSize='16px';
body.style.lineHeight='16px';
body.style.height='400px';
body.style.padding='0px';
body.style.margin='0px';
body.style.borderWidth='0px';
var sel = win.getSelection();
doc.designMode='on';
body.innerHTML = "1<br>2<br>3<br>4<br>5<br>6<br>7<br>8<br>9<br>10<br>11<br>12<br>";
win.focus();
// Flush out layout to make sure that the subdocument will be the size we
// expect by the time we try to scroll it.
is(body.getBoundingClientRect().height, 400,
"Body height should be what we set it to");
yield;
function doCommand(cmd) {
var controller = document.commandDispatcher.getControllerForCommand(cmd);
if (controller) {
controller.doCommand(cmd);
}
}
function testScrollCommand(cmd, expectTop) {
// http://dev.w3.org/csswg/cssom-view/#dom-element-getboundingclientrect
// doesn't explicitly rule out -0 here, but for now assume that only
// positive zeroes are permitted.
is(root.getBoundingClientRect().top, -expectTop + 0, cmd);
}
function testMoveCommand(cmd, expectNode, expectOffset) {
doCommand(cmd);
is(sel.isCollapsed, true, "collapsed after " + cmd);
is(sel.anchorNode, expectNode, "node after " + cmd);
is(sel.anchorOffset, expectOffset, "offset after " + cmd);
}
function findChildNum(e, child) {
var i = 0;
var n = e.firstChild;
while (n && n != child) {
n = n.nextSibling;
++i;
}
if (!n)
return -1;
return i;
}
function testPageMoveCommand(cmd, expectOffset) {
doCommand(cmd);
is(sel.isCollapsed, true, "collapsed after " + cmd);
is(sel.anchorOffset, expectOffset, "offset after " + cmd);
return findChildNum(body, sel.anchorNode);
}
function testSelectCommand(cmd, expectNode, expectOffset) {
var anchorNode = sel.anchorNode;
var anchorOffset = sel.anchorOffset;
doCommand(cmd);
is(sel.isCollapsed, false, "not collapsed after " + cmd);
is(sel.anchorNode, anchorNode, "anchor not moved after " + cmd);
is(sel.anchorOffset, anchorOffset, "anchor not moved after " + cmd);
is(sel.focusNode, expectNode, "node after " + cmd);
is(sel.focusOffset, expectOffset, "offset after " + cmd);
}
function testPageSelectCommand(cmd, expectOffset) {
var anchorNode = sel.anchorNode;
var anchorOffset = sel.anchorOffset;
doCommand(cmd);
is(sel.isCollapsed, false, "not collapsed after " + cmd);
is(sel.anchorNode, anchorNode, "anchor not moved after " + cmd);
is(sel.anchorOffset, anchorOffset, "anchor not moved after " + cmd);
is(sel.focusOffset, expectOffset, "offset after " + cmd);
return findChildNum(body, sel.focusNode);
}
function node(i) {
var n = body.firstChild;
while (i > 0) {
n = n.nextSibling;
--i;
}
return n;
}
doCommand("cmd_scrollBottom");
yield;
testScrollCommand("cmd_scrollBottom", root.scrollHeight - 100);
doCommand("cmd_scrollTop");
yield;
testScrollCommand("cmd_scrollTop", 0);
doCommand("cmd_scrollPageDown");
yield;
var pageHeight = -root.getBoundingClientRect().top;
ok(pageHeight > 0, "cmd_scrollPageDown works");
ok(pageHeight <= 100, "cmd_scrollPageDown doesn't scroll too much");
doCommand("cmd_scrollBottom");
doCommand("cmd_scrollPageUp");
yield;
testScrollCommand("cmd_scrollPageUp", root.scrollHeight - 100 - pageHeight);
doCommand("cmd_scrollTop");
doCommand("cmd_scrollLineDown");
yield;
var lineHeight = -root.getBoundingClientRect().top;
ok(lineHeight > 0, "Can scroll by lines");
doCommand("cmd_scrollBottom");
doCommand("cmd_scrollLineUp");
yield;
testScrollCommand("cmd_scrollLineUp", root.scrollHeight - 100 - lineHeight);
var runSelectionTests = function(selectWordNextNode, selectWordNextOffset) {
testMoveCommand("cmd_moveBottom", body, 23);
testMoveCommand("cmd_moveTop", node(0), 0);
testSelectCommand("cmd_selectBottom", body, 23);
doCommand("cmd_moveBottom");
testSelectCommand("cmd_selectTop", node(0), 0);
doCommand("cmd_moveTop");
testMoveCommand("cmd_lineNext", node(2), 0);
testMoveCommand("cmd_linePrevious", node(0), 0);
testSelectCommand("cmd_selectLineNext", node(2), 0);
doCommand("cmd_moveBottom");
testSelectCommand("cmd_selectLinePrevious", node(20), 2);
doCommand("cmd_moveBottom");
testMoveCommand("cmd_charPrevious", node(22), 1);
testMoveCommand("cmd_charNext", node(22), 2);
testSelectCommand("cmd_selectCharPrevious", node(22), 1);
doCommand("cmd_moveTop");
testSelectCommand("cmd_selectCharNext", node(0), 1);
doCommand("cmd_moveTop");
testMoveCommand("cmd_endLine", node(0), 1);
testMoveCommand("cmd_beginLine", node(0), 0);
testSelectCommand("cmd_selectEndLine", node(0), 1);
doCommand("cmd_moveBottom");
testSelectCommand("cmd_selectBeginLine", node(22), 0);
doCommand("cmd_moveBottom");
testMoveCommand("cmd_wordPrevious", node(22), 0);
testMoveCommand("cmd_wordNext", body, 23);
testSelectCommand("cmd_selectWordPrevious", node(22), 0);
doCommand("cmd_moveTop");
testSelectCommand("cmd_selectWordNext", selectWordNextNode, selectWordNextOffset);
doCommand("cmd_moveTop");
var lineNum = testPageMoveCommand("cmd_movePageDown", 0);
ok(lineNum > 0, "cmd_movePageDown works");
doCommand("cmd_moveBottom");
doCommand("cmd_beginLine");
is(testPageMoveCommand("cmd_movePageUp", 0), 22 - lineNum, "cmd_movePageUp");
doCommand("cmd_moveTop");
is(testPageSelectCommand("cmd_selectPageDown", 0), lineNum, "cmd_selectPageDown");
doCommand("cmd_moveBottom");
doCommand("cmd_beginLine");
is(testPageSelectCommand("cmd_selectPageUp", 0), 22 - lineNum, "cmd_selectPageUp");
}
try {
prefs.setBoolPref("layout.word_select.eat_space_to_next_word", false);
runSelectionTests(body, 1);
prefs.setBoolPref("layout.word_select.eat_space_to_next_word", true);
runSelectionTests(node(2), 0);
} finally {
prefs.clearUserPref("general.smoothScroll");
prefs.clearUserPref("layout.word_select.eat_space_to_next_word");
}
winUtils.restoreNormalRefresh();
SimpleTest.finish();
}
SimpleTest.waitForExplicitFinish();
addLoadEvent(runTest);
]]>
</script>
<body id="html_body" xmlns="http://www.w3.org/1999/xhtml">
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=372685">Mozilla Bug 372685</a>
<p id="display"></p>
<pre id="test">
</pre>
<iframe id="edit" width="200" height="100" src="about:blank"/>
</body>
</window>