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<!doctype html>
<title>Test for nsSelectionMoveCommands</title>
<link rel=stylesheet href="/tests/SimpleTest/test.css">
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/SpawnTask.js"></script>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=454004">Mozilla Bug 454004</a>
<iframe id="edit" width="200" height="100" src="about:blank"></iframe>
<script>
SimpleTest.waitForExplicitFinish();
SimpleTest.requestFlakyTimeout("Legacy test, possibly no good reason");
var winUtils = SpecialPowers.getDOMWindowUtils(window);
function* setup() {
yield SpecialPowers.pushPrefEnv({set: [["general.smoothScroll", false]]});
winUtils.advanceTimeAndRefresh(100);
}
function* runTests() {
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 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.
if (navigator.appVersion.indexOf("Android") != -1 && expectTop != 0) {
// Android doesn't get the values exactly correct for some reason
todo_is(root.getBoundingClientRect().top, -expectTop + 0, cmd);
ok(Math.abs(root.getBoundingClientRect().top + expectTop) < 0.2,
cmd + " (approximately)");
} else {
is(root.getBoundingClientRect().top, -expectTop + 0, cmd);
}
}
function testMoveCommand(cmd, expectNode, expectOffset) {
SpecialPowers.doCommand(window, 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) {
SpecialPowers.doCommand(window, 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;
SpecialPowers.doCommand(window, 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;
SpecialPowers.doCommand(window, 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;
}
SpecialPowers.doCommand(window, "cmd_scrollBottom");
yield;
testScrollCommand("cmd_scrollBottom", root.scrollHeight - 100);
SpecialPowers.doCommand(window, "cmd_scrollTop");
yield;
testScrollCommand("cmd_scrollTop", 0);
SpecialPowers.doCommand(window, "cmd_scrollPageDown");
yield;
var pageHeight = -root.getBoundingClientRect().top;
ok(pageHeight > 0, "cmd_scrollPageDown works");
ok(pageHeight <= 100, "cmd_scrollPageDown doesn't scroll too much");
SpecialPowers.doCommand(window, "cmd_scrollBottom");
SpecialPowers.doCommand(window, "cmd_scrollPageUp");
yield;
testScrollCommand("cmd_scrollPageUp", root.scrollHeight - 100 - pageHeight);
SpecialPowers.doCommand(window, "cmd_scrollTop");
SpecialPowers.doCommand(window, "cmd_scrollLineDown");
yield;
var lineHeight = -root.getBoundingClientRect().top;
ok(lineHeight > 0, "Can scroll by lines");
SpecialPowers.doCommand(window, "cmd_scrollBottom");
SpecialPowers.doCommand(window, "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);
SpecialPowers.doCommand(window, "cmd_moveBottom");
testSelectCommand("cmd_selectTop", node(0), 0);
SpecialPowers.doCommand(window, "cmd_moveTop");
testMoveCommand("cmd_lineNext", node(2), 0);
testMoveCommand("cmd_linePrevious", node(0), 0);
testSelectCommand("cmd_selectLineNext", node(2), 0);
SpecialPowers.doCommand(window, "cmd_moveBottom");
testSelectCommand("cmd_selectLinePrevious", node(20), 2);
SpecialPowers.doCommand(window, "cmd_moveBottom");
testMoveCommand("cmd_charPrevious", node(22), 1);
testMoveCommand("cmd_charNext", node(22), 2);
testSelectCommand("cmd_selectCharPrevious", node(22), 1);
SpecialPowers.doCommand(window, "cmd_moveTop");
testSelectCommand("cmd_selectCharNext", node(0), 1);
SpecialPowers.doCommand(window, "cmd_moveTop");
testMoveCommand("cmd_endLine", node(0), 1);
testMoveCommand("cmd_beginLine", node(0), 0);
testSelectCommand("cmd_selectEndLine", node(0), 1);
SpecialPowers.doCommand(window, "cmd_moveBottom");
testSelectCommand("cmd_selectBeginLine", node(22), 0);
SpecialPowers.doCommand(window, "cmd_moveBottom");
testMoveCommand("cmd_wordPrevious", node(22), 0);
testMoveCommand("cmd_wordNext", body, 23);
testSelectCommand("cmd_selectWordPrevious", node(22), 0);
SpecialPowers.doCommand(window, "cmd_moveTop");
testSelectCommand("cmd_selectWordNext", selectWordNextNode, selectWordNextOffset);
SpecialPowers.doCommand(window, "cmd_moveTop");
var lineNum = testPageMoveCommand("cmd_movePageDown", 0);
ok(lineNum > 0, "cmd_movePageDown works");
SpecialPowers.doCommand(window, "cmd_moveBottom");
SpecialPowers.doCommand(window, "cmd_beginLine");
is(testPageMoveCommand("cmd_movePageUp", 0), 22 - lineNum, "cmd_movePageUp");
SpecialPowers.doCommand(window, "cmd_moveTop");
is(testPageSelectCommand("cmd_selectPageDown", 0), lineNum, "cmd_selectPageDown");
SpecialPowers.doCommand(window, "cmd_moveBottom");
SpecialPowers.doCommand(window, "cmd_beginLine");
is(testPageSelectCommand("cmd_selectPageUp", 0), 22 - lineNum, "cmd_selectPageUp");
}
yield SpecialPowers.pushPrefEnv({set: [["layout.word_select.eat_space_to_next_word", false]]});
runSelectionTests(body, 1);
yield SpecialPowers.pushPrefEnv({set: [["layout.word_select.eat_space_to_next_word", true]]});
runSelectionTests(node(2), 0);
}
function cleanup() {
winUtils.restoreNormalRefresh();
SimpleTest.finish();
}
function* testRunner() {
let curTest = runTests();
while (true) {
winUtils.advanceTimeAndRefresh(100);
if (curTest.next().done) {
break;
}
winUtils.advanceTimeAndRefresh(100);
yield new Promise(resolve => setTimeout(resolve, 20));
}
}
spawn_task(setup)
.then(() => spawn_task(testRunner))
.then(() => spawn_task(cleanup))
.catch(err => ok(false, err));
</script>
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