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<!DOCTYPE html>
<title>Test for Bug 1186799</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/EventUtils.js"></script>
<link rel="stylesheet" href="/tests/SimpleTest/test.css">
<div contenteditable></div>
<script>
var div = document.querySelector("div");
function reset() {
div.innerHTML = "x<br> y";
div.focus();
synthesizeKey("VK_DOWN", {});
}
function checks(msg) {
is(div.innerHTML, "x<br><br>",
msg + ": Should add a second <br> to prevent collapse of first");
is(div.childNodes.length, 3, msg + ": No empty text nodes allowed");
ok(getSelection().isCollapsed, msg + ": Selection must be collapsed");
is(getSelection().focusNode, div, msg + ": Focus must be in div");
is(getSelection().focusOffset, 2,
msg + ": Focus must be between the two <br>s");
}
SimpleTest.waitForExplicitFinish();
SimpleTest.waitForFocus(function() {
// Put selection after the "y" and backspace
reset();
synthesizeKey("VK_RIGHT", {});
synthesizeKey("VK_BACK_SPACE", {});
checks("Collapsed backspace");
// Now do the same with delete
reset();
synthesizeKey("VK_DELETE", {});
checks("Collapsed delete");
// Forward selection
reset();
synthesizeKey("VK_RIGHT", {shiftKey: true});
synthesizeKey("VK_BACK_SPACE", {});
checks("Forward-selected backspace");
// Backward selection
reset();
synthesizeKey("VK_RIGHT", {});
synthesizeKey("VK_LEFT", {shiftKey: true});
synthesizeKey("VK_BACK_SPACE", {});
checks("Backward-selected backspace");
// Make sure we're not deleting if the whitespace isn't actually collapsed
div.style.whiteSpace = "pre-wrap";
reset();
synthesizeKey("VK_RIGHT", {});
synthesizeKey("VK_RIGHT", {});
synthesizeKey("VK_BACK_SPACE", {});
if (div.innerHTML, "x<br> ", "pre-wrap: Don't delete uncollapsed space");
ok(getSelection().isCollapsed, "pre-wrap: Selection must be collapsed");
is(getSelection().focusNode, div.lastChild,
"pre-wrap: Focus must be in final text node");
is(getSelection().focusOffset, 1, "pre-wrap: Focus must be at end of node");
SimpleTest.finish();
});
</script>
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