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[Selection API] Implement selection.direction #47043

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Jul 9, 2024
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[Selection API] Implement selection.direction #47043

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59 changes: 1 addition & 58 deletions shadow-dom/selection-direction.tentative.html
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Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,7 @@
<body>
<meta name="author" title="Ryosuke Niwa" href="mailto:[email protected]">
<meta name="assert" content="Selection's direction should return none, forwad, or backward">
<link rel="help" href="https://w3c.github.io/selection-api/#dom-selection-getcomposedrange">
<link rel="help" href="https://w3c.github.io/selection-api/#dom-selection-direction">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
Expand Down Expand Up @@ -61,63 +61,6 @@
assert_equals(getSelection().direction, 'backward');
}, 'direction returns "backward" when there is a forward selection that crosses shadow boundaries');

promise_test(async () => {
container.innerHTML = 'hello, world';
const doubleClick = new test_driver.Actions()
.pointerMove(0, 0, container.firstChild)
.pointerDown()
.pointerUp()
.pointerDown()
.pointerUp()
.send();
await doubleClick;

const sel = getSelection();
assert_equals(sel.anchorNode, container.firstChild);
assert_equals(sel.anchorOffset, 0);
assert_equals(sel.focusNode, container.firstChild);
assert_equals(sel.focusOffset, 5); // hello
assert_equals(sel.direction, 'none');
}, 'direction returns "none" when there is a double click selection(directionless)');

promise_test(async () => {
container.innerHTML = 'hello, world';
const tripleClick = new test_driver.Actions()
.pointerMove(0, 0, container.firstChild)
.pointerDown()
.pointerUp()
.pointerDown()
.pointerUp()
.pointerDown()
.pointerUp()
.send();
await tripleClick;

const sel = getSelection();
assert_equals(sel.anchorNode, container);
assert_equals(sel.anchorOffset, 0);
assert_equals(sel.focusNode, container);
assert_equals(sel.focusOffset, 1);
assert_equals(sel.direction, 'none');
}, 'direction returns "none" when there is a triple click selection(directionless)');

promise_test(async () => {
container.innerHTML = 'hello, world';
const click = new test_driver.Actions()
.pointerMove(0, 0, container.firstChild)
.pointerDown()
.pointerUp()
.send();
await click;

const sel = getSelection();
assert_equals(sel.anchorNode, container.firstChild);
assert_equals(sel.anchorOffset, 0);
assert_equals(sel.focusNode, container.firstChild);
assert_equals(sel.focusOffset, 0);
assert_true(sel.isCollapsed);
assert_equals(sel.direction, 'none');
}, 'direction returns "none" when the selection is collapsed');
</script>
</body>
</html>