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<!DOCTYPE html>
<meta charset="utf-8">
<title>Caret navigation</title>
<link rel="stylesheet" href="../support/reset.css">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<script>
const KEY_CODE_MAP = {
'ArrowLeft': '\uE012',
'ArrowUp': '\uE013',
'ArrowRight': '\uE014',
'ArrowDown': '\uE015',
};
/**
* Send key event to the target element using test driver. Supports human
* friendly key names for common keyboard scroll operations e.g., arrow keys,
* page keys, etc.
* @param {Node} target
* @param {string} key
* @returns {Promise}
*/
function keyPress(target, key) {
const code = KEY_CODE_MAP[key];
return test_driver.send_keys(target, code);
}
</script>
<div id="container">
<div contenteditable data-title="Move with ArrowLeft to BR following a div">
<div>line 1</div>
<br>
<div class="caret">line 2</div>
</div>
<div contenteditable data-title="Move with ArrowLeft to BR following an img">
<img style="display:block;width:100px;height:100px">
<br>
<div class="caret">line 2</div>
</div>
</div>
<script>
const container = document.getElementById("container");
for (const test of container.children) {
promise_test(async t => {
test.focus();
getSelection().collapse(test.querySelector(".caret"));
await keyPress(test, "ArrowLeft");
const range = getSelection().getRangeAt(0);
assert_equals(range.commonAncestorContainer.localName, "div");
assert_equals(range.startOffset, 3);
assert_equals(range.commonAncestorContainer.childNodes[range.startOffset].localName, "br");
}, test.dataset.title);
}
</script>
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