File: getRangeAt.html

package info (click to toggle)
thunderbird 1%3A140.5.0esr-1~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm-proposed-updates
  • size: 4,609,180 kB
  • sloc: cpp: 7,672,739; javascript: 5,901,898; ansic: 3,898,899; python: 1,413,347; xml: 653,997; asm: 462,284; java: 180,927; sh: 113,491; makefile: 20,463; perl: 14,288; objc: 13,059; yacc: 4,583; pascal: 3,352; lex: 1,720; ruby: 1,222; exp: 762; sql: 715; awk: 580; php: 436; lisp: 430; sed: 70; csh: 10
file content (32 lines) | stat: -rw-r--r-- 1,057 bytes parent folder | download | duplicates (18) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
 
<!DOCTYPE html>
<title>The getRangeAt method</title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<link rel="help" href="https://w3c.github.io/selection-api/#dom-selection-getrangeat">
<body>
<script>
const sel = getSelection();

test(function() {
  var range = document.createRange();
  sel.addRange(range);
  assert_throws_dom("INDEX_SIZE_ERR", function() { sel.getRangeAt(-1); })
  assert_throws_dom("INDEX_SIZE_ERR", function() { sel.getRangeAt(1); })
}, "Only supports index 0");

test(() => {
  sel.removeAllRanges();
  assert_throws_dom("INDEX_SIZE_ERR", () => sel.getRangeAt(0))
}, "Throws when with no range");

test(() => {
  sel.addRange(document.createRange());
  assert_equals(sel.getRangeAt(0), sel.getRangeAt(0));
}, "Returns the same range object when with no selection change");

test(() => {
  const range = sel.getRangeAt(0);
  sel.collapse(document.body);
  assert_not_equals(range, sel.getRangeAt(0));
}, "Returns a different range object when with selection change");
</script>