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+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>nsFind::Find() should initialize the editor</title>
+<script src="/tests/SimpleTest/SimpleTest.js"></script>
+<link rel="stylesheet" href="/tests/SimpleTest/test.css">
+<input value="1abc1
+ 2abc2
+ 3abc3
+ 4abc4
+ 5abc5
+ 6abc6
+ 7abc7
+ 8abc8
+ 9abc9" id="input">
+<script>
+ SimpleTest.waitForExplicitFinish();
+
+ // The current window.find() impl does not support text controls, so import the internal component
+ const finder =
+ SpecialPowers
+ .Cc["@mozilla.org/typeaheadfind;1"]
+ .getService(SpecialPowers.Ci.nsITypeAheadFind);
+
+ finder.init(SpecialPowers.wrap(window).docShell);
+
+ function find() {
+ return finder.find(
+ "abc",
+ false,
+ SpecialPowers.Ci.nsITypeAheadFind.FIND_NEXT,
+ true);
+ }
+
+ async function runTests() {
+ finder.find("abc", false, SpecialPowers.Ci.nsITypeAheadFind.FIND_FIRST, true);
+ // Wait until layout flush as the bug repro needs it
+ await new Promise(requestAnimationFrame);
+
+ for (let i = 0; i < 9; i++) {
+ find();
+ await new Promise(requestAnimationFrame);
+ is(input.selectionStart, (i * 19) + 1);
+ }
+
+ SimpleTest.finish();
+ }
+ window.addEventListener("load", runTests);
+</script>