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/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
add_task(async function test_offscreen_text() {
// Generate URI of a big DOM that contains the target text at several
// line positions (to force some targets to be offscreen).
const linesToGenerate = 155;
const linesToInsertTargetText = [5, 50, 150];
let targetCount = linesToInsertTargetText.length;
let t = 0;
const TARGET_TEXT = "findthis";
let URI = "<body>";
for (let i = 0; i < linesToGenerate; i++) {
URI += i + "<br>";
if (t < targetCount && linesToInsertTargetText[t] == i) {
URI += TARGET_TEXT;
t++;
}
}
URI += "</body>";
await BrowserTestUtils.withNewTab(
{
gBrowser,
url: "data:text/html;charset=utf-8," + encodeURIComponent(URI),
},
async function(browser) {
let finder = browser.finder;
let listener = {
onFindResult() {
ok(false, "callback wasn't replaced");
},
};
finder.addResultListener(listener);
function waitForFind() {
return new Promise(resolve => {
listener.onFindResult = resolve;
});
}
// Find each of the targets.
for (let t = 0; t < targetCount; ++t) {
let promiseFind = waitForFind();
if (t == 0) {
finder.fastFind(TARGET_TEXT, false, false);
} else {
finder.findAgain(TARGET_TEXT, false, false, false);
}
let findResult = await promiseFind;
is(
findResult.result,
Ci.nsITypeAheadFind.FIND_FOUND,
"Found target " + t
);
}
// Find one more time and make sure we wrap.
let promiseFind = waitForFind();
finder.findAgain(TARGET_TEXT, false, false, false);
let findResult = await promiseFind;
is(
findResult.result,
Ci.nsITypeAheadFind.FIND_WRAPPED,
"Wrapped to first target"
);
finder.removeResultListener(listener);
}
);
});
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