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25349d2601
Differential Revision: https://phabricator.services.mozilla.com/D17526 --HG-- extra : moz-landing-system : lando
62 lines
1.9 KiB
JavaScript
62 lines
1.9 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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* http://creativecommons.org/publicdomain/zero/1.0/ */
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"use strict";
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add_task(async function test_offscreen_text() {
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// Generate URI of a big DOM that contains the target text
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// within a textarea at several line positions (to force
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// some targets to be overflowed).
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const linesToGenerate = 155;
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const linesToInsertTargetText = [5, 50, 150];
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const targetCount = linesToInsertTargetText.length;
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let t = 0;
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const TARGET_TEXT = "findthis";
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let URI = "<body><textarea>";
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for (let i = 0; i < linesToGenerate; i++) {
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URI += i + " ";
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if (t < targetCount && linesToInsertTargetText[t] == i) {
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URI += TARGET_TEXT;
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t++;
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}
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URI += "\n";
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}
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URI += "</textarea></body>";
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await BrowserTestUtils.withNewTab({ gBrowser, url: "data:text/html;charset=utf-8," + encodeURIComponent(URI) },
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async function(browser) {
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let finder = browser.finder;
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let listener = {
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onFindResult() {
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ok(false, "callback wasn't replaced");
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},
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};
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finder.addResultListener(listener);
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function waitForFind() {
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return new Promise(resolve => {
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listener.onFindResult = resolve;
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});
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}
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// Find each of the targets.
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for (let t = 0; t < targetCount; ++t) {
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let promiseFind = waitForFind();
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if (t == 0) {
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finder.fastFind(TARGET_TEXT, false, false);
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} else {
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finder.findAgain(false, false, false);
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}
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let findResult = await promiseFind;
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is(findResult.result, Ci.nsITypeAheadFind.FIND_FOUND, "Found target " + t);
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}
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// Find one more time and make sure we wrap.
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let promiseFind = waitForFind();
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finder.findAgain(false, false, false);
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let findResult = await promiseFind;
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is(findResult.result, Ci.nsITypeAheadFind.FIND_WRAPPED, "Wrapped to first target");
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finder.removeResultListener(listener);
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});
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});
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