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<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>Tabs create Test</title>
<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="text/javascript" src="/tests/SimpleTest/ExtensionTestUtils.js"></script>
<script type="text/javascript" src="head.js"></script>
<link rel="stylesheet" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<script type="text/javascript">
"use strict";
add_task(async function test_query_index() {
const extension = ExtensionTestUtils.loadExtension({
background: function() {
browser.tabs.onCreated.addListener(async function({index, windowId, id}) {
browser.test.assertThrows(
() => browser.tabs.query({index: -1}),
/-1 is too small \(must be at least 0\)/,
"tab indices must be non-negative");
let tabs = await browser.tabs.query({index, windowId});
browser.test.assertEq(tabs.length, 1, `Got one tab at index ${index}`);
browser.test.assertEq(tabs[0].id, id, "The tab is the right one");
tabs = await browser.tabs.query({index: 1e5, windowId});
browser.test.assertEq(tabs.length, 0, "There is no tab at this index");
browser.test.notifyPass("tabs.query");
});
},
});
await extension.startup();
const win = window.open("http://example.com");
await extension.awaitFinish("tabs.query");
win.close();
await extension.unload();
});
</script>
</body>
</html>
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