mozilla-central/docshell/test/mochitest/test_bug1742865.html

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Test Info: Errors

<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>Auto refreshing pages shouldn't add an entry to session history</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" href="/tests/SimpleTest/test.css"/>
<script>
const REFRESH_REDIRECT_TIMER = 15;
// 2 tests (same and cross origin) consisting of 2 refreshes of maximum 1 seconds
// 2 tests (same and cross origin) consisting of 2 refreshes of REFRESH_REDIRECT_TIMER seconds
// => We need (2 * 1) + (2 * 15) seconds
SimpleTest.requestLongerTimeout(3);
SimpleTest.waitForExplicitFinish();
const SJS = new URL("file_bug1742865.sjs", location.href);
const SJS_OUTER = new URL("file_bug1742865_outer.sjs", location.href);
const SCROLL = 500;
let tolerance;
function setup() {
return SpecialPowers.spawn(window.top, [], () => {
return SpecialPowers.getDOMWindowUtils(content.window).getResolution();
}).then(resolution => {
// Allow a half pixel difference if the top document's resolution is lower
// than 1.0 because the scroll position is aligned with screen pixels
// instead of CSS pixels.
tolerance = resolution < 1.0 ? 0.5 : 0.0;
});
}
function checkScrollPosition(scrollPosition, shouldKeepScrollPosition) {
isfuzzy(scrollPosition, shouldKeepScrollPosition ? SCROLL : 0, tolerance,
`Scroll position ${shouldKeepScrollPosition ? "should" : "shouldn't"} be maintained for meta refresh`);
}
function openWindowAndCheckRefresh(url, params, shouldAddToHistory, shouldKeepScrollPosition) {
info(`Running test for ${JSON.stringify(params)}`);
url = new URL(url);
Object.entries(params).forEach(([k, v]) => { url.searchParams.append(k, v) });
url.searchParams.append("scrollTo", SCROLL);
let resetURL = new URL(SJS);
resetURL.search = "?reset";
return fetch(resetURL).then(() => {
return new Promise((resolve) => {
let count = 0;
window.addEventListener("message", function listener({ data: { commandType, commandData = {} } }) {
if (commandType == "onChangedInputValue") {
let { historyLength, inputValue } = commandData;
if (shouldAddToHistory) {
is(historyLength, count, "Auto-refresh should add entries to session history");
} else {
is(historyLength, 1, "Auto-refresh shouldn't add entries to session history");
}
is(inputValue, "1234", "Input's value should have been changed");
win.postMessage("loadNext", "*");
return;
}
is(commandType, "pageShow", "Unknown command type");
let { inputValue, scrollPosition } = commandData;
switch (++count) {
// file_bug1742865.sjs causes 3 loads:
// * first load, returns first meta refresh
// * second load, caused by first meta refresh, returns second meta refresh
// * third load, caused by second meta refresh, doesn't return a meta refresh
case 2:
checkScrollPosition(scrollPosition, shouldKeepScrollPosition);
break;
case 3:
checkScrollPosition(scrollPosition, shouldKeepScrollPosition);
win.postMessage("changeInputValue", "*");
break;
case 4:
win.postMessage("back", "*");
break;
case 5:
is(inputValue, "1234", "Entries for auto-refresh should be attached to session history");
checkScrollPosition(scrollPosition, shouldKeepScrollPosition);
removeEventListener("message", listener);
win.close();
resolve();
break;
}
});
let win = window.open(url);
});
});
}
function doTest(seconds, crossOrigin, shouldAddToHistory, shouldKeepScrollPosition) {
let params = {
seconds,
crossOrigin,
};
return openWindowAndCheckRefresh(SJS, params, shouldAddToHistory, shouldKeepScrollPosition).then(() =>
openWindowAndCheckRefresh(SJS_OUTER, params, shouldAddToHistory, shouldKeepScrollPosition)
);
}
async function runTest() {
const FAST = Math.min(1, REFRESH_REDIRECT_TIMER);
const SLOW = REFRESH_REDIRECT_TIMER + 1;
let tests = [
// [ time, crossOrigin, shouldAddToHistory, shouldKeepScrollPosition ]
[ FAST, false, false, true ],
[ FAST, true, false, false ],
[ SLOW, false, false, true ],
[ SLOW, true, true, false ],
];
await setup();
for (let [ time, crossOrigin, shouldAddToHistory, shouldKeepScrollPosition ] of tests) {
await doTest(time, crossOrigin, shouldAddToHistory, shouldKeepScrollPosition);
}
SimpleTest.finish();
}
</script>
</head>
<body onload="runTest();">
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test"></pre>
</body>
</html>