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<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>Test history after loading multipart</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" href="/tests/SimpleTest/test.css"/>
<script>
SimpleTest.waitForExplicitFinish();
function runTest() {
let bc = new BroadcastChannel("bug1747033");
new Promise(resolve => {
bc.addEventListener("message", ({ data: { historyLength } }) => {
is(historyLength, 1, "Correct length for first normal load.");
resolve();
}, { once: true });
window.open("file_bug1747033.sjs", "", "noopener");
}).then(() => {
return new Promise(resolve => {
let loaded = 0;
bc.addEventListener("message", function listener({ data: { historyLength } }) {
++loaded;
is(historyLength, 2, `Correct length for multipart load ${loaded}.`);
// We want 3 parts in total.
if (loaded < 3) {
if (loaded == 2) {
// We've had 2 parts, make the server send the last part.
fetch("file_bug1747033.sjs?sendLastPart");
} else {
fetch("file_bug1747033.sjs?sendNextPart");
}
return;
}
bc.removeEventListener("message", listener);
resolve();
});
bc.postMessage({ cmd: "load", arg: "file_bug1747033.sjs?multipart" });
});
}).then(() => {
return new Promise(resolve => {
bc.addEventListener("message", ({ data: { historyLength } }) => {
is(historyLength, 2, "Correct length after calling replaceState in multipart.");
resolve();
}, { once: true });
bc.postMessage({ cmd: "replaceState", arg: "file_bug1747033.sjs?replaced" });
});
}).then(() => {
return new Promise(resolve => {
bc.addEventListener("message", ({ data: { historyLength } }) => {
is(historyLength, 3, "Correct length for first normal load after multipart.");
resolve();
}, { once: true });
bc.postMessage({ cmd: "load", arg: "file_bug1747033.sjs" });
});
}).then(() => {
return new Promise(resolve => {
let goneBack = 0;
bc.addEventListener("message", function listener({ data: { historyLength } }) {
++goneBack;
is(historyLength, 3, "Correct length after going back.");
if (goneBack == 1) {
bc.postMessage({ cmd: "back" });
} else if (goneBack == 2) {
bc.removeEventListener("message", listener);
resolve();
}
});
bc.postMessage({ cmd: "back" });
});
}).then(() => {
bc.postMessage({ cmd: "close" });
SimpleTest.finish();
});
}
</script>
</head>
<body onload="runTest();">
<p id="display"></p>
<div id="content" style="display: none"></div>
<pre id="test"></pre>
</body>
</html>
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