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const SJS = "referrer_test_server.sjs?";
const SHARED_KEY = SJS;
var SAME_ORIGIN = "https://example.com/tests/dom/workers/test/" + SJS;
var CROSS_ORIGIN = "https://test2.example.com/tests/dom/workers/test/" + SJS;
var DOWNGRADE = "http://example.com/tests/dom/workers/test/" + SJS;
function createUrl(aRequestType, aPolicy) {
var searchParams = new URLSearchParams();
searchParams.append("ACTION", "request-worker");
searchParams.append("Referrer-Policy", aPolicy);
searchParams.append("TYPE", aRequestType);
var url = SAME_ORIGIN;
if (aRequestType === "cross-origin") {
url = CROSS_ORIGIN;
} else if (aRequestType === "downgrade") {
url = DOWNGRADE;
}
return url + searchParams.toString();
}
function createWorker(aRequestType, aPolicy) {
return `
onmessage = function() {
fetch("${createUrl(aRequestType, aPolicy)}").then(function () {
postMessage(42);
close();
});
}
`;
}
function handleRequest(request, response) {
var params = new URLSearchParams(request.queryString);
var policy = params.get("Referrer-Policy");
var type = params.get("TYPE");
var action = params.get("ACTION");
response.setHeader("Content-Security-Policy", "default-src *", false);
response.setHeader("Access-Control-Allow-Origin", "*", false);
if (policy) {
response.setHeader("Referrer-Policy", policy, false);
}
if (action === "test") {
response.setHeader("Content-Type", "text/javascript", false);
response.write(createWorker(type, policy));
return;
}
if (action === "resetState") {
setSharedState(SHARED_KEY, "{}");
response.write("");
return;
}
if (action === "get-test-results") {
response.setHeader("Cache-Control", "no-cache", false);
response.setHeader("Content-Type", "text/plain", false);
response.write(getSharedState(SHARED_KEY));
return;
}
if (action === "request-worker") {
var result = getSharedState(SHARED_KEY);
result = result ? JSON.parse(result) : {};
var referrerLevel = "none";
var test = {};
if (request.hasHeader("Referer")) {
var referrer = request.getHeader("Referer");
if (referrer.indexOf("referrer_test_server") > 0) {
referrerLevel = "full";
} else if (referrer.indexOf("https://example.com") == 0) {
referrerLevel = "origin";
} else {
// this is never supposed to happen
referrerLevel = "other-origin";
}
test.referrer = referrer;
} else {
test.referrer = "";
}
test.policy = referrerLevel;
test.expected = policy;
// test id equals type + "-" + policy
// Ex: same-origin-default
result[type + "-" + policy] = test;
setSharedState(SHARED_KEY, JSON.stringify(result));
response.write("'hello world'");
}
}
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