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const RESOURCES_DIR = "/html/semantics/links/downloading-resources/resources/";
function testReferrerHeader(expectedReferrer) {
let id = self.token();
let testUrl = RESOURCES_DIR + "inspect-header.py?header=referer&cmd=put&id=" + id;
promise_test(function(test) {
const anchor = document.getElementById("a");
anchor.setAttribute("ping", testUrl);
anchor.click();
return pollResult(id) .then(result => {
assert_equals(result, expectedReferrer, "Correct referrer header result");
});
}, "Test referer header " + RESOURCES_DIR);
}
// Sending a ping is an asynchronous and non-blocking request to a web server.
// We may have to create a poll loop to get result from server
function pollResult(id) {
let checkUrl = RESOURCES_DIR + "inspect-header.py?header=referer&cmd=get&id=" + id;
return new Promise(resolve => {
function checkResult() {
fetch(checkUrl).then(
function(response) {
assert_equals(response.status, 200, "Inspect header response's status is 200");
let result = response.headers.get("x-request-referer");
if (result != undefined) {
resolve(result);
} else {
step_timeout(checkResult.bind(this), 100);
}
});
}
checkResult();
});
}