mozilla-central/testing/web-platform/tests/fetch/api/headers/headers-no-cors.any.js (file symbol)

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// META: global=window,worker
"use strict";
promise_test(() => fetch("../cors/resources/not-cors-safelisted.json").then(res => res.json().then(runTests)), "Loading data…");
const longValue = "s".repeat(127);
[
{
"headers": ["accept", "accept-language", "content-language"],
"values": [longValue, "", longValue]
},
{
"headers": ["accept", "accept-language", "content-language"],
"values": ["", longValue]
},
{
"headers": ["content-type"],
"values": ["text/plain;" + "s".repeat(116), "text/plain"]
}
].forEach(testItem => {
testItem.headers.forEach(header => {
test(() => {
const noCorsHeaders = new Request("about:blank", { mode: "no-cors" }).headers;
testItem.values.forEach((value) => {
noCorsHeaders.append(header, value);
assert_equals(noCorsHeaders.get(header), testItem.values[0], '1');
});
noCorsHeaders.set(header, testItem.values.join(", "));
assert_equals(noCorsHeaders.get(header), testItem.values[0], '2');
noCorsHeaders.delete(header);
assert_false(noCorsHeaders.has(header));
}, "\"no-cors\" Headers object cannot have " + header + " set to " + testItem.values.join(", "));
});
});
function runTests(testArray) {
testArray = testArray.concat([
["dpr", "2"],
["rtt", "1.0"],
["downlink", "-1.0"],
["ect", "6g"],
["save-data", "on"],
["viewport-width", "100"],
["width", "100"],
["unknown", "doesitmatter"]
]);
testArray.forEach(testItem => {
const [headerName, headerValue] = testItem;
test(() => {
const noCorsHeaders = new Request("about:blank", { mode: "no-cors" }).headers;
noCorsHeaders.append(headerName, headerValue);
assert_false(noCorsHeaders.has(headerName));
noCorsHeaders.set(headerName, headerValue);
assert_false(noCorsHeaders.has(headerName));
}, "\"no-cors\" Headers object cannot have " + headerName + "/" + headerValue + " as header");
});
}