mozilla-central/testing/web-platform/tests/fetch/api/headers/header-values.any.js (file symbol)

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// META: title=Header value test
// META: global=window,worker
// META: timeout=long
"use strict";
// Invalid values
[0, 0x0A, 0x0D].forEach(val => {
val = "x" + String.fromCharCode(val) + "x"
// XMLHttpRequest is not available in service workers
if (!self.GLOBAL.isWorker()) {
test(() => {
let xhr = new XMLHttpRequest()
xhr.open("POST", "/")
assert_throws_dom("SyntaxError", () => xhr.setRequestHeader("value-test", val))
}, "XMLHttpRequest with value " + encodeURI(val) + " needs to throw")
}
promise_test(t => promise_rejects_js(t, TypeError, fetch("/", { headers: {"value-test": val} })), "fetch() with value " + encodeURI(val) + " needs to throw")
})
// Valid values
let headerValues =[]
for(let i = 0; i < 0x100; i++) {
if(i === 0 || i === 0x0A || i === 0x0D) {
continue
}
headerValues.push("x" + String.fromCharCode(i) + "x")
}
var url = "../resources/inspect-headers.py?headers="
headerValues.forEach((_, i) => {
url += "val" + i + "|"
})
// XMLHttpRequest is not available in service workers
if (!self.GLOBAL.isWorker()) {
async_test((t) => {
let xhr = new XMLHttpRequest()
xhr.open("POST", url)
headerValues.forEach((val, i) => {
xhr.setRequestHeader("val" + i, val)
})
xhr.onload = t.step_func_done(() => {
headerValues.forEach((val, i) => {
assert_equals(xhr.getResponseHeader("x-request-val" + i), val)
})
})
xhr.send()
}, "XMLHttpRequest with all valid values")
}
promise_test((t) => {
const headers = new Headers
headerValues.forEach((val, i) => {
headers.append("val" + i, val)
})
return fetch(url, { headers }).then((res) => {
headerValues.forEach((val, i) => {
assert_equals(res.headers.get("x-request-val" + i), val)
})
})
}, "fetch() with all valid values")