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Test Info: Warnings
- This test has a WPT meta file that expects 1376 subtest issues.
- This WPT test may be referenced by the following Test IDs:
- /mimesniff/mime-types/parsing.any.html - WPT Dashboard Interop Dashboard
- /mimesniff/mime-types/parsing.any.worker.html - WPT Dashboard Interop Dashboard
// META: timeout=long
promise_test(() => {
return Promise.all([
fetch("resources/mime-types.json"),
fetch("resources/generated-mime-types.json")
]).then(([res, res2]) => res.json().then(runTests).then(() => res2.json().then(runTests)));
}, "Loading data…");
function isByteCompatible(str) {
if(/^[\u0009\u0020\u000A\u000D]+|[\u0009\u0020\u000A\u000D]+$/.test(str)) {
return "header-value-incompatible";
}
for(let i = 0; i < str.length; i++) {
const charCode = str.charCodeAt(i);
if(charCode > 0xFF) {
return "incompatible";
} else if(charCode === 0x00 || charCode === 0x0A || charCode === 0x0D) {
return "header-value-error";
}
}
return "compatible";
}
function runTests(tests) {
tests.forEach(val => {
if(typeof val === "string") {
return;
}
const output = val.output === null ? "" : val.output
test(() => {
assert_equals(new Blob([], { type: val.input}).type, output, "Blob");
assert_equals(new File([], "noname", { type: val.input}).type, output, "File");
}, val.input + " (Blob/File)");
const compatibleNess = isByteCompatible(val.input);
if(compatibleNess === "header-value-incompatible") {
return;
}
promise_test(() => {
if(compatibleNess === "incompatible" || compatibleNess === "header-value-error") {
assert_throws_js(TypeError, () => new Request("about:blank", { headers: [["Content-Type", val.input]] }));
assert_throws_js(TypeError, () => new Response(null, { headers: [["Content-Type", val.input]] }));
return Promise.resolve();
} else {
return Promise.all([
new Request("about:blank", { headers: [["Content-Type", val.input]] }).blob().then(blob => assert_equals(blob.type, output)),
new Response(null, { headers: [["Content-Type", val.input]] }).blob().then(blob => assert_equals(blob.type, output))
]);
}
}, val.input + " (Request/Response)");
});
}