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XMLHttpRequest: improve Content-Type manipulation coverage #59769

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Merged
annevk merged 2 commits into from
May 14, 2026
Merged

XMLHttpRequest: improve Content-Type manipulation coverage #59769

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d4860e3
Revert "remove test case that is not synced with spec anymore"
annevk May 9, 2026
4104271
test a bit more
annevk May 14, 2026
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30 changes: 30 additions & 0 deletions xhr/setrequestheader-content-type.htm
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Original file line number Diff line number Diff line change
Expand Up @@ -68,6 +68,12 @@
"text/javascript;charset=UTF-8",
"String request keeps setRequestHeader() Content-Type, with charset adjusted to UTF-8"
)
request(
function _String() { return "test"; },
{"Content-Type": "application/xml"},
"application/xml",
"String request keeps setRequestHeader() Content-Type without charset"
)
request(
function _XMLDocument() { return new DOMParser().parseFromString("<xml/>", "application/xml"); },
{"Content-Type": ""},
Expand All @@ -86,6 +92,12 @@
"application/xhtml+xml;charset=UTF-8",
"XML Document request keeps setRequestHeader() Content-Type, with charset adjusted to UTF-8"
)
request(
function _XMLDocument() { return new DOMParser().parseFromString("<xml/>", "application/xml"); },
{"Content-Type": "application/xhtml+xml"},
"application/xhtml+xml",
"XML Document request keeps setRequestHeader() Content-Type without charset"
)
request(
function _HTMLDocument() { return new DOMParser().parseFromString("<html></html>", "text/html"); },
{"Content-Type": ""},
Expand All @@ -104,6 +116,12 @@
"text/html+junk;charset=UTF-8",
"HTML Document request keeps setRequestHeader() Content-Type, with charset adjusted to UTF-8"
)
request(
function _HTMLDocument() { return new DOMParser().parseFromString("<html></html>", "text/html"); },
{"Content-Type": "text/html+junk"},
"text/html+junk",
"HTML Document request keeps setRequestHeader() Content-Type without charset"
)
request(
function _Blob() { return new Blob(["test"]); },
{"Content-Type": ""},
Expand Down Expand Up @@ -206,6 +224,18 @@
"application/x-www-form-urlencoded;charset=UTF-8",
'URLSearchParams request has correct default Content-Type of "application/x-www-form-urlencoded;charset=UTF-8"'
)
request(
function _URLSearchParams() { return new URLSearchParams("q=testQ&topic=testTopic") },
{"Content-Type": "application/xml;charset=ASCII"},
"application/xml;charset=UTF-8",
"URLSearchParams request keeps setRequestHeader() Content-Type, with charset adjusted to UTF-8"
)
request(
function _URLSearchParams() { return new URLSearchParams("q=testQ&topic=testTopic") },
{"Content-Type": "application/xml"},
"application/xml",
"URLSearchParams request keeps setRequestHeader() Content-Type without charset"
)
</script>
</body>
</html>
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