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response-headers.htm
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response-headers.htm
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<!DOCTYPE html>
<meta charset=utf-8>
<title>CORS - Response headers</title>
<meta name=author title="Odin Hørthe Omdal" href="mailto:odiho@opera.com">
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src=support.js?pipe=sub></script>
<h1>Response headers</h1>
<div id=log></div>
<script>
/*
* Response Headers
*/
function check_response_header(head, value, desc) {
test(function() {
var client = new XMLHttpRequest()
client.open('GET', CROSSDOMAIN + 'resources/cors-headers.asis', false)
client.send(null)
if (typeof value === 'function')
value(client, head)
else
assert_equals(client.getResponseHeader(head), value, head)
},
desc)
}
check_response_header('X-Custom-Header-Comma', '1, 2', 'getResponseHeader: Expose Access-Control-Expose-Headers (x-custom-header-comma)')
check_response_header('X-Second-Expose', 'flyingpig', 'getResponseHeader: Expose second Access-Control-Expose-Headers (x-second-expose)')
check_response_header(' x-custom-header', null, 'getResponseHeader: Don\'t trim whitespace')
check_response_header('x-custom-header-bytes', "\xE2\x80\xA6", 'getResponseHeader: x-custom-header bytes')
check_response_header('Date',
function(client, head) { assert_true(client.getResponseHeader(head).length > 2) },
'getResponseHeader: Exposed server field readable (Date)')
function default_readable(head, value) {
check_response_header(head, value, 'getResponseHeader: '+head+': readable by default')
}
default_readable("Cache-Control", "no-cache");
default_readable("Content-Language", "nn");
default_readable("Expires", "Thu, 01 Dec 1994 16:00:00 GMT");
default_readable("Last-Modified", "Thu, 01 Dec 1994 10:00:00 GMT");
default_readable("Pragma", "no-cache");
function default_unreadable(head) {
check_response_header(head, null, 'getResponseHeader: '+head+': unreadable by default')
}
default_unreadable("Server")
default_unreadable("X-Powered-By")
async_test("getResponseHeader: Combined testing of cors response headers")
.step(function()
{
var client = new XMLHttpRequest();
client.open("GET", CROSSDOMAIN + 'resources/cors-headers.asis')
window.c=client;
client.onreadystatechange = this.step_func(function()
{
if (client.readyState == 1)
{
assert_equals(client.getResponseHeader("x-custom-header"), null, 'x-custom-header')
}
if (client.readyState > 1)
{
assert_equals(client.getResponseHeader("x-custom-header"), "test, test", 'x-custom-header')
assert_equals(client.getResponseHeader("x-custom-header-empty"), "", 'x-custom-header-empty')
assert_equals(client.getResponseHeader("set-cookie"), null)
assert_equals(client.getResponseHeader("set-cookie2"), null)
assert_equals(client.getResponseHeader("x-non-existent-header"), null)
assert_equals(client.getResponseHeader("x-nonexposed"), null)
}
if (client.readyState == 4)
{
this.done()
}
})
client.send()
})
test(function() {
var client = new XMLHttpRequest()
client.open('GET', CROSSDOMAIN + 'resources/cors-headers.asis', false)
client.send(null)
assert_equals(client.getResponseHeader("x-custom-header"), "test, test", 'x-custom-header')
assert_equals(client.getResponseHeader("x-nonexposed"), null, 'x-nonexposed')
}, "getResponse: don't expose x-nonexposed")
test(function() {
var client = new XMLHttpRequest()
client.open('GET', CROSSDOMAIN + 'resources/cors-headers.asis', false)
client.send(null)
h = client.getAllResponseHeaders().toLowerCase()
assert_true( h.indexOf('x-custom-header') >= 0, 'x-custom-header present')
assert_true( h.indexOf('x-nonexposed') === -1, 'x-nonexposed not present')
}, "getAllResponseHeaders: don't expose x-nonexposed")
</script>