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Add a test for contextual MIME sniffing.

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This commit is contained in:
Josh Matthews 2015-10-25 11:52:39 -04:00
parent cca25e2b3a
commit 6ba66f43cf
4 changed files with 104 additions and 0 deletions
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6
tests/wpt/mozilla/meta/MANIFEST.json
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@ -5685,6 +5685,12 @@
"url": "/_mozilla/mozilla/load_event.html" "url": "/_mozilla/mozilla/load_event.html"
} }
], ],
"mozilla/mime_sniffing_font_context.html": [
{
"path": "mozilla/mime_sniffing_font_context.html",
"url": "/_mozilla/mozilla/mime_sniffing_font_context.html"
}
],
"mozilla/mozbrowser/iframe_goback.html": [ "mozilla/mozbrowser/iframe_goback.html": [
{ {
"path": "mozilla/mozbrowser/iframe_goback.html", "path": "mozilla/mozbrowser/iframe_goback.html",

2
tests/wpt/mozilla/meta/mozilla/mime_sniffing_font_context.html.ini Normal file
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@ -0,0 +1,2 @@
[mime_sniffing_font_context.html]
prefs: ['net.mime.sniff:true']

85
tests/wpt/mozilla/tests/mozilla/mime_sniffing_font_context.html Normal file
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@ -0,0 +1,85 @@
<!doctype html>
<meta charset=utf-8>
<title>Sniffed Content-Type for @font-face is different than XHR</title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<style>
@font-face {
font-family: MimelessAhem;
src: url(resources/no_mime_type.py);
}
@font-face {
font-family: XMLAhem;
src: url(resources/no_mime_type.py?Content-Type=application/xml);
}
@font-face {
font-family: XHTMLXMLAhem;
src: url(resources/no_mime_type.py?Content-Type=application/xhtml%2Bxml);
}
#first {
font-family: MimelessAhem, serif;
}
#second, #fourth, #sixth {
font-family: serif;
}
#third {
font-family: XMLAhem, serif;
}
#fifth {
font-family: XHTMLXMLAhem, serif;
}
</style>
<span id="first">w</span> <span id="second">w</span><br>
<span id="third">w</span> <span id="fourth">w</span><br>
<span id="fifth">w</span> <span id="sixth">w</span><br>
<script>
var t2 = async_test("Sniffed font is loaded and applied");
var t3 = async_test("Sniffed font with xml is not loaded");
var t4 = async_test("Sniffed font with xhtml+xml is not loaded");
async_test(function() {
var xhr = new XMLHttpRequest();
xhr.open('GET', 'resources/no_mime_type.py', true);
xhr.onload = this.step_func_done(function() {
assert_equals(xhr.getResponseHeader('Content-Type'), null);
t2.step_timeout(checkFontLoaded, 500);
});
xhr.send();
}, "XHR Content-Type is empty");
async_test(function() {
var xhr = new XMLHttpRequest();
xhr.open('GET', 'resources/no_mime_type.py?Content-Type=application/xhtml%2Bxml', true);
xhr.onload = this.step_func_done(function() {
t4.step_timeout(checkFontNotLoaded.bind(t4, 'fifth', 'sixth'), 500);
assert_equals(xhr.getResponseHeader('Content-Type'), 'application/xhtml+xml');
});
xhr.send();
}, "XHR Content-Type has xhtml+xml");
async_test(function() {
var xhr = new XMLHttpRequest();
xhr.open('GET', 'resources/no_mime_type.py?Content-Type=application/xml', true);
xhr.onload = this.step_func_done(function() {
t3.step_timeout(checkFontNotLoaded.bind(t3, 'third', 'fourth'), 500);
assert_equals(xhr.getResponseHeader('Content-Type'), 'application/xml');
});
xhr.send();
}, "XHR Content-Type has xml");
function checkFontLoaded() {
var first = document.getElementById('first');
var second = document.getElementById('second');
assert_not_equals(first.getBoundingClientRect().width, second.getBoundingClientRect().width);
assert_not_equals(first.getBoundingClientRect().height, second.getBoundingClientRect().height);
this.done();
}
function checkFontNotLoaded(id1, id2) {
var first = document.getElementById(id1);
var second = document.getElementById(id2);
assert_equals(first.getBoundingClientRect().width, second.getBoundingClientRect().width);
assert_equals(first.getBoundingClientRect().height, second.getBoundingClientRect().height);
this.done();
}
</script>

11
tests/wpt/mozilla/tests/mozilla/resources/no_mime_type.py Normal file
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@ -0,0 +1,11 @@
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
def main(request, response):
headers = []
if 'Content-Type' in request.GET:
headers += [('Content-Type', request.GET['Content-Type'])]
with open('./resources/ahem/AHEM____.TTF') as f:
return 200, headers, f.read()