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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
commit43a97878ce14b72f0981164f87f2e35e14151312 (patch)
tree620249daf56c0258faa40cbdcf9cfba06de2a846 /testing/web-platform/tests/FileAPI/url/url-charset.window.js
parentInitial commit. (diff)
downloadfirefox-43a97878ce14b72f0981164f87f2e35e14151312.tar.xz
firefox-43a97878ce14b72f0981164f87f2e35e14151312.zip
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/FileAPI/url/url-charset.window.js')
-rw-r--r--testing/web-platform/tests/FileAPI/url/url-charset.window.js34
1 files changed, 34 insertions, 0 deletions
diff --git a/testing/web-platform/tests/FileAPI/url/url-charset.window.js b/testing/web-platform/tests/FileAPI/url/url-charset.window.js
new file mode 100644
index 0000000000..777709b64a
--- /dev/null
+++ b/testing/web-platform/tests/FileAPI/url/url-charset.window.js
@@ -0,0 +1,34 @@
+async_test(t => {
+ // This could be detected as ISO-2022-JP, in which case there would be no
+ // <textarea>, and thus the script inside would be interpreted as actual
+ // script.
+ const blob = new Blob(
+ [
+ `aaa\u001B$@<textarea>\u001B(B<script>/* xss */<\/script></textarea>bbb`
+ ],
+ {type: 'text/html;charset=utf-8'});
+ const url = URL.createObjectURL(blob);
+ const win = window.open(url);
+ t.add_cleanup(() => {
+ win.close();
+ });
+
+ win.onload = t.step_func_done(() => {
+ assert_equals(win.document.charset, 'UTF-8');
+ });
+}, 'Blob charset should override any auto-detected charset.');
+
+async_test(t => {
+ const blob = new Blob(
+ [`<!doctype html>\n<meta charset="ISO-8859-1">`],
+ {type: 'text/html;charset=utf-8'});
+ const url = URL.createObjectURL(blob);
+ const win = window.open(url);
+ t.add_cleanup(() => {
+ win.close();
+ });
+
+ win.onload = t.step_func_done(() => {
+ assert_equals(win.document.charset, 'UTF-8');
+ });
+}, 'Blob charset should override <meta charset>.');