1 files changed, 5 insertions, 0 deletions
diff --git a/testing/web-platform/tests/content-security-policy/style-src/support/inject-style.js b/testing/web-platform/tests/content-security-policy/style-src/support/inject-style.js
new file mode 100644
index 0000000000..532645a455
--- /dev/null
+++ b/testing/web-platform/tests/content-security-policy/style-src/support/inject-style.js
@@ -0,0 +1,5 @@
+document.write("<style>#test1 { display: none; }</style>");
+
+var s = document.createElement('style');
+s.textContent = "#test2 { display: none; }";
+document.body.appendChild(s);