1 files changed, 40 insertions, 0 deletions
diff --git a/testing/web-platform/tests/content-security-policy/style-src/style-src-injected-inline-style-blocked.html b/testing/web-platform/tests/content-security-policy/style-src/style-src-injected-inline-style-blocked.html
new file mode 100644
index 0000000000..d601fab125
--- /dev/null
+++ b/testing/web-platform/tests/content-security-policy/style-src/style-src-injected-inline-style-blocked.html
@@ -0,0 +1,40 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+    <meta http-equiv="Content-Security-Policy" content="script-src 'self' 'unsafe-inline'; style-src 'self'">
+    <script src='/resources/testharness.js'></script>
+    <script src='/resources/testharnessreport.js'></script>
+
+    <script>
+      var t = async_test("Injected style attributes should not be applied");
+      var t_spv = async_test("Should fire a securitypolicyviolation event");
+
+      document.addEventListener("securitypolicyviolation", t_spv.step_func_done(function(e) {
+        assert_equals("style-src-elem", e.violatedDirective);
+      }));
+    </script>
+</head>
+<body>
+    <div id='log'></div>
+
+    <div id="content">Lorem ipsum</div>
+
+    <script src='/content-security-policy/style-src/resources/style-src-inject-style.js'></script>
+
+    <script>
+      onload = t.step_func_done(function(e) {
+        var contentEl = document.getElementById("content");
+
+        // the 'style-src-inject-style.js' script attempts to set attributes in two ways,
+        // once the left and once the right margin
+        // this is why in this test we check both to make sure neither way worked
+
+        var marginLeftVal = getComputedStyle(contentEl).getPropertyValue('margin-left');
+        assert_not_equals(marginLeftVal, "2px");
+        var marginRightVal = getComputedStyle(contentEl).getPropertyValue('margin-right');
+        assert_not_equals(marginRightVal, "2px");
+      });
+    </script>
+
+</body>
+</html>