1 files changed, 14 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/semantics/embedded-content/the-iframe-element/support/sandbox_helper.js b/testing/web-platform/tests/html/semantics/embedded-content/the-iframe-element/support/sandbox_helper.js
new file mode 100644
index 0000000000..26aa67faf4
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/embedded-content/the-iframe-element/support/sandbox_helper.js
@@ -0,0 +1,14 @@
+function IsSandboxSupported() {
+    if ('sandbox' in document.createElement('iframe')) {
+        return true;
+    }
+    return false;
+}
+
+function DisableTestForNonSupportingBrowsers() {
+    //check if sandbox is supported by the browser
+    if (!IsSandboxSupported()) {
+        document.getElementById('testframe').innerHTML = "FAIL: Your browser does not support the sandbox attribute on the iframe element.";
+        document.getElementById('testframe').style.color = "Red";
+    }
+}