1 files changed, 13 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/css-highlight-api/painting/resources/iframe-code.html b/testing/web-platform/tests/css/css-highlight-api/painting/resources/iframe-code.html
new file mode 100644
index 0000000000..a4a1829be2
--- /dev/null
+++ b/testing/web-platform/tests/css/css-highlight-api/painting/resources/iframe-code.html
@@ -0,0 +1,13 @@
+<style>
+  ::highlight(foo) {
+    color: blue;
+    background-color: cyan;
+  }
+</style>
+<span id='span-iframe'>abc</span>
+<script>
+  let r = new Range();
+  r.setStart(document.querySelector('#span-iframe'), 0);
+  r.setEnd(document.querySelector('#span-iframe'), 1);
+  CSS.highlights.set('foo', new Highlight(r));
+</script>
+\ No newline at end of file