1 files changed, 27 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/dom/render-blocking/script-inserted-stylesheet-link.html b/testing/web-platform/tests/html/dom/render-blocking/script-inserted-stylesheet-link.html
new file mode 100644
index 0000000000..46755387d7
--- /dev/null
+++ b/testing/web-platform/tests/html/dom/render-blocking/script-inserted-stylesheet-link.html
@@ -0,0 +1,27 @@
+<!doctype html>
+<title>Script-inserted stylesheet links with "blocking=render" are render-blocking</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="support/test-render-blocking.js"></script>
+
+<script>
+const stylesheet = document.createElement('link');
+stylesheet.rel = 'stylesheet';
+stylesheet.href = 'support/target-red.css?pipe=trickle(d1)';
+stylesheet.blocking = 'render';
+document.head.appendChild(stylesheet);
+</script>
+
+<div class="target">
+  This should be red
+</div>
+
+<script>
+test_render_blocking(
+    stylesheet,
+    () => {
+      let color = getComputedStyle(document.querySelector('.target')).color;
+      assert_equals(color, 'rgb(255, 0, 0)');
+    },
+    'Render-blocking stylesheet is applied');
+</script>