1 files changed, 39 insertions, 0 deletions
diff --git a/testing/web-platform/tests/dom/nodes/ParentNode-querySelectors-exclusive.html b/testing/web-platform/tests/dom/nodes/ParentNode-querySelectors-exclusive.html
new file mode 100644
index 0000000000..5cff9367cf
--- /dev/null
+++ b/testing/web-platform/tests/dom/nodes/ParentNode-querySelectors-exclusive.html
@@ -0,0 +1,39 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>querySelector/querySelectorAll should not include their thisArg</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<!-- Regression test for https://github.com/jsdom/jsdom/issues/2296 -->
+
+<script>
+"use strict";
+
+setup({ single_test: true });
+
+const button = document.createElement("button");
+
+assert_equals(button.querySelector("*"), null, "querySelector, '*', before modification");
+assert_equals(button.querySelector("button"), null, "querySelector, 'button', before modification");
+assert_equals(button.querySelector("button, span"), null, "querySelector, 'button, span', before modification");
+assert_array_equals(button.querySelectorAll("*"), [], "querySelectorAll, '*', before modification");
+assert_array_equals(button.querySelectorAll("button"), [], "querySelectorAll, 'button', before modification");
+assert_array_equals(
+  button.querySelectorAll("button, span"), [],
+  "querySelectorAll, 'button, span', before modification"
+);
+
+
+button.innerHTML = "text";
+
+assert_equals(button.querySelector("*"), null, "querySelector, '*', after modification");
+assert_equals(button.querySelector("button"), null, "querySelector, 'button', after modification");
+assert_equals(button.querySelector("button, span"), null, "querySelector, 'button, span', after modification");
+assert_array_equals(button.querySelectorAll("*"), [], "querySelectorAll, '*', after modification");
+assert_array_equals(button.querySelectorAll("button"), [], "querySelectorAll, 'button', after modification");
+assert_array_equals(
+  button.querySelectorAll("button, span"), [],
+  "querySelectorAll, 'button, span', after modification"
+);
+
+done();
+</script>