1 files changed, 12 insertions, 0 deletions
diff --git a/testing/web-platform/tests/user-timing/user_timing_exists.any.js b/testing/web-platform/tests/user-timing/user_timing_exists.any.js
new file mode 100644
index 0000000000..adf9052ebd
--- /dev/null
+++ b/testing/web-platform/tests/user-timing/user_timing_exists.any.js
@@ -0,0 +1,12 @@
+test(function() {
+    assert_not_equals(self.performance.mark, undefined);
+}, "self.performance.mark is defined.");
+test(function() {
+    assert_not_equals(self.performance.clearMarks, undefined);
+}, "self.performance.clearMarks is defined.");
+test(function() {
+    assert_not_equals(self.performance.measure, undefined);
+}, "self.performance.measure is defined.");
+test(function() {
+    assert_not_equals(self.performance.clearMeasures, undefined);
+}, "self.performance.clearMeasures is defined.");