1 files changed, 21 insertions, 0 deletions
diff --git a/testing/web-platform/tests/user-timing/clear_all_measures.any.js b/testing/web-platform/tests/user-timing/clear_all_measures.any.js
new file mode 100644
index 0000000000..32c993f282
--- /dev/null
+++ b/testing/web-platform/tests/user-timing/clear_all_measures.any.js
@@ -0,0 +1,21 @@
+test(function()
+{
+    self.performance.mark("mark1");
+    self.performance.measure("measure1", "mark1");
+    self.performance.mark("mark2");
+    self.performance.measure("measure2", "mark2");
+
+    // test that two measures have been created
+    var entries = self.performance.getEntriesByType("measure");
+    assert_equals(entries.length, 2, "Two measures have been created for this test.");
+
+    // clear all measures
+    self.performance.clearMeasures();
+
+    // test that all measures were cleared
+    entries = self.performance.getEntriesByType("measure");
+    assert_equals(entries.length, 0,
+              "After a call to self.performance.clearMeasures(), " +
+              "self.performance.getEntriesByType(\"measure\") returns an empty object.");
+
+}, "Clearing all marks remove all of them.");