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Posted to commits@cassandra.apache.org by br...@apache.org on 2014/04/03 00:57:54 UTC
[10/13] git commit: Add forgotten test
Add forgotten test
Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/05b08822
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/05b08822
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/05b08822
Branch: refs/heads/cassandra-2.0
Commit: 05b08822c0aa060eb7ec5afd234e459f8f5ea05e
Parents: cf4c5b0
Author: Brandon Williams <br...@apache.org>
Authored: Wed Apr 2 17:53:47 2014 -0500
Committer: Brandon Williams <br...@apache.org>
Committed: Wed Apr 2 17:53:47 2014 -0500
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.../cassandra/metrics/LatencyMetricsTest.java | 50 ++++++++++++++++++++
1 file changed, 50 insertions(+)
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http://git-wip-us.apache.org/repos/asf/cassandra/blob/05b08822/test/unit/org/apache/cassandra/metrics/LatencyMetricsTest.java
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diff --git a/test/unit/org/apache/cassandra/metrics/LatencyMetricsTest.java b/test/unit/org/apache/cassandra/metrics/LatencyMetricsTest.java
new file mode 100644
index 0000000..e5f0804
--- /dev/null
+++ b/test/unit/org/apache/cassandra/metrics/LatencyMetricsTest.java
@@ -0,0 +1,50 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.cassandra.metrics;
+
+import org.junit.Test;
+import static junit.framework.Assert.assertFalse;
+
+public class LatencyMetricsTest
+{
+ /**
+ * Test bitsets in a "real-world" environment, i.e., bloom filters
+ */
+ @Test
+ public void testGetRecentLatency()
+ {
+ final LatencyMetrics l = new LatencyMetrics("test", "test");
+ Runnable r = new Runnable()
+ {
+ public void run()
+ {
+ for (int i = 0; i < 10000; i++)
+ {
+ l.addNano(1000);
+ }
+ }
+ };
+ new Thread(r).start();
+
+ for (int i = 0; i < 10000; i++)
+ {
+ Double recent = l.getRecentLatency();
+ assertFalse(recent.equals(Double.POSITIVE_INFINITY));
+ }
+ }
+}
\ No newline at end of file