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-2.1 Commit: 05b08822c0aa060eb7ec5afd234e459f8f5ea05e Parents: cf4c5b0 Author: Brandon Williams <[email protected]> Authored: Wed Apr 2 17:53:47 2014 -0500 Committer: Brandon Williams <[email protected]> Committed: Wed Apr 2 17:53:47 2014 -0500 ---------------------------------------------------------------------- .../cassandra/metrics/LatencyMetricsTest.java | 50 ++++++++++++++++++++ 1 file changed, 50 insertions(+) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/cassandra/blob/05b08822/test/unit/org/apache/cassandra/metrics/LatencyMetricsTest.java ---------------------------------------------------------------------- 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
