| /* |
| * 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.samza.util; |
| |
| import static org.junit.Assert.*; |
| |
| import org.junit.Test; |
| import org.apache.samza.metrics.Counter; |
| import org.apache.samza.metrics.Gauge; |
| import org.apache.samza.metrics.Timer; |
| |
| public class TestNoOpMetricsRegistry { |
| @Test |
| public void testNoOpMetricsHappyPath() { |
| NoOpMetricsRegistry registry = new NoOpMetricsRegistry(); |
| Counter counter1 = registry.newCounter("testc", "a"); |
| Counter counter2 = registry.newCounter("testc", "b"); |
| Counter counter3 = registry.newCounter("testc2", "c"); |
| |
| Gauge<String> gauge1 = registry.newGauge("testg", "a", "1"); |
| Gauge<String> gauge2 = registry.newGauge("testg", "b", "2"); |
| Gauge<String> gauge3 = registry.newGauge("testg", "c", "3"); |
| Gauge<String> gauge4 = registry.newGauge("testg2", "d", "4"); |
| |
| Timer timer1 = registry.newTimer("testt", "a"); |
| Timer timer2 = registry.newTimer("testt", "b"); |
| Timer timer3 = registry.newTimer("testt2", "c"); |
| |
| counter1.inc(); |
| counter2.inc(2); |
| counter3.inc(4); |
| |
| gauge1.set("5"); |
| gauge2.set("6"); |
| gauge3.set("7"); |
| gauge4.set("8"); |
| |
| timer1.update(1L); |
| timer2.update(2L); |
| timer3.update(3L); |
| |
| assertEquals(1, counter1.getCount()); |
| assertEquals(2, counter2.getCount()); |
| assertEquals(4, counter3.getCount()); |
| assertEquals("5", gauge1.getValue()); |
| assertEquals("6", gauge2.getValue()); |
| assertEquals("7", gauge3.getValue()); |
| assertEquals("8", gauge4.getValue()); |
| assertEquals(1, timer1.getSnapshot().getAverage(), 0); |
| assertEquals(2, timer2.getSnapshot().getAverage(), 0); |
| assertEquals(3, timer3.getSnapshot().getAverage(), 0); |
| } |
| } |