Ray Milkey | ee49df1 | 2015-07-07 14:35:02 -0700 | [diff] [blame] | 1 | /* |
Brian O'Connor | a09fe5b | 2017-08-03 21:12:30 -0700 | [diff] [blame] | 2 | * Copyright 2015-present Open Networking Foundation |
Ray Milkey | ee49df1 | 2015-07-07 14:35:02 -0700 | [diff] [blame] | 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.net.statistic; |
| 17 | |
| 18 | import org.junit.Before; |
| 19 | import org.junit.Test; |
| 20 | |
| 21 | import static org.hamcrest.MatcherAssert.assertThat; |
| 22 | import static org.hamcrest.Matchers.containsString; |
| 23 | import static org.hamcrest.Matchers.is; |
| 24 | import static org.hamcrest.core.IsNot.not; |
| 25 | |
| 26 | /** |
| 27 | * Unit tests for DefaultLoad class. |
| 28 | */ |
| 29 | public class DefaultLoadTest { |
| 30 | |
| 31 | @Before |
| 32 | public void reset() { |
| 33 | DefaultLoad.setPollInterval(10); |
| 34 | } |
| 35 | |
| 36 | /** |
| 37 | * Tests the default constructor. |
| 38 | */ |
| 39 | @Test |
| 40 | public void testDefaultConstructor() { |
| 41 | DefaultLoad load = new DefaultLoad(); |
| 42 | assertThat(load.isValid(), is(false)); |
| 43 | assertThat(load.latest(), is(-1L)); |
| 44 | assertThat(load.rate(), is(0L)); |
| 45 | assertThat(load.time(), is(not(0))); |
| 46 | } |
| 47 | |
| 48 | /** |
| 49 | * Tests the current-previous constructor. |
| 50 | */ |
| 51 | @Test |
| 52 | public void testCurrentPreviousConstructor() { |
| 53 | DefaultLoad load = new DefaultLoad(20, 10); |
| 54 | assertThat(load.isValid(), is(true)); |
| 55 | assertThat(load.latest(), is(20L)); |
| 56 | assertThat(load.rate(), is(1L)); |
| 57 | assertThat(load.time(), is(not(0))); |
| 58 | } |
| 59 | |
| 60 | /** |
| 61 | * Tests the current-previous-interval constructor. |
| 62 | */ |
| 63 | @Test |
| 64 | public void testCurrentPreviousIntervalConstructor() { |
| 65 | DefaultLoad load = new DefaultLoad(20, 10, 1); |
| 66 | assertThat(load.isValid(), is(true)); |
| 67 | assertThat(load.latest(), is(20L)); |
| 68 | assertThat(load.rate(), is(10L)); |
| 69 | assertThat(load.time(), is(not(0))); |
| 70 | } |
| 71 | |
| 72 | /** |
| 73 | * Tests the toString operation. |
| 74 | */ |
| 75 | @Test |
| 76 | public void testToString() { |
| 77 | DefaultLoad load = new DefaultLoad(20, 10); |
| 78 | |
| 79 | String s = load.toString(); |
| 80 | assertThat(s, containsString("Load{rate=1, latest=20}")); |
| 81 | } |
| 82 | |
| 83 | /** |
| 84 | * Tests setting the poll interval. |
| 85 | */ |
| 86 | @Test |
| 87 | public void testSettingPollInterval() { |
| 88 | DefaultLoad.setPollInterval(1); |
| 89 | DefaultLoad load = new DefaultLoad(40, 10); |
| 90 | assertThat(load.rate(), is(30L)); |
| 91 | } |
| 92 | } |