| /* |
| * Copyright 2015-present Open Networking Foundation |
| * |
| * Licensed 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.onlab.util; |
| |
| import org.junit.Test; |
| |
| import static org.hamcrest.Matchers.greaterThan; |
| import static org.hamcrest.Matchers.is; |
| import static org.hamcrest.Matchers.lessThan; |
| import static org.junit.Assert.*; |
| |
| /** |
| * Unit tests for LongBandwidth. |
| */ |
| public class LongBandwidthTest { |
| private final long billion = 1000000000; |
| private final long one = 1; |
| |
| //These are LongBandwidth objects because if a Bandwidth object is passed a |
| //long parameter it becomes a LongBandwidth object |
| Bandwidth notLongSmall = Bandwidth.kbps(1.0); |
| private final Bandwidth notLongBig = Bandwidth.kbps(1000.0); |
| private final Bandwidth big = Bandwidth.kbps(billion); |
| private final Bandwidth small = Bandwidth.kbps(one); |
| |
| /** |
| * Tests the getter method of LongBandwidths. |
| */ |
| @Test |
| public void testBps() { |
| Bandwidth expected = Bandwidth.bps(one); |
| |
| assertEquals(one, expected.bps(), 0.0); |
| } |
| |
| /** |
| * Tests add operation of two LongBandwidths and two Bandwidths. |
| */ |
| @Test |
| public void testAdd() { |
| final long add = billion + one; |
| Bandwidth expected = Bandwidth.kbps(add); |
| |
| assertThat(big.add(small), is(expected)); |
| |
| final double notLongAdd = 1001.0; |
| Bandwidth notLongExpected = Bandwidth.kbps(notLongAdd); |
| |
| assertThat(notLongSmall.add(notLongBig), is(notLongExpected)); |
| } |
| |
| /** |
| * Tests subtract operation of two LongBandwidths and two Bandwidths. |
| */ |
| @Test |
| public void testSubtract() { |
| final long sub = billion - one; |
| Bandwidth expected = Bandwidth.kbps(sub); |
| |
| assertThat(big.subtract(small), is(expected)); |
| |
| final double notLongSubtract = 999.0; |
| Bandwidth notLongExpected = Bandwidth.kbps(notLongSubtract); |
| |
| assertThat(notLongBig.subtract(notLongSmall), is(notLongExpected)); |
| } |
| |
| |
| /** |
| * Tests if the first object is less than the second object, and then it |
| * tests if the compareTo function works correctly if comparing a smaller |
| * object to a larger one, and vice versa. |
| * Also tests the same thing but with Bandwidth objects. |
| */ |
| @Test |
| public void testLessThan() { |
| |
| assertThat(small, is(lessThan(big))); |
| assertThat(small.compareTo(big), is(-1)); |
| |
| assertThat(big, is(greaterThan(small))); |
| assertThat(big.compareTo(small), is(1)); |
| |
| assertThat(notLongSmall, is(lessThan(notLongBig))); |
| assertThat(notLongSmall.compareTo(notLongBig), is(-1)); |
| |
| assertThat(notLongBig, is(greaterThan(notLongSmall))); |
| assertThat(notLongBig.compareTo(notLongSmall), is(1)); |
| } |
| |
| /** |
| * Tests the equals function between itself, another equivalent Bandwidth |
| * object, a nonequivalent Bandwidth object, and an int. |
| */ |
| @Test |
| public void testEquals() { |
| Bandwidth expected = Bandwidth.kbps(one); |
| assertFalse(small.equals(big)); |
| assertTrue(small.equals(expected)); |
| assertTrue(small.equals(small)); |
| assertFalse(small.equals(1000)); |
| } |
| |
| /** |
| * Tests the hashcode function of a LongBandwidth. |
| */ |
| @Test |
| public void testHashCode() { |
| Long expected = (one * 1000); |
| assertEquals(small.hashCode(), expected.hashCode()); |
| } |
| |
| /** |
| * Tests the toString function of a LongBandwidth. |
| */ |
| @Test |
| public void testToString() { |
| String expected = "1000"; |
| assertEquals(small.toString(), expected); |
| } |
| } |