1 /* 2 * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * This file is available under and governed by the GNU General Public 26 * License version 2 only, as published by the Free Software Foundation. 27 * However, the following notice accompanied the original version of this 28 * file: 29 * 30 * Copyright (c) 2007-2012, Stephen Colebourne & Michael Nascimento Santos 31 * 32 * All rights reserved. 33 * 34 * Redistribution and use in source and binary forms, with or without 35 * modification, are permitted provided that the following conditions are met: 36 * 37 * * Redistributions of source code must retain the above copyright notice, 38 * this list of conditions and the following disclaimer. 39 * 40 * * Redistributions in binary form must reproduce the above copyright notice, 41 * this list of conditions and the following disclaimer in the documentation 42 * and/or other materials provided with the distribution. 43 * 44 * * Neither the name of JSR-310 nor the names of its contributors 45 * may be used to endorse or promote products derived from this software 46 * without specific prior written permission. 47 * 48 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 49 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 50 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 51 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 52 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 53 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 54 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 55 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 56 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 57 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 58 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 59 */ 60 package test.java.time; 61 62 import static org.testng.Assert.assertEquals; 63 import static org.testng.Assert.assertSame; 64 import static org.testng.Assert.assertTrue; 65 66 import java.io.ByteArrayInputStream; 67 import java.io.ByteArrayOutputStream; 68 import java.io.IOException; 69 import java.io.ObjectInputStream; 70 import java.io.ObjectOutputStream; 71 import java.io.Serializable; 72 73 import java.time.Duration; 74 75 import org.testng.annotations.Test; 76 77 /** 78 * Test Duration. 79 */ 80 @Test 81 public class TestDuration extends AbstractTest { 82 83 //----------------------------------------------------------------------- 84 @Test 85 public void test_immutable() { 86 assertImmutable(Duration.class); 87 } 88 89 //----------------------------------------------------------------------- 90 @Test(groups={"implementation"}) 91 public void test_interfaces() { 92 assertTrue(Serializable.class.isAssignableFrom(Duration.class)); 93 assertTrue(Comparable.class.isAssignableFrom(Duration.class)); 94 } 95 96 //----------------------------------------------------------------------- 97 // serialization 98 //----------------------------------------------------------------------- 99 @Test(groups={"implementation"}) 100 public void test_deserializationSingleton() throws Exception { 101 Duration orginal = Duration.ZERO; 102 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 103 ObjectOutputStream out = new ObjectOutputStream(baos); 104 out.writeObject(orginal); 105 out.close(); 106 ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray()); 107 ObjectInputStream in = new ObjectInputStream(bais); 108 Duration ser = (Duration) in.readObject(); 109 assertSame(ser, Duration.ZERO); 110 } 111 112 @Test(groups={"implementation"}) 113 public void plus_zeroReturnsThis() { 114 Duration t = Duration.ofSeconds(-1); 115 assertSame(t.plus(Duration.ZERO), t); 116 } 117 118 @Test(groups={"implementation"}) 119 public void plus_zeroSingleton() { 120 Duration t = Duration.ofSeconds(-1); 121 assertSame(t.plus(Duration.ofSeconds(1)), Duration.ZERO); 122 } 123 124 @Test(groups={"implementation"}) 125 public void plusSeconds_zeroReturnsThis() { 126 Duration t = Duration.ofSeconds(-1); 127 assertSame(t.plusSeconds(0), t); 128 } 129 130 @Test(groups={"implementation"}) 131 public void plusSeconds_zeroSingleton() { 132 Duration t = Duration.ofSeconds(-1); 133 assertSame(t.plusSeconds(1), Duration.ZERO); 134 } 135 136 @Test(groups={"implementation"}) 137 public void plusMillis_zeroReturnsThis() { 138 Duration t = Duration.ofSeconds(-1, 2000000); 139 assertSame(t.plusMillis(0), t); 140 } 141 142 @Test(groups={"implementation"}) 143 public void plusMillis_zeroSingleton() { 144 Duration t = Duration.ofSeconds(-1, 2000000); 145 assertSame(t.plusMillis(998), Duration.ZERO); 146 } 147 148 @Test(groups={"implementation"}) 149 public void plusNanos_zeroReturnsThis() { 150 Duration t = Duration.ofSeconds(-1, 2000000); 151 assertSame(t.plusNanos(0), t); 152 } 153 154 @Test(groups={"implementation"}) 155 public void plusNanos_zeroSingleton() { 156 Duration t = Duration.ofSeconds(-1, 2000000); 157 assertSame(t.plusNanos(998000000), Duration.ZERO); 158 } 159 160 @Test(groups={"implementation"}) 161 public void minus_zeroReturnsThis() { 162 Duration t = Duration.ofSeconds(1); 163 assertSame(t.minus(Duration.ZERO), t); 164 } 165 166 @Test(groups={"implementation"}) 167 public void minus_zeroSingleton() { 168 Duration t = Duration.ofSeconds(1); 169 assertSame(t.minus(Duration.ofSeconds(1)), Duration.ZERO); 170 } 171 172 @Test(groups={"implementation"}) 173 public void minusSeconds_zeroReturnsThis() { 174 Duration t = Duration.ofSeconds(1); 175 assertSame(t.minusSeconds(0), t); 176 } 177 178 @Test(groups={"implementation"}) 179 public void minusSeconds_zeroSingleton() { 180 Duration t = Duration.ofSeconds(1); 181 assertSame(t.minusSeconds(1), Duration.ZERO); 182 } 183 184 @Test(groups={"implementation"}) 185 public void minusMillis_zeroReturnsThis() { 186 Duration t = Duration.ofSeconds(1, 2000000); 187 assertSame(t.minusMillis(0), t); 188 } 189 190 @Test(groups={"implementation"}) 191 public void minusMillis_zeroSingleton() { 192 Duration t = Duration.ofSeconds(1, 2000000); 193 assertSame(t.minusMillis(1002), Duration.ZERO); 194 } 195 196 @Test(groups={"implementation"}) 197 public void minusNanos_zeroReturnsThis() { 198 Duration t = Duration.ofSeconds(1, 2000000); 199 assertSame(t.minusNanos(0), t); 200 } 201 202 @Test(groups={"implementation"}) 203 public void minusNanos_zeroSingleton() { 204 Duration t = Duration.ofSeconds(1, 2000000); 205 assertSame(t.minusNanos(1002000000), Duration.ZERO); 206 } 207 208 @Test(groups={"implementation"}) 209 public void test_abs_same() { 210 Duration base = Duration.ofSeconds(12); 211 assertSame(base.abs(), base); 212 } 213 214 void doTest_comparisons_Duration(Duration... durations) { 215 for (int i = 0; i < durations.length; i++) { 216 Duration a = durations[i]; 217 for (int j = 0; j < durations.length; j++) { 218 Duration b = durations[j]; 219 if (i < j) { 220 assertEquals(a.compareTo(b)< 0, true, a + " <=> " + b); 221 assertEquals(a.isLessThan(b), true, a + " <=> " + b); 222 assertEquals(a.isGreaterThan(b), false, a + " <=> " + b); 223 assertEquals(a.equals(b), false, a + " <=> " + b); 224 } else if (i > j) { 225 assertEquals(a.compareTo(b) > 0, true, a + " <=> " + b); 226 assertEquals(a.isLessThan(b), false, a + " <=> " + b); 227 assertEquals(a.isGreaterThan(b), true, a + " <=> " + b); 228 assertEquals(a.equals(b), false, a + " <=> " + b); 229 } else { 230 assertEquals(a.compareTo(b), 0, a + " <=> " + b); 231 assertEquals(a.isLessThan(b), false, a + " <=> " + b); 232 assertEquals(a.isGreaterThan(b), false, a + " <=> " + b); 233 assertEquals(a.equals(b), true, a + " <=> " + b); 234 } 235 } 236 } 237 } 238 239 }