Yuta HIGUCHI | 9da3a6e | 2014-06-10 22:11:58 -0700 | [diff] [blame] | 1 | /** |
| 2 | * |
| 3 | */ |
| 4 | package net.onrc.onos.core.util; |
| 5 | |
| 6 | import static org.junit.Assert.*; |
| 7 | |
| 8 | import org.junit.Test; |
| 9 | |
| 10 | /** |
| 11 | * PortNumber test mainly focused on handling unsigned port no correctly. |
| 12 | */ |
| 13 | public class PortNumberTest { |
| 14 | |
| 15 | private static final PortNumber PORT_NONE = new PortNumber(0xffff); |
| 16 | private static final PortNumber PORT_LOCAL = new PortNumber(0xfffe); |
| 17 | |
| 18 | /** |
Yuta HIGUCHI | 5865bdb | 2014-07-30 09:32:13 -0700 | [diff] [blame] | 19 | * Test method for {@link PortNumber#uint16(short)}. |
| 20 | */ |
| 21 | @Test |
| 22 | public void testPortNumberUint16() { |
| 23 | final PortNumber ref = new PortNumber(PORT_NONE); |
| 24 | PortNumber p = PortNumber.uint16((short) 0xffff); |
| 25 | |
| 26 | assertEquals(ref, p); |
| 27 | assertEquals(0xFFFFL, p.value()); |
| 28 | } |
| 29 | |
| 30 | /** |
| 31 | * Test method for {@link PortNumber#uint32(int)}. |
| 32 | */ |
| 33 | @Test |
| 34 | public void testPortNumberUint32() { |
| 35 | final PortNumber ref = new PortNumber("FFFFFFFF", 16); |
| 36 | PortNumber p = PortNumber.uint32(0xFFFFFFFF); |
| 37 | |
| 38 | assertEquals(ref, p); |
| 39 | assertEquals(0xFFFFFFFFL, p.value()); |
| 40 | } |
| 41 | |
| 42 | /** |
Yuta HIGUCHI | 9da3a6e | 2014-06-10 22:11:58 -0700 | [diff] [blame] | 43 | * Test method for {@link PortNumber#PortNumber(String)}. |
| 44 | */ |
| 45 | @Test |
| 46 | public void testPortNumberDecimalString() { |
| 47 | final PortNumber ref = new PortNumber(PORT_NONE); |
| 48 | PortNumber parsed = new PortNumber("65535"); |
| 49 | |
| 50 | assertEquals(ref, parsed); |
| 51 | } |
| 52 | |
| 53 | /** |
| 54 | * Test method for {@link PortNumber#PortNumber(String, int)}. |
| 55 | */ |
| 56 | @Test |
| 57 | public void testPortNumberString() { |
| 58 | final PortNumber ref = new PortNumber(PORT_NONE); |
| 59 | PortNumber parsed = new PortNumber("ffff", 16); |
| 60 | // Note: cannot parse "0xffff" now, |
| 61 | // which is the same behavior as Integer.parseInt. |
| 62 | |
| 63 | assertEquals(ref, parsed); |
| 64 | } |
| 65 | |
| 66 | /** |
| 67 | * Test method for {@link PortNumber#PortNumber(PortNumber)}. |
| 68 | */ |
| 69 | @Test |
| 70 | public void testPortNumberPortNumber() { |
| 71 | PortNumber p = new PortNumber(PORT_LOCAL); |
| 72 | PortNumber copy = new PortNumber(p); |
| 73 | |
| 74 | assertEquals(p, copy); |
| 75 | } |
| 76 | |
| 77 | /** |
| 78 | * Test method for {@link PortNumber#PortNumber(PortNumber.PortValues)}. |
| 79 | */ |
| 80 | @Test |
| 81 | public void testPortNumberPortValues() { |
| 82 | PortNumber local = new PortNumber(PORT_LOCAL); |
| 83 | assertEquals(0xfffeL, local.value()); |
| 84 | assertEquals((short) 0xfffe, local.shortValue()); |
| 85 | } |
| 86 | |
| 87 | /** |
| 88 | * Test method for {@link PortNumber#shortToUnsignedLong(short)}. |
| 89 | */ |
| 90 | @Test |
| 91 | public void testLongValueShort() { |
| 92 | assertEquals(0L, PortNumber.shortToUnsignedLong((short) 0)); |
| 93 | |
| 94 | assertEquals(1L, PortNumber.shortToUnsignedLong((short) 1)); |
| 95 | |
| 96 | // -1 as unsigned short |
| 97 | assertEquals(0xffffL, PortNumber.shortToUnsignedLong((short) -1)); |
| 98 | } |
| 99 | |
| 100 | /** |
| 101 | * Test method for {@link PortNumber#shortValue()}. |
| 102 | */ |
| 103 | @Test |
| 104 | public void testShortValue() { |
| 105 | assertEquals(0L, new PortNumber((short) 0).shortValue()); |
| 106 | |
| 107 | assertEquals(1L, new PortNumber((short) 1).shortValue()); |
| 108 | |
| 109 | // user of #shortValue() needs to be careful |
| 110 | // simply widening them will result in negative value |
| 111 | assertEquals(-1L, new PortNumber(PORT_NONE).shortValue()); |
| 112 | |
| 113 | // user of #shortValue() needs to be careful |
| 114 | // should use PortNumber.shortToUnsignedLong or mask manually |
| 115 | assertEquals(0xffffL, PortNumber.shortToUnsignedLong(new PortNumber(PORT_NONE).shortValue())); |
| 116 | assertEquals(0xffffL, 0xffff & new PortNumber(PORT_NONE).shortValue()); |
| 117 | } |
| 118 | |
| 119 | /** |
| 120 | * Test method for {@link PortNumber#value()}. |
| 121 | */ |
| 122 | @Test |
| 123 | public void testLongValue() { |
| 124 | assertEquals(0L, new PortNumber((short) 0).value()); |
| 125 | |
| 126 | assertEquals(1L, new PortNumber((short) 1).value()); |
| 127 | |
| 128 | assertEquals(0xffffL, new PortNumber(PORT_NONE).value()); |
| 129 | } |
| 130 | |
| 131 | /** |
| 132 | * Test method for {@link PortNumber#toString()}. |
| 133 | */ |
| 134 | @Test |
| 135 | public void testToString() { |
| 136 | assertEquals("0", new PortNumber((short) 0).toString()); |
| 137 | |
| 138 | assertEquals("1", new PortNumber((short) 1).toString()); |
| 139 | |
| 140 | // 0xffff in decimal |
| 141 | assertEquals("65535", new PortNumber(PORT_NONE).toString()); |
| 142 | } |
| 143 | |
| 144 | /** |
| 145 | * Test method for {@link PortNumber#equals(java.lang.Object)}. |
| 146 | */ |
| 147 | @Test |
| 148 | public void testEqualsObject() { |
| 149 | // Some trivial |
| 150 | assertTrue(new PortNumber(PORT_NONE).equals(new PortNumber((short) 0xffff))); |
| 151 | assertFalse(new PortNumber((short) 0).equals(new PortNumber((short) 1))); |
| 152 | |
| 153 | // different type |
| 154 | assertFalse(new PortNumber((short) 0).equals(Short.valueOf((short) 0))); |
| 155 | |
| 156 | } |
| 157 | |
| 158 | } |