1 /* 2 * Copyright (C) 2008 The Android Open Source Project 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 17 package dot.junit.opcodes.div_float; 18 19 import dot.junit.DxTestCase; 20 import dot.junit.DxUtil; 21 import dot.junit.opcodes.div_float.d.T_div_float_1; 22 import dot.junit.opcodes.div_float.d.T_div_float_5; 23 24 public class Test_div_float extends DxTestCase { 25 /** 26 * @title Arguments = 2.7f, 3.14f 27 */ testN1()28 public void testN1() { 29 T_div_float_1 t = new T_div_float_1(); 30 assertEquals(0.8598726f, t.run(2.7f, 3.14f)); 31 } 32 33 /** 34 * @title Dividend = 0 35 */ testN2()36 public void testN2() { 37 T_div_float_1 t = new T_div_float_1(); 38 assertEquals(0f, t.run(0, 3.14f)); 39 } 40 41 /** 42 * @title Dividend is negative 43 */ testN3()44 public void testN3() { 45 T_div_float_1 t = new T_div_float_1(); 46 assertEquals(-1.162963f, t.run(-3.14f, 2.7f)); 47 } 48 49 /** 50 * @title Arguments = Float.MAX_VALUE, Float.NaN 51 */ testB1()52 public void testB1() { 53 T_div_float_1 t = new T_div_float_1(); 54 assertEquals(Float.NaN, t.run(Float.MAX_VALUE, Float.NaN)); 55 } 56 57 /** 58 * @title Arguments = Float.POSITIVE_INFINITY, 59 * Float.NEGATIVE_INFINITY 60 */ testB2()61 public void testB2() { 62 T_div_float_1 t = new T_div_float_1(); 63 assertEquals(Float.NaN, t.run(Float.POSITIVE_INFINITY, 64 Float.NEGATIVE_INFINITY)); 65 } 66 67 /** 68 * @title Arguments = Float.POSITIVE_INFINITY, -2.7f 69 */ testB3()70 public void testB3() { 71 T_div_float_1 t = new T_div_float_1(); 72 assertEquals(Float.NEGATIVE_INFINITY, t.run(Float.POSITIVE_INFINITY, 73 -2.7f)); 74 } 75 76 /** 77 * @title Arguments = -2.7f, Float.NEGATIVE_INFINITY 78 */ testB4()79 public void testB4() { 80 T_div_float_1 t = new T_div_float_1(); 81 assertEquals(0f, t.run(-2.7f, Float.NEGATIVE_INFINITY)); 82 } 83 84 /** 85 * @title Arguments = 0, 0 86 */ testB5()87 public void testB5() { 88 T_div_float_1 t = new T_div_float_1(); 89 assertEquals(Float.NaN, t.run(0, 0)); 90 } 91 92 /** 93 * @title Arguments = 0, -2.7 94 */ testB6()95 public void testB6() { 96 T_div_float_1 t = new T_div_float_1(); 97 assertEquals(-0f, t.run(0, -2.7f)); 98 } 99 100 /** 101 * @title Arguments = -2.7, 0 102 */ testB7()103 public void testB7() { 104 T_div_float_1 t = new T_div_float_1(); 105 assertEquals(Float.NEGATIVE_INFINITY, t.run(-2.7f, 0)); 106 } 107 108 /** 109 * @title Arguments = 1, Float.MAX_VALUE 110 */ testB8()111 public void testB8() { 112 T_div_float_1 t = new T_div_float_1(); 113 assertEquals(Float.POSITIVE_INFINITY, t.run(1, Float.MIN_VALUE)); 114 } 115 116 /** 117 * @title Arguments = Float.MAX_VALUE, -1E-9f 118 */ testB9()119 public void testB9() { 120 T_div_float_1 t = new T_div_float_1(); 121 assertEquals(Float.NEGATIVE_INFINITY, t.run(Float.MAX_VALUE, -1E-9f)); 122 } 123 124 125 126 127 /** 128 * @constraint B1 129 * @title types of arguments - float / double 130 */ testVFE1()131 public void testVFE1() { 132 load("dot.junit.opcodes.div_float.d.T_div_float_2", VerifyError.class); 133 } 134 135 /** 136 * @constraint B1 137 * @title types of arguments - long / float 138 */ testVFE2()139 public void testVFE2() { 140 load("dot.junit.opcodes.div_float.d.T_div_float_3", VerifyError.class); 141 } 142 143 /** 144 * @constraint B1 145 * @title types of arguments - reference / float 146 */ testVFE3()147 public void testVFE3() { 148 load("dot.junit.opcodes.div_float.d.T_div_float_4", VerifyError.class); 149 } 150 151 /** 152 * @constraint A23 153 * @title number of registers 154 */ testVFE4()155 public void testVFE4() { 156 load("dot.junit.opcodes.div_float.d.T_div_float_6", VerifyError.class); 157 } 158 159 /** 160 * @constraint B1 161 * @title Types of arguments - int, float. The verifier checks that ints 162 * and floats are not used interchangeably. 163 */ testVFE5()164 public void testVFE5() { 165 load("dot.junit.opcodes.div_float.d.T_div_float_5", VerifyError.class); 166 } 167 168 } 169