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.double_to_float; 18 19 import dot.junit.DxTestCase; 20 import dot.junit.DxUtil; 21 import dot.junit.opcodes.double_to_float.d.T_double_to_float_1; 22 import dot.junit.opcodes.double_to_float.d.T_double_to_float_3; 23 24 public class Test_double_to_float extends DxTestCase { 25 /** 26 * @title Argument = 2.71 27 */ 28 public void testN1() { 29 T_double_to_float_1 t = new T_double_to_float_1(); 30 assertEquals(2.71f, t.run(2.71d)); 31 } 32 33 /** 34 * @title Argument = 1 35 */ 36 public void testN2() { 37 T_double_to_float_1 t = new T_double_to_float_1(); 38 assertEquals(1f, t.run(1d)); 39 } 40 41 /** 42 * @title Argument = -1 43 */ 44 public void testN3() { 45 T_double_to_float_1 t = new T_double_to_float_1(); 46 assertEquals(-1f, t.run(-1d)); 47 } 48 49 /** 50 * @title Argument = Double.MAX_VALUE 51 */ 52 public void testB1() { 53 T_double_to_float_1 t = new T_double_to_float_1(); 54 assertEquals(Float.POSITIVE_INFINITY, t.run(Double.MAX_VALUE)); 55 } 56 57 /** 58 * @title Argument = Double.MIN_VALUE 59 */ 60 public void testB2() { 61 T_double_to_float_1 t = new T_double_to_float_1(); 62 assertEquals(0f, t.run(Double.MIN_VALUE)); 63 } 64 65 /** 66 * @title Argument = -0 67 */ 68 public void testB3() { 69 T_double_to_float_1 t = new T_double_to_float_1(); 70 assertEquals(-0f, t.run(-0d)); 71 } 72 73 /** 74 * @title Argument = NaN 75 */ 76 public void testB4() { 77 T_double_to_float_1 t = new T_double_to_float_1(); 78 assertTrue(Float.isNaN(t.run(Double.NaN))); 79 } 80 81 /** 82 * @title Argument = POSITIVE_INFINITY 83 */ 84 public void testB5() { 85 T_double_to_float_1 t = new T_double_to_float_1(); 86 assertTrue(Float.isInfinite(t.run(Double.POSITIVE_INFINITY))); 87 } 88 89 /** 90 * @title Argument = NEGATIVE_INFINITY 91 */ 92 public void testB6() { 93 T_double_to_float_1 t = new T_double_to_float_1(); 94 assertTrue(Float.isInfinite(t.run(Double.NEGATIVE_INFINITY))); 95 } 96 97 98 /** 99 * @title Argument = -Double.MIN_VALUE 100 */ 101 public void testB7() { 102 T_double_to_float_1 t = new T_double_to_float_1(); 103 assertEquals(-0f, t.run(-4.9E-324d)); 104 } 105 106 107 /** 108 * @constraint B1 109 * @title Type of argument - long. The verifier checks that longs 110 * and doubles are not used interchangeably. 111 */ 112 public void testVFE1() { 113 try { 114 Class.forName("dot.junit.opcodes.double_to_float.d.T_double_to_float_3"); 115 fail("expected a verification exception"); 116 } catch (Throwable t) { 117 DxUtil.checkVerifyException(t); 118 } 119 } 120 121 /** 122 * @constraint B1 123 * @title type of argument - float 124 */ 125 public void testVFE2() { 126 try { 127 Class.forName("dot.junit.opcodes.double_to_float.d.T_double_to_float_2"); 128 fail("expected a verification exception"); 129 } catch (Throwable t) { 130 DxUtil.checkVerifyException(t); 131 } 132 } 133 134 /** 135 * 136 * @constraint A24 137 * @title number of registers 138 */ 139 public void testVFE3() { 140 try { 141 Class.forName("dot.junit.opcodes.double_to_float.d.T_double_to_float_5"); 142 fail("expected a verification exception"); 143 } catch (Throwable t) { 144 DxUtil.checkVerifyException(t); 145 } 146 } 147 148 /** 149 * 150 * @constraint B1 151 * @title type of argument - reference 152 */ 153 public void testVFE4() { 154 try { 155 Class.forName("dot.junit.opcodes.double_to_float.d.T_double_to_float_4"); 156 fail("expected a verification exception"); 157 } catch (Throwable t) { 158 DxUtil.checkVerifyException(t); 159 } 160 } 161 162 /** 163 * 164 * @constraint B1 165 * @title type of argument - int 166 */ 167 public void testVFE5() { 168 try { 169 Class.forName("dot.junit.opcodes.double_to_float.d.T_double_to_float_6"); 170 fail("expected a verification exception"); 171 } catch (Throwable t) { 172 DxUtil.checkVerifyException(t); 173 } 174 } 175 176 } 177
