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.float_to_double; 18 19 import dot.junit.DxTestCase; 20 import dot.junit.DxUtil; 21 import dot.junit.opcodes.float_to_double.d.T_float_to_double_1; 22 import dot.junit.opcodes.float_to_double.d.T_float_to_double_7; 23 24 public class Test_float_to_double extends DxTestCase { 25 /** 26 * @title Argument = 0.5 27 */ testN1()28 public void testN1() { 29 T_float_to_double_1 t = new T_float_to_double_1(); 30 assertEquals(0.5d, t.run(0.5f), 0d); 31 } 32 33 /** 34 * @title Argument = 1 35 */ testN2()36 public void testN2() { 37 T_float_to_double_1 t = new T_float_to_double_1(); 38 assertEquals(1d, t.run(1), 0d); 39 } 40 41 /** 42 * @title Argument = -1 43 */ testN3()44 public void testN3() { 45 T_float_to_double_1 t = new T_float_to_double_1(); 46 assertEquals(-1d, t.run(-1), 0d); 47 } 48 49 /** 50 * @title Type of argument - int. Dalvik doens't distinguish 32-bits types internally, 51 * so this conversion of int to double makes no sense but shall not crash the VM. 52 */ 53 testN4()54 public void testN4() { 55 T_float_to_double_7 t = new T_float_to_double_7(); 56 try { 57 t.run(1); 58 } catch (Throwable e) { 59 } 60 } 61 62 /** 63 * @title Argument = Float.MAX_VALUE 64 */ testB1()65 public void testB1() { 66 T_float_to_double_1 t = new T_float_to_double_1(); 67 double r = 0x1.fffffeP+127d; 68 assertEquals(r, t.run(Float.MAX_VALUE), 0d); 69 } 70 71 /** 72 * @title Argument = Float.MIN_VALUE 73 */ testB2()74 public void testB2() { 75 T_float_to_double_1 t = new T_float_to_double_1(); 76 double r = 0x0.000002P-126d; 77 assertEquals(r, t.run(Float.MIN_VALUE), 0d); 78 } 79 80 /** 81 * @title Argument = -0 82 */ testB3()83 public void testB3() { 84 T_float_to_double_1 t = new T_float_to_double_1(); 85 assertEquals(-0d, t.run(-0), 0d); 86 } 87 88 /** 89 * @title Argument = NaN 90 */ testB4()91 public void testB4() { 92 T_float_to_double_1 t = new T_float_to_double_1(); 93 assertTrue(Double.isNaN(t.run(Float.NaN))); 94 } 95 96 /** 97 * @title Argument = POSITIVE_INFINITY 98 */ testB5()99 public void testB5() { 100 T_float_to_double_1 t = new T_float_to_double_1(); 101 assertTrue(Double.isInfinite(t.run(Float.POSITIVE_INFINITY))); 102 } 103 104 /** 105 * @title Argument = NEGATIVE_INFINITY 106 */ testB6()107 public void testB6() { 108 T_float_to_double_1 t = new T_float_to_double_1(); 109 assertTrue(Double.isInfinite(t.run(Float.NEGATIVE_INFINITY))); 110 } 111 112 113 114 /** 115 * @constraint B1 116 * @title type of argument - double 117 */ testVFE1()118 public void testVFE1() { 119 try { 120 Class.forName("dot.junit.opcodes.float_to_double.d.T_float_to_double_2"); 121 fail("expected a verification exception"); 122 } catch (Throwable t) { 123 DxUtil.checkVerifyException(t); 124 } 125 } 126 127 /** 128 * 129 * @constraint B1 130 * @title type of argument - long 131 */ testVFE2()132 public void testVFE2() { 133 try { 134 Class.forName("dot.junit.opcodes.float_to_double.d.T_float_to_double_3"); 135 fail("expected a verification exception"); 136 } catch (Throwable t) { 137 DxUtil.checkVerifyException(t); 138 } 139 } 140 141 /** 142 * @constraint A24 143 * @title number of registers 144 */ testVFE3()145 public void testVFE3() { 146 try { 147 Class.forName("dot.junit.opcodes.float_to_double.d.T_float_to_double_4"); 148 fail("expected a verification exception"); 149 } catch (Throwable t) { 150 DxUtil.checkVerifyException(t); 151 } 152 } 153 154 /** 155 * @constraint B1 156 * @title type of argument - reference 157 */ testVFE4()158 public void testVFE4() { 159 try { 160 Class.forName("dot.junit.opcodes.float_to_double.d.T_float_to_double_5"); 161 fail("expected a verification exception"); 162 } catch (Throwable t) { 163 DxUtil.checkVerifyException(t); 164 } 165 } 166 167 /** 168 * @constraint A23 169 * @title number of registers 170 */ testVFE5()171 public void testVFE5() { 172 try { 173 Class.forName("dot.junit.opcodes.float_to_double.d.T_float_to_double_6"); 174 fail("expected a verification exception"); 175 } catch (Throwable t) { 176 DxUtil.checkVerifyException(t); 177 } 178 } 179 180 } 181