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_long_2addr; 18 19 import dot.junit.DxTestCase; 20 import dot.junit.DxUtil; 21 import dot.junit.opcodes.div_long_2addr.d.T_div_long_2addr_1; 22 import dot.junit.opcodes.div_long_2addr.d.T_div_long_2addr_2; 23 24 public class Test_div_long_2addr extends DxTestCase { 25 /** 26 * @title Arguments = 100000000000l, 40000000000l 27 */ testN1()28 public void testN1() { 29 T_div_long_2addr_1 t = new T_div_long_2addr_1(); 30 assertEquals(2l, t.run(100000000000l, 40000000000l)); 31 } 32 33 /** 34 * @title Rounding 35 */ testN2()36 public void testN2() { 37 T_div_long_2addr_1 t = new T_div_long_2addr_1(); 38 assertEquals(8l, t.run(98765432123456l, 12345678912345l)); 39 } 40 41 /** 42 * @title Dividend = 0 43 */ testN3()44 public void testN3() { 45 T_div_long_2addr_1 t = new T_div_long_2addr_1(); 46 assertEquals(0l, t.run(0l, 98765432123456l)); 47 } 48 49 /** 50 * @title Dividend is negative 51 */ testN4()52 public void testN4() { 53 T_div_long_2addr_1 t = new T_div_long_2addr_1(); 54 assertEquals(-8, t.run(-98765432123456l, 12345678912345l)); 55 } 56 57 /** 58 * @title Divisor is negative 59 */ testN5()60 public void testN5() { 61 T_div_long_2addr_1 t = new T_div_long_2addr_1(); 62 assertEquals(-8, t.run(98765432123456l, -12345678912345l)); 63 } 64 65 /** 66 * @title Both Dividend and divisor are negative 67 */ testN6()68 public void testN6() { 69 T_div_long_2addr_1 t = new T_div_long_2addr_1(); 70 assertEquals(80l, t.run(-98765432123456l, -1234567891234l)); 71 } 72 73 /** 74 * @title Types of arguments - long, double. Dalvik doens't distinguish 64-bits types internally, 75 * so this division of long and double makes no sense but shall not crash the VM. 76 */ testN7()77 public void testN7() { 78 T_div_long_2addr_2 t = new T_div_long_2addr_2(); 79 try { 80 t.run(1234l, 3.1415d); 81 } catch (Throwable e) { 82 } 83 } 84 85 /** 86 * @title Arguments = Long.MIN_VALUE, -1 87 */ testB1()88 public void testB1() { 89 T_div_long_2addr_1 t = new T_div_long_2addr_1(); 90 assertEquals(-9223372036854775808L, t.run(Long.MIN_VALUE, -1)); 91 } 92 93 /** 94 * @title Arguments = Long.MIN_VALUE, 1 95 */ testB2()96 public void testB2() { 97 T_div_long_2addr_1 t = new T_div_long_2addr_1(); 98 assertEquals(-9223372036854775808L, t.run(Long.MIN_VALUE, 1)); 99 } 100 101 /** 102 * @title Arguments = Long.MAX_VALUE, 1 103 */ testB3()104 public void testB3() { 105 T_div_long_2addr_1 t = new T_div_long_2addr_1(); 106 assertEquals(9223372036854775807L, t.run(Long.MAX_VALUE, 1)); 107 } 108 109 /** 110 * @title Arguments = Long.MIN_VALUE, Long.MAX_VALUE 111 */ testB4()112 public void testB4() { 113 T_div_long_2addr_1 t = new T_div_long_2addr_1(); 114 assertEquals(-1, t.run(Long.MIN_VALUE, Long.MAX_VALUE)); 115 } 116 117 /** 118 * @title Arguments = 1, Long.MAX_VALUE 119 */ testB5()120 public void testB5() { 121 T_div_long_2addr_1 t = new T_div_long_2addr_1(); 122 assertEquals(0, t.run(1, Long.MAX_VALUE)); 123 } 124 125 /** 126 * @title Arguments = 1, Long.MIN_VALUE 127 */ testB6()128 public void testB6() { 129 T_div_long_2addr_1 t = new T_div_long_2addr_1(); 130 assertEquals(0, t.run(1, Long.MIN_VALUE)); 131 } 132 133 /** 134 * @title Divisor is 0 135 */ testE1()136 public void testE1() { 137 T_div_long_2addr_1 t = new T_div_long_2addr_1(); 138 try { 139 t.run(12345678912345l, 0); 140 fail("expected ArithmeticException"); 141 } catch (ArithmeticException ae) { 142 // expected 143 } 144 } 145 146 147 148 /** 149 * @constraint A24 150 * @title number of registers 151 */ testVFE1()152 public void testVFE1() { 153 try { 154 Class.forName("dot.junit.opcodes.div_long_2addr.d.T_div_long_2addr_6"); 155 fail("expected a verification exception"); 156 } catch (Throwable t) { 157 DxUtil.checkVerifyException(t); 158 } 159 } 160 161 /** 162 * @constraint B1 163 * @title types of arguments - int / long 164 */ testVFE2()165 public void testVFE2() { 166 try { 167 Class.forName("dot.junit.opcodes.div_long_2addr.d.T_div_long_2addr_3"); 168 fail("expected a verification exception"); 169 } catch (Throwable t) { 170 DxUtil.checkVerifyException(t); 171 } 172 } 173 174 /** 175 * @constraint B1 176 * @title types of arguments - float / long 177 */ testVFE3()178 public void testVFE3() { 179 try { 180 Class.forName("dot.junit.opcodes.div_long_2addr.d.T_div_long_2addr_4"); 181 fail("expected a verification exception"); 182 } catch (Throwable t) { 183 DxUtil.checkVerifyException(t); 184 } 185 } 186 187 /** 188 * @constraint B1 189 * @title types of arguments - reference / long 190 */ testVFE4()191 public void testVFE4() { 192 try { 193 Class.forName("dot.junit.opcodes.div_long_2addr.d.T_div_long_2addr_5"); 194 fail("expected a verification exception"); 195 } catch (Throwable t) { 196 DxUtil.checkVerifyException(t); 197 } 198 } 199 200 201 } 202