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 dxc.junit.opcodes.iushr; 18 19 import dxc.junit.DxTestCase; 20 import dxc.junit.DxUtil; 21 import dxc.junit.opcodes.iushr.jm.T_iushr_1; 22 23 public class Test_iushr extends DxTestCase { 24 25 /** 26 * @title 15 >> 1 27 */ testN1()28 public void testN1() { 29 T_iushr_1 t = new T_iushr_1(); 30 assertEquals(7, t.run(15, 1)); 31 } 32 33 /** 34 * @title 33 >> 2 35 */ testN2()36 public void testN2() { 37 T_iushr_1 t = new T_iushr_1(); 38 assertEquals(8, t.run(33, 2)); 39 } 40 41 /** 42 * @title -15 >> 1 43 */ testN3()44 public void testN3() { 45 T_iushr_1 t = new T_iushr_1(); 46 assertEquals(0x7FFFFFF8, t.run(-15, 1)); 47 } 48 49 /** 50 * @title Arguments = 1 & -1 51 */ testN4()52 public void testN4() { 53 T_iushr_1 t = new T_iushr_1(); 54 assertEquals(0, t.run(1, -1)); 55 } 56 57 /** 58 * @title Verify that shift distance is actually in range 0 to 32. 59 */ testN5()60 public void testN5() { 61 T_iushr_1 t = new T_iushr_1(); 62 assertEquals(16, t.run(33, 33)); 63 } 64 65 /** 66 * @title Arguments = 0 & -1 67 */ testB1()68 public void testB1() { 69 T_iushr_1 t = new T_iushr_1(); 70 assertEquals(0, t.run(0, -1)); 71 } 72 73 /** 74 * @title Arguments = Integer.MAX_VALUE & 1 75 */ testB2()76 public void testB2() { 77 T_iushr_1 t = new T_iushr_1(); 78 assertEquals(0x3FFFFFFF, t.run(Integer.MAX_VALUE, 1)); 79 } 80 81 /** 82 * @title Arguments = Integer.MIN_VALUE & 1 83 */ testB3()84 public void testB3() { 85 T_iushr_1 t = new T_iushr_1(); 86 assertEquals(0x40000000, t.run(Integer.MIN_VALUE, 1)); 87 } 88 89 /** 90 * @title Arguments = 1 & 0 91 */ testB4()92 public void testB4() { 93 T_iushr_1 t = new T_iushr_1(); 94 assertEquals(1, t.run(1, 0)); 95 } 96 97 /** 98 * @constraint 4.8.2.1 99 * @title number of arguments 100 */ testVFE1()101 public void testVFE1() { 102 try { 103 Class.forName("dxc.junit.opcodes.iushr.jm.T_iushr_2"); 104 fail("expected a verification exception"); 105 } catch (Throwable t) { 106 DxUtil.checkVerifyException(t); 107 } 108 } 109 110 /** 111 * @constraint 4.8.2.1 112 * @title types of arguments - double & int 113 */ testVFE2()114 public void testVFE2() { 115 try { 116 Class.forName("dxc.junit.opcodes.iushr.jm.T_iushr_3"); 117 fail("expected a verification exception"); 118 } catch (Throwable t) { 119 DxUtil.checkVerifyException(t); 120 } 121 } 122 123 /** 124 * @constraint 4.8.2.1 125 * @title types of arguments - long & int 126 */ testVFE3()127 public void testVFE3() { 128 try { 129 Class.forName("dxc.junit.opcodes.iushr.jm.T_iushr_4"); 130 fail("expected a verification exception"); 131 } catch (Throwable t) { 132 DxUtil.checkVerifyException(t); 133 } 134 } 135 136 /** 137 * @constraint 4.8.2.1 138 * @title types of arguments - reference & int 139 */ testVFE4()140 public void testVFE4() { 141 try { 142 Class.forName("dxc.junit.opcodes.iushr.jm.T_iushr_5"); 143 fail("expected a verification exception"); 144 } catch (Throwable t) { 145 DxUtil.checkVerifyException(t); 146 } 147 } 148 149 } 150