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.ishl; 18 19 import dxc.junit.DxTestCase; 20 import dxc.junit.DxUtil; 21 import dxc.junit.opcodes.ishl.jm.T_ishl_1; 22 23 public class Test_ishl extends DxTestCase { 24 25 /** 26 * @title 15 << 1 27 */ testN1()28 public void testN1() { 29 T_ishl_1 t = new T_ishl_1(); 30 assertEquals(30, t.run(15, 1)); 31 } 32 33 /** 34 * @title 33 << 2 35 */ testN2()36 public void testN2() { 37 T_ishl_1 t = new T_ishl_1(); 38 assertEquals(132, t.run(33, 2)); 39 } 40 41 /** 42 * @title -15 << 1 43 */ testN3()44 public void testN3() { 45 T_ishl_1 t = new T_ishl_1(); 46 assertEquals(-30, t.run(-15, 1)); 47 } 48 49 /** 50 * @title Arguments = 1 & -1 51 */ testN4()52 public void testN4() { 53 T_ishl_1 t = new T_ishl_1(); 54 assertEquals(0x80000000, 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_ishl_1 t = new T_ishl_1(); 62 assertEquals(66, t.run(33, 33)); 63 } 64 65 /** 66 * FIXME: do we need to check that all the shift distances (0..31) works 67 * fine? 68 */ 69 70 /** 71 * @title Arguments = 0 & -1 72 */ testB1()73 public void testB1() { 74 T_ishl_1 t = new T_ishl_1(); 75 assertEquals(0, t.run(0, -1)); 76 } 77 78 /** 79 * @title Arguments = Integer.MAX_VALUE & 1 80 */ testB2()81 public void testB2() { 82 T_ishl_1 t = new T_ishl_1(); 83 assertEquals(0xfffffffe, t.run(Integer.MAX_VALUE, 1)); 84 } 85 86 /** 87 * @title Arguments = Integer.MIN_VALUE & 1 88 */ testB3()89 public void testB3() { 90 T_ishl_1 t = new T_ishl_1(); 91 assertEquals(0, t.run(Integer.MIN_VALUE, 1)); 92 } 93 94 /** 95 * @title Arguments = 1 & 0 96 */ testB4()97 public void testB4() { 98 T_ishl_1 t = new T_ishl_1(); 99 assertEquals(1, t.run(1, 0)); 100 } 101 102 /** 103 * @constraint 4.8.2.1 104 * @title number of arguments 105 */ testVFE1()106 public void testVFE1() { 107 try { 108 Class.forName("dxc.junit.opcodes.ishl.jm.T_ishl_2"); 109 fail("expected a verification exception"); 110 } catch (Throwable t) { 111 DxUtil.checkVerifyException(t); 112 } 113 } 114 115 /** 116 * @constraint 4.8.2.1 117 * @title types of arguments - double & int 118 */ testVFE2()119 public void testVFE2() { 120 try { 121 Class.forName("dxc.junit.opcodes.ishl.jm.T_ishl_3"); 122 fail("expected a verification exception"); 123 } catch (Throwable t) { 124 DxUtil.checkVerifyException(t); 125 } 126 } 127 128 /** 129 * @constraint 4.8.2.1 130 * @title types of arguments - long & int 131 */ testVFE3()132 public void testVFE3() { 133 try { 134 Class.forName("dxc.junit.opcodes.ishl.jm.T_ishl_4"); 135 fail("expected a verification exception"); 136 } catch (Throwable t) { 137 DxUtil.checkVerifyException(t); 138 } 139 } 140 141 /** 142 * @constraint 4.8.2.1 143 * @title types of arguments - reference & int 144 */ testVFE4()145 public void testVFE4() { 146 try { 147 Class.forName("dxc.junit.opcodes.ishl.jm.T_ishl_5"); 148 fail("expected a verification exception"); 149 } catch (Throwable t) { 150 DxUtil.checkVerifyException(t); 151 } 152 } 153 154 } 155