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.const_wide; 18 19 import dot.junit.DxTestCase; 20 import dot.junit.DxUtil; 21 import dot.junit.opcodes.const_wide.d.T_const_wide_1; 22 import dot.junit.opcodes.const_wide.d.T_const_wide_2; 23 24 public class Test_const_wide extends DxTestCase { 25 /** 26 * @title const-wide v1, 1.2345678901232324E51 27 */ 28 public void testN1() { 29 T_const_wide_1 t = new T_const_wide_1(); 30 double a = 1234567890123232323232232323232323232323232323456788d; 31 double b = 1d; 32 assertEquals(a + b, t.run(), 0d); 33 } 34 35 /** 36 * @title const-wide v253, 20000000000 37 */ 38 public void testN2() { 39 T_const_wide_2 t = new T_const_wide_2(); 40 long a = 10000000000l; 41 long b = 10000000000l; 42 assertEquals(a + b, t.run()); 43 } 44 45 /** 46 * @constraint A24 47 * @title number of registers 48 */ 49 public void testVFE1() { 50 try { 51 Class.forName("dot.junit.opcodes.const_wide.d.T_const_wide_3"); 52 fail("expected a verification exception"); 53 } catch (Throwable t) { 54 DxUtil.checkVerifyException(t); 55 } 56 } 57 58 /** 59 * @constraint B11 60 * @title When writing to a register that is one half of a register 61 * pair, but not touching the other half, the old register pair gets broken up, and the 62 * other register involved in it becomes undefined 63 */ 64 public void testVFE2() { 65 try { 66 Class.forName("dot.junit.opcodes.const_wide.d.T_const_wide_4"); 67 fail("expected a verification exception"); 68 } catch (Throwable t) { 69 DxUtil.checkVerifyException(t); 70 } 71 } 72 73 } 74