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      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.ushr_long;
     18 
     19 import dot.junit.DxTestCase;
     20 import dot.junit.DxUtil;
     21 import dot.junit.opcodes.ushr_long.d.T_ushr_long_1;
     22 import dot.junit.opcodes.ushr_long.d.T_ushr_long_2;
     23 
     24 public class Test_ushr_long extends DxTestCase {
     25     /**
     26      * @title Arguments = 40000000000l, 3
     27      */
     28     public void testN1() {
     29         T_ushr_long_1 t = new T_ushr_long_1();
     30         assertEquals(5000000000l, t.run(40000000000l, 3));
     31     }
     32 
     33     /**
     34      * @title Arguments = 40000000000l, 1
     35      */
     36     public void testN2() {
     37         T_ushr_long_1 t = new T_ushr_long_1();
     38         assertEquals(20000000000l, t.run(40000000000l, 1));
     39     }
     40 
     41     /**
     42      * @title Arguments = -123456789l, 1
     43      */
     44     public void testN3() {
     45         T_ushr_long_1 t = new T_ushr_long_1();
     46         assertEquals(0x7FFFFFFFFC521975l, t.run(-123456789l, 1));
     47     }
     48 
     49     /**
     50      * @title Arguments = 1 & -1
     51      */
     52     public void testN4() {
     53         T_ushr_long_1 t = new T_ushr_long_1();
     54         assertEquals(0l, t.run(1l, -1));
     55     }
     56 
     57     /**
     58      * @title Arguments = 123456789l, 64
     59      */
     60     public void testN5() {
     61         T_ushr_long_1 t = new T_ushr_long_1();
     62         assertEquals(123456789l, t.run(123456789l, 64));
     63     }
     64 
     65     /**
     66      * @title Arguments = 123456789l, 63
     67      */
     68     public void testN6() {
     69         T_ushr_long_1 t = new T_ushr_long_1();
     70         assertEquals(0l, t.run(123456789l, 63));
     71     }
     72 
     73     /**
     74      * @title Arguments = 0 & -1
     75      */
     76     public void testB1() {
     77         T_ushr_long_1 t = new T_ushr_long_1();
     78         assertEquals(0l, t.run(0l, -1));
     79     }
     80 
     81     /**
     82      * @title Arguments = Long.MAX_VALUE & 1
     83      */
     84     public void testB2() {
     85         T_ushr_long_1 t = new T_ushr_long_1();
     86         assertEquals(0x3FFFFFFFFFFFFFFFl, t.run(Long.MAX_VALUE, 1));
     87     }
     88 
     89     /**
     90      * @title Arguments = Long.MIN_VALUE & 1
     91      */
     92     public void testB3() {
     93         T_ushr_long_1 t = new T_ushr_long_1();
     94         assertEquals(0x4000000000000000l, t.run(Long.MIN_VALUE, 1));
     95     }
     96 
     97     /**
     98      * @title Arguments = 1 & 0
     99      */
    100     public void testB4() {
    101         T_ushr_long_1 t = new T_ushr_long_1();
    102         assertEquals(1l, t.run(1l, 0));
    103     }
    104 
    105     /**
    106      * @constraint A24
    107      * @title number of registers
    108      */
    109     public void testVFE1() {
    110         try {
    111             Class.forName("dot.junit.opcodes.ushr_long.d.T_ushr_long_6");
    112             fail("expected a verification exception");
    113         } catch (Throwable t) {
    114             DxUtil.checkVerifyException(t);
    115         }
    116     }
    117 
    118 
    119 
    120     /**
    121      * @constraint B1
    122      * @title types of arguments - long, double
    123      */
    124     public void testVFE2() {
    125         try {
    126             Class.forName("dot.junit.opcodes.ushr_long.d.T_ushr_long_7");
    127             fail("expected a verification exception");
    128         } catch (Throwable t) {
    129             DxUtil.checkVerifyException(t);
    130         }
    131     }
    132 
    133     /**
    134      * @constraint B1
    135      * @title types of arguments - int, int
    136      */
    137     public void testVFE3() {
    138         try {
    139             Class.forName("dot.junit.opcodes.ushr_long.d.T_ushr_long_3");
    140             fail("expected a verification exception");
    141         } catch (Throwable t) {
    142             DxUtil.checkVerifyException(t);
    143         }
    144     }
    145 
    146     /**
    147      * @constraint B1
    148      * @title types of arguments - float, int
    149      */
    150     public void testVFE4() {
    151         try {
    152             Class.forName("dot.junit.opcodes.ushr_long.d.T_ushr_long_4");
    153             fail("expected a verification exception");
    154         } catch (Throwable t) {
    155             DxUtil.checkVerifyException(t);
    156         }
    157     }
    158 
    159     /**
    160      * @constraint B1
    161      * @title types of arguments - long, reference
    162      */
    163     public void testVFE5() {
    164         try {
    165             Class.forName("dot.junit.opcodes.ushr_long.d.T_ushr_long_5");
    166             fail("expected a verification exception");
    167         } catch (Throwable t) {
    168             DxUtil.checkVerifyException(t);
    169         }
    170     }
    171 
    172     /**
    173      * @constraint B1
    174      * @title Types of arguments - double, int. The verifier checks that longs
    175      * and doubles are not used interchangeably.
    176      */
    177     public void testVFE6() {
    178         try {
    179             Class.forName("dot.junit.opcodes.ushr_long.d.T_ushr_long_2");
    180             fail("expected a verification exception");
    181         } catch (Throwable t) {
    182             DxUtil.checkVerifyException(t);
    183         }
    184     }
    185 
    186 }
    187