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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 dxc.junit.opcodes.lshr;
     18 
     19 import dxc.junit.DxTestCase;
     20 import dxc.junit.DxUtil;
     21 import dxc.junit.opcodes.lshr.jm.T_lshr_1;
     22 
     23 public class Test_lshr extends DxTestCase {
     24 
     25     /**
     26      * @title Arguments = 40000000000l, 3
     27      */
     28     public void testN1() {
     29         T_lshr_1 t = new T_lshr_1();
     30         assertEquals(5000000000l, t.run(40000000000l, 3));
     31     }
     32 
     33     /**
     34      * @title Arguments = 40000000000l, 1
     35      */
     36     public void testN2() {
     37         T_lshr_1 t = new T_lshr_1();
     38         assertEquals(20000000000l, t.run(40000000000l, 1));
     39     }
     40 
     41     /**
     42      * @title Arguments = -40000000000l, 1
     43      */
     44     public void testN3() {
     45         T_lshr_1 t = new T_lshr_1();
     46         assertEquals(-20000000000l, t.run(-40000000000l, 1));
     47     }
     48 
     49     /**
     50      * @title  Arguments = 1, -1
     51      */
     52     public void testN4() {
     53         T_lshr_1 t = new T_lshr_1();
     54         assertEquals(0l, t.run(1l, -1));
     55     }
     56 
     57     /**
     58      * @title  Verify that shift distance is actually in range 0 to 64.
     59      */
     60     public void testN5() {
     61         T_lshr_1 t = new T_lshr_1();
     62         assertEquals(32, t.run(65l, 65));
     63     }
     64 
     65     /**
     66      * @title  Arguments = 0, -1
     67      */
     68     public void testB1() {
     69         T_lshr_1 t = new T_lshr_1();
     70         assertEquals(0l, t.run(0l, -1));
     71     }
     72 
     73     /**
     74      * @title  Arguments = 1, 0
     75      */
     76     public void testB2() {
     77         T_lshr_1 t = new T_lshr_1();
     78         assertEquals(1l, t.run(1l, 0));
     79     }
     80 
     81     /**
     82      * @title  Arguments = Long.MAX_VALUE, 1
     83      */
     84     public void testB3() {
     85         T_lshr_1 t = new T_lshr_1();
     86         assertEquals(0x3FFFFFFFFFFFFFFFl, t.run(Long.MAX_VALUE, 1));
     87     }
     88 
     89     /**
     90      * @title  Arguments = Long.MIN_VALUE, 1
     91      */
     92     public void testB4() {
     93         T_lshr_1 t = new T_lshr_1();
     94         assertEquals(0xc000000000000000l, t.run(Long.MIN_VALUE, 1));
     95     }
     96 
     97 
     98     /**
     99      * @constraint 4.8.2.1
    100      * @title number of arguments
    101      */
    102     public void testVFE1() {
    103         try {
    104             Class.forName("dxc.junit.opcodes.lshr.jm.T_lshr_2");
    105             fail("expected a verification exception");
    106         } catch (Throwable t) {
    107             DxUtil.checkVerifyException(t);
    108         }
    109     }
    110 
    111     /**
    112      * @constraint 4.8.2.1
    113      * @title types of arguments - double & int
    114      */
    115     public void testVFE2() {
    116         try {
    117             Class.forName("dxc.junit.opcodes.lshr.jm.T_lshr_3");
    118             fail("expected a verification exception");
    119         } catch (Throwable t) {
    120             DxUtil.checkVerifyException(t);
    121         }
    122     }
    123 
    124     /**
    125      * @constraint 4.8.2.1
    126      * @title types of arguments - int & int
    127      */
    128     public void testVFE3() {
    129         try {
    130             Class.forName("dxc.junit.opcodes.lshr.jm.T_lshr_4");
    131             fail("expected a verification exception");
    132         } catch (Throwable t) {
    133             DxUtil.checkVerifyException(t);
    134         }
    135     }
    136 
    137     /**
    138      * @constraint 4.8.2.1
    139      * @title types of arguments - float & int
    140      */
    141     public void testVFE4() {
    142         try {
    143             Class.forName("dxc.junit.opcodes.lshr.jm.T_lshr_5");
    144             fail("expected a verification exception");
    145         } catch (Throwable t) {
    146             DxUtil.checkVerifyException(t);
    147         }
    148     }
    149 
    150     /**
    151      * @constraint 4.8.2.1
    152      * @title types of arguments - reference & int
    153      */
    154     public void testVFE5() {
    155         try {
    156             Class.forName("dxc.junit.opcodes.lshr.jm.T_lshr_6");
    157             fail("expected a verification exception");
    158         } catch (Throwable t) {
    159             DxUtil.checkVerifyException(t);
    160         }
    161     }
    162 
    163 
    164 }
    165