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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.div_long;
     18 
     19 import dot.junit.DxTestCase;
     20 import dot.junit.DxUtil;
     21 import dot.junit.opcodes.div_long.d.T_div_long_1;
     22 import dot.junit.opcodes.div_long.d.T_div_long_2;
     23 
     24 
     25 public class Test_div_long extends DxTestCase {
     26     /**
     27      * @title Arguments = 100000000000l, 40000000000l
     28      */
     29     public void testN1() {
     30         T_div_long_1 t = new T_div_long_1();
     31         assertEquals(2l, t.run(100000000000l, 40000000000l));
     32     }
     33 
     34     /**
     35      * @title Rounding
     36      */
     37     public void testN2() {
     38         T_div_long_1 t = new T_div_long_1();
     39         assertEquals(8l, t.run(98765432123456l, 12345678912345l));
     40     }
     41 
     42     /**
     43      * @title Dividend = 0
     44      */
     45     public void testN3() {
     46         T_div_long_1 t = new T_div_long_1();
     47         assertEquals(0l, t.run(0l, 98765432123456l));
     48     }
     49 
     50     /**
     51      * @title Dividend is negative
     52      */
     53     public void testN4() {
     54         T_div_long_1 t = new T_div_long_1();
     55         assertEquals(-8, t.run(-98765432123456l, 12345678912345l));
     56     }
     57 
     58     /**
     59      * @title Divisor is negative
     60      */
     61     public void testN5() {
     62         T_div_long_1 t = new T_div_long_1();
     63         assertEquals(-8, t.run(98765432123456l, -12345678912345l));
     64     }
     65 
     66     /**
     67      * @title Both Dividend and divisor are negative
     68      */
     69     public void testN6() {
     70         T_div_long_1 t = new T_div_long_1();
     71         assertEquals(80l, t.run(-98765432123456l, -1234567891234l));
     72     }
     73 
     74     /**
     75      * @title Arguments = Long.MIN_VALUE, -1
     76      */
     77     public void testB1() {
     78         T_div_long_1 t = new T_div_long_1();
     79         assertEquals(-9223372036854775808L, t.run(Long.MIN_VALUE, -1));
     80     }
     81 
     82     /**
     83      * @title Arguments = Long.MIN_VALUE, 1
     84      */
     85     public void testB2() {
     86         T_div_long_1 t = new T_div_long_1();
     87         assertEquals(-9223372036854775808L, t.run(Long.MIN_VALUE, 1));
     88     }
     89 
     90     /**
     91      * @title Arguments = Long.MAX_VALUE, 1
     92      */
     93     public void testB3() {
     94         T_div_long_1 t = new T_div_long_1();
     95         assertEquals(9223372036854775807L, t.run(Long.MAX_VALUE, 1));
     96     }
     97 
     98     /**
     99      * @title Arguments = Long.MIN_VALUE, Long.MAX_VALUE
    100      */
    101     public void testB4() {
    102         T_div_long_1 t = new T_div_long_1();
    103         assertEquals(-1, t.run(Long.MIN_VALUE, Long.MAX_VALUE));
    104     }
    105 
    106     /**
    107      * @title Arguments = 1, Long.MAX_VALUE
    108      */
    109     public void testB5() {
    110         T_div_long_1 t = new T_div_long_1();
    111         assertEquals(0, t.run(1, Long.MAX_VALUE));
    112     }
    113 
    114     /**
    115      * @title Arguments = 1, Long.MIN_VALUE
    116      */
    117     public void testB6() {
    118         T_div_long_1 t = new T_div_long_1();
    119         assertEquals(0, t.run(1, Long.MIN_VALUE));
    120     }
    121 
    122     /**
    123      * @title Divisor is 0
    124      */
    125     public void testE1() {
    126         loadAndRun("dot.junit.opcodes.div_long.d.T_div_long_1", ArithmeticException.class,
    127                    12345678912345l, 0);
    128     }
    129 
    130     /**
    131      * @constraint A24
    132      * @title number of registers
    133      */
    134     public void testVFE1() {
    135         load("dot.junit.opcodes.div_long.d.T_div_long_6", VerifyError.class);
    136     }
    137 
    138     /**
    139      * @constraint B1
    140      * @title types of arguments - int / long
    141      */
    142     public void testVFE2() {
    143         load("dot.junit.opcodes.div_long.d.T_div_long_3", VerifyError.class);
    144     }
    145 
    146     /**
    147      * @constraint B1
    148      * @title types of arguments - float / long
    149      */
    150     public void testVFE3() {
    151         load("dot.junit.opcodes.div_long.d.T_div_long_4", VerifyError.class);
    152     }
    153 
    154     /**
    155      * @constraint B1
    156      * @title types of arguments - reference / long
    157      */
    158     public void testVFE4() {
    159         load("dot.junit.opcodes.div_long.d.T_div_long_5", VerifyError.class);
    160     }
    161 
    162     /**
    163      * @constraint B1
    164      * @title Types of arguments - long, double. The verifier checks that longs
    165      * and doubles are not used interchangeably.
    166      */
    167     public void testVFE5() {
    168         load("dot.junit.opcodes.div_long.d.T_div_long_2", VerifyError.class);
    169     }
    170 
    171 }
    172