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      1 package dot.junit.opcodes.shr_long;
      2 
      3 import dot.junit.DxTestCase;
      4 import dot.junit.DxUtil;
      5 import dot.junit.opcodes.shr_long.d.T_shr_long_1;
      6 import dot.junit.opcodes.shr_long.d.T_shr_long_7;
      7 
      8 public class Test_shr_long extends DxTestCase {
      9 
     10     /**
     11      * @title Arguments =  40000000000l, 3
     12      */
     13     public void testN1() {
     14         T_shr_long_1 t = new T_shr_long_1();
     15         assertEquals(5000000000l, t.run(40000000000l, 3));
     16     }
     17 
     18     /**
     19      * @title Arguments = 40000000000l, 1
     20      */
     21     public void testN2() {
     22         T_shr_long_1 t = new T_shr_long_1();
     23         assertEquals(20000000000l, t.run(40000000000l, 1));
     24     }
     25 
     26     /**
     27      * @title Arguments = -40000000000l, 1
     28      */
     29     public void testN3() {
     30         T_shr_long_1 t = new T_shr_long_1();
     31         assertEquals(-20000000000l, t.run(-40000000000l, 1));
     32     }
     33 
     34     /**
     35      * @title Arguments = 1 & -1
     36      */
     37     public void testN4() {
     38         T_shr_long_1 t = new T_shr_long_1();
     39         assertEquals(0l, t.run(1l, -1));
     40     }
     41 
     42     /**
     43      * @title Verify that shift distance is actually in range 0 to 64.
     44      */
     45     public void testN5() {
     46         T_shr_long_1 t = new T_shr_long_1();
     47         assertEquals(32, t.run(65l, 65));
     48     }
     49 
     50     /**
     51      * @title Types of arguments - double, int. Dalvik doens't distinguish 64-bits types internally,
     52      * so this operation of double and int makes no sense but shall not crash the VM.
     53      */
     54     public void testN6() {
     55         T_shr_long_7 t = new T_shr_long_7();
     56         try {
     57             t.run(4.67d, 1);
     58         } catch (Throwable e) {
     59         }
     60     }
     61 
     62 
     63     /**
     64      * @title Arguments = 0 & -1
     65      */
     66     public void testB1() {
     67         T_shr_long_1 t = new T_shr_long_1();
     68         assertEquals(0l, t.run(0l, -1));
     69     }
     70 
     71     /**
     72      * @title Arguments = 1 & 0
     73      */
     74     public void testB2() {
     75         T_shr_long_1 t = new T_shr_long_1();
     76         assertEquals(1l, t.run(1l, 0));
     77     }
     78 
     79     /**
     80      * @title Arguments = Long.MAX_VALUE & 1
     81      */
     82     public void testB3() {
     83         T_shr_long_1 t = new T_shr_long_1();
     84         assertEquals(0x3FFFFFFFFFFFFFFFl, t.run(Long.MAX_VALUE, 1));
     85     }
     86 
     87     /**
     88      * @title Arguments = Long.MIN_VALUE & 1
     89      */
     90     public void testB4() {
     91         T_shr_long_1 t = new T_shr_long_1();
     92         assertEquals(0xc000000000000000l, t.run(Long.MIN_VALUE, 1));
     93     }
     94 
     95 
     96     /**
     97      * @constraint A24
     98      * @title number of registers
     99      */
    100     public void testVFE1() {
    101         try {
    102             Class.forName("dot.junit.opcodes.shr_long.d.T_shr_long_2");
    103             fail("expected a verification exception");
    104         } catch (Throwable t) {
    105             DxUtil.checkVerifyException(t);
    106         }
    107     }
    108 
    109 
    110 
    111     /**
    112      * @constraint B1
    113      * @title types of arguments - long, double
    114      */
    115     public void testVFE2() {
    116         try {
    117             Class.forName("dot.junit.opcodes.shr_long.d.T_shr_long_3");
    118             fail("expected a verification exception");
    119         } catch (Throwable t) {
    120             DxUtil.checkVerifyException(t);
    121         }
    122     }
    123 
    124     /**
    125      * @constraint B1
    126      * @title types of arguments - int, int
    127      */
    128     public void testVFE3() {
    129         try {
    130             Class.forName("dot.junit.opcodes.shr_long.d.T_shr_long_4");
    131             fail("expected a verification exception");
    132         } catch (Throwable t) {
    133             DxUtil.checkVerifyException(t);
    134         }
    135     }
    136 
    137     /**
    138      * @constraint B1
    139      * @title types of arguments - float, int
    140      */
    141     public void testVFE4() {
    142         try {
    143             Class.forName("dot.junit.opcodes.shr_long.d.T_shr_long_5");
    144             fail("expected a verification exception");
    145         } catch (Throwable t) {
    146             DxUtil.checkVerifyException(t);
    147         }
    148     }
    149 
    150     /**
    151      * @constraint B1
    152      * @title types of arguments - reference, int
    153      */
    154     public void testVFE5() {
    155         try {
    156             Class.forName("dot.junit.opcodes.shr_long.d.T_shr_long_6");
    157             fail("expected a verification exception");
    158         } catch (Throwable t) {
    159             DxUtil.checkVerifyException(t);
    160         }
    161     }
    162 }
    163