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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.sparse_switch;
     18 
     19 import dot.junit.DxTestCase;
     20 import dot.junit.DxUtil;
     21 import dot.junit.opcodes.sparse_switch.d.T_sparse_switch_1;
     22 import dot.junit.opcodes.sparse_switch.d.T_sparse_switch_2
     23 ;
     24 
     25 public class Test_sparse_switch extends DxTestCase {
     26 
     27     /**
     28      * @title try different values
     29      */
     30     public void testN1() {
     31         T_sparse_switch_1 t = new T_sparse_switch_1();
     32         assertEquals(2, t.run(-1));
     33 
     34         assertEquals(-1, t.run(9));
     35         assertEquals(20, t.run(10));
     36         assertEquals(-1, t.run(11));
     37 
     38         assertEquals(-1, t.run(14));
     39         assertEquals(20, t.run(15));
     40         assertEquals(-1, t.run(16));
     41     }
     42 
     43     /**
     44      * @title Argument = Integer.MAX_VALUE
     45      */
     46     public void testB1() {
     47         T_sparse_switch_1 t = new T_sparse_switch_1();
     48         assertEquals(-1, t.run(Integer.MAX_VALUE));
     49     }
     50 
     51     /**
     52      * @title Argument = Integer.MIN_VALUE
     53      */
     54     public void testB2() {
     55         T_sparse_switch_1 t = new T_sparse_switch_1();
     56         assertEquals(-1, t.run(Integer.MIN_VALUE));
     57     }
     58 
     59     /**
     60      * @title Argument = 0
     61      */
     62     public void testB3() {
     63         T_sparse_switch_1 t = new T_sparse_switch_1();
     64         assertEquals(-1, t.run(0));
     65     }
     66 
     67     /**
     68      * @constraint A23
     69      * @title number of registers
     70      */
     71     public void testVFE1() {
     72         try {
     73             Class.forName("dot.junit.opcodes.sparse_switch.d.T_sparse_switch_3");
     74             fail("expected a verification exception");
     75         } catch (Throwable t) {
     76             DxUtil.checkVerifyException(t);
     77         }
     78     }
     79 
     80 
     81 
     82     /**
     83      * @constraint B1
     84      * @title type of argument - double
     85      */
     86     public void testVFE2() {
     87         try {
     88             Class.forName("dot.junit.opcodes.sparse_switch.d.T_sparse_switch_4");
     89             fail("expected a verification exception");
     90         } catch (Throwable t) {
     91             DxUtil.checkVerifyException(t);
     92         }
     93     }
     94 
     95     /**
     96      * @constraint B1
     97      * @title  type of argument - long
     98      */
     99     public void testVFE3() {
    100         try {
    101             Class.forName("dot.junit.opcodes.sparse_switch.d.T_sparse_switch_5");
    102             fail("expected a verification exception");
    103         } catch (Throwable t) {
    104             DxUtil.checkVerifyException(t);
    105         }
    106     }
    107 
    108     /**
    109      * @constraint B1
    110      * @title type of argument - reference
    111      */
    112     public void testVFE4() {
    113         try {
    114             Class.forName("dot.junit.opcodes.sparse_switch.d.T_sparse_switch_6");
    115             fail("expected a verification exception");
    116         } catch (Throwable t) {
    117             DxUtil.checkVerifyException(t);
    118         }
    119     }
    120 
    121     /**
    122      * @constraint A8
    123      * @title branch target shall be inside the method
    124      */
    125     public void testVFE5() {
    126         try {
    127             Class.forName("dot.junit.opcodes.sparse_switch.d.T_sparse_switch_7");
    128             fail("expected a verification exception");
    129         } catch (Throwable t) {
    130             DxUtil.checkVerifyException(t);
    131         }
    132     }
    133 
    134     /**
    135      * @constraint A8
    136      * @title branch target shall not be "inside" instruction
    137      */
    138     public void testVFE6() {
    139         try {
    140             Class.forName("dot.junit.opcodes.sparse_switch.d.T_sparse_switch_8");
    141             fail("expected a verification exception");
    142         } catch (Throwable t) {
    143             DxUtil.checkVerifyException(t);
    144         }
    145     }
    146 
    147     /**
    148      * @constraint A8
    149      * @title offset to table shall be inside method
    150      */
    151     public void testVFE7() {
    152         try {
    153             Class.forName("dot.junit.opcodes.sparse_switch.d.T_sparse_switch_9");
    154             fail("expected a verification exception");
    155         } catch (Throwable t) {
    156             DxUtil.checkVerifyException(t);
    157         }
    158     }
    159 
    160     /**
    161      * @constraint B1
    162      * @title Types of arguments - float, int. The verifier checks that ints
    163      * and floats are not used interchangeably.
    164      */
    165     public void testVFE8() {
    166         try {
    167             Class.forName("dot.junit.opcodes.sparse_switch.d.T_sparse_switch_2");
    168             fail("expected a verification exception");
    169         } catch (Throwable t) {
    170             DxUtil.checkVerifyException(t);
    171         }
    172     }
    173 
    174     /**
    175      * @constraint A8
    176      * @title pairs shall be sorted in ascending order
    177      */
    178     public void testVFE9() {
    179         try {
    180             Class.forName("dot.junit.opcodes.sparse_switch.d.T_sparse_switch_11");
    181             fail("expected a verification exception");
    182         } catch (Throwable t) {
    183             DxUtil.checkVerifyException(t);
    184         }
    185     }
    186 
    187     /**
    188      * @constraint A8
    189      * @title number of entries in jump table
    190      */
    191     public void testVFE10() {
    192         try {
    193             Class.forName("dot.junit.opcodes.sparse_switch.d.T_sparse_switch_12");
    194             fail("expected a verification exception");
    195         } catch (Throwable t) {
    196             DxUtil.checkVerifyException(t);
    197         }
    198     }
    199 
    200     /**
    201      * @constraint B22
    202      * @title sparse-switch-data pseudo-instructions must not be reachable by control flow
    203      */
    204     public void testVFE11() {
    205         try {
    206             Class.forName("dot.junit.opcodes.sparse_switch.d.T_sparse_switch_13");
    207             fail("expected a verification exception");
    208         } catch (Throwable t) {
    209             DxUtil.checkVerifyException(t);
    210         }
    211     }
    212 
    213     /**
    214      * @constraint A8
    215      * @title table has wrong ident code
    216      */
    217     public void testVFE12() {
    218         try {
    219             Class.forName("dot.junit.opcodes.sparse_switch.d.T_sparse_switch_14");
    220             fail("expected a verification exception");
    221         } catch (Throwable t) {
    222             DxUtil.checkVerifyException(t);
    223         }
    224     }
    225 }
    226