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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.float_to_int;
     18 
     19 import dot.junit.DxTestCase;
     20 import dot.junit.DxUtil;
     21 import dot.junit.opcodes.float_to_int.d.T_float_to_int_1;
     22 import dot.junit.opcodes.float_to_int.d.T_float_to_int_5;
     23 
     24 public class Test_float_to_int extends DxTestCase {
     25 
     26     /**
     27      * @title Argument = 2.999999f
     28      */
     29     public void testN1() {
     30         T_float_to_int_1 t = new T_float_to_int_1();
     31         assertEquals(2, t.run(2.999999f));
     32     }
     33 
     34     /**
     35      * @title Argument = 1
     36      */
     37     public void testN2() {
     38         T_float_to_int_1 t = new T_float_to_int_1();
     39         assertEquals(1, t.run(1f));
     40     }
     41 
     42     /**
     43      * @title Argument = -1
     44      */
     45     public void testN3() {
     46         T_float_to_int_1 t = new T_float_to_int_1();
     47         assertEquals(-1, t.run(-1f));
     48     }
     49 
     50     /**
     51      * @title Type of argument - int. Dalvik doens't distinguish 32-bits types internally,
     52      * so this conversion of int to int makes no sense but shall not crash the VM.
     53      */
     54 
     55     public void testN4() {
     56         T_float_to_int_5 t = new T_float_to_int_5();
     57         try {
     58             t.run(1);
     59         } catch (Throwable e) {
     60         }
     61     }
     62 
     63     /**
     64      * @title Argument = -0f
     65      */
     66     public void testB1() {
     67         T_float_to_int_1 t = new T_float_to_int_1();
     68         assertEquals(0, t.run(-0f));
     69     }
     70 
     71     /**
     72      * @title Argument = Float.MAX_VALUE
     73      */
     74     public void testB2() {
     75         T_float_to_int_1 t = new T_float_to_int_1();
     76         assertEquals(Integer.MAX_VALUE, t.run(Float.MAX_VALUE));
     77     }
     78 
     79     /**
     80      * @title Argument = Float.MIN_VALUE
     81      */
     82     public void testB3() {
     83         T_float_to_int_1 t = new T_float_to_int_1();
     84         assertEquals(0, t.run(Float.MIN_VALUE));
     85     }
     86 
     87     /**
     88      * @title Argument = NaN
     89      */
     90     public void testB4() {
     91         T_float_to_int_1 t = new T_float_to_int_1();
     92         assertEquals(0, t.run(Float.NaN));
     93     }
     94 
     95     /**
     96      * @title Argument = POSITIVE_INFINITY
     97      */
     98     public void testB5() {
     99         T_float_to_int_1 t = new T_float_to_int_1();
    100         assertEquals(Integer.MAX_VALUE, t.run(Float.POSITIVE_INFINITY));
    101     }
    102 
    103     /**
    104      * @title Argument = NEGATIVE_INFINITY
    105      */
    106     public void testB6() {
    107         T_float_to_int_1 t = new T_float_to_int_1();
    108         assertEquals(Integer.MIN_VALUE, t.run(Float.NEGATIVE_INFINITY));
    109     }
    110 
    111 
    112     /**
    113      * @constraint B1
    114      * @title type of argument - double
    115      */
    116     public void testVFE2() {
    117         try {
    118             Class.forName("dot.junit.opcodes.float_to_int.d.T_float_to_int_2");
    119             fail("expected a verification exception");
    120         } catch (Throwable t) {
    121             DxUtil.checkVerifyException(t);
    122         }
    123     }
    124 
    125     /**
    126      *
    127      * @constraint B1
    128      * @title  type of argument - long
    129      */
    130     public void testVFE3() {
    131         try {
    132             Class.forName("dot.junit.opcodes.float_to_int.d.T_float_to_int_3");
    133             fail("expected a verification exception");
    134         } catch (Throwable t) {
    135             DxUtil.checkVerifyException(t);
    136         }
    137     }
    138 
    139     /**
    140      *
    141      * @constraint B1
    142      * @title type of argument - reference
    143      */
    144     public void testVFE4() {
    145         try {
    146             Class.forName("dot.junit.opcodes.float_to_int.d.T_float_to_int_4");
    147             fail("expected a verification exception");
    148         } catch (Throwable t) {
    149             DxUtil.checkVerifyException(t);
    150         }
    151     }
    152 
    153     /**
    154      * @constraint A23
    155      * @title number of registers
    156      */
    157     public void testVFE5() {
    158         try {
    159             Class.forName("dot.junit.opcodes.float_to_int.d.T_float_to_int_6");
    160             fail("expected a verification exception");
    161         } catch (Throwable t) {
    162             DxUtil.checkVerifyException(t);
    163         }
    164     }
    165 }
    166