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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.rem_int;
18 
19 import dot.junit.DxTestCase;
20 import dot.junit.DxUtil;
21 import dot.junit.opcodes.rem_int.d.T_rem_int_1;
22 import dot.junit.opcodes.rem_int.d.T_rem_int_6;
23 
24 public class Test_rem_int extends DxTestCase {
25 
26     /**
27      * @title Arguments = 8, 4
28      */
testN1()29     public void testN1() {
30         T_rem_int_1 t = new T_rem_int_1();
31         assertEquals(0, t.run(8, 4));
32     }
33 
34     /**
35      * @title Arguments = 1073741823, 4
36      */
testN2()37     public void testN2() {
38         T_rem_int_1 t = new T_rem_int_1();
39         assertEquals(3, t.run(1073741823, 4));
40     }
41 
42     /**
43      * @title Dividend = 0
44      */
testN3()45     public void testN3() {
46         T_rem_int_1 t = new T_rem_int_1();
47         assertEquals(0, t.run(0, 4));
48     }
49 
50     /**
51      * @title Dividend is negative
52      */
testN4()53     public void testN4() {
54         T_rem_int_1 t = new T_rem_int_1();
55         assertEquals(-1, t.run(-10, 3));
56     }
57 
58     /**
59      * @title Divisor is negative
60      */
testN5()61     public void testN5() {
62         T_rem_int_1 t = new T_rem_int_1();
63         assertEquals(1, t.run(1073741824, -3));
64     }
65 
66     /**
67      * @title Both Dividend and divisor are negative
68      */
testN6()69     public void testN6() {
70         T_rem_int_1 t = new T_rem_int_1();
71         assertEquals(-697, t.run(-17895697, -3000));
72     }
73 
74     /**
75      * @title Types of arguments - float, int. Dalvik doens't distinguish 32-bits types internally,
76      * so this operation of float and int makes no sense but shall not crash the VM.
77      */
testN7()78     public void testN7() {
79         T_rem_int_6 t = new T_rem_int_6();
80         try {
81             t.run(3.14f, 15);
82         } catch (Throwable e) {
83         }
84     }
85 
86     /**
87      * @title Arguments = Integer.MIN_VALUE, -1
88      */
testB1()89     public void testB1() {
90         T_rem_int_1 t = new T_rem_int_1();
91         assertEquals(0, t.run(Integer.MIN_VALUE, -1));
92     }
93 
94     /**
95      * @title Arguments = Integer.MIN_VALUE, 1
96      */
testB2()97     public void testB2() {
98         T_rem_int_1 t = new T_rem_int_1();
99         assertEquals(0, t.run(Integer.MIN_VALUE, 1));
100     }
101 
102     /**
103      * @title Arguments = Integer.MAX_VALUE, 1
104      */
testB3()105     public void testB3() {
106         T_rem_int_1 t = new T_rem_int_1();
107         assertEquals(0, t.run(Integer.MAX_VALUE, 1));
108     }
109 
110     /**
111      * @title Arguments = Integer.MIN_VALUE, Integer.MAX_VALUE
112      */
testB4()113     public void testB4() {
114         T_rem_int_1 t = new T_rem_int_1();
115         assertEquals(-1, t.run(Integer.MIN_VALUE, Integer.MAX_VALUE));
116     }
117 
118     /**
119      * @title Arguments = 1, Integer.MAX_VALUE
120      */
testB5()121     public void testB5() {
122         T_rem_int_1 t = new T_rem_int_1();
123         assertEquals(1, t.run(1, Integer.MAX_VALUE));
124     }
125 
126     /**
127      * @title Arguments = 1, Integer.MIN_VALUE
128      */
testB6()129     public void testB6() {
130         T_rem_int_1 t = new T_rem_int_1();
131         assertEquals(1, t.run(1, Integer.MIN_VALUE));
132     }
133 
134     /**
135      * @title Divisor is 0
136      */
testE1()137     public void testE1() {
138         T_rem_int_1 t = new T_rem_int_1();
139         try {
140             t.run(1, 0);
141             fail("expected ArithmeticException");
142         } catch (ArithmeticException ae) {
143             // expected
144         }
145     }
146 
147     /**
148      * @constraint A23
149      * @title number of registers
150      */
testVFE1()151     public void testVFE1() {
152         try {
153             Class.forName("dot.junit.opcodes.rem_int.d.T_rem_int_2");
154             fail("expected a verification exception");
155         } catch (Throwable t) {
156             DxUtil.checkVerifyException(t);
157         }
158     }
159 
160 
161 
162     /**
163      * @constraint B1
164      * @title types of arguments - int, double
165      */
testVFE2()166     public void testVFE2() {
167         try {
168             Class.forName("dot.junit.opcodes.rem_int.d.T_rem_int_3");
169             fail("expected a verification exception");
170         } catch (Throwable t) {
171             DxUtil.checkVerifyException(t);
172         }
173     }
174 
175     /**
176      * @constraint B1
177      * @title types of arguments - long, int
178      */
testVFE3()179     public void testVFE3() {
180         try {
181             Class.forName("dot.junit.opcodes.rem_int.d.T_rem_int_4");
182             fail("expected a verification exception");
183         } catch (Throwable t) {
184             DxUtil.checkVerifyException(t);
185         }
186     }
187 
188     /**
189      * @constraint B1
190      * @title types of arguments - reference, int
191      */
testVFE4()192     public void testVFE4() {
193         try {
194             Class.forName("dot.junit.opcodes.rem_int.d.T_rem_int_5");
195             fail("expected a verification exception");
196         } catch (Throwable t) {
197             DxUtil.checkVerifyException(t);
198         }
199     }
200 
201 }
202