summaryrefslogtreecommitdiffstats
path: root/harmony-tests/src/test/java/org/apache/harmony/nio/tests/java/nio/WrappedIntBufferTest.java
blob: 383e964cc7523925732b650f09bdea590bdd8b1b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
/* Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.harmony.nio.tests.java.nio;

import java.nio.IntBuffer;

public class WrappedIntBufferTest extends IntBufferTest {
    protected void setUp() throws Exception {
        super.setUp();
        buf = IntBuffer.wrap(new int[BUFFER_LENGTH]);
        loadTestData1(buf);
        baseBuf = buf;
    }

    protected void tearDown() throws Exception {
        super.tearDown();
        baseBuf = null;
        buf = null;
    }

    /**
     * @tests java.nio.CharBuffer#allocate(char[],int,int)
     * 
     */
    public void testWrappedIntBuffer_IllegalArg() {
        int array[] = new int[20];
        try {
            IntBuffer.wrap(array, -1, 0);
            fail("Should throw Exception"); //$NON-NLS-1$
        } catch (IndexOutOfBoundsException e) {
            // expected
        }
        try {
            IntBuffer.wrap(array, 21, 0);
            fail("Should throw Exception"); //$NON-NLS-1$
        } catch (IndexOutOfBoundsException e) {
            // expected
        }
        try {
            IntBuffer.wrap(array, 0, -1);
            fail("Should throw Exception"); //$NON-NLS-1$
        } catch (IndexOutOfBoundsException e) {
            // expected
        }
        try {
            IntBuffer.wrap(array, 0, 21);
            fail("Should throw Exception"); //$NON-NLS-1$
        } catch (IndexOutOfBoundsException e) {
            // expected
        }
        try {
            IntBuffer.wrap(array, Integer.MAX_VALUE, 1);
            fail("Should throw Exception"); //$NON-NLS-1$
        } catch (IndexOutOfBoundsException e) {
            // expected
        }
        try {
            IntBuffer.wrap(array, 1, Integer.MAX_VALUE);
            fail("Should throw Exception"); //$NON-NLS-1$
        } catch (IndexOutOfBoundsException e) {
            // expected
        }
        try {
            IntBuffer.wrap((int[])null, -1, 0);
            fail("Should throw NPE"); //$NON-NLS-1$
        } catch (NullPointerException e) {
        }

        IntBuffer buf = IntBuffer.wrap(array, 2, 16);
        assertEquals(buf.position(), 2);
        assertEquals(buf.limit(), 18);
        assertEquals(buf.capacity(), 20);
    }
}