01: /* Licensed to the Apache Software Foundation (ASF) under one or more
02: * contributor license agreements. See the NOTICE file distributed with
03: * this work for additional information regarding copyright ownership.
04: * The ASF licenses this file to You under the Apache License, Version 2.0
05: * (the "License"); you may not use this file except in compliance with
06: * the License. You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
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: package org.apache.harmony.nio.tests.java.nio;
17:
18: import java.nio.FloatBuffer;
19:
20: public class WrappedFloatBufferTest extends FloatBufferTest {
21: protected void setUp() throws Exception {
22: super .setUp();
23: buf = FloatBuffer.wrap(new float[BUFFER_LENGTH]);
24: loadTestData1(buf);
25: baseBuf = buf;
26: }
27:
28: protected void tearDown() throws Exception {
29: super .tearDown();
30: baseBuf = null;
31: buf = null;
32: }
33:
34: /**
35: * @tests java.nio.CharBuffer#allocate(char[],int,int)
36: *
37: */
38: public void testWrappedFloatBuffer_IllegalArg() {
39: float array[] = new float[20];
40: try {
41: FloatBuffer.wrap(array, -1, 0);
42: fail("Should throw Exception"); //$NON-NLS-1$
43: } catch (IndexOutOfBoundsException e) {
44: // expected
45: }
46: try {
47: FloatBuffer.wrap(array, 21, 0);
48: fail("Should throw Exception"); //$NON-NLS-1$
49: } catch (IndexOutOfBoundsException e) {
50: // expected
51: }
52: try {
53: FloatBuffer.wrap(array, 0, -1);
54: fail("Should throw Exception"); //$NON-NLS-1$
55: } catch (IndexOutOfBoundsException e) {
56: // expected
57: }
58: try {
59: FloatBuffer.wrap(array, 0, 21);
60: fail("Should throw Exception"); //$NON-NLS-1$
61: } catch (IndexOutOfBoundsException e) {
62: // expected
63: }
64: try {
65: FloatBuffer.wrap(array, Integer.MAX_VALUE, 1);
66: fail("Should throw Exception"); //$NON-NLS-1$
67: } catch (IndexOutOfBoundsException e) {
68: // expected
69: }
70: try {
71: FloatBuffer.wrap(array, 1, Integer.MAX_VALUE);
72: fail("Should throw Exception"); //$NON-NLS-1$
73: } catch (IndexOutOfBoundsException e) {
74: // expected
75: }
76: try {
77: FloatBuffer.wrap((float[]) null, -1, 0);
78: fail("Should throw NPE"); //$NON-NLS-1$
79: } catch (NullPointerException e) {
80: }
81:
82: FloatBuffer buf = FloatBuffer.wrap(array, 2, 16);
83: assertEquals(buf.position(), 2);
84: assertEquals(buf.limit(), 18);
85: assertEquals(buf.capacity(), 20);
86: }
87: }
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