ReadOnlyIntBufferTest.java revision e5fea3d504609d22337a5311d3ce0e72314bceee
1dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes/* Licensed to the Apache Software Foundation (ASF) under one or more 2dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes * contributor license agreements. See the NOTICE file distributed with 3dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes * this work for additional information regarding copyright ownership. 4dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes * The ASF licenses this file to You under the Apache License, Version 2.0 5dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes * (the "License"); you may not use this file except in compliance with 6dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes * the License. You may obtain a copy of the License at 7dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes * 8dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes * http://www.apache.org/licenses/LICENSE-2.0 9dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes * 10dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes * Unless required by applicable law or agreed to in writing, software 11dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes * distributed under the License is distributed on an "AS IS" BASIS, 12dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes * See the License for the specific language governing permissions and 14dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes * limitations under the License. 15dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes */ 16e5fea3d504609d22337a5311d3ce0e72314bceeeNarayan Kamathpackage org.apache.harmony.tests.java.nio; 17dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes 18dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughesimport java.nio.IntBuffer; 19dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughesimport java.nio.ReadOnlyBufferException; 20dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes 21dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughespublic class ReadOnlyIntBufferTest extends IntBufferTest { 22dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes protected void setUp() throws Exception { 23dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes super.setUp(); 24dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes buf = buf.asReadOnlyBuffer(); 25dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes baseBuf = buf; 26dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 27dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes 28dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes protected void tearDown() throws Exception { 29dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes super.tearDown(); 30dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 31dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes 32dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes public void testIsReadOnly() { 33dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes assertTrue(buf.isReadOnly()); 34dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 35dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes 36dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes public void testHasArray() { 37dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes assertFalse(buf.hasArray()); 38dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 39dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes 40dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes public void testArray() { 41dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes try { 42dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes buf.array(); 43dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes fail("Should throw ReadOnlyBufferException"); //$NON-NLS-1$ 44dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } catch (ReadOnlyBufferException e) { 45dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes //expected 46dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 47dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 48dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes 49dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes public void testHashCode() { 50dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes IntBuffer duplicate = buf.duplicate(); 51dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes assertEquals(buf.hashCode(), duplicate.hashCode()); 52dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 53dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes 54dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes public void testArrayOffset() { 55dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes try { 56dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes buf.arrayOffset(); 57dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes fail("Should throw Exception"); //$NON-NLS-1$ 58dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } catch (UnsupportedOperationException e) { 59dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes //expected 60dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 61dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 62dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes 63dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes public void testCompact() { 64dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes try { 65dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes buf.compact(); 66dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes fail("Should throw Exception"); //$NON-NLS-1$ 67dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } catch (ReadOnlyBufferException e) { 68dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes // expected 69dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 70dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 71dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes 72dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes public void testPutint() { 73dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes try { 74dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes buf.put(0); 75dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes fail("Should throw Exception"); //$NON-NLS-1$ 76dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } catch (ReadOnlyBufferException e) { 77dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes // expected 78dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 79dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 80dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes 81dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes public void testPutintArray() { 82dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes int array[] = new int[1]; 83dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes try { 84dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes buf.put(array); 85dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes fail("Should throw Exception"); //$NON-NLS-1$ 86dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } catch (ReadOnlyBufferException e) { 87dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes // expected 88dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 89dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes try { 90dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes buf.put((int[]) null); 91dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes fail("Should throw Exception"); //$NON-NLS-1$ 92dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } catch (NullPointerException e) { 93dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes // expected 94dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 95dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 96dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes 97dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes public void testPutintArrayintint() { 98dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes int array[] = new int[1]; 99dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes try { 100dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes buf.put(array, 0, array.length); 101dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes fail("Should throw ReadOnlyBufferException"); //$NON-NLS-1$ 102dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } catch (ReadOnlyBufferException e) { 103dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes // expected 104dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 105dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes try { 106dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes buf.put((int[]) null, -1, 1); 107dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes fail("Should throw ReadOnlyBufferException"); //$NON-NLS-1$ 108dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } catch (ReadOnlyBufferException e) { 109dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes // expected 110dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 111dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes try { 112dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes buf.put(new int[buf.capacity() + 1], 0, buf.capacity() + 1); 113dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes fail("Should throw ReadOnlyBufferException"); //$NON-NLS-1$ 114dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } catch (ReadOnlyBufferException e) { 115dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes // expected 116dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 117dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes try { 118dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes buf.put(array, -1, array.length); 119dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes fail("Should throw ReadOnlyBufferException"); //$NON-NLS-1$ 120dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } catch (ReadOnlyBufferException e) { 121dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes // expected 122dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 123dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 124dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes 125dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes public void testPutIntBuffer() { 126dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes IntBuffer other = IntBuffer.allocate(1); 127dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes try { 128dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes buf.put(other); 129dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes fail("Should throw ReadOnlyBufferException"); //$NON-NLS-1$ 130dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } catch (ReadOnlyBufferException e) { 131dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes // expected 132dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 133dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes try { 134dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes buf.put((IntBuffer) null); 135dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes fail("Should throw ReadOnlyBufferException"); //$NON-NLS-1$ 136dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } catch (ReadOnlyBufferException e) { 137dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes // expected 138dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 139dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes try { 140dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes buf.put(buf); 141dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes fail("Should throw ReadOnlyBufferException"); //$NON-NLS-1$ 142dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } catch (ReadOnlyBufferException e) { 143dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes // expected 144dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 145dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 146dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes 147dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes public void testPutintint() { 148dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes try { 149dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes buf.put(0, (int) 0); 150dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes fail("Should throw ReadOnlyBufferException"); //$NON-NLS-1$ 151dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } catch (ReadOnlyBufferException e) { 152dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes // expected 153dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 154dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes try { 155dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes buf.put(-1, (int) 0); 156dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes fail("Should throw ReadOnlyBufferException"); //$NON-NLS-1$ 157dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } catch (ReadOnlyBufferException e) { 158dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes // expected 159dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 160dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes } 161dce2b2fa9d6b26414a8d5a55918e4d7ca2ab1baaElliott Hughes} 162