Author: bodewig Date: Wed Oct 26 10:56:25 2011 New Revision: 1189127 URL: http://svn.apache.org/viewvc?rev=1189127&view=rev Log: Tests for Counting(In|Out)putStream
Added: commons/proper/compress/trunk/src/test/java/org/apache/commons/compress/utils/ commons/proper/compress/trunk/src/test/java/org/apache/commons/compress/utils/CountingStreamTest.java (with props) Added: commons/proper/compress/trunk/src/test/java/org/apache/commons/compress/utils/CountingStreamTest.java URL: http://svn.apache.org/viewvc/commons/proper/compress/trunk/src/test/java/org/apache/commons/compress/utils/CountingStreamTest.java?rev=1189127&view=auto ============================================================================== --- commons/proper/compress/trunk/src/test/java/org/apache/commons/compress/utils/CountingStreamTest.java (added) +++ commons/proper/compress/trunk/src/test/java/org/apache/commons/compress/utils/CountingStreamTest.java Wed Oct 26 10:56:25 2011 @@ -0,0 +1,73 @@ +/* + * 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.commons.compress.utils; + +import java.io.ByteArrayInputStream; +import java.io.ByteArrayOutputStream; +import org.junit.Test; +import static org.junit.Assert.assertArrayEquals; +import static org.junit.Assert.assertEquals; + +public class CountingStreamTest { + + @Test + public void output() throws Exception { + // I don't like "test all at once" tests either, but the class + // is soo trivial + ByteArrayOutputStream bos = new ByteArrayOutputStream(); + CountingOutputStream o = new CountingOutputStream(bos); + o.write(1); + assertEquals(1, o.getBytesWritten()); + o.write(new byte[] { 2, 3 }); + assertEquals(3, o.getBytesWritten()); + o.write(new byte[] { 2, 3, 4, 5, }, 2, 1); + assertEquals(4, o.getBytesWritten()); + o.count(-1); + assertEquals(4, o.getBytesWritten()); + o.count(-2); + assertEquals(2, o.getBytesWritten()); + o.close(); + assertArrayEquals(new byte[] { 1, 2, 3, 4 }, bos.toByteArray()); + } + + @Test + public void input() throws Exception { + // I don't like "test all at once" tests either, but the class + // is soo trivial + ByteArrayInputStream bis = + new ByteArrayInputStream(new byte[] { 1, 2, 3, 4 }); + CountingInputStream i = new CountingInputStream(bis); + assertEquals(1, i.read()); + assertEquals(1, i.getBytesRead()); + byte[] b = new byte[2]; + i.read(b); + assertEquals(3, i.getBytesRead()); + assertArrayEquals(new byte[] { 2, 3 }, b); + b = new byte[3]; + i.read(b, 1, 1); + assertArrayEquals(new byte[] { 0, 4, 0 }, b); + assertEquals(4, i.getBytesRead()); + i.count(-1); + assertEquals(4, i.getBytesRead()); + i.count(-2); + assertEquals(2, i.getBytesRead()); + i.close(); + } + +} Propchange: commons/proper/compress/trunk/src/test/java/org/apache/commons/compress/utils/CountingStreamTest.java ------------------------------------------------------------------------------ svn:eol-style = native