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| <pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> *<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> */<a name="line.17"></a> |
| <span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.util;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import org.apache.hadoop.hbase.testclassification.MiscTests;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import org.junit.Assert;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import org.junit.ClassRule;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import org.junit.Test;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import org.junit.experimental.categories.Category;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span><a name="line.27"></a> |
| <span class="sourceLineNo">028</span>@Category({MiscTests.class, SmallTests.class})<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>public class TestSimpleMutableByteRange {<a name="line.29"></a> |
| <span class="sourceLineNo">030</span><a name="line.30"></a> |
| <span class="sourceLineNo">031</span> @ClassRule<a name="line.31"></a> |
| <span class="sourceLineNo">032</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.32"></a> |
| <span class="sourceLineNo">033</span> HBaseClassTestRule.forClass(TestSimpleMutableByteRange.class);<a name="line.33"></a> |
| <span class="sourceLineNo">034</span><a name="line.34"></a> |
| <span class="sourceLineNo">035</span> @Test<a name="line.35"></a> |
| <span class="sourceLineNo">036</span> public void testEmpty(){<a name="line.36"></a> |
| <span class="sourceLineNo">037</span> Assert.assertTrue(SimpleMutableByteRange.isEmpty(null));<a name="line.37"></a> |
| <span class="sourceLineNo">038</span> ByteRange r = new SimpleMutableByteRange();<a name="line.38"></a> |
| <span class="sourceLineNo">039</span> Assert.assertTrue(SimpleMutableByteRange.isEmpty(r));<a name="line.39"></a> |
| <span class="sourceLineNo">040</span> Assert.assertTrue(r.isEmpty());<a name="line.40"></a> |
| <span class="sourceLineNo">041</span> r.set(new byte[0]);<a name="line.41"></a> |
| <span class="sourceLineNo">042</span> Assert.assertEquals(0, r.getBytes().length);<a name="line.42"></a> |
| <span class="sourceLineNo">043</span> Assert.assertEquals(0, r.getOffset());<a name="line.43"></a> |
| <span class="sourceLineNo">044</span> Assert.assertEquals(0, r.getLength());<a name="line.44"></a> |
| <span class="sourceLineNo">045</span> Assert.assertTrue(Bytes.equals(new byte[0], r.deepCopyToNewArray()));<a name="line.45"></a> |
| <span class="sourceLineNo">046</span> Assert.assertEquals(0, r.compareTo(new SimpleMutableByteRange(new byte[0], 0, 0)));<a name="line.46"></a> |
| <span class="sourceLineNo">047</span> Assert.assertEquals(0, r.hashCode());<a name="line.47"></a> |
| <span class="sourceLineNo">048</span> }<a name="line.48"></a> |
| <span class="sourceLineNo">049</span><a name="line.49"></a> |
| <span class="sourceLineNo">050</span> @Test<a name="line.50"></a> |
| <span class="sourceLineNo">051</span> public void testBasics() {<a name="line.51"></a> |
| <span class="sourceLineNo">052</span> ByteRange r = new SimpleMutableByteRange(new byte[] { 1, 3, 2 });<a name="line.52"></a> |
| <span class="sourceLineNo">053</span> Assert.assertFalse(SimpleMutableByteRange.isEmpty(r));<a name="line.53"></a> |
| <span class="sourceLineNo">054</span> Assert.assertNotNull(r.getBytes());//should be empty byte[], but could change this behavior<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> Assert.assertEquals(3, r.getBytes().length);<a name="line.55"></a> |
| <span class="sourceLineNo">056</span> Assert.assertEquals(0, r.getOffset());<a name="line.56"></a> |
| <span class="sourceLineNo">057</span> Assert.assertEquals(3, r.getLength());<a name="line.57"></a> |
| <span class="sourceLineNo">058</span><a name="line.58"></a> |
| <span class="sourceLineNo">059</span> //cloning (deep copying)<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> Assert.assertTrue(Bytes.equals(new byte[]{1, 3, 2}, r.deepCopyToNewArray()));<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> Assert.assertNotSame(r.getBytes(), r.deepCopyToNewArray());<a name="line.61"></a> |
| <span class="sourceLineNo">062</span><a name="line.62"></a> |
| <span class="sourceLineNo">063</span> //hash code<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> Assert.assertTrue(r.hashCode() > 0);<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> Assert.assertEquals(r.hashCode(), r.deepCopy().hashCode());<a name="line.65"></a> |
| <span class="sourceLineNo">066</span><a name="line.66"></a> |
| <span class="sourceLineNo">067</span> //copying to arrays<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> byte[] destination = new byte[]{-59};//junk<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> r.deepCopySubRangeTo(2, 1, destination, 0);<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> Assert.assertTrue(Bytes.equals(new byte[]{2}, destination));<a name="line.70"></a> |
| <span class="sourceLineNo">071</span><a name="line.71"></a> |
| <span class="sourceLineNo">072</span> //set length<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> r.setLength(1);<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> Assert.assertTrue(Bytes.equals(new byte[]{1}, r.deepCopyToNewArray()));<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> r.setLength(2);//verify we retained the 2nd byte, but dangerous in real code<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> Assert.assertTrue(Bytes.equals(new byte[]{1, 3}, r.deepCopyToNewArray()));<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> }<a name="line.77"></a> |
| <span class="sourceLineNo">078</span><a name="line.78"></a> |
| <span class="sourceLineNo">079</span> @Test<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> public void testPutandGetPrimitiveTypes() throws Exception {<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> ByteRange r = new SimpleMutableByteRange(100);<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> int offset = 0;<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> int i1 = 18, i2 = 2;<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> short s1 = 0;<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> long l1 = 1234L, l2 = 0;<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> r.putInt(offset, i1);<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> offset += Bytes.SIZEOF_INT;<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> r.putInt(offset, i2);<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> offset += Bytes.SIZEOF_INT;<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> r.putShort(offset, s1);<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> offset += Bytes.SIZEOF_SHORT;<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> r.putLong(offset, l1);<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> offset += Bytes.SIZEOF_LONG;<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> int len = r.putVLong(offset, l1);<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> offset += len;<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> len = r.putVLong(offset, l2);<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> offset += len;<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> len = r.putVLong(offset, Long.MAX_VALUE);<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> offset += len;<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> len = r.putVLong(offset, Long.MIN_VALUE);<a name="line.100"></a> |
| <span class="sourceLineNo">101</span><a name="line.101"></a> |
| <span class="sourceLineNo">102</span> offset = 0;<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> Assert.assertEquals(i1, r.getInt(offset));<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> offset += Bytes.SIZEOF_INT;<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> Assert.assertEquals(i2, r.getInt(offset));<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> offset += Bytes.SIZEOF_INT;<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> Assert.assertEquals(s1, r.getShort(offset));<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> offset += Bytes.SIZEOF_SHORT;<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> Assert.assertEquals(l1, r.getLong(offset));<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> offset += Bytes.SIZEOF_LONG;<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> Assert.assertEquals(l1, r.getVLong(offset));<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> offset += SimpleByteRange.getVLongSize(l1);<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> Assert.assertEquals(l2, r.getVLong(offset));<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> offset += SimpleByteRange.getVLongSize(l2);<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> Assert.assertEquals(Long.MAX_VALUE, r.getVLong(offset));<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> offset += SimpleByteRange.getVLongSize(Long.MAX_VALUE);<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> Assert.assertEquals(Long.MIN_VALUE, r.getVLong(offset));<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> }<a name="line.118"></a> |
| <span class="sourceLineNo">119</span>}<a name="line.119"></a> |
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