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DependencyCheck/xref-test/org/owasp/dependencycheck/utils/ChecksumTest.html
Jeremy Long 615f6e3750 documentation version 1.4.5
2017-01-22 17:22:46 -05:00

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<div id="overview"><a href="../../../../../testapidocs/org/owasp/dependencycheck/utils/ChecksumTest.html">View Javadoc</a></div><pre>
<a class="jxr_linenumber" name="L1" href="#L1">1</a> <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="L2" href="#L2">2</a> <em class="jxr_comment"> * This file is part of dependency-check-core.</em>
<a class="jxr_linenumber" name="L3" href="#L3">3</a> <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="L4" href="#L4">4</a> <em class="jxr_comment"> * Licensed under the Apache License, Version 2.0 (the "License");</em>
<a class="jxr_linenumber" name="L5" href="#L5">5</a> <em class="jxr_comment"> * you may not use this file except in compliance with the License.</em>
<a class="jxr_linenumber" name="L6" href="#L6">6</a> <em class="jxr_comment"> * You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="L7" href="#L7">7</a> <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="L8" href="#L8">8</a> <em class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2." target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.</a>0</em>
<a class="jxr_linenumber" name="L9" href="#L9">9</a> <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="L10" href="#L10">10</a> <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em>
<a class="jxr_linenumber" name="L11" href="#L11">11</a> <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em>
<a class="jxr_linenumber" name="L12" href="#L12">12</a> <em class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
<a class="jxr_linenumber" name="L13" href="#L13">13</a> <em class="jxr_comment"> * See the License for the specific language governing permissions and</em>
<a class="jxr_linenumber" name="L14" href="#L14">14</a> <em class="jxr_comment"> * limitations under the License.</em>
<a class="jxr_linenumber" name="L15" href="#L15">15</a> <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="L16" href="#L16">16</a> <em class="jxr_comment"> * Copyright (c) 2012 Jeremy Long. All Rights Reserved.</em>
<a class="jxr_linenumber" name="L17" href="#L17">17</a> <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="L18" href="#L18">18</a> <strong class="jxr_keyword">package</strong> org.owasp.dependencycheck.utils;
<a class="jxr_linenumber" name="L19" href="#L19">19</a>
<a class="jxr_linenumber" name="L20" href="#L20">20</a> <strong class="jxr_keyword">import</strong> java.io.File;
<a class="jxr_linenumber" name="L21" href="#L21">21</a> <strong class="jxr_keyword">import</strong> java.io.IOException;
<a class="jxr_linenumber" name="L22" href="#L22">22</a> <strong class="jxr_keyword">import</strong> java.security.NoSuchAlgorithmException;
<a class="jxr_linenumber" name="L23" href="#L23">23</a>
<a class="jxr_linenumber" name="L24" href="#L24">24</a> <strong class="jxr_keyword">import</strong> org.junit.Assert;
<a class="jxr_linenumber" name="L25" href="#L25">25</a> <strong class="jxr_keyword">import</strong> org.junit.Rule;
<a class="jxr_linenumber" name="L26" href="#L26">26</a> <strong class="jxr_keyword">import</strong> org.junit.Test;
<a class="jxr_linenumber" name="L27" href="#L27">27</a> <strong class="jxr_keyword">import</strong> org.junit.rules.ExpectedException;
<a class="jxr_linenumber" name="L28" href="#L28">28</a> <strong class="jxr_keyword">import</strong> org.owasp.dependencycheck.utils.Checksum;
<a class="jxr_linenumber" name="L29" href="#L29">29</a>
<a class="jxr_linenumber" name="L30" href="#L30">30</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L31" href="#L31">31</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L32" href="#L32">32</a> <em class="jxr_javadoccomment"> * @author Jeremy Long</em>
<a class="jxr_linenumber" name="L33" href="#L33">33</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L34" href="#L34">34</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/owasp/dependencycheck/utils/ChecksumTest.html">ChecksumTest</a> {
<a class="jxr_linenumber" name="L35" href="#L35">35</a>
<a class="jxr_linenumber" name="L36" href="#L36">36</a> @Rule
<a class="jxr_linenumber" name="L37" href="#L37">37</a> <strong class="jxr_keyword">public</strong> ExpectedException expectedException = ExpectedException.none();
<a class="jxr_linenumber" name="L38" href="#L38">38</a>
<a class="jxr_linenumber" name="L39" href="#L39">39</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L40" href="#L40">40</a> <em class="jxr_javadoccomment"> * Test of getChecksum method, of class Checksum.</em>
<a class="jxr_linenumber" name="L41" href="#L41">41</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L42" href="#L42">42</a> <em class="jxr_javadoccomment"> * @throws Exception thrown when an exception occurs.</em>
<a class="jxr_linenumber" name="L43" href="#L43">43</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L44" href="#L44">44</a> @Test
<a class="jxr_linenumber" name="L45" href="#L45">45</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testGetChecksum() <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="L46" href="#L46">46</a> String algorithm = <span class="jxr_string">"MD5"</span>;
<a class="jxr_linenumber" name="L47" href="#L47">47</a> File file = <strong class="jxr_keyword">new</strong> File(<strong class="jxr_keyword">this</strong>.getClass().getClassLoader().getResource(<span class="jxr_string">"checkSumTest.file"</span>).toURI().getPath());
<a class="jxr_linenumber" name="L48" href="#L48">48</a> byte[] expResult = {-16, -111, 92, 95, 70, -72, -49, -94, -125, -27, -83, 103, -96, -101, 55, -109};
<a class="jxr_linenumber" name="L49" href="#L49">49</a> byte[] result = Checksum.getChecksum(algorithm, file);
<a class="jxr_linenumber" name="L50" href="#L50">50</a> <strong class="jxr_keyword">boolean</strong> arraysAreEqual = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="L51" href="#L51">51</a> <strong class="jxr_keyword">if</strong> (expResult.length == result.length) {
<a class="jxr_linenumber" name="L52" href="#L52">52</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; arraysAreEqual &amp;&amp; i &lt; result.length; i++) {
<a class="jxr_linenumber" name="L53" href="#L53">53</a> arraysAreEqual = result[i] == expResult[i];
<a class="jxr_linenumber" name="L54" href="#L54">54</a> }
<a class="jxr_linenumber" name="L55" href="#L55">55</a> } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="L56" href="#L56">56</a> Assert.fail(<span class="jxr_string">"Checksum results do not match expected results."</span>);
<a class="jxr_linenumber" name="L57" href="#L57">57</a> }
<a class="jxr_linenumber" name="L58" href="#L58">58</a> Assert.assertTrue(arraysAreEqual);
<a class="jxr_linenumber" name="L59" href="#L59">59</a> }
<a class="jxr_linenumber" name="L60" href="#L60">60</a>
<a class="jxr_linenumber" name="L61" href="#L61">61</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L62" href="#L62">62</a> <em class="jxr_javadoccomment"> * Test of getChecksum method, of class Checksum. This checks that an exception is thrown when an invalid path is specified.</em>
<a class="jxr_linenumber" name="L63" href="#L63">63</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L64" href="#L64">64</a> <em class="jxr_javadoccomment"> * @throws Exception is thrown when an exception occurs.</em>
<a class="jxr_linenumber" name="L65" href="#L65">65</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L66" href="#L66">66</a> @Test
<a class="jxr_linenumber" name="L67" href="#L67">67</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testGetChecksum_FileNotFound() <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="L68" href="#L68">68</a> String algorithm = <span class="jxr_string">"MD5"</span>;
<a class="jxr_linenumber" name="L69" href="#L69">69</a> File file = <strong class="jxr_keyword">new</strong> File(<span class="jxr_string">"not a valid file"</span>);
<a class="jxr_linenumber" name="L70" href="#L70">70</a>
<a class="jxr_linenumber" name="L71" href="#L71">71</a> expectedException.expect(IOException.<strong class="jxr_keyword">class</strong>);
<a class="jxr_linenumber" name="L72" href="#L72">72</a> Checksum.getChecksum(algorithm, file);
<a class="jxr_linenumber" name="L73" href="#L73">73</a> }
<a class="jxr_linenumber" name="L74" href="#L74">74</a>
<a class="jxr_linenumber" name="L75" href="#L75">75</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L76" href="#L76">76</a> <em class="jxr_javadoccomment"> * Test of getChecksum method, of class Checksum. This checks that an exception is thrown when an invalid algorithm is</em>
<a class="jxr_linenumber" name="L77" href="#L77">77</a> <em class="jxr_javadoccomment"> * specified.</em>
<a class="jxr_linenumber" name="L78" href="#L78">78</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L79" href="#L79">79</a> <em class="jxr_javadoccomment"> * @throws Exception is thrown when an exception occurs.</em>
<a class="jxr_linenumber" name="L80" href="#L80">80</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L81" href="#L81">81</a> @Test
<a class="jxr_linenumber" name="L82" href="#L82">82</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testGetChecksum_NoSuchAlgorithm() <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="L83" href="#L83">83</a> String algorithm = <span class="jxr_string">"some unknown algorithm"</span>;
<a class="jxr_linenumber" name="L84" href="#L84">84</a> File file = <strong class="jxr_keyword">new</strong> File(<strong class="jxr_keyword">this</strong>.getClass().getClassLoader().getResource(<span class="jxr_string">"checkSumTest.file"</span>).getPath());
<a class="jxr_linenumber" name="L85" href="#L85">85</a>
<a class="jxr_linenumber" name="L86" href="#L86">86</a> expectedException.expect(NoSuchAlgorithmException.<strong class="jxr_keyword">class</strong>);
<a class="jxr_linenumber" name="L87" href="#L87">87</a> Checksum.getChecksum(algorithm, file);
<a class="jxr_linenumber" name="L88" href="#L88">88</a> }
<a class="jxr_linenumber" name="L89" href="#L89">89</a>
<a class="jxr_linenumber" name="L90" href="#L90">90</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L91" href="#L91">91</a> <em class="jxr_javadoccomment"> * Test of getMD5Checksum method, of class Checksum.</em>
<a class="jxr_linenumber" name="L92" href="#L92">92</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L93" href="#L93">93</a> <em class="jxr_javadoccomment"> * @throws Exception is thrown when an exception occurs.</em>
<a class="jxr_linenumber" name="L94" href="#L94">94</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L95" href="#L95">95</a> @Test
<a class="jxr_linenumber" name="L96" href="#L96">96</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testGetMD5Checksum() <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="L97" href="#L97">97</a> File file = <strong class="jxr_keyword">new</strong> File(<strong class="jxr_keyword">this</strong>.getClass().getClassLoader().getResource(<span class="jxr_string">"checkSumTest.file"</span>).toURI().getPath());
<a class="jxr_linenumber" name="L98" href="#L98">98</a> <em class="jxr_comment">//String expResult = "F0915C5F46B8CFA283E5AD67A09B3793";</em>
<a class="jxr_linenumber" name="L99" href="#L99">99</a> String expResult = <span class="jxr_string">"f0915c5f46b8cfa283e5ad67a09b3793"</span>;
<a class="jxr_linenumber" name="L100" href="#L100">100</a> String result = Checksum.getMD5Checksum(file);
<a class="jxr_linenumber" name="L101" href="#L101">101</a> Assert.assertEquals(expResult, result);
<a class="jxr_linenumber" name="L102" href="#L102">102</a> }
<a class="jxr_linenumber" name="L103" href="#L103">103</a>
<a class="jxr_linenumber" name="L104" href="#L104">104</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L105" href="#L105">105</a> <em class="jxr_javadoccomment"> * Test of getSHA1Checksum method, of class Checksum.</em>
<a class="jxr_linenumber" name="L106" href="#L106">106</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L107" href="#L107">107</a> <em class="jxr_javadoccomment"> * @throws Exception is thrown when an exception occurs.</em>
<a class="jxr_linenumber" name="L108" href="#L108">108</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L109" href="#L109">109</a> @Test
<a class="jxr_linenumber" name="L110" href="#L110">110</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testGetSHA1Checksum() <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="L111" href="#L111">111</a> File file = <strong class="jxr_keyword">new</strong> File(<strong class="jxr_keyword">this</strong>.getClass().getClassLoader().getResource(<span class="jxr_string">"checkSumTest.file"</span>).toURI().getPath());
<a class="jxr_linenumber" name="L112" href="#L112">112</a> <em class="jxr_comment">//String expResult = "B8A9FF28B21BCB1D0B50E24A5243D8B51766851A";</em>
<a class="jxr_linenumber" name="L113" href="#L113">113</a> String expResult = <span class="jxr_string">"b8a9ff28b21bcb1d0b50e24a5243d8b51766851a"</span>;
<a class="jxr_linenumber" name="L114" href="#L114">114</a> String result = Checksum.getSHA1Checksum(file);
<a class="jxr_linenumber" name="L115" href="#L115">115</a> Assert.assertEquals(expResult, result);
<a class="jxr_linenumber" name="L116" href="#L116">116</a> }
<a class="jxr_linenumber" name="L117" href="#L117">117</a>
<a class="jxr_linenumber" name="L118" href="#L118">118</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L119" href="#L119">119</a> <em class="jxr_javadoccomment"> * Test of getHex method, of class Checksum.</em>
<a class="jxr_linenumber" name="L120" href="#L120">120</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L121" href="#L121">121</a> @Test
<a class="jxr_linenumber" name="L122" href="#L122">122</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testGetHex() {
<a class="jxr_linenumber" name="L123" href="#L123">123</a> byte[] raw = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16};
<a class="jxr_linenumber" name="L124" href="#L124">124</a> <em class="jxr_comment">//String expResult = "000102030405060708090A0B0C0D0E0F10";</em>
<a class="jxr_linenumber" name="L125" href="#L125">125</a> String expResult = <span class="jxr_string">"000102030405060708090a0b0c0d0e0f10"</span>;
<a class="jxr_linenumber" name="L126" href="#L126">126</a> String result = Checksum.getHex(raw);
<a class="jxr_linenumber" name="L127" href="#L127">127</a> Assert.assertEquals(expResult, result);
<a class="jxr_linenumber" name="L128" href="#L128">128</a> }
<a class="jxr_linenumber" name="L129" href="#L129">129</a> }
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