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package com.jeantessier.metrics; |
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|
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import java.io.*; |
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import java.util.*; |
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import javax.xml.parsers.*; |
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import javax.xml.xpath.*; |
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|
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import org.apache.oro.text.perl.*; |
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import org.xml.sax.*; |
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import org.jmock.integration.junit3.*; |
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import org.jmock.*; |
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import org.w3c.dom.*; |
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|
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import com.jeantessier.classreader.*; |
47 | |
|
48 | 9 | public class TestXMLPrinter extends MockObjectTestCase { |
49 | |
private static final String TEST_CLASS = "test"; |
50 | 1 | private static final String TEST_FILENAME = "classes" + File.separator + "test.class"; |
51 | 1 | private static final String CONFIGURATION_FILENAME = "etc" + File.separator + "MetricsConfig.xml"; |
52 | |
|
53 | |
private static final String SPECIFIC_ENCODING = "iso-latin-1"; |
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private static final String SPECIFIC_DTD_PREFIX = "./etc"; |
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|
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private StringWriter buffer; |
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private MetricsConfiguration configuration; |
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private XMLReader reader; |
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private ErrorHandler errorHandler; |
60 | |
|
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private Perl5Util perl; |
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|
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protected void setUp() throws Exception { |
64 | 5 | buffer = new StringWriter(); |
65 | 5 | configuration = new MetricsConfigurationLoader().load(CONFIGURATION_FILENAME); |
66 | |
|
67 | 5 | boolean validate = Boolean.getBoolean("DEPENDENCYFINDER_TESTS_VALIDATE"); |
68 | |
|
69 | 5 | reader = SAXParserFactory.newInstance().newSAXParser().getXMLReader(); |
70 | 5 | reader.setFeature("http://xml.org/sax/features/validation", validate); |
71 | 5 | reader.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", validate); |
72 | |
|
73 | 5 | errorHandler = mock(ErrorHandler.class); |
74 | 5 | reader.setErrorHandler(errorHandler); |
75 | |
|
76 | 5 | perl = new Perl5Util(); |
77 | 5 | } |
78 | |
|
79 | |
public void testDefaultDTDPrefix() throws Exception { |
80 | 1 | checking(new Expectations() {{ |
81 | 1 | one (errorHandler).fatalError(with(any(SAXParseException.class))); |
82 | 1 | }}); |
83 | |
|
84 | 1 | XMLPrinter printer = new XMLPrinter(new PrintWriter(buffer), configuration); |
85 | |
|
86 | 1 | String xmlDocument = buffer.toString(); |
87 | 1 | assertTrue(xmlDocument + "Missing DTD", perl.match("/DOCTYPE \\S+ SYSTEM \"(.*)\"/", xmlDocument)); |
88 | 1 | assertTrue("DTD \"" + perl.group(1) + "\" does not have prefix \"" + XMLPrinter.DEFAULT_DTD_PREFIX + "\"", perl.group(1).startsWith(XMLPrinter.DEFAULT_DTD_PREFIX)); |
89 | |
|
90 | |
try { |
91 | 1 | reader.parse(new InputSource(new StringReader(xmlDocument))); |
92 | 0 | fail("Parsed non-existant document\n" + xmlDocument); |
93 | 1 | } catch (SAXException ex) { |
94 | |
|
95 | 0 | } |
96 | 1 | } |
97 | |
|
98 | |
public void testSpecificDTDPrefix() throws Exception { |
99 | 1 | checking(new Expectations() {{ |
100 | 1 | one (errorHandler).fatalError(with(any(SAXParseException.class))); |
101 | 1 | }}); |
102 | |
|
103 | 1 | XMLPrinter printer = new XMLPrinter(new PrintWriter(buffer), configuration, XMLPrinter.DEFAULT_ENCODING, SPECIFIC_DTD_PREFIX); |
104 | |
|
105 | 1 | String xmlDocument = buffer.toString(); |
106 | 1 | assertTrue(xmlDocument + "Missing DTD", perl.match("/DOCTYPE \\S+ SYSTEM \"(.*)\"/", xmlDocument)); |
107 | 1 | assertTrue("DTD \"" + perl.group(1) + "\" does not have prefix \"./etc\"", perl.group(1).startsWith(SPECIFIC_DTD_PREFIX)); |
108 | |
|
109 | |
try { |
110 | 1 | reader.parse(new InputSource(new StringReader(xmlDocument))); |
111 | 0 | fail("Parsed non-existant document\n" + xmlDocument); |
112 | 1 | } catch (SAXException ex) { |
113 | |
|
114 | 0 | } |
115 | 1 | } |
116 | |
|
117 | |
public void testDefaultEncoding() throws Exception { |
118 | 1 | checking(new Expectations() {{ |
119 | 1 | one (errorHandler).fatalError(with(any(SAXParseException.class))); |
120 | 1 | }}); |
121 | |
|
122 | 1 | XMLPrinter printer = new XMLPrinter(new PrintWriter(buffer), configuration); |
123 | |
|
124 | 1 | String xmlDocument = buffer.toString(); |
125 | 1 | assertTrue(xmlDocument + "Missing encoding", perl.match("/encoding=\"([^\"]*)\"/", xmlDocument)); |
126 | 1 | assertEquals("Encoding", XMLPrinter.DEFAULT_ENCODING, perl.group(1)); |
127 | |
|
128 | |
try { |
129 | 1 | reader.parse(new InputSource(new StringReader(xmlDocument))); |
130 | 0 | fail("Parsed non-existant document\n" + xmlDocument); |
131 | 1 | } catch (SAXException ex) { |
132 | |
|
133 | 0 | } |
134 | 1 | } |
135 | |
|
136 | |
public void testSpecificEncoding() throws Exception { |
137 | 1 | checking(new Expectations() {{ |
138 | 1 | one (errorHandler).fatalError(with(any(SAXParseException.class))); |
139 | 1 | }}); |
140 | |
|
141 | 1 | XMLPrinter printer = new XMLPrinter(new PrintWriter(buffer), configuration, SPECIFIC_ENCODING, XMLPrinter.DEFAULT_DTD_PREFIX); |
142 | |
|
143 | 1 | String xmlDocument = buffer.toString(); |
144 | 1 | assertTrue(xmlDocument + "Missing encoding", perl.match("/encoding=\"([^\"]*)\"/", xmlDocument)); |
145 | 1 | assertEquals("Encoding", SPECIFIC_ENCODING, perl.group(1)); |
146 | |
|
147 | |
try { |
148 | 1 | reader.parse(new InputSource(new StringReader(xmlDocument))); |
149 | 0 | fail("Parsed non-existant document\n" + xmlDocument); |
150 | 1 | } catch (SAXException ex) { |
151 | |
|
152 | 0 | } |
153 | 1 | } |
154 | |
|
155 | |
public void testOneClass() throws Exception { |
156 | 1 | MetricsFactory factory = new MetricsFactory("test", configuration); |
157 | |
|
158 | 1 | ClassfileLoader loader = new AggregatingClassfileLoader(); |
159 | 1 | loader.load(Collections.singleton(TEST_FILENAME)); |
160 | 1 | loader.getClassfile(TEST_CLASS).accept(new MetricsGatherer(factory)); |
161 | |
|
162 | 1 | XMLPrinter printer = new XMLPrinter(new PrintWriter(buffer), configuration, XMLPrinter.DEFAULT_ENCODING, SPECIFIC_DTD_PREFIX); |
163 | 1 | printer.visitMetrics(factory.getProjectMetrics()); |
164 | |
|
165 | 1 | String xmlDocument = buffer.toString(); |
166 | 1 | reader.parse(new InputSource(new StringReader(xmlDocument))); |
167 | 1 | assertXPath(xmlDocument, "metrics/project/group/class/measurement[short-name='PARAM' and value=0.5]/median", 1); |
168 | 1 | } |
169 | |
|
170 | |
private void assertXPath(String xmlDocument, String xPathExpression, int i) throws Exception { |
171 | 1 | XPath xPath = XPathFactory.newInstance().newXPath(); |
172 | 1 | InputSource in = new InputSource(new StringReader(xmlDocument)); |
173 | |
|
174 | 1 | NodeList nodeList = (NodeList) xPath.evaluate(xPathExpression, in, XPathConstants.NODESET); |
175 | 1 | assertEquals("XPath \"" + xPathExpression + "\" in \n" + xmlDocument, i, nodeList.getLength()); |
176 | 1 | } |
177 | |
} |