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1
32
33 package com.jeantessier.metrics;
34
35 import java.io.*;
36 import java.util.*;
37
38 import org.xml.sax.*;
39 import org.xml.sax.helpers.*;
40
41 import org.apache.oro.text.perl.*;
42
43 import junit.framework.*;
44
45 import com.jeantessier.classreader.*;
46
47 public class TestXMLPrinter extends TestCase implements ErrorHandler {
48 private static final String  TEST_CLASS = "test";
49 private static final String TEST_FILENAME = "classes" + File.separator + "test.class";
50 private static final String CONFIGURATION_FILENAME = "etc" + File.separator + "MetricsConfig.xml";
51 private static final String READER_CLASSNAME = "org.apache.xerces.parsers.SAXParser";
52
53 private static final String SPECIFIC_ENCODING = "iso-latin-1";
54 private static final String SPECIFIC_DTD_PREFIX = "./etc";
55
56 private StringWriter buffer;
57 private MetricsConfiguration configuration;
58 private com.jeantessier.metrics.XMLPrinter printer;
59 private XMLReader reader;
60
61 private Perl5Util perl;
62
63 protected void setUp() throws Exception {
64 buffer = new StringWriter();
65 configuration = new MetricsConfigurationLoader().load(CONFIGURATION_FILENAME);
66
67 reader = XMLReaderFactory.createXMLReader(READER_CLASSNAME);
68 reader.setFeature("http://xml.org/sax/features/validation", true);
69 reader.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", true);
70 reader.setErrorHandler(this);
71
72 perl = new Perl5Util();
73 }
74
75 public void testDefaultDTDPrefix() {
76 printer = new XMLPrinter(new PrintWriter(buffer), configuration);
77
78 String xmlDocument = buffer.toString();
79 assertTrue(xmlDocument + "Missing DTD", perl.match("/DOCTYPE \\S+ SYSTEM \"(.*)\"/", xmlDocument));
80 assertTrue("DTD \"" + perl.group(1) + "\" does not have prefix \"" + XMLPrinter.DEFAULT_DTD_PREFIX + "\"", perl.group(1).startsWith(XMLPrinter.DEFAULT_DTD_PREFIX));
81
82 try {
83 reader.parse(new InputSource(new StringReader(xmlDocument)));
84 fail("Parsed non-existant document\n" + xmlDocument);
85 } catch (SAXException ex) {
86 } catch (IOException ex) {
88 fail("Could not read XML Document: " + ex.getMessage() + "\n" + xmlDocument);
89 }
90 }
91
92 public void testSpecificDTDPrefix() {
93 printer = new XMLPrinter(new PrintWriter(buffer), configuration, XMLPrinter.DEFAULT_ENCODING, SPECIFIC_DTD_PREFIX);
94
95 String xmlDocument = buffer.toString();
96 assertTrue(xmlDocument + "Missing DTD", perl.match("/DOCTYPE \\S+ SYSTEM \"(.*)\"/", xmlDocument));
97 assertTrue("DTD \"" + perl.group(1) + "\" does not have prefix \"./etc\"", perl.group(1).startsWith(SPECIFIC_DTD_PREFIX));
98
99 try {
100 reader.parse(new InputSource(new StringReader(xmlDocument)));
101 fail("Parsed non-existant document\n" + xmlDocument);
102 } catch (SAXException ex) {
103 } catch (IOException ex) {
105 fail("Could not read XML Document: " + ex.getMessage() + "\n" + xmlDocument);
106 }
107 }
108
109 public void testDefaultEncoding() {
110 printer = new XMLPrinter(new PrintWriter(buffer), configuration);
111
112 String xmlDocument = buffer.toString();
113 assertTrue(xmlDocument + "Missing encoding", perl.match("/encoding=\"([^\"]*)\"/", xmlDocument));
114 assertEquals("Encoding", XMLPrinter.DEFAULT_ENCODING, perl.group(1));
115
116 try {
117 reader.parse(new InputSource(new StringReader(xmlDocument)));
118 fail("Parsed non-existant document\n" + xmlDocument);
119 } catch (SAXException ex) {
120 } catch (IOException ex) {
122 fail("Could not read XML Document: " + ex.getMessage() + "\n" + xmlDocument);
123 }
124 }
125
126 public void testSpecificEncoding() {
127 printer = new XMLPrinter(new PrintWriter(buffer), configuration, SPECIFIC_ENCODING, XMLPrinter.DEFAULT_DTD_PREFIX);
128
129 String xmlDocument = buffer.toString();
130 assertTrue(xmlDocument + "Missing encoding", perl.match("/encoding=\"([^\"]*)\"/", xmlDocument));
131 assertEquals("Encoding", SPECIFIC_ENCODING, perl.group(1));
132
133 try {
134 reader.parse(new InputSource(new StringReader(xmlDocument)));
135 fail("Parsed non-existant document\n" + xmlDocument);
136 } catch (SAXException ex) {
137 } catch (IOException ex) {
139 fail("Could not read XML Document: " + ex.getMessage() + "\n" + xmlDocument);
140 }
141 }
142
143 public void testOneClass() {
144 MetricsFactory factory = new MetricsFactory("test", configuration);
145
146 ClassfileLoader loader = new AggregatingClassfileLoader();
147 loader.load(Collections.singleton(TEST_FILENAME));
148 loader.getClassfile(TEST_CLASS).accept(new MetricsGatherer("test", factory));
149
150 printer = new XMLPrinter(new PrintWriter(buffer), configuration, com.jeantessier.metrics.XMLPrinter.DEFAULT_ENCODING, SPECIFIC_DTD_PREFIX);
151 printer.visitMetrics(factory.getProjectMetrics());
152
153 String xmlDocument = buffer.toString();
154
155 try {
156 reader.parse(new InputSource(new StringReader(xmlDocument)));
157 } catch (SAXException ex) {
158 fail("Could not parse XML Document: " + ex.getMessage() + "\n" + xmlDocument);
159 } catch (IOException ex) {
160 fail("Could not read XML Document: " + ex.getMessage() + "\n" + xmlDocument);
161 }
162 }
163
164 public void error(SAXParseException ex) {
165 }
167
168 public void fatalError(SAXParseException ex) {
169 }
171
172 public void warning(SAXParseException ex) {
173 }
175 }
176 |
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