Java > Open Source Codes > de > java2html > javasource > test > JavaSourceParserTest


1 package de.java2html.javasource.test;
2
3 import java.io.IOException ;
4 import java.io.Reader ;
5
6 import de.java2html.javasource.JavaSource;
7 import de.java2html.javasource.JavaSourceParser;
8 import de.java2html.javasource.JavaSourceType;
9 import de.java2html.options.JavaSourceConversionOptions;
10
11 /**
12  * @author Markus Gebhard
13  */
14 public class JavaSourceParserTest extends JavaSourceParserTestCase {
15   public void testParseNull() throws IOException {
16     JavaSourceParser parser = new JavaSourceParser();
17     try {
18       parser.parse((Reader ) null);
19       fail();
20     }
21     catch (IllegalArgumentException expected) {
22       //expected
23 }
24   }
25
26   public void testParseEmpty() throws IOException {
27     JavaSource source = doParse(""); //$NON-NLS-1$
28 assertNotNull(source);
29     assertEquals("", source.getCode()); //$NON-NLS-1$
30 assertEquals(0, source.getLineCount());
31     assertEquals(0, source.getMaxLineLength());
32     assertNotNull(source.getClassification());
33     assertEquals(0, source.getClassification().length);
34     assertNotNull(source.getStatistic());
35   }
36
37   public void testParseSimple() throws IOException {
38     JavaSource source = doParse("public String text =\"test\";"); //$NON-NLS-1$
39 assertNotNull(source);
40     assertEquals("public String text =\"test\";", source.getCode()); //$NON-NLS-1$
41 assertEquals(1, source.getLineCount());
42     assertEquals(27, source.getMaxLineLength());
43     assertNotNull(source.getClassification());
44     assertEquals(27, source.getClassification().length);
45     assertNotNull(source.getStatistic());
46   }
47
48   public void testParseSingleTab() throws IOException {
49     int tabSize = JavaSourceConversionOptions.getDefault().getTabSize();
50     JavaSource source = doParse("\t"); //$NON-NLS-1$
51 assertNotNull(source);
52     assertEquals(tabSize, source.getCode().length());
53   }
54
55   public void testParseTabs() throws IOException {
56     int tabSize = JavaSourceConversionOptions.getDefault().getTabSize();
57
58     JavaSource source = doParse("\t\tpublic String text =\"test\";"); //$NON-NLS-1$
59 assertNotNull(source);
60     assertEquals(tabSize * 2 + "public String text =\"test\";".length(), source.getCode().length()); //$NON-NLS-1$
61 assertEquals("public String text =\"test\";", source.getCode().trim()); //$NON-NLS-1$
62 }
63
64   public void testParse() throws IOException {
65     JavaSource source = doParse("package test.it; public class Main{ public static void main(String [] " //$NON-NLS-1$
66 + "args){System.out.println(}}\"Hello World!\");}}"); //$NON-NLS-1$
67 assertNotNull(source);
68   }
69
70   public void testSimplePackage() throws Exception {
71     JavaSource source = doParse("package de.java2html;"); //$NON-NLS-1$
72 assertEquals("de.java2html", source.getStatistic().getPackageName()); //$NON-NLS-1$
73 }
74
75   public void testPackageWithPrefix() throws Exception {
76     JavaSource source = doParse("/* foo.. */ package de.java2html;"); //$NON-NLS-1$
77 assertEquals("de.java2html", source.getStatistic().getPackageName()); //$NON-NLS-1$
78 }
79
80   public void testPackageWithEmptySpace() throws Exception {
81     JavaSource source = doParse("package de.java2html ;"); //$NON-NLS-1$
82 assertEquals("de.java2html", source.getStatistic().getPackageName()); //$NON-NLS-1$
83 }
84
85   // public void testHandlesSimpleLineBreakCorrect() throws Exception {
86 // String TEXT1 = "test\nline two";
87 // JavaSource source = doParse(TEXT1);
88 // assertEquals(TEXT1.length(), source.getCode().length());
89 // assertEquals(TEXT1.length(), source.getClassification().length);
90 // }
91
92   // public void testHandlesDoubleLineBreakCorrect() throws Exception {
93 // String TEXT1 = "test\r\nline two";
94 // JavaSource source = doParse(TEXT1);
95 // assertEquals(TEXT1.length(), source.getCode().length());
96 // assertEquals(TEXT1.length(), source.getClassification().length);
97 // }
98
99   public void testParseTypeCHAR_CONSTANT() throws IOException {
100     String text = "'c'"; //$NON-NLS-1$
101 String type = "'''"; //$NON-NLS-1$
102 assertParsedTypesEquals(text, type);
103   }
104
105   public void testParseTypeCODE() throws IOException {
106     String text = "doThis()"; //$NON-NLS-1$
107 String type = "CCCCCC{{"; //$NON-NLS-1$
108 assertParsedTypesEquals(text, type);
109   }
110
111   public void testParseTypeCODE_TYPE() throws IOException {
112     String text = "int doThis()"; //$NON-NLS-1$
113 String type = "TTT_CCCCCC{{"; //$NON-NLS-1$
114 assertParsedTypesEquals(text, type);
115   }
116
117   public void testParseTypeCOMMENT_BLOCK() throws IOException {
118     String text = "/* int doThis() */"; //$NON-NLS-1$
119 String type = "##_###_########_##"; //$NON-NLS-1$
120 assertParsedTypesEquals(text, type);
121   }
122
123   public void testParseTypeCOMMENT_LINE() throws IOException {
124     String text = "// /** int doThis()"; //$NON-NLS-1$
125 String type = "//_///_///_////////"; //$NON-NLS-1$
126 assertParsedTypesEquals(text, type);
127   }
128
129   public void testParseTypeJAVADOC() throws IOException {
130     String text = "/** int doThis() */"; //$NON-NLS-1$
131 String type = "***_***_********_**"; //$NON-NLS-1$
132 assertParsedTypesEquals(text, type);
133   }
134
135   public void testParseTypeJAVADOC_HTML_TAG() throws IOException {
136     String text = "/** <code>int</code> doThis() */"; //$NON-NLS-1$
137 String type = "***_<<<<<<***<<<<<<<_********_**"; //$NON-NLS-1$
138 assertParsedTypesEquals(text, type);
139   }
140
141   public void testParseTypeJAVADOC_KEYWORD() throws IOException {
142     String text = "/** @deprecated doThis() */"; //$NON-NLS-1$
143 String type = "***_@@@@@@@@@@@_********_**"; //$NON-NLS-1$
144 assertParsedTypesEquals(text, type);
145   }
146
147   public void testParseTypeJAVADOC_KEYWORDWithoutSpace() throws IOException {
148     String text = "/**@see*/"; //$NON-NLS-1$
149 String type = "***@@@@**"; //$NON-NLS-1$
150 assertParsedTypesEquals(text, type);
151   }
152
153   public void testParseTypeKEYWORD() throws IOException {
154     String text = "public void"; //$NON-NLS-1$
155 String type = "KKKKKK_TTTT"; //$NON-NLS-1$
156 assertParsedTypesEquals(text, type);
157   }
158
159   public void testParseTypeNUM_CONSTANT() throws IOException {
160     String text = "int i = 1;"; //$NON-NLS-1$
161 String type = "TTT_C_C_1C"; //$NON-NLS-1$
162 assertParsedTypesEquals(text, type);
163   }
164
165   public void testParseTypePARENTHESIS() throws IOException {
166     String text = "{ }"; //$NON-NLS-1$
167 String type = "{_{"; //$NON-NLS-1$
168 assertParsedTypesEquals(text, type);
169   }
170
171   public void testParseTypeSTRING() throws IOException {
172     String TEXT = "text = \"\\\"\";"; //$NON-NLS-1$
173 JavaSource source = doParse(TEXT);
174     assertEquals(JavaSourceType.STRING, source.getClassification()[8]);
175     assertEquals(JavaSourceType.STRING, source.getClassification()[9]);
176   }
177
178   public void testLineBreaks1() throws IOException {
179     String TEXT = "this\nand that"; //$NON-NLS-1$
180 JavaSource source = doParse(TEXT);
181     assertEquals(2, source.getLineCount());
182     // assertEquals(TEXT, source.getCode());
183 }
184
185   public void testLineBreaks2() throws IOException {
186     String TEXT = "this\r\nand that"; //$NON-NLS-1$
187 JavaSource source = doParse(TEXT);
188     assertEquals(2, source.getLineCount());
189   }
190
191   //TODO: BufferedReader cuts linebreaks at the end - not serious, but look at it somewhen.
192 // public void testLineBreaks3() throws IOException{
193 // JavaSource source = JavaSourceParserTest.doParse("a\n");
194 // assertEquals("a\r\n", source.getCode());
195 //
196 // source = JavaSourceParserTest.doParse("a\n\n");
197 // assertEquals("a\r\n\r\n", source.getCode());
198 // }
199
200   public void testParseTypeJAVADOC_LINKAsOrdinaryTag() throws IOException {
201     String text = "/** @link this... */"; //$NON-NLS-1$
202 String type = "***_@@@@@_*******_**"; //$NON-NLS-1$
203 assertParsedTypesEquals(text, type);
204   }
205
206   public void testParseTypeJAVADOC_LINKS() throws IOException {
207     String text = "/** {@link this...} */"; //$NON-NLS-1$
208 String type = "***_LLLLLL_LLLLLLLL_**"; //$NON-NLS-1$
209 assertParsedTypesEquals(text, type);
210   }
211
212   public void testParseTypeJAVADOC_LINKSDouble() throws IOException {
213     String text = "/** {@link abc}{@link def} */"; //$NON-NLS-1$
214 String type = "***_LLLLLL_LLLLLLLLLL_LLLL_**"; //$NON-NLS-1$
215 assertParsedTypesEquals(text, type);
216   }
217
218   public void testParseTypeJAVADOC_LINKSOutliers() throws IOException {
219     String text = "/**@link*/"; //$NON-NLS-1$
220 String type = "***@@@@@**"; //$NON-NLS-1$
221 assertParsedTypesEquals(text, type);
222
223     text = "/**{@link*/"; //$NON-NLS-1$
224 type = "****@@@@@**"; //$NON-NLS-1$
225 assertParsedTypesEquals(text, type);
226
227     text = "/**@linka*/"; //$NON-NLS-1$
228 type = "***********"; //Not a valid keyword //$NON-NLS-1$
229 assertParsedTypesEquals(text, type);
230
231     text = "/**@link a*/"; //$NON-NLS-1$
232 type = "***@@@@@_***"; //$NON-NLS-1$
233 assertParsedTypesEquals(text, type);
234
235     text = "/**{@link}*/"; //$NON-NLS-1$
236 type = "***LLLLLLL**"; //$NON-NLS-1$
237 assertParsedTypesEquals(text, type);
238
239     text = "/**{@link }*/"; //$NON-NLS-1$
240 type = "***LLLLLL_L**"; //$NON-NLS-1$
241 assertParsedTypesEquals(text, type);
242   }
243
244   //Unmatched JavaDoc-Link should be a JavaDoc tag
245 public void testParseTypeJAVADOC_LINKSOutlier1() throws IOException {
246     String text = "/** {@link text */ public String[] texts=new char[]{'t', 'u'};"; //$NON-NLS-1$
247 String type = "***_*@@@@@_****_**_KKKKKK_CCCCCC{{_CCCCCCKKK_TTTT{{{'''C_'''{C"; //$NON-NLS-1$
248 assertParsedTypesEquals(text, type);
249   }
250
251   public void testEnumKeyword() throws IOException {
252     String text = "public enum Coin {"; //$NON-NLS-1$
253 String type = "KKKKKK_KKKK_CCCC_{"; //$NON-NLS-1$
254 assertParsedTypesEquals(text, type);
255   }
256
257   public void testAnnotation() throws IOException {
258     String text = "public class Test { @java.lang.Deprecated public void bla() {}}"; //$NON-NLS-1$
259 String type = "KKKKKK_KKKKK_CCCC_{_AAAAAAAAAAAAAAAAAAAAA_KKKKKK_TTTT_CCC{{_{{{"; //$NON-NLS-1$
260 assertParsedTypesEquals(text, type);
261   }
262
263   public void testAnnotationInterfaceKeyword() throws IOException {
264     String text = "public @interface Coin {"; //$NON-NLS-1$
265 String type = "KKKKKK_KKKKKKKKKK_CCCC_{"; //$NON-NLS-1$
266 assertParsedTypesEquals(text, type);
267   }
268
269   //TODO Mar 12, 2004 (Markus Gebhard) Generics:
270 // public void testGenerics() throws IOException {
271 // String text = "Vector<String>";
272 // String type = "CCCCCCGGGGGGGG";
273 // assertParsedTypesEquals(text, type);
274 //
275 // text = "Seq<Seq<A>>";
276 // type = "CCCGGGGGGGG";
277 // assertParsedTypesEquals(text, type);
278 //
279 // text = "Seq<String>.Zipper<Integer>";
280 // type = "CCCGGGGGGGGCCCCCCCGGGGGGGGG";
281 // assertParsedTypesEquals(text, type);
282 //
283 // text = "Collection<Integer>";
284 // type = "CCCCCCCCCCGGGGGGGGG";
285 // assertParsedTypesEquals(text, type);
286 //
287 // text = "Pair<String,String>";
288 // type = "CCCCGGGGGGGGGGGGGGG";
289 // assertParsedTypesEquals(text, type);
290 // }
291 }

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