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61
62
63
64
65 package org.jaxen.saxpath.base;
66
67 import junit.framework.TestCase;
68
69 public class XPathLexerTest extends TestCase
70 {
71 private XPathLexer lexer;
72 private Token token;
73
74 public XPathLexerTest(String  name)
75 {
76 super( name );
77 }
78
79 public void tearDown()
80 {
81 this.lexer = null;
82 this.token = null;
83 }
84
85 public void testNamespace()
86 {
87 setText( "a:b" );
88
89 nextToken();
90 assertEquals( TokenTypes.IDENTIFIER,
91 this.token.getTokenType() );
92 assertEquals( "a",
93 this.token.getTokenText() );
94
95 nextToken();
96 assertEquals( TokenTypes.COLON,
97 this.token.getTokenType() );
98
99 nextToken();
100 assertEquals( TokenTypes.IDENTIFIER,
101 this.token.getTokenType() );
102 assertEquals( "b",
103 this.token.getTokenText() );
104 }
105
106 public void testIdentifier()
107 {
108 setText( "foo" );
109
110 nextToken();
111 assertEquals( TokenTypes.IDENTIFIER,
112 this.token.getTokenType() );
113 assertEquals( "foo",
114 this.token.getTokenText() );
115
116 setText( "foo.bar" );
117
118 nextToken();
119 assertEquals( TokenTypes.IDENTIFIER,
120 this.token.getTokenType() );
121 assertEquals( "foo.bar",
122 this.token.getTokenText() );
123 }
124
125
126
130 public void testBurmeseIdentifierStart()
131 {
132 setText( "\u1000foo" );
133
134 nextToken();
135 assertEquals( TokenTypes.ERROR,
136 this.token.getTokenType() );
137
138 }
139
140 public void testBurmeseIdentifierPart()
141 {
142 setText( "foo\u1000foo" );
143
144 nextToken();
145 assertEquals( "foo",
146 this.token.getTokenText() );
147 nextToken();
148 assertEquals( TokenTypes.ERROR,
149 this.token.getTokenType() );
150
151 }
152
153 public void testIdentifierAndOperator()
154 {
155 setText( "foo and bar" );
156
157 nextToken();
158 assertEquals( TokenTypes.IDENTIFIER,
159 this.token.getTokenType() );
160 assertEquals( "foo",
161 this.token.getTokenText() );
162
163 nextToken();
164 assertEquals( TokenTypes.AND,
165 this.token.getTokenType() );
166 nextToken();
167 assertEquals( TokenTypes.IDENTIFIER,
168 this.token.getTokenType() );
169 assertEquals( "bar",
170 this.token.getTokenText() );
171 }
172
173 public void testTrickyIdentifierAndOperator()
174 {
175 setText( "and and and" );
176
177 nextToken();
178 assertEquals( TokenTypes.IDENTIFIER,
179 this.token.getTokenType() );
180 assertEquals( "and",
181 this.token.getTokenText() );
182
183 nextToken();
184 assertEquals( TokenTypes.AND,
185 this.token.getTokenType() );
186
187 nextToken();
188 assertEquals( TokenTypes.IDENTIFIER,
189 this.token.getTokenType() );
190 assertEquals( "and",
191 this.token.getTokenText() );
192 }
193
194 public void testInteger()
195 {
196 setText( "1234" );
197
198 nextToken();
199 assertEquals( TokenTypes.INTEGER,
200 this.token.getTokenType() );
201 assertEquals( "1234",
202 this.token.getTokenText() );
203 }
204
205 public void testDouble()
206 {
207 setText( "12.34" );
208
209 nextToken();
210 assertEquals( TokenTypes.DOUBLE,
211 this.token.getTokenType() );
212 assertEquals( "12.34",
213 this.token.getTokenText() );
214 }
215
216 public void testDoubleOnlyDecimal()
217 {
218 setText( ".34" );
219
220 nextToken();
221 assertEquals( TokenTypes.DOUBLE,
222 this.token.getTokenType() );
223 assertEquals( ".34",
224 this.token.getTokenText() );
225 }
226
227 public void testNumbersAndMode()
228 {
229 setText( "12.34 mod 3" );
230
231 nextToken();
232 assertEquals( TokenTypes.DOUBLE,
233 this.token.getTokenType() );
234 assertEquals( "12.34",
235 this.token.getTokenText() );
236
237 nextToken();
238 assertEquals( TokenTypes.MOD,
239 this.token.getTokenType() );
240
241 nextToken();
242 assertEquals( TokenTypes.INTEGER,
243 this.token.getTokenType() );
244
245 }
246
247 public void testSlash()
248 {
249 setText( "/" );
250
251 nextToken();
252 assertEquals( TokenTypes.SLASH,
253 this.token.getTokenType() );
254 }
255
256 public void testDoubleSlash()
257 {
258 setText( "//" );
259
260 nextToken();
261 assertEquals( TokenTypes.DOUBLE_SLASH,
262 this.token.getTokenType() );
263 }
264
265 public void testIdentifierWithColon()
266 {
267 setText ( "foo:bar" );
268
269 nextToken();
270 assertEquals( TokenTypes.IDENTIFIER,
271 this.token.getTokenType() );
272 assertEquals( "foo",
273 this.token.getTokenText() );
274
275 nextToken();
276 assertEquals( TokenTypes.COLON,
277 this.token.getTokenType() );
278
279 nextToken();
280 assertEquals( TokenTypes.IDENTIFIER,
281 this.token.getTokenType() );
282 assertEquals( "bar",
283 this.token.getTokenText() );
284 }
285
286 public void testEOF()
287 {
288 setText( "foo" );
289
290 nextToken();
291 assertEquals( TokenTypes.IDENTIFIER,
292 this.token.getTokenType() );
293 assertEquals( "foo",
294 this.token.getTokenText() );
295
296 nextToken();
297 assertEquals( TokenTypes.EOF,
298 this.token.getTokenType() );
299 }
300
301 public void testWhitespace()
302 {
303 setText ( " / \tfoo:bar" );
304
305 nextToken();
306
307 assertEquals( TokenTypes.SLASH,
308 this.token.getTokenType() );
309 nextToken();
310
311 assertEquals( TokenTypes.IDENTIFIER,
312 this.token.getTokenType() );
313
314 assertEquals( "foo",
315 this.token.getTokenText() );
316
317 nextToken();
318
319 assertEquals( TokenTypes.COLON,
320 this.token.getTokenType() );
321
322 nextToken();
323
324 assertEquals( TokenTypes.IDENTIFIER,
325 this.token.getTokenType() );
326
327 assertEquals( "bar",
328 this.token.getTokenText() );
329 }
330
331 private void nextToken()
332 {
333 this.token = this.lexer.nextToken();
334 }
335
336 private void setText(String text)
337 {
338 this.lexer = new XPathLexer( text );
339 }
340 }
341 |
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