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1
15 package org.apache.tapestry.describe;
16
17 import java.util.Arrays  ;
18 import java.util.Collection ;
19 import java.util.Collections ;
20
21 import org.apache.hivemind.Registry;
22 import org.apache.hivemind.impl.RegistryBuilder;
23 import org.apache.tapestry.IMarkupWriter;
24
25
32 public class TestHTMLDescriptionReceiver extends BaseDescribeTestCase
33 {
34 protected DescribableStrategy newStrategy()
35 {
36 return (DescribableStrategy) newMock(DescribableStrategy.class);
37 }
38
39 public static class NoOpStrategy implements DescribableStrategy
40 {
41 public void describeObject(Object object, DescriptionReceiver receiver)
42 {
43 }
45 }
46
47 private void trainForTitle(IMarkupWriter writer, String title)
48 {
49 writer.begin("div");
50 writer.attribute("class", "described-object-title");
51 writer.print(title);
52 writer.end();
53 writer.println();
54
55 writer.begin("table");
56 writer.attribute("class", "described-object");
57 writer.println();
58 }
59
60 private void trainForSection(IMarkupWriter writer, String section)
61 {
62 writer.begin("tr");
63 writer.attribute("class", "section");
64 writer.begin("th");
65 writer.attribute("colspan", 2);
66 writer.print(section);
67 writer.end("tr");
68 writer.println();
69 }
70
71 private void trainForKeyValue(IMarkupWriter writer, String key, String value)
72 {
73 writer.begin("tr");
74 writer.begin("th");
75 if (key != null)
76 writer.print(key);
77 writer.end();
78 writer.begin("td");
79 writer.print(value);
80 writer.end("tr");
81 writer.println();
82 }
83
84 private void trainForNestedKeyValue(IMarkupWriter writer, String key, String value)
85 {
86 writer.begin("tr");
87 writer.begin("th");
88 if (key != null)
89 writer.print(key);
90 writer.end();
91 writer.begin("td");
92 writer.print(value);
93 writer.println();
94 writer.end("tr");
95 writer.println();
96 }
97
98 public void testSetTitleTwiceFails()
99 {
100 IMarkupWriter writer = newWriter();
101 DescribableStrategy adapter = newStrategy();
102
103 replayControls();
104
105 DescriptionReceiver dr = new HTMLDescriptionReceiver(writer, adapter);
106
107 dr.title("First Title");
108
109 try
110 {
111 dr.title("Second Title");
112 unreachable();
113
114 }
115 catch (IllegalStateException ex)
116 {
117 assertEquals(DescribeMessages.setTitleOnce(), ex.getMessage());
118 }
119
120 verifyControls();
121 }
122
123 public void testSetSectionBeforeTitleFails()
124 {
125 IMarkupWriter writer = newWriter();
126 DescribableStrategy adapter = newStrategy();
127
128 replayControls();
129
130 DescriptionReceiver dr = new HTMLDescriptionReceiver(writer, adapter);
131
132 try
133 {
134 dr.section("Section");
135 unreachable();
136 }
137 catch (IllegalStateException ex)
138 {
139 assertEquals(DescribeMessages.mustSetTitleBeforeSection(), ex.getMessage());
140 }
141
142 verifyControls();
143 }
144
145 public void testIntProperty()
146 {
147 IMarkupWriter writer = newWriter();
148 DescribableStrategy adapter = newStrategy();
149
150 trainForTitle(writer, "Object Title");
151 trainForSection(writer, "Section");
152 trainForKeyValue(writer, "intProperty", "97");
153
154 replayControls();
155
156 DescriptionReceiver dr = new HTMLDescriptionReceiver(writer, adapter);
157
158 dr.title("Object Title");
159 dr.section("Section");
160 dr.property("intProperty", 97);
161
162 verifyControls();
163 }
164
165 public void testPropertiesWithoutSection()
166 {
167 IMarkupWriter writer = newWriter();
168 DescribableStrategy adapter = newStrategy();
169
170 trainForTitle(writer, "Object Title");
171 trainForKeyValue(writer, "first", "1");
172 trainForKeyValue(writer, "second", "2");
173
174 replayControls();
175
176 DescriptionReceiver dr = new HTMLDescriptionReceiver(writer, adapter);
177
178 dr.title("Object Title");
179 dr.property("first", 1);
180 dr.property("second", 2);
181
182 verifyControls();
183
184 trainForSection(writer, "Section 1");
185 trainForKeyValue(writer, "s1", "1");
186 trainForKeyValue(writer, "s2", "2");
187
188 replayControls();
189
190 dr.section("Section 1");
191 dr.property("s1", 1);
192 dr.property("s2", 2);
193
194 verifyControls();
195 }
196
197 public void testFinishWithProperties()
198 {
199 IMarkupWriter writer = newWriter();
200 DescribableStrategy adapter = newStrategy();
201
202 trainForTitle(writer, "Object Title");
203 trainForKeyValue(writer, "first", "1");
204
205 replayControls();
206
207 HTMLDescriptionReceiver dr = new HTMLDescriptionReceiver(writer, adapter);
208
209 dr.title("Object Title");
210 dr.property("first", 1);
211
212 verifyControls();
213
214 writer.end("table");
215 writer.println();
216
217 replayControls();
218
219 dr.finishUp(null);
220
221 verifyControls();
222 }
223
224 public void testFinishNoPropertiesNoTitle()
225 {
226 IMarkupWriter writer = newWriter();
227 DescribableStrategy adapter = newStrategy();
228
229 String object = "Fred";
230
231 writer.print("Fred");
232 writer.println();
233
234 replayControls();
235
236 HTMLDescriptionReceiver dr = new HTMLDescriptionReceiver(writer, adapter);
237
238 dr.finishUp(object);
239
240 verifyControls();
241 }
242
243 public void testFinishNoPropertiesWithTitle()
244 {
245 IMarkupWriter writer = newWriter();
246 DescribableStrategy adapter = newStrategy();
247
248 String object = "Fred";
249
250 writer.print("Fred Title");
251 writer.println();
252
253 replayControls();
254
255 HTMLDescriptionReceiver dr = new HTMLDescriptionReceiver(writer, adapter);
256
257 dr.title("Fred Title");
258
259 dr.finishUp(object);
260
261 verifyControls();
262 }
263
264 public void testArray()
265 {
266 IMarkupWriter writer = newWriter();
267 DescribableStrategy adapter = new NoOpStrategy();
268
269 Object [] array = new Object []
270 { "Fred", "Barney" };
271
272 trainForTitle(writer, "Array");
273 trainForNestedKeyValue(writer, "list", "Fred");
274 trainForNestedKeyValue(writer, null, "Barney");
275
276 replayControls();
277
278 HTMLDescriptionReceiver dr = new HTMLDescriptionReceiver(writer, adapter);
279
280 dr.title("Array");
281 dr.array("list", array);
282
283 verifyControls();
284 }
285
286 public void testCollection()
287 {
288 IMarkupWriter writer = newWriter();
289 DescribableStrategy adapter = new NoOpStrategy();
290
291 Object [] array = new Object []
292 { "Fred", "Barney" };
293 Collection collection = Arrays.asList(array);
294
295 trainForTitle(writer, "Collection");
296 trainForNestedKeyValue(writer, "list", "Fred");
297 trainForNestedKeyValue(writer, null, "Barney");
298
299 replayControls();
300
301 HTMLDescriptionReceiver dr = new HTMLDescriptionReceiver(writer, adapter);
302
303 dr.title("Collection");
304 dr.collection("list", collection);
305
306 verifyControls();
307 }
308
309 public void testArrayNullAndEmpty()
310 {
311 IMarkupWriter writer = newWriter();
312 DescribableStrategy strategy = newStrategy();
313
314 replayControls();
315
316 HTMLDescriptionReceiver dr = new HTMLDescriptionReceiver(writer, strategy);
317
318 dr.title("Array");
319 dr.array("null", null);
320 dr.array("empty", new Object [0]);
321
322 verifyControls();
323 }
324
325 public void testCollectionNullAndEmpty()
326 {
327 IMarkupWriter writer = newWriter();
328 DescribableStrategy strategy = newStrategy();
329
330 replayControls();
331
332 HTMLDescriptionReceiver dr = new HTMLDescriptionReceiver(writer, strategy);
333
334 dr.title("Collection");
335 dr.collection("null", null);
336 dr.collection("empty", Collections.EMPTY_LIST);
337
338 verifyControls();
339 }
340
341 public void testScalarProperties()
342 {
343 IMarkupWriter writer = newWriter();
344 DescribableStrategy strategy = newStrategy();
345
346 trainForTitle(writer, "Scalars");
347 trainForKeyValue(writer, "boolean", "true");
348 trainForKeyValue(writer, "byte", "22");
349 trainForKeyValue(writer, "char", "*");
350 trainForKeyValue(writer, "short", "-8");
351 trainForKeyValue(writer, "int", "900");
352 trainForKeyValue(writer, "long", "200020");
353 trainForKeyValue(writer, "float", "3.14");
354 trainForKeyValue(writer, "double", "-2.7");
355
356 replayControls();
357
358 HTMLDescriptionReceiver dr = new HTMLDescriptionReceiver(writer, strategy);
359
360 dr.title("Scalars");
361 dr.property("boolean", true);
362 dr.property("byte", (byte) 22);
363 dr.property("char", '*');
364 dr.property("short", (short) -8);
365 dr.property("int", 900);
366 dr.property("long", 200020l);
367 dr.property("float", (float) 3.14);
368 dr.property("double", -2.7);
369
370 verifyControls();
371 }
372
373 public void testNullRoot()
374 {
375 IMarkupWriter writer = newWriter();
376 DescribableStrategy strategy = newStrategy();
377
378 writer.print(HTMLDescriptionReceiver.NULL_VALUE);
379
380 replayControls();
381
382 HTMLDescriptionReceiver dr = new HTMLDescriptionReceiver(writer, strategy);
383
384 dr.describe(null);
385
386 verifyControls();
387 }
388
389 public void testNullProperty()
390 {
391 IMarkupWriter writer = newWriter();
392 DescribableStrategy strategy = newStrategy();
393
394 trainForTitle(writer, "Null Property");
395 trainForKeyValue(writer, "null", HTMLDescriptionReceiver.NULL_VALUE);
396
397 replayControls();
398
399 HTMLDescriptionReceiver dr = new HTMLDescriptionReceiver(writer, strategy);
400
401 dr.title("Null Property");
402 dr.property("null", null);
403
404 verifyControls();
405
406 }
407
408 public void testHTMLDescriber()
409 {
410 IMarkupWriter writer = newWriter();
411 DescribableStrategy strategy = new NoOpStrategy();
412
413 String object = "Tapestry";
414
415 writer.print("Tapestry");
416 writer.println();
417
418 replayControls();
419
420 HTMLDescriberImpl d = new HTMLDescriberImpl();
421 d.setStrategy(strategy);
422
423 d.describeObject(object, writer);
424
425 verifyControls();
426 }
427
428 public void testDescribeAlternate()
429 {
430 IMarkupWriter writer = newWriter();
431 DescribableStrategy strategy = newStrategy();
432
433 Object alternate = new Object ();
434
435 HTMLDescriptionReceiver dr = new HTMLDescriptionReceiver(writer, strategy);
436
437 strategy.describeObject(alternate, dr);
438
439 replayControls();
440
441 dr.describeAlternate(alternate);
442
443 verifyControls();
444 }
445
446 public void testIntegration() throws Exception
447 {
448 IMarkupWriter writer = newWriter();
449
450 Registry r = RegistryBuilder.constructDefaultRegistry();
451 HTMLDescriber d = (HTMLDescriber) r.getService(
454 "tapestry.describe.HTMLDescriber",
455 HTMLDescriber.class);
456
457 writer.print("Tapestry");
458 writer.println();
459
460 replayControls();
461
462 d.describeObject("Tapestry", writer);
463
464 verifyControls();
465
466 writer.print("Anonymous Describable");
467 writer.println();
468
469 replayControls();
470
471 d.describeObject(new Describable()
472 {
473 public void describeTo(DescriptionReceiver receiver)
474 {
475 receiver.title("Anonymous Describable");
476 }
477 }, writer);
478
479 verifyControls();
480 }
481 } |
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