TestValidField


1   // Copyright 2005 The Apache Software Foundation
2   //
3   // Licensed under the Apache License, Version 2.0 (the "License");
4   // you may not use this file except in compliance with the License.
5   // You may obtain a copy of the License at
6   //
7   //     http://www.apache.org/licenses/LICENSE-2.0
8   //
9   // Unless required by applicable law or agreed to in writing, software
10  // distributed under the License is distributed on an "AS IS" BASIS,
11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  // See the License for the specific language governing permissions and
13  // limitations under the License.
14  
15  package org.apache.tapestry.valid;
16  
17  import org.apache.hivemind.Location;
18  import org.apache.tapestry.BindingException;
19  import org.apache.tapestry.IBinding;
20  import org.apache.tapestry.IForm;
21  import org.apache.tapestry.IMarkupWriter;
22  import org.apache.tapestry.IPage;
23  import org.apache.tapestry.IRequestCycle;
24  import org.apache.tapestry.PageRenderSupport;
25  import org.apache.tapestry.TapestryUtils;
26  import org.apache.tapestry.form.BaseFormComponentTest;
27  import org.apache.tapestry.form.IFormComponent;
28  import org.apache.tapestry.form.MockDelegate;
29  import org.apache.tapestry.html.BasePage;
30  import org.easymock.MockControl;
31  
32  /**
33   * Tests for {@link org.apache.tapestry.valid.ValidField}.
34   * 
35   * @author Howard M. Lewis Ship
36   * @since 4.0
37   */
38  public class TestValidField extends BaseFormComponentTest
39  {
40  
41      public void testWasPrerendered()
42      {
43          MockControl cyclec = newControl(IRequestCycle.class);
44          IRequestCycle cycle = (IRequestCycle) cyclec.getMock();
45  
46          MockControl formc = newControl(IForm.class);
47          IForm form = (IForm) formc.getMock();
48  
49          IMarkupWriter writer = newWriter();
50  
51          trainGetForm(cyclec, cycle, form);
52  
53          ValidField component = (ValidField) newInstance(ValidField.class);
54  
55          trainWasPrerendered(formc, form, writer, component, true);
56  
57          replayControls();
58  
59          component.render(writer, cycle);
60  
61          verifyControls();
62      }
63  
64      /**
65       * Check when the form is not rewinding, but the cycle is rewinding (a whole page rewind care of
66       * the action service).
67       */
68  
69      public void testFormNotRewinding()
70      {
71          ValidField component = (ValidField) newInstance(ValidField.class);
72  
73          MockControl cyclec = newControl(IRequestCycle.class);
74          IRequestCycle cycle = (IRequestCycle) cyclec.getMock();
75  
76          MockControl formc = newControl(IForm.class);
77          IForm form = (IForm) formc.getMock();
78  
79          IMarkupWriter writer = newWriter();
80  
81          MockControl delegatec = newControl(IValidationDelegate.class);
82          IValidationDelegate delegate = (IValidationDelegate) delegatec.getMock();
83  
84          trainGetForm(cyclec, cycle, form);
85          trainWasPrerendered(formc, form, writer, component, false);
86          trainGetDelegate(formc, form, delegate);
87  
88          delegate.setFormComponent(component);
89  
90          trainGetElementId(formc, form, component, "fred");
91          trainIsRewinding(formc, form, false);
92          trainIsRewinding(cyclec, cycle, true);
93  
94          replayControls();
95  
96          component.render(writer, cycle);
97  
98          verifyControls();
99      }
100 
101     private void trainToObject(MockControl control, IValidator validator, IFormComponent component,
102             String   fieldValue, Object   translatedValue) throws ValidatorException
103     {
104         validator.toObject(component, fieldValue);
105 
106         control.setReturnValue(translatedValue);
107     }
108 
109     public void testRewind() throws Exception  
110     {
111         Object   translatedValue = new Object  ();
112 
113         MockControl validatorc = newControl(IValidator.class);
114         IValidator validator = (IValidator) validatorc.getMock();
115 
116         ValidField component = (ValidField) newInstance(ValidField.class, "validator", validator);
117 
118         MockControl cyclec = newControl(IRequestCycle.class);
119         IRequestCycle cycle = (IRequestCycle) cyclec.getMock();
120 
121         MockControl formc = newControl(IForm.class);
122         IForm form = (IForm) formc.getMock();
123 
124         IMarkupWriter writer = newWriter();
125 
126         MockControl delegatec = newControl(IValidationDelegate.class);
127         IValidationDelegate delegate = (IValidationDelegate) delegatec.getMock();
128 
129         trainGetForm(cyclec, cycle, form);
130         trainWasPrerendered(formc, form, writer, component, false);
131         trainGetDelegate(formc, form, delegate);
132 
133         delegate.setFormComponent(component);
134 
135         trainGetElementId(formc, form, component, "fred");
136         trainIsRewinding(formc, form, true);
137 
138         trainGetParameter(cyclec, cycle, "fred", "fred-value");
139 
140         trainGetDelegate(formc, form, delegate);
141 
142         delegate.recordFieldInputValue("fred-value");
143 
144         trainToObject(validatorc, validator, component, "fred-value", translatedValue);
145 
146         replayControls();
147 
148         component.render(writer, cycle);
149 
150         verifyControls();
151 
152         assertSame(translatedValue, component.getProperty("value"));
153     }
154 
155     public void testRewindNoValidator()
156     {
157         Location l = newLocation();
158 
159         IBinding binding = newBinding(l);
160 
161         IPage page = (IPage) newInstance(BasePage.class);
162         page.setPageName("Barney");
163 
164         ValidField component = (ValidField) newInstance(ValidField.class, new Object  []
165         { "page", page, "id", "inputFred", "container", page });
166 
167         component.setBinding("validator", binding);
168 
169         MockControl cyclec = newControl(IRequestCycle.class);
170         IRequestCycle cycle = (IRequestCycle) cyclec.getMock();
171 
172         MockControl formc = newControl(IForm.class);
173         IForm form = (IForm) formc.getMock();
174 
175         IMarkupWriter writer = newWriter();
176 
177         MockControl delegatec = newControl(IValidationDelegate.class);
178         IValidationDelegate delegate = (IValidationDelegate) delegatec.getMock();
179 
180         trainGetForm(cyclec, cycle, form);
181         trainWasPrerendered(formc, form, writer, component, false);
182         trainGetDelegate(formc, form, delegate);
183 
184         delegate.setFormComponent(component);
185 
186         trainGetElementId(formc, form, component, "fred");
187         trainIsRewinding(formc, form, true);
188 
189         trainGetParameter(cyclec, cycle, "fred", "fred-value");
190 
191         replayControls();
192 
193         try
194         {
195             component.render(writer, cycle);
196             unreachable();
197         }
198         catch (BindingException ex)
199         {
200             assertEquals(
201                     "Value for parameter 'validator' in component Barney/inputFred is null, and a non-null value is required.",
202                     ex.getMessage());
203             assertSame(l, ex.getLocation());
204             assertSame(binding, ex.getBinding());
205         }
206 
207         verifyControls();
208     }
209 
210     public void testRender()
211     {
212         Object   value = new Object  ();
213         MockControl validatorc = newControl(IValidator.class);
214         IValidator validator = (IValidator) validatorc.getMock();
215 
216         ValidField component = (ValidField) newInstance(ValidField.class, new Object  []
217         { "value", value, "validator", validator });
218 
219         MockControl cyclec = newControl(IRequestCycle.class);
220         IRequestCycle cycle = (IRequestCycle) cyclec.getMock();
221 
222         MockControl formc = newControl(IForm.class);
223         IForm form = (IForm) formc.getMock();
224 
225         IMarkupWriter writer = newBufferWriter();
226 
227         MockDelegate delegate = new MockDelegate();
228 
229         trainGetForm(cyclec, cycle, form);
230         trainWasPrerendered(formc, form, writer, component, false);
231         trainGetDelegate(formc, form, delegate);
232 
233         trainGetElementId(formc, form, component, "fred");
234         trainIsRewinding(formc, form, false);
235         trainIsRewinding(cyclec, cycle, false);
236 
237         trainGetDelegate(formc, form, delegate);
238         trainGetDelegate(formc, form, delegate);
239 
240         trainToString(validatorc, validator, component, value, "fred value");
241 
242         // Would be nice to have this do something so we could check the timing, but ...
243 
244         validator.renderValidatorContribution(component, writer, cycle);
245 
246         replayControls();
247 
248         component.render(writer, cycle);
249 
250         verifyControls();
251 
252         assertSame(component, delegate.getFormComponent());
253         assertBuffer("<span class=\"prefix\"><input type=\"text\" name=\"fred\" value=\"fred value\" class=\"validation-delegate\"/></span>");
254     }
255 
256     private void trainToString(MockControl validatorc, IValidator validator,
257             IFormComponent component, Object   value, String   string)
258     {
259         validator.toString(component, value);
260         validatorc.setReturnValue(string);
261     }
262 
263     public void testRenderNull()
264     {
265         IPage page = (IPage) newInstance(BasePage.class);
266 
267         MockControl validatorc = newControl(IValidator.class);
268         IValidator validator = (IValidator) validatorc.getMock();
269 
270         ValidField component = (ValidField) newInstance(ValidField.class, new Object  []
271         { "validator", validator, "page", page, "container", page });
272 
273         MockControl cyclec = newControl(IRequestCycle.class);
274         IRequestCycle cycle = (IRequestCycle) cyclec.getMock();
275 
276         page.attach(null, cycle);
277 
278         MockControl formc = newControl(IForm.class);
279         IForm form = (IForm) formc.getMock();
280 
281         IMarkupWriter writer = newBufferWriter();
282 
283         MockDelegate delegate = new MockDelegate();
284 
285         trainGetForm(cyclec, cycle, form);
286         trainWasPrerendered(formc, form, writer, component, false);
287         trainGetDelegate(formc, form, delegate);
288 
289         trainGetElementId(formc, form, component, "fred");
290         trainIsRewinding(formc, form, false);
291         trainIsRewinding(cyclec, cycle, false);
292 
293         trainGetDelegate(formc, form, delegate);
294         trainGetDelegate(formc, form, delegate);
295 
296         trainToString(validatorc, validator, component, null, null);
297 
298         // Would be nice to have this do something so we could check the timing, but ...
299 
300         validator.renderValidatorContribution(component, writer, cycle);
301 
302         // Short cut this here, so that it appears some other field is
303         // taking the honors ...
304 
305         replayControls();
306 
307         component.render(writer, cycle);
308 
309         verifyControls();
310 
311         assertSame(component, delegate.getFormComponent());
312         assertBuffer("<span class=\"prefix\"><input type=\"text\" name=\"fred\" class=\"validation-delegate\"/></span>");
313     }
314 
315     protected void trainGetAttribute(MockControl control, IRequestCycle cycle, String   name,
316             Object   object)
317     {
318         cycle.getAttribute(name);
319         control.setReturnValue(object);
320     }
321 
322     private void trainIsRequired(MockControl control, IValidator validator, boolean isRequired)
323     {
324         validator.isRequired();
325         control.setReturnValue(isRequired);
326     }
327 
328     public void testRenderWithError()
329     {
330 
331         Object   value = new Object  ();
332         MockControl validatorc = newControl(IValidator.class);
333         IValidator validator = (IValidator) validatorc.getMock();
334 
335         PageRenderSupport support = (PageRenderSupport) newMock(PageRenderSupport.class);
336 
337         MockControl cyclec = newControl(IRequestCycle.class);
338         IRequestCycle cycle = (IRequestCycle) cyclec.getMock();
339 
340         MockControl formc = newControl(IForm.class);
341         IForm form = (IForm) formc.getMock();
342 
343         ValidField component = (ValidField) newInstance(ValidField.class, new Object  []
344         { "value", value, "validator", validator, "form", form, "name", "fred" });
345 
346         IMarkupWriter writer = newBufferWriter();
347 
348         MockDelegate delegate = new MockDelegate(true);
349         delegate.recordFieldInputValue("recorded field value");
350 
351         trainGetForm(cyclec, cycle, form);
352         trainWasPrerendered(formc, form, writer, component, false);
353         trainGetDelegate(formc, form, delegate);
354 
355         trainGetElementId(formc, form, component, "fred");
356         trainIsRewinding(formc, form, false);
357         trainIsRewinding(cyclec, cycle, false);
358 
359         trainGetDelegate(formc, form, delegate);
360         trainGetDelegate(formc, form, delegate);
361 
362         // Would be nice to have this do something so we could check the timing, but ...
363 
364         validator.renderValidatorContribution(component, writer, cycle);
365 
366         trainGetAttribute(cyclec, cycle, "org.apache.tapestry.form.SelectedField", null);
367 
368         trainGetAttribute(cyclec, cycle, TapestryUtils.PAGE_RENDER_SUPPORT_ATTRIBUTE, support);
369 
370         trainGetName(formc, form, "zeform");
371 
372         support.addInitializationScript("focus(document.zeform.fred)");
373 
374         cycle.setAttribute("org.apache.tapestry.form.SelectedField", Boolean.TRUE);
375 
376         replayControls();
377 
378         component.render(writer, cycle);
379 
380         verifyControls();
381 
382         assertSame(component, delegate.getFormComponent());
383         assertBuffer("<span class=\"prefix\"><input type=\"text\" name=\"fred\" value=\"recorded field value\" class=\"validation-delegate\"/></span>");
384     }
385 
386     public void testRenderWithErrorNoPageSupport()
387     {
388         Object   value = new Object  ();
389         MockControl validatorc = newControl(IValidator.class);
390         IValidator validator = (IValidator) validatorc.getMock();
391 
392         MockControl formc = newControl(IForm.class);
393         IForm form = (IForm) formc.getMock();
394 
395         // Set form and name properties here because the delegate won't.
396 
397         ValidField component = (ValidField) newInstance(ValidField.class, new Object  []
398         { "value", value, "validator", validator, "form", form, "name", "fred" });
399 
400         MockControl cyclec = newControl(IRequestCycle.class);
401         IRequestCycle cycle = (IRequestCycle) cyclec.getMock();
402 
403         IMarkupWriter writer = newBufferWriter();
404 
405         MockDelegate delegate = new MockDelegate(true);
406         delegate.recordFieldInputValue("recorded field value");
407 
408         trainGetForm(cyclec, cycle, form);
409         trainWasPrerendered(formc, form, writer, component, false);
410         trainGetDelegate(formc, form, delegate);
411 
412         trainGetElementId(formc, form, component, "fred");
413         trainIsRewinding(formc, form, false);
414         trainIsRewinding(cyclec, cycle, false);
415 
416         trainGetDelegate(formc, form, delegate);
417         trainGetDelegate(formc, form, delegate);
418 
419         // Would be nice to have this do something so we could check the timing, but ...
420 
421         validator.renderValidatorContribution(component, writer, cycle);
422 
423         trainGetAttribute(cyclec, cycle, "org.apache.tapestry.form.SelectedField", null);
424 
425         trainGetAttribute(cyclec, cycle, TapestryUtils.PAGE_RENDER_SUPPORT_ATTRIBUTE, null);
426 
427         replayControls();
428 
429         component.render(writer, cycle);
430 
431         verifyControls();
432 
433         assertSame(component, delegate.getFormComponent());
434         assertBuffer("<span class=\"prefix\"><input type=\"text\" name=\"fred\" value=\"recorded field value\" class=\"validation-delegate\"/></span>");
435     }
436 
437     private void trainGetName(MockControl control, IForm form, String   name)
438     {
439         form.getName();
440 
441         control.setReturnValue(name);
442     }
443 }
444
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