Fixed #9473: FormWizard now works with NullBooleanFields. As a bonus, we now have the beginnings of a test suite for FormWizard. Thanks, Keith Bussell.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@10316 bcc190cf-cafb-0310-a4f2-bffc1f526a37

tests/regressiontests/formwizard/tests.py

@@ -0,0 +1,59 @@
+import re
+from django import forms
+from django.test import TestCase
+
+class FormWizardWithNullBooleanField(TestCase):
+    urls = 'regressiontests.formwizard.urls'
+
+    input_re = re.compile('name="([^"]+)" value="([^"]+)"')
+
+    wizard_url = '/wiz/'
+    wizard_step_data = (
+        {
+            '0-name': 'Pony',
+            '0-thirsty': '2',
+        },
+        {
+            '1-address1': '123 Main St',
+            '1-address2': 'Djangoland',
+        },
+        {
+            '2-random_crap': 'blah blah',
+        }
+    )
+
+    def grabFieldData(self, response):
+        """
+        Pull the appropriate field data from the context to pass to the next wizard step
+        """
+        previous_fields = response.context['previous_fields']
+        fields = {'wizard_step': response.context['step0']}
+        
+        def grab(m):
+            fields[m.group(1)] = m.group(2)
+            return ''
+        
+        self.input_re.sub(grab, previous_fields)
+        return fields
+
+    def checkWizardStep(self, response, step_no):
+        """
+        Helper function to test each step of the wizard
+        - Make sure the call succeeded
+        - Make sure response is the proper step number
+        - return the result from the post for the next step
+        """
+        step_count = len(self.wizard_step_data)
+
+        self.assertEqual(response.status_code, 200)
+        self.assertContains(response, 'Step %d of %d' % (step_no, step_count))
+
+        data = self.grabFieldData(response)
+        data.update(self.wizard_step_data[step_no - 1])
+
+        return self.client.post(self.wizard_url, data)
+        
+    def testWizard(self):
+        response = self.client.get(self.wizard_url)
+        for step_no in range(1, len(self.wizard_step_data) + 1):
+            response = self.checkWizardStep(response, step_no)