web/lib/django/contrib/formtools/tests.py
changeset 0 0d40e90630ef
child 29 cc9b7e14412b
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/django/contrib/formtools/tests.py	Wed Jan 20 00:34:04 2010 +0100
@@ -0,0 +1,178 @@
+import unittest
+from django import forms
+from django.contrib.formtools import preview, wizard, utils
+from django import http
+from django.test import TestCase
+
+success_string = "Done was called!"
+
+class TestFormPreview(preview.FormPreview):
+
+    def done(self, request, cleaned_data):
+        return http.HttpResponse(success_string)
+
+class TestForm(forms.Form):
+    field1 = forms.CharField()
+    field1_ = forms.CharField()
+    bool1 = forms.BooleanField(required=False)
+
+class PreviewTests(TestCase):
+    urls = 'django.contrib.formtools.test_urls'
+
+    def setUp(self):
+        # Create a FormPreview instance to share between tests
+        self.preview = preview.FormPreview(TestForm)
+        input_template = '<input type="hidden" name="%s" value="%s" />'
+        self.input = input_template % (self.preview.unused_name('stage'), "%d")
+        self.test_data = {'field1':u'foo', 'field1_':u'asdf'}
+
+    def test_unused_name(self):
+        """
+        Verifies name mangling to get uniue field name.
+        """
+        self.assertEqual(self.preview.unused_name('field1'), 'field1__')
+
+    def test_form_get(self):
+        """
+        Test contrib.formtools.preview form retrieval.
+
+        Use the client library to see if we can sucessfully retrieve
+        the form (mostly testing the setup ROOT_URLCONF
+        process). Verify that an additional  hidden input field
+        is created to manage the stage.
+
+        """
+        response = self.client.get('/test1/')
+        stage = self.input % 1
+        self.assertContains(response, stage, 1)
+
+    def test_form_preview(self):
+        """
+        Test contrib.formtools.preview form preview rendering.
+
+        Use the client library to POST to the form to see if a preview
+        is returned.  If we do get a form back check that the hidden
+        value is correctly managing the state of the form.
+
+        """
+        # Pass strings for form submittal and add stage variable to
+        # show we previously saw first stage of the form.
+        self.test_data.update({'stage': 1})
+        response = self.client.post('/test1/', self.test_data)
+        # Check to confirm stage is set to 2 in output form.
+        stage = self.input % 2
+        self.assertContains(response, stage, 1)
+
+    def test_form_submit(self):
+        """
+        Test contrib.formtools.preview form submittal.
+
+        Use the client library to POST to the form with stage set to 3
+        to see if our forms done() method is called. Check first
+        without the security hash, verify failure, retry with security
+        hash and verify sucess.
+
+        """
+        # Pass strings for form submittal and add stage variable to
+        # show we previously saw first stage of the form.
+        self.test_data.update({'stage':2})
+        response = self.client.post('/test1/', self.test_data)
+        self.failIfEqual(response.content, success_string)
+        hash = self.preview.security_hash(None, TestForm(self.test_data))
+        self.test_data.update({'hash': hash})
+        response = self.client.post('/test1/', self.test_data)
+        self.assertEqual(response.content, success_string)
+
+    def test_bool_submit(self):
+        """
+        Test contrib.formtools.preview form submittal when form contains:
+        BooleanField(required=False)
+
+        Ticket: #6209 - When an unchecked BooleanField is previewed, the preview
+        form's hash would be computed with no value for ``bool1``. However, when
+        the preview form is rendered, the unchecked hidden BooleanField would be
+        rendered with the string value 'False'. So when the preview form is
+        resubmitted, the hash would be computed with the value 'False' for
+        ``bool1``. We need to make sure the hashes are the same in both cases.
+
+        """
+        self.test_data.update({'stage':2})
+        hash = self.preview.security_hash(None, TestForm(self.test_data))
+        self.test_data.update({'hash':hash, 'bool1':u'False'})
+        response = self.client.post('/test1/', self.test_data)
+        self.assertEqual(response.content, success_string)
+
+class SecurityHashTests(unittest.TestCase):
+
+    def test_textfield_hash(self):
+        """
+        Regression test for #10034: the hash generation function should ignore
+        leading/trailing whitespace so as to be friendly to broken browsers that
+        submit it (usually in textareas).
+        """
+        f1 = HashTestForm({'name': 'joe', 'bio': 'Nothing notable.'})
+        f2 = HashTestForm({'name': '  joe', 'bio': 'Nothing notable.  '})
+        hash1 = utils.security_hash(None, f1)
+        hash2 = utils.security_hash(None, f2)
+        self.assertEqual(hash1, hash2)
+        
+    def test_empty_permitted(self):
+        """
+        Regression test for #10643: the security hash should allow forms with
+        empty_permitted = True, or forms where data has not changed.
+        """
+        f1 = HashTestBlankForm({})
+        f2 = HashTestForm({}, empty_permitted=True)
+        hash1 = utils.security_hash(None, f1)
+        hash2 = utils.security_hash(None, f2)
+        self.assertEqual(hash1, hash2)
+
+class HashTestForm(forms.Form):
+    name = forms.CharField()
+    bio = forms.CharField()
+
+class HashTestBlankForm(forms.Form):
+    name = forms.CharField(required=False)
+    bio = forms.CharField(required=False)
+
+#
+# FormWizard tests
+#
+
+class WizardPageOneForm(forms.Form):
+    field = forms.CharField()
+
+class WizardPageTwoForm(forms.Form):
+    field = forms.CharField()
+
+class WizardClass(wizard.FormWizard):
+    def render_template(self, *args, **kw):
+        return ""
+
+    def done(self, request, cleaned_data):
+        return http.HttpResponse(success_string)
+
+class DummyRequest(object):
+    def __init__(self, POST=None):
+        self.method = POST and "POST" or "GET"
+        self.POST = POST
+
+class WizardTests(TestCase):
+    def test_step_starts_at_zero(self):
+        """
+        step should be zero for the first form
+        """
+        wizard = WizardClass([WizardPageOneForm, WizardPageTwoForm])
+        request = DummyRequest()
+        wizard(request)
+        self.assertEquals(0, wizard.step)
+
+    def test_step_increments(self):
+        """
+        step should be incremented when we go to the next page
+        """
+        wizard = WizardClass([WizardPageOneForm, WizardPageTwoForm])
+        request = DummyRequest(POST={"0-field":"test", "wizard_step":"0"})
+        response = wizard(request)
+        self.assertEquals(1, wizard.step)
+