diff -r 57b4279d8c4e -r 03e267d67478 app/django/test/testcases.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/app/django/test/testcases.py	Fri Jul 18 18:22:23 2008 +0000
@@ -0,0 +1,199 @@
+import re
+import unittest
+from urlparse import urlsplit, urlunsplit
+
+from django.http import QueryDict
+from django.db import transaction
+from django.core import mail
+from django.core.management import call_command
+from django.test import _doctest as doctest
+from django.test.client import Client
+
+normalize_long_ints = lambda s: re.sub(r'(?<![\w])(\d+)L(?![\w])', '\\1', s)
+
+def to_list(value):
+    """
+    Puts value into a list if it's not already one.
+    Returns an empty list if value is None.
+    """
+    if value is None:
+        value = []
+    elif not isinstance(value, list):
+        value = [value]
+    return value
+
+
+class OutputChecker(doctest.OutputChecker):
+    def check_output(self, want, got, optionflags):
+        ok = doctest.OutputChecker.check_output(self, want, got, optionflags)
+
+        # Doctest does an exact string comparison of output, which means long
+        # integers aren't equal to normal integers ("22L" vs. "22"). The
+        # following code normalizes long integers so that they equal normal
+        # integers.
+        if not ok:
+            return normalize_long_ints(want) == normalize_long_ints(got)
+        return ok
+
+class DocTestRunner(doctest.DocTestRunner):
+    def __init__(self, *args, **kwargs):
+        doctest.DocTestRunner.__init__(self, *args, **kwargs)
+        self.optionflags = doctest.ELLIPSIS
+
+    def report_unexpected_exception(self, out, test, example, exc_info):
+        doctest.DocTestRunner.report_unexpected_exception(self, out, test,
+                                                          example, exc_info)
+        # Rollback, in case of database errors. Otherwise they'd have
+        # side effects on other tests.
+        transaction.rollback_unless_managed()
+
+class TestCase(unittest.TestCase):
+    def _pre_setup(self):
+        """Performs any pre-test setup. This includes:
+
+            * Flushing the database.
+            * If the Test Case class has a 'fixtures' member, installing the 
+              named fixtures.
+            * Clearing the mail test outbox.
+        """
+        call_command('flush', verbosity=0, interactive=False)
+        if hasattr(self, 'fixtures'):
+            # We have to use this slightly awkward syntax due to the fact
+            # that we're using *args and **kwargs together.
+            call_command('loaddata', *self.fixtures, **{'verbosity': 0})
+        mail.outbox = []
+
+    def __call__(self, result=None):
+        """
+        Wrapper around default __call__ method to perform common Django test
+        set up. This means that user-defined Test Cases aren't required to
+        include a call to super().setUp().
+        """
+        self.client = Client()
+        try:
+            self._pre_setup()
+        except (KeyboardInterrupt, SystemExit):
+            raise
+        except Exception:
+            import sys
+            result.addError(self, sys.exc_info())
+            return
+        super(TestCase, self).__call__(result)
+
+    def assertRedirects(self, response, expected_url, status_code=302,
+                        target_status_code=200, host=None):
+        """Asserts that a response redirected to a specific URL, and that the
+        redirect URL can be loaded.
+
+        Note that assertRedirects won't work for external links since it uses
+        TestClient to do a request.
+        """
+        self.assertEqual(response.status_code, status_code,
+            ("Response didn't redirect as expected: Response code was %d"
+             " (expected %d)" % (response.status_code, status_code)))
+        url = response['Location']
+        scheme, netloc, path, query, fragment = urlsplit(url)
+        e_scheme, e_netloc, e_path, e_query, e_fragment = urlsplit(expected_url)
+        if not (e_scheme or e_netloc):
+            expected_url = urlunsplit(('http', host or 'testserver', e_path,
+                    e_query, e_fragment))
+        self.assertEqual(url, expected_url,
+            "Response redirected to '%s', expected '%s'" % (url, expected_url))
+
+        # Get the redirection page, using the same client that was used
+        # to obtain the original response.
+        redirect_response = response.client.get(path, QueryDict(query))
+        self.assertEqual(redirect_response.status_code, target_status_code,
+            ("Couldn't retrieve redirection page '%s': response code was %d"
+             " (expected %d)") %
+                 (path, redirect_response.status_code, target_status_code))
+
+    def assertContains(self, response, text, count=None, status_code=200):
+        """
+        Asserts that a response indicates that a page was retrieved
+        successfully, (i.e., the HTTP status code was as expected), and that
+        ``text`` occurs ``count`` times in the content of the response.
+        If ``count`` is None, the count doesn't matter - the assertion is true
+        if the text occurs at least once in the response.
+        """
+        self.assertEqual(response.status_code, status_code,
+            "Couldn't retrieve page: Response code was %d (expected %d)'" %
+                (response.status_code, status_code))
+        real_count = response.content.count(text)
+        if count is not None:
+            self.assertEqual(real_count, count,
+                "Found %d instances of '%s' in response (expected %d)" %
+                    (real_count, text, count))
+        else:
+            self.failUnless(real_count != 0,
+                            "Couldn't find '%s' in response" % text)
+
+    def assertFormError(self, response, form, field, errors):
+        """
+        Asserts that a form used to render the response has a specific field
+        error.
+        """
+        # Put context(s) into a list to simplify processing.
+        contexts = to_list(response.context)
+        if not contexts:
+            self.fail('Response did not use any contexts to render the'
+                      ' response')
+
+        # Put error(s) into a list to simplify processing.
+        errors = to_list(errors)
+
+        # Search all contexts for the error.
+        found_form = False
+        for i,context in enumerate(contexts):
+            if form not in context:
+                continue
+            found_form = True
+            for err in errors:
+                if field:
+                    if field in context[form].errors:
+                        field_errors = context[form].errors[field]
+                        self.failUnless(err in field_errors,
+                                        "The field '%s' on form '%s' in"
+                                        " context %d does not contain the"
+                                        " error '%s' (actual errors: %s)" %
+                                            (field, form, i, err,
+                                             repr(field_errors)))
+                    elif field in context[form].fields:
+                        self.fail("The field '%s' on form '%s' in context %d"
+                                  " contains no errors" % (field, form, i))
+                    else:
+                        self.fail("The form '%s' in context %d does not"
+                                  " contain the field '%s'" %
+                                      (form, i, field))
+                else:
+                    non_field_errors = context[form].non_field_errors()
+                    self.failUnless(err in non_field_errors,
+                        "The form '%s' in context %d does not contain the"
+                        " non-field error '%s' (actual errors: %s)" %
+                            (form, i, err, non_field_errors))
+        if not found_form:
+            self.fail("The form '%s' was not used to render the response" %
+                          form)
+
+    def assertTemplateUsed(self, response, template_name):
+        """
+        Asserts that the template with the provided name was used in rendering
+        the response.
+        """
+        template_names = [t.name for t in to_list(response.template)]
+        if not template_names:
+            self.fail('No templates used to render the response')
+        self.failUnless(template_name in template_names,
+            (u"Template '%s' was not a template used to render the response."
+             u" Actual template(s) used: %s") % (template_name,
+                                                 u', '.join(template_names)))
+
+    def assertTemplateNotUsed(self, response, template_name):
+        """
+        Asserts that the template with the provided name was NOT used in
+        rendering the response.
+        """
+        template_names = [t.name for t in to_list(response.template)]
+        self.failIf(template_name in template_names,
+            (u"Template '%s' was used unexpectedly in rendering the"
+             u" response") % template_name)