django/tests/regressiontests/test_client_regress/models.py

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"""
Regression tests for the Test Client, especially the customized assertions.
"""
from django.test import Client, TestCase
from django.core import mail
import os
class AssertContainsTests(TestCase):
def test_contains(self):
"Responses can be inspected for content, including counting repeated substrings"
response = self.client.get('/test_client_regress/no_template_view/')
self.assertContains(response, 'never', 0)
self.assertContains(response, 'once')
self.assertContains(response, 'once', 1)
self.assertContains(response, 'twice')
self.assertContains(response, 'twice', 2)
try:
self.assertContains(response, 'never', 1)
except AssertionError, e:
self.assertEquals(str(e), "Found 0 instances of 'never' in response (expected 1)")
try:
self.assertContains(response, 'once', 0)
except AssertionError, e:
self.assertEquals(str(e), "Found 1 instances of 'once' in response (expected 0)")
try:
self.assertContains(response, 'once', 2)
except AssertionError, e:
self.assertEquals(str(e), "Found 1 instances of 'once' in response (expected 2)")
try:
self.assertContains(response, 'twice', 1)
except AssertionError, e:
self.assertEquals(str(e), "Found 2 instances of 'twice' in response (expected 1)")
try:
self.assertContains(response, 'thrice')
except AssertionError, e:
self.assertEquals(str(e), "Couldn't find 'thrice' in response")
try:
self.assertContains(response, 'thrice', 3)
except AssertionError, e:
self.assertEquals(str(e), "Found 0 instances of 'thrice' in response (expected 3)")
class AssertTemplateUsedTests(TestCase):
fixtures = ['testdata.json']
def test_no_context(self):
"Template usage assertions work then templates aren't in use"
response = self.client.get('/test_client_regress/no_template_view/')
# Check that the no template case doesn't mess with the template assertions
self.assertTemplateNotUsed(response, 'GET Template')
try:
self.assertTemplateUsed(response, 'GET Template')
except AssertionError, e:
self.assertEquals(str(e), "No templates used to render the response")
def test_single_context(self):
"Template assertions work when there is a single context"
response = self.client.get('/test_client/post_view/', {})
#
try:
self.assertTemplateNotUsed(response, 'Empty GET Template')
except AssertionError, e:
self.assertEquals(str(e), "Template 'Empty GET Template' was used unexpectedly in rendering the response")
try:
self.assertTemplateUsed(response, 'Empty POST Template')
except AssertionError, e:
self.assertEquals(str(e), "Template 'Empty POST Template' was not a template used to render the response. Actual template(s) used: Empty GET Template")
def test_multiple_context(self):
"Template assertions work when there are multiple contexts"
post_data = {
'text': 'Hello World',
'email': 'foo@example.com',
'value': 37,
'single': 'b',
'multi': ('b','c','e')
}
response = self.client.post('/test_client/form_view_with_template/', post_data)
self.assertContains(response, 'POST data OK')
try:
self.assertTemplateNotUsed(response, "form_view.html")
except AssertionError, e:
self.assertEquals(str(e), "Template 'form_view.html' was used unexpectedly in rendering the response")
try:
self.assertTemplateNotUsed(response, 'base.html')
except AssertionError, e:
self.assertEquals(str(e), "Template 'base.html' was used unexpectedly in rendering the response")
try:
self.assertTemplateUsed(response, "Valid POST Template")
except AssertionError, e:
self.assertEquals(str(e), "Template 'Valid POST Template' was not a template used to render the response. Actual template(s) used: form_view.html, base.html")
class AssertRedirectsTests(TestCase):
def test_redirect_page(self):
"An assertion is raised if the original page couldn't be retrieved as expected"
# This page will redirect with code 301, not 302
response = self.client.get('/test_client/permanent_redirect_view/')
try:
self.assertRedirects(response, '/test_client/get_view/')
except AssertionError, e:
self.assertEquals(str(e), "Response didn't redirect as expected: Response code was 301 (expected 302)")
def test_lost_query(self):
"An assertion is raised if the redirect location doesn't preserve GET parameters"
response = self.client.get('/test_client/redirect_view/', {'var': 'value'})
try:
self.assertRedirects(response, '/test_client/get_view/')
except AssertionError, e:
self.assertEquals(str(e), "Response redirected to 'http://testserver/test_client/get_view/?var=value', expected '/test_client/get_view/'")
def test_incorrect_target(self):
"An assertion is raised if the response redirects to another target"
response = self.client.get('/test_client/permanent_redirect_view/')
try:
# Should redirect to get_view
self.assertRedirects(response, '/test_client/some_view/')
except AssertionError, e:
self.assertEquals(str(e), "Response didn't redirect as expected: Response code was 301 (expected 302)")
def test_target_page(self):
"An assertion is raised if the response redirect target cannot be retrieved as expected"
response = self.client.get('/test_client/double_redirect_view/')
try:
# The redirect target responds with a 301 code, not 200
self.assertRedirects(response, 'http://testserver/test_client/permanent_redirect_view/')
except AssertionError, e:
self.assertEquals(str(e), "Couldn't retrieve redirection page '/test_client/permanent_redirect_view/': response code was 301 (expected 200)")
class AssertFormErrorTests(TestCase):
def test_unknown_form(self):
"An assertion is raised if the form name is unknown"
post_data = {
'text': 'Hello World',
'email': 'not an email address',
'value': 37,
'single': 'b',
'multi': ('b','c','e')
}
response = self.client.post('/test_client/form_view/', post_data)
self.assertEqual(response.status_code, 200)
self.assertTemplateUsed(response, "Invalid POST Template")
try:
self.assertFormError(response, 'wrong_form', 'some_field', 'Some error.')
except AssertionError, e:
self.assertEqual(str(e), "The form 'wrong_form' was not used to render the response")
def test_unknown_field(self):
"An assertion is raised if the field name is unknown"
post_data = {
'text': 'Hello World',
'email': 'not an email address',
'value': 37,
'single': 'b',
'multi': ('b','c','e')
}
response = self.client.post('/test_client/form_view/', post_data)
self.assertEqual(response.status_code, 200)
self.assertTemplateUsed(response, "Invalid POST Template")
try:
self.assertFormError(response, 'form', 'some_field', 'Some error.')
except AssertionError, e:
self.assertEqual(str(e), "The form 'form' in context 0 does not contain the field 'some_field'")
def test_noerror_field(self):
"An assertion is raised if the field doesn't have any errors"
post_data = {
'text': 'Hello World',
'email': 'not an email address',
'value': 37,
'single': 'b',
'multi': ('b','c','e')
}
response = self.client.post('/test_client/form_view/', post_data)
self.assertEqual(response.status_code, 200)
self.assertTemplateUsed(response, "Invalid POST Template")
try:
self.assertFormError(response, 'form', 'value', 'Some error.')
except AssertionError, e:
self.assertEqual(str(e), "The field 'value' on form 'form' in context 0 contains no errors")
def test_unknown_error(self):
"An assertion is raised if the field doesn't contain the provided error"
post_data = {
'text': 'Hello World',
'email': 'not an email address',
'value': 37,
'single': 'b',
'multi': ('b','c','e')
}
response = self.client.post('/test_client/form_view/', post_data)
self.assertEqual(response.status_code, 200)
self.assertTemplateUsed(response, "Invalid POST Template")
try:
self.assertFormError(response, 'form', 'email', 'Some error.')
except AssertionError, e:
self.assertEqual(str(e), "The field 'email' on form 'form' in context 0 does not contain the error 'Some error.' (actual errors: [u'Enter a valid e-mail address.'])")
def test_unknown_nonfield_error(self):
"""
Checks that an assertion is raised if the form's non field errors
doesn't contain the provided error.
"""
post_data = {
'text': 'Hello World',
'email': 'not an email address',
'value': 37,
'single': 'b',
'multi': ('b','c','e')
}
response = self.client.post('/test_client/form_view/', post_data)
self.assertEqual(response.status_code, 200)
self.assertTemplateUsed(response, "Invalid POST Template")
try:
self.assertFormError(response, 'form', None, 'Some error.')
except AssertionError, e:
self.assertEqual(str(e), "The form 'form' in context 0 does not contain the non-field error 'Some error.' (actual errors: )")
class FileUploadTests(TestCase):
def test_simple_upload(self):
fd = open(os.path.join(os.path.dirname(__file__), "views.py"))
post_data = {
'name': 'Ringo',
'file_field': fd,
}
response = self.client.post('/test_client_regress/file_upload/', post_data)
self.assertEqual(response.status_code, 200)
class LoginTests(TestCase):
fixtures = ['testdata']
def test_login_different_client(self):
"Check that using a different test client doesn't violate authentication"
# Create a second client, and log in.
c = Client()
login = c.login(username='testclient', password='password')
self.failUnless(login, 'Could not log in')
# Get a redirection page with the second client.
response = c.get("/test_client_regress/login_protected_redirect_view/")
# At this points, the self.client isn't logged in.
# Check that assertRedirects uses the original client, not the
# default client.
self.assertRedirects(response, "http://testserver/test_client_regress/get_view/")