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from __future__ import absolute_import, unicode_literals
import unittest
from django.contrib.auth.models import User
from django.db import IntegrityError, transaction
from django.test import TestCase
from django.test.utils import override_settings
from django.utils import six
from ..base import BaseTestCase
from ..views import listcomp_view, regular_view
@override_settings(DEBUG_TOOLBAR_PANELS=['debug_toolbar.panels.profiling.ProfilingPanel'])
class ProfilingPanelTestCase(BaseTestCase):
def setUp(self):
super(ProfilingPanelTestCase, self).setUp()
self.panel = self.toolbar.get_panel_by_id('ProfilingPanel')
def test_regular_view(self):
self.panel.process_view(self.request, regular_view, ('profiling',), {})
self.panel.process_response(self.request, self.response)
self.panel.generate_stats(self.request, self.response)
self.assertIn('func_list', self.panel.get_stats())
self.assertIn('regular_view', self.panel.content)
def test_insert_content(self):
"""
Test that the panel only inserts content after generate_stats and
not the process_response.
"""
self.panel.process_view(self.request, regular_view, ('profiling',), {})
self.panel.process_response(self.request, self.response)
# ensure the panel does not have content yet.
self.assertNotIn('regular_view', self.panel.content)
self.panel.generate_stats(self.request, self.response)
# ensure the panel renders correctly.
self.assertIn('regular_view', self.panel.content)
self.assertValidHTML(self.panel.content)
@unittest.skipIf(six.PY2, 'list comprehension not listed on Python 2')
def test_listcomp_escaped(self):
self.panel.process_view(self.request, listcomp_view, (), {})
self.panel.generate_stats(self.request, self.response)
self.assertNotIn('<span class="djdt-func"><listcomp></span>', self.panel.content)
self.assertIn('<span class="djdt-func"><listcomp></span>', self.panel.content)
def test_generate_stats_no_profiler(self):
"""
Test generating stats with no profiler.
"""
self.assertIsNone(self.panel.generate_stats(self.request, self.response))
def test_generate_stats_no_root_func(self):
"""
Test generating stats using profiler without root function.
"""
self.panel.process_view(self.request, regular_view, ('profiling',), {})
self.panel.process_response(self.request, self.response)
self.panel.profiler.clear()
self.panel.profiler.enable()
self.panel.profiler.disable()
self.panel.generate_stats(self.request, self.response)
self.assertNotIn('func_list', self.panel.get_stats())
@override_settings(DEBUG=True,
DEBUG_TOOLBAR_PANELS=['debug_toolbar.panels.profiling.ProfilingPanel'])
class ProfilingPanelIntegrationTestCase(TestCase):
def test_view_executed_once(self):
self.assertEqual(User.objects.count(), 0)
response = self.client.get('/new_user/')
self.assertContains(response, 'Profiling')
self.assertEqual(User.objects.count(), 1)
with self.assertRaises(IntegrityError):
with transaction.atomic():
response = self.client.get('/new_user/')
self.assertEqual(User.objects.count(), 1)
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