Add Selenim test.

Author: aaugustin

Makefile

@@ -11,6 +11,10 @@ test:
 	DJANGO_SETTINGS_MODULE=tests.settings PYTHONPATH=. \
 		django-admin.py test tests
 
+test_selenium:
+	DJANGO_SELENIUM_TESTS=true DJANGO_SETTINGS_MODULE=tests.settings PYTHONPATH=. \
+		django-admin.py test tests
+
 coverage:
 	coverage erase
 	DJANGO_SETTINGS_MODULE=tests.settings PYTHONPATH=. \

docs/contributing.rst

@@ -46,8 +46,19 @@ Python::
 
 This is strongly recommended before committing changes to Python code.
 
+The test suite includes frontend tests written with Selenium. Since they're
+annoyingly slow, they're disabled by default. You can run them as follows::
+
+    $ make test_selenium
+
+or by setting the ``DJANGO_SELENIUM_TESTS`` environment variable::
+
+    $ DJANGO_SELENIUM_TESTS=true make test
+    $ DJANGO_SELENIUM_TESTS=true make coverage
+    $ DJANGO_SELENIUM_TESTS=true tox
+
 At this time, there isn't an easy way to test against databases other than
-SQLite. The JaveScript code isn't tested either.
+SQLite.
 
 Style
 -----

requirements_dev.txt

@@ -11,6 +11,7 @@ sqlparse
 
 coverage
 flake8
+selenium
 tox
 
 # Documentation

tests/settings.py

@@ -24,6 +24,8 @@
     'tests',
 ]
 
+MEDIA_URL = '/media/'   # Avoids https://code.djangoproject.com/ticket/21451
+
 MIDDLEWARE_CLASSES = [
     'debug_toolbar.middleware.DebugToolbarMiddleware',
     'django.contrib.sessions.middleware.SessionMiddleware',

tests/test_integration.py

@@ -2,10 +2,19 @@
 
 from __future__ import unicode_literals
 
+import os
 from xml.etree import ElementTree as ET
 
-from django.test import TestCase, RequestFactory
+try:
+    from selenium import webdriver
+    from selenium.common.exceptions import NoSuchElementException
+    from selenium.webdriver.support.wait import WebDriverWait
+except ImportError:
+    webdriver = None
+
+from django.test import LiveServerTestCase, RequestFactory, TestCase
 from django.test.utils import override_settings
+from django.utils.unittest import skipIf, skipUnless
 
 from debug_toolbar.middleware import DebugToolbarMiddleware, show_toolbar
 
@@ -92,3 +101,29 @@ def test_non_utf8_charset(self):
     def test_xml_validation(self):
         response = self.client.get('/regular/XML/')
         ET.fromstring(response.content)     # shouldn't raise ParseError
+
+
+@skipIf(webdriver is None, "selenium isn't installed")
+@skipUnless('DJANGO_SELENIUM_TESTS' in os.environ, "selenium tests not requested")
+@override_settings(DEBUG=True)
+class DebugToolbarLiveTestCase(LiveServerTestCase):
+
+    @classmethod
+    def setUpClass(cls):
+        super(DebugToolbarLiveTestCase, cls).setUpClass()
+        cls.selenium = webdriver.Firefox()
+
+    @classmethod
+    def tearDownClass(cls):
+        cls.selenium.quit()
+        super(DebugToolbarLiveTestCase, cls).tearDownClass()
+
+    def test_basic(self):
+        self.selenium.get(self.live_server_url + '/regular/basic/')
+        version_button = self.selenium.find_element_by_class_name('VersionDebugPanel')
+        version_panel = self.selenium.find_element_by_id('VersionDebugPanel')
+        with self.assertRaises(NoSuchElementException):
+            version_panel.find_element_by_tag_name('table')
+        version_button.click()      # load contents of the version panel
+        WebDriverWait(self.selenium, timeout=10).until(
+            lambda selenium: version_panel.find_element_by_tag_name('table'))

tox.ini

@@ -15,6 +15,7 @@ envlist =
 [testenv]
 commands = make test
 deps =
+    selenium
     sqlparse
 whitelist_externals = make