first cut integrating lettuce + selenium into django

lms/djangoapps/courseware/features/courses.py

+from lettuce import * #before, world
+from selenium import *
+import lettuce_webdriver.webdriver
+import logging
+from selenium.webdriver import ActionChains
+from selenium.webdriver.support.ui import WebDriverWait
+
+from collections import defaultdict
+from fs.errors import ResourceNotFoundError
+from functools import wraps
+import logging
+
+from path import path
+from django.conf import settings
+from django.http import Http404
+
+from xmodule.course_module import CourseDescriptor
+from xmodule.modulestore import Location
+from xmodule.modulestore.django import modulestore
+from xmodule.modulestore.exceptions import ItemNotFoundError
+from static_replace import replace_urls, try_staticfiles_lookup
+from courseware.access import has_access
+
+## set up logger
+# logging.basicConfig(filename='lettuce.log', level=logging.DEBUG)
+
+## support functions
+def get_courses():
+  '''
+  Returns dict of lists of courses available, keyed by course.org (ie university).
+  Courses are sorted by course.number.
+  '''
+  # TODO: Clean up how 'error' is done.
+  # filter out any courses that errored.
+  courses = [c for c in modulestore().get_courses()
+             if isinstance(c, CourseDescriptor)]
+  courses = sorted(courses, key=lambda course: course.number)
+
+  logging.debug(courses)
+
+## course listing step
+@step(u'I should see all courses')
+def i_should_see_all_courses(step):
+  get_courses()
\ No newline at end of file

lms/djangoapps/courseware/features/homepage.feature

+Feature: There are courses
+  In order to view and sign up for courses
+  As anonymous web users
+  We want to be able to see all the courses available on the home page
+
+  Scenario: We can see all the courses
+    Given I visit "http://localhost:8000/"
+    I should see all courses
\ No newline at end of file

lms/djangoapps/terrain.py

+from lettuce import before, after, world
+from selenium import webdriver
+import lettuce_webdriver.webdriver
+
+@before.all
+def setup_browser():
+  world.browser = webdriver.Firefox()
+
+@after.all
+def teardown_browser(total):
+  world.browser.quit()
\ No newline at end of file

lms/envs/test_lettuce.py

+"""
+This config file runs the simplest dev environment using sqlite, and db-based
+sessions. Assumes structure:
+
+/envroot/
+        /db   # This is where it'll write the database file
+        /mitx # The location of this repo
+        /log  # Where we're going to write log files
+"""
+from .common import *
+from .logsettings import get_logger_config
+
+DEBUG = True
+TEMPLATE_DEBUG = True
+
+MITX_FEATURES['DISABLE_START_DATES'] = True
+MITX_FEATURES['ENABLE_SQL_TRACKING_LOGS'] = True
+
+WIKI_ENABLED = True
+
+LOGGING = get_logger_config(ENV_ROOT / "log",
+                            logging_env="dev",
+                            tracking_filename="tracking.log",
+                            debug=True)
+
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.sqlite3',
+        'NAME': ENV_ROOT / "db" / "mitx.db",
+    }
+}
+
+CACHES = {
+    # This is the cache used for most things. Askbot will not work without a
+    # functioning cache -- it relies on caching to load its settings in places.
+    # In staging/prod envs, the sessions also live here.
+    'default': {
+        'BACKEND': 'django.core.cache.backends.locmem.LocMemCache',
+        'LOCATION': 'mitx_loc_mem_cache',
+        'KEY_FUNCTION': 'util.memcache.safe_key',
+    },
+
+    # The general cache is what you get if you use our util.cache. It's used for
+    # things like caching the course.xml file for different A/B test groups.
+    # We set it to be a DummyCache to force reloading of course.xml in dev.
+    # In staging environments, we would grab VERSION from data uploaded by the
+    # push process.
+    'general': {
+        'BACKEND': 'django.core.cache.backends.dummy.DummyCache',
+        'KEY_PREFIX': 'general',
+        'VERSION': 4,
+        'KEY_FUNCTION': 'util.memcache.safe_key',
+    }
+}
+
+XQUEUE_INTERFACE = {
+    "url": "https://sandbox-xqueue.edx.org",
+    "django_auth": {
+        "username": "lms",
+        "password": "***REMOVED***"
+    },
+    "basic_auth": ('anant', 'agarwal'),
+}
+
+# Make the keyedcache startup warnings go away
+CACHE_TIMEOUT = 0
+
+# Dummy secret key for dev
+SECRET_KEY = '85920908f28904ed733fe576320db18cabd7b6cd'
+
+################################ LMS Migration #################################
+MITX_FEATURES['ENABLE_LMS_MIGRATION'] = True
+MITX_FEATURES['ACCESS_REQUIRE_STAFF_FOR_COURSE'] = False   # require that user be in the staff_* group to be able to enroll
+MITX_FEATURES['USE_XQA_SERVER'] = 'http://xqa:server@content-qa.mitx.mit.edu/xqa'
+
+LMS_MIGRATION_ALLOWED_IPS = ['127.0.0.1']
+
+################################ OpenID Auth #################################
+MITX_FEATURES['AUTH_USE_OPENID'] = True
+MITX_FEATURES['BYPASS_ACTIVATION_EMAIL_FOR_EXTAUTH'] = True
+
+INSTALLED_APPS += ('external_auth',) 
+INSTALLED_APPS += ('django_openid_auth',)
+
+OPENID_CREATE_USERS = False
+OPENID_UPDATE_DETAILS_FROM_SREG = True
+OPENID_SSO_SERVER_URL = 'https://www.google.com/accounts/o8/id' # TODO: accept more endpoints
+OPENID_USE_AS_ADMIN_LOGIN = False
+
+################################ MIT Certificates SSL Auth #################################
+MITX_FEATURES['AUTH_USE_MIT_CERTIFICATES'] = True
+
+################################ DEBUG TOOLBAR #################################
+INSTALLED_APPS += ('debug_toolbar',)
+INSTALLED_APPS += ('lettuce.django',)
+
+MIDDLEWARE_CLASSES += ('debug_toolbar.middleware.DebugToolbarMiddleware',)
+INTERNAL_IPS = ('127.0.0.1',)
+
+DEBUG_TOOLBAR_PANELS = (
+   'debug_toolbar.panels.version.VersionDebugPanel',
+   'debug_toolbar.panels.timer.TimerDebugPanel',
+   'debug_toolbar.panels.settings_vars.SettingsVarsDebugPanel',
+   'debug_toolbar.panels.headers.HeaderDebugPanel',
+   'debug_toolbar.panels.request_vars.RequestVarsDebugPanel',
+   'debug_toolbar.panels.sql.SQLDebugPanel',
+   'debug_toolbar.panels.signals.SignalDebugPanel',
+   'debug_toolbar.panels.logger.LoggingPanel',
+
+#  Enabling the profiler has a weird bug as of django-debug-toolbar==0.9.4 and
+#  Django=1.3.1/1.4 where requests to views get duplicated (your method gets
+#  hit twice). So you can uncomment when you need to diagnose performance
+#  problems, but you shouldn't leave it on.
+#  'debug_toolbar.panels.profiling.ProfilingDebugPanel',
+)
+
+############################ FILE UPLOADS (ASKBOT) #############################
+DEFAULT_FILE_STORAGE = 'django.core.files.storage.FileSystemStorage'
+MEDIA_ROOT = ENV_ROOT / "uploads"
+MEDIA_URL = "/static/uploads/"
+STATICFILES_DIRS.append(("uploads", MEDIA_ROOT))
+FILE_UPLOAD_TEMP_DIR = ENV_ROOT / "uploads"
+FILE_UPLOAD_HANDLERS = (
+    'django.core.files.uploadhandler.MemoryFileUploadHandler',
+    'django.core.files.uploadhandler.TemporaryFileUploadHandler',
+)
+
+########################### PIPELINE #################################
+
+PIPELINE_SASS_ARGUMENTS = '-r {proj_dir}/static/sass/bourbon/lib/bourbon.rb'.format(proj_dir=PROJECT_ROOT)