def test_install_error_handlers(rf):
# no error handler set
with override_settings(DEBUG=False,
SHUUP_ERROR_PAGE_HANDLERS_SPEC=[],
MIDDLEWARE_CLASSES=[],
MIDDLEWARE=[]):
def intact_view(request, *args, **kwargs):
return HttpResponse("OK")
# set handlers in root urlconf
with replace_urls(
[
url("^/", intact_view),
], {
"handler400": intact_view,
"handler403": intact_view,
"handler404": intact_view,
"handler500": intact_view
}):
# install error handlers - as soon as no spec was set,
# the handlers must return the same as the default handlers
install_error_handlers()
resolver = get_resolver(None)
urlconf = resolver.urlconf_module
assert urlconf.handler500 != intact_view
assert urlconf.handler400 != intact_view
assert urlconf.handler403 != intact_view
assert urlconf.handler404 != intact_view
request = rf.get("/")
assert urlconf.handler400(request).content == intact_view(
request).content
assert urlconf.handler403(request).content == intact_view(
request).content
assert urlconf.handler404(request).content == intact_view(
request).content
assert urlconf.handler500(request).content == intact_view(
request).content
# force clear again
import shuup.core.error_handling as error_handling
error_handling._URLCONF_ERROR_HANDLERS.clear()
# NO handler set in root urlconf
with replace_urls([
url("^aaargh/", errorful_view),
url("^notfound/", notfound_view),
], {}):
# install error handlers - as soon as no spec was set,
# neither handlers set in urlconf, must return blank http responses with errors
install_error_handlers()
resolver = get_resolver(None)
urlconf = resolver.urlconf_module
request = rf.get("/")
assert urlconf.handler400(request).status_code == 400
assert urlconf.handler403(request).status_code == 403
assert urlconf.handler404(request).status_code == 404
assert urlconf.handler500(request).status_code == 500
handler = BaseHandler()
handler.load_middleware()
response = handler.get_response(rf.get("/aaargh/"))
assert response.status_code == 500
response = handler.get_response(rf.get("/notfound/"))
assert response.status_code == 404
def test_front_error_handlers(rf):
"""
Test that `SHUUP_ERROR_PAGE_HANDLERS_SPEC` installs error handlers that are overwriting custom ones.
"""
with override_settings(
DEBUG=False,
SHUUP_ERROR_PAGE_HANDLERS_SPEC=[
"shuup.front.error_handlers.FrontPageErrorHandler"
],
MIDDLEWARE_CLASSES=[], # For Django < 2
MIDDLEWARE=[],
TEMPLATES=
[ # Overriden to be sure about the contents of our 500.jinja
{
"BACKEND":
"django_jinja.backend.Jinja2",
"DIRS": [
os.path.realpath(
os.path.join(os.path.dirname(__file__), "templates"))
],
"OPTIONS": {
"match_extension": ".jinja",
"newstyle_gettext": True,
},
"NAME":
"jinja2",
}
]):
with replace_urls([
url("^aaargh/", errorful_view),
url("^notfound/", notfound_view),
url("^dash/", DashboardView.as_view()),
url("^index/", IndexView.as_view()),
], {
"handler404": four_oh_four,
"handler500": handler500
}):
resolver = get_resolver(None)
urlconf = resolver.urlconf_module
handler = BaseHandler()
handler.load_middleware()
# test without installing the handler
assert urlconf.handler404 == four_oh_four
assert urlconf.handler500 == handler500
# Test 500
response = handler.get_response(rf.get("/aaargh/"))
assert response.status_code == 500
assert b"The best error" in response.content
# Test 404
response = handler.get_response(rf.get("/another_castle/"))
assert response.status_code == 404
assert b"flesh wound" in response.content
# inject our custom error handlers
install_error_handlers()
assert urlconf.handler404 != four_oh_four
assert urlconf.handler500 != handler500
assert "miss something? 404" in force_text(
urlconf.handler404(rf.get("/notfound/")).content)
assert "intergalactic testing 500" in force_text(
urlconf.handler500(rf.get("/aaargh/")).content)
# Front must handle all possible apps
error_handler = FrontPageErrorHandler()
response = handler.get_response(rf.get("/aaargh/"))
assert "intergalactic testing 500" in force_text(response.content)
# simulate a view to check whether the handler can handle an
# error of a non-front view, a front view and a admin view
for path in ("/aaargh/", "/index/", "/dash/"):
request = rf.get(path)
assert error_handler.can_handle_error(request, 500)
assert error_handler.can_handle_error(request, 400)
assert error_handler.can_handle_error(request, 403)
assert error_handler.can_handle_error(request, 404)
# check the error handlers return the correct status and text
for status, content in [
(500, "intergalactic testing 500"),
(400, "about 400"),
(403, "get out 403"),
(404, "miss something? 404"),
]:
response = error_handler.handle_error(request, status)
assert response.status_code == status
assert content in force_text(response.content)
from django.conf import settings
# front can't handle static and media paths
for path in (settings.STATIC_URL + "mystaticfile",
settings.MEDIA_URL + "mymediafile"):
request = rf.get(path)
assert error_handler.can_handle_error(request, 500) is False
assert error_handler.can_handle_error(request, 400) is False
assert error_handler.can_handle_error(request, 403) is False
assert error_handler.can_handle_error(request, 404) is False
def test_admin_error_handlers(rf):
"""
Test that SHUUP_ERROR_PAGE_HANDLERS_SPEC installs error handlers that are overwriting custom ones.
"""
with override_settings(
DEBUG=False,
SHUUP_ERROR_PAGE_HANDLERS_SPEC=[
"shuup.admin.error_handlers.AdminPageErrorHandler"
],
MIDDLEWARE_CLASSES=[], # For Django 2
MIDDLEWARE=[],
TEMPLATES=
[ # Overriden to be sure about the contents of our 500.jinja
{
"BACKEND":
"django_jinja.backend.Jinja2",
"DIRS": [
os.path.realpath(
os.path.join(os.path.dirname(__file__), "templates"))
],
"OPTIONS": {
"match_extension": ".jinja",
"newstyle_gettext": True,
},
"NAME":
"jinja2",
}
]):
with replace_urls([
url("^aaargh/", errorful_view),
url("^index/", IndexView.as_view()),
url("^dash/", DashboardView.as_view()),
], {
"handler404": four_oh_four,
"handler500": handler500
}):
resolver = get_resolver(None)
urlconf = resolver.urlconf_module
handler = BaseHandler()
handler.load_middleware()
# test without installing the handler
assert urlconf.handler404 == four_oh_four
assert urlconf.handler500 == handler500
# Test 500
response = handler.get_response(rf.get("/aaargh/"))
assert response.status_code == 500
assert b"The best error" in response.content
# Test 404
response = handler.get_response(rf.get("/another_castle/"))
assert response.status_code == 404
assert b"flesh wound" in response.content
# inject our custom error handlers
install_error_handlers()
# here the urlconfs will be the default handlers
# because admin can't handle such requests
# but the functions of the handlers are pointing to our factory view
assert urlconf.handler404 != four_oh_four
assert urlconf.handler500 != handler500
assert "flesh wound" in force_text(
urlconf.handler404(rf.get("/notfound/")).content)
assert "The best error" in force_text(
urlconf.handler500(rf.get("/aaargh/")).content)
# Admin must handle only admin app errors
error_handler = AdminPageErrorHandler()
# simulate a view to check whether the handler can handle an error of a non-front view
# Admin handler will check for the resolver_match and admin app only
response = handler.get_response(rf.get("/aaargh/"))
assert b"The best error" in response.content
# can't handle non admin views neither media or static files
from django.conf import settings
for path in ("/aaargh/", "/index/",
settings.STATIC_URL + "mystaticfile",
settings.MEDIA_URL + "mymediafile"):
request = rf.get(path)
assert error_handler.can_handle_error(request, 500) is False
assert error_handler.can_handle_error(request, 400) is False
assert error_handler.can_handle_error(request, 403) is False
assert error_handler.can_handle_error(request, 404) is False
# simulate a view to check whether the handler can handle an error of an admin view
request = rf.get("/dash/")
assert error_handler.can_handle_error(request, 500) is False
assert error_handler.can_handle_error(request, 400) is False
assert error_handler.can_handle_error(request, 403) is False
assert error_handler.can_handle_error(request, 404) is False
# check the error handlers return the correct status and text
for status, content in [
(500, "admin 500"),
(400, "admin 400"),
(403, "admin 403"),
(404, "admin 404"),
]:
response = error_handler.handle_error(request, status)
assert response.status_code == status
assert content in force_text(response.content)