Files
edx-platform/lms/djangoapps/discussion_api/tests/utils.py
2015-06-11 14:09:02 -04:00

298 lines
10 KiB
Python

"""
Discussion API test utilities
"""
import json
import re
import httpretty
def _get_thread_callback(thread_data):
"""
Get a callback function that will return POST/PUT data overridden by
response_overrides.
"""
def callback(request, _uri, headers):
"""
Simulate the thread creation or update endpoint by returning the provided
data along with the data from response_overrides and dummy values for any
additional required fields.
"""
response_data = make_minimal_cs_thread(thread_data)
for key, val_list in request.parsed_body.items():
val = val_list[0]
if key in ["anonymous", "anonymous_to_peers", "closed", "pinned"]:
response_data[key] = val == "True"
else:
response_data[key] = val
return (200, headers, json.dumps(response_data))
return callback
def _get_comment_callback(comment_data, thread_id, parent_id):
"""
Get a callback function that will return a comment containing the given data
plus necessary dummy data, overridden by the content of the POST/PUT
request.
"""
def callback(request, _uri, headers):
"""
Simulate the comment creation or update endpoint as described above.
"""
response_data = make_minimal_cs_comment(comment_data)
# thread_id and parent_id are not included in request payload but
# are returned by the comments service
response_data["thread_id"] = thread_id
response_data["parent_id"] = parent_id
for key, val_list in request.parsed_body.items():
val = val_list[0]
if key in ["anonymous", "anonymous_to_peers", "endorsed"]:
response_data[key] = val == "True"
else:
response_data[key] = val
return (200, headers, json.dumps(response_data))
return callback
class CommentsServiceMockMixin(object):
"""Mixin with utility methods for mocking the comments service"""
def register_get_threads_response(self, threads, page, num_pages):
"""Register a mock response for GET on the CS thread list endpoint"""
httpretty.register_uri(
httpretty.GET,
"http://localhost:4567/api/v1/threads",
body=json.dumps({
"collection": threads,
"page": page,
"num_pages": num_pages,
}),
status=200
)
def register_post_thread_response(self, thread_data):
"""Register a mock response for POST on the CS commentable endpoint"""
httpretty.register_uri(
httpretty.POST,
re.compile(r"http://localhost:4567/api/v1/(\w+)/threads"),
body=_get_thread_callback(thread_data)
)
def register_put_thread_response(self, thread_data):
"""
Register a mock response for PUT on the CS endpoint for the given
thread_id.
"""
httpretty.register_uri(
httpretty.PUT,
"http://localhost:4567/api/v1/threads/{}".format(thread_data["id"]),
body=_get_thread_callback(thread_data)
)
def register_get_thread_error_response(self, thread_id, status_code):
"""Register a mock error response for GET on the CS thread endpoint."""
httpretty.register_uri(
httpretty.GET,
"http://localhost:4567/api/v1/threads/{id}".format(id=thread_id),
body="",
status=status_code
)
def register_get_thread_response(self, thread):
"""
Register a mock response for GET on the CS thread instance endpoint.
"""
httpretty.register_uri(
httpretty.GET,
"http://localhost:4567/api/v1/threads/{id}".format(id=thread["id"]),
body=json.dumps(thread),
status=200
)
def register_post_comment_response(self, comment_data, thread_id, parent_id=None):
"""
Register a mock response for POST on the CS comments endpoint for the
given thread or parent; exactly one of thread_id and parent_id must be
specified.
"""
if parent_id:
url = "http://localhost:4567/api/v1/comments/{}".format(parent_id)
else:
url = "http://localhost:4567/api/v1/threads/{}/comments".format(thread_id)
httpretty.register_uri(
httpretty.POST,
url,
body=_get_comment_callback(comment_data, thread_id, parent_id)
)
def register_put_comment_response(self, comment_data):
"""
Register a mock response for PUT on the CS endpoint for the given
comment data (which must include the key "id").
"""
thread_id = comment_data["thread_id"]
parent_id = comment_data.get("parent_id")
httpretty.register_uri(
httpretty.PUT,
"http://localhost:4567/api/v1/comments/{}".format(comment_data["id"]),
body=_get_comment_callback(comment_data, thread_id, parent_id)
)
def register_get_comment_error_response(self, comment_id, status_code):
"""
Register a mock error response for GET on the CS comment instance
endpoint.
"""
httpretty.register_uri(
httpretty.GET,
"http://localhost:4567/api/v1/comments/{id}".format(id=comment_id),
body="",
status=status_code
)
def register_get_comment_response(self, response_overrides):
"""
Register a mock response for GET on the CS comment instance endpoint.
"""
comment = make_minimal_cs_comment(response_overrides)
httpretty.register_uri(
httpretty.GET,
"http://localhost:4567/api/v1/comments/{id}".format(id=comment["id"]),
body=json.dumps(comment),
status=200
)
def register_get_user_response(self, user, subscribed_thread_ids=None, upvoted_ids=None):
"""Register a mock response for GET on the CS user instance endpoint"""
httpretty.register_uri(
httpretty.GET,
"http://localhost:4567/api/v1/users/{id}".format(id=user.id),
body=json.dumps({
"id": str(user.id),
"subscribed_thread_ids": subscribed_thread_ids or [],
"upvoted_ids": upvoted_ids or [],
}),
status=200
)
def register_subscription_response(self, user):
"""
Register a mock response for POST and DELETE on the CS user subscription
endpoint
"""
for method in [httpretty.POST, httpretty.DELETE]:
httpretty.register_uri(
method,
"http://localhost:4567/api/v1/users/{id}/subscriptions".format(id=user.id),
body=json.dumps({}), # body is unused
status=200
)
def register_thread_votes_response(self, thread_id):
"""
Register a mock response for PUT and DELETE on the CS thread votes
endpoint
"""
for method in [httpretty.PUT, httpretty.DELETE]:
httpretty.register_uri(
method,
"http://localhost:4567/api/v1/threads/{}/votes".format(thread_id),
body=json.dumps({}), # body is unused
status=200
)
def register_delete_thread_response(self, thread_id):
"""
Register a mock response for DELETE on the CS thread instance endpoint
"""
httpretty.register_uri(
httpretty.DELETE,
"http://localhost:4567/api/v1/threads/{id}".format(id=thread_id),
body=json.dumps({}), # body is unused
status=200
)
def register_delete_comment_response(self, comment_id):
"""
Register a mock response for DELETE on the CS comment instance endpoint
"""
httpretty.register_uri(
httpretty.DELETE,
"http://localhost:4567/api/v1/comments/{id}".format(id=comment_id),
body=json.dumps({}), # body is unused
status=200
)
def assert_query_params_equal(self, httpretty_request, expected_params):
"""
Assert that the given mock request had the expected query parameters
"""
actual_params = dict(httpretty_request.querystring)
actual_params.pop("request_id") # request_id is random
self.assertEqual(actual_params, expected_params)
def assert_last_query_params(self, expected_params):
"""
Assert that the last mock request had the expected query parameters
"""
self.assert_query_params_equal(httpretty.last_request(), expected_params)
def make_minimal_cs_thread(overrides=None):
"""
Create a dictionary containing all needed thread fields as returned by the
comments service with dummy data and optional overrides
"""
ret = {
"id": "dummy",
"course_id": "dummy/dummy/dummy",
"commentable_id": "dummy",
"group_id": None,
"user_id": "0",
"username": "dummy",
"anonymous": False,
"anonymous_to_peers": False,
"created_at": "1970-01-01T00:00:00Z",
"updated_at": "1970-01-01T00:00:00Z",
"thread_type": "discussion",
"title": "dummy",
"body": "dummy",
"pinned": False,
"closed": False,
"abuse_flaggers": [],
"votes": {"up_count": 0},
"comments_count": 0,
"unread_comments_count": 0,
"children": [],
"resp_total": 0,
}
ret.update(overrides or {})
return ret
def make_minimal_cs_comment(overrides=None):
"""
Create a dictionary containing all needed comment fields as returned by the
comments service with dummy data and optional overrides
"""
ret = {
"id": "dummy",
"thread_id": "dummy",
"parent_id": None,
"user_id": "0",
"username": "dummy",
"anonymous": False,
"anonymous_to_peers": False,
"created_at": "1970-01-01T00:00:00Z",
"updated_at": "1970-01-01T00:00:00Z",
"body": "dummy",
"abuse_flaggers": [],
"votes": {"up_count": 0},
"endorsed": False,
"children": [],
}
ret.update(overrides or {})
return ret