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Check for a request ctx before using the request.

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Use the app json coder when blueprint json coder is set to none.
Revert the failling test to using an app_context
re #1710
This commit is contained in:
RamiC 2016-06-08 12:50:43 +03:00
parent 501b8590dd
commit 4305ebdf66
2 changed files with 13 additions and 6 deletions
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15
flask/json.py
View file

@ -13,6 +13,7 @@ import uuid
from datetime import date
from .globals import current_app, request
from ._compat import text_type, PY2
from .ctx import has_request_context
from werkzeug.http import http_date
from jinja2 import Markup
@ -94,8 +95,11 @@ class JSONDecoder(_json.JSONDecoder):
def _dump_arg_defaults(kwargs):
"""Inject default arguments for dump functions."""
if current_app:
bp = current_app.blueprints.get(request.blueprint, None)
kwargs.setdefault('cls', bp.json_encoder if bp else current_app.json_encoder)
bp = current_app.blueprints.get(request.blueprint,
None) if has_request_context() else None
kwargs.setdefault('cls',
bp.json_encoder if bp and bp.json_encoder
else current_app.json_encoder)
if not current_app.config['JSON_AS_ASCII']:
kwargs.setdefault('ensure_ascii', False)
kwargs.setdefault('sort_keys', current_app.config['JSON_SORT_KEYS'])
@ -107,8 +111,11 @@ def _dump_arg_defaults(kwargs):
def _load_arg_defaults(kwargs):
"""Inject default arguments for load functions."""
if current_app:
bp = current_app.blueprints.get(request.blueprint, None)
kwargs.setdefault('cls', bp.json_decoder if bp else current_app.json_decoder)
bp = current_app.blueprints.get(request.blueprint,
None) if has_request_context() else None
kwargs.setdefault('cls',
bp.json_decoder if bp and bp.json_decoder
else current_app.json_decoder)
else:
kwargs.setdefault('cls', JSONDecoder)

4
tests/test_helpers.py
View file

@ -90,12 +90,12 @@ class TestJSON(object):
app = flask.Flask(__name__)
app.config['JSON_AS_ASCII'] = True
with app.test_request_context():
with app.app_context():
rv = flask.json.dumps(u'\N{SNOWMAN}')
assert rv == '"\\u2603"'
app.config['JSON_AS_ASCII'] = False
with app.test_request_context():
with app.app_context():
rv = flask.json.dumps(u'\N{SNOWMAN}')
assert rv == u'"\u2603"'