def test_not_acceptable(self):
mimerender = TestMimeRender()
# default behavior, pick default even if not acceptable
handler = mimerender(
default='json',
xml=lambda x: 'xml:%s' %x,
json=lambda x: 'json:%s' %x,
)(lambda x: dict(x=x))
mimerender.accept_header = 'text/plain'
result = handler('default')
self.assertEqual(mimerender.headers['Content-Type'], 'application/json')
self.assertEqual(mimerender.status, '200 OK')
self.assertEqual(result, 'json:default')
# optional: fail with 406
handler = mimerender(
not_acceptable_callback= lambda _, sup: (
'text/plain',
'Available Content Types: ' + ', '.join(sup)),
default='json',
xml=lambda x: 'xml:%s' %x,
json=lambda x: 'json:%s' %x,
)(lambda x: dict(x=x))
mimerender.accept_header = 'text/plain'
result = handler('default')
self.assertEqual(mimerender.headers['Content-Type'], 'text/plain')
self.assertEqual(mimerender.status, '406 Not Acceptable')
self.assertTrue(result.startswith('Available Content Types: '))
self.assertTrue(result.find('application/xml') != -1)
self.assertTrue(result.find('application/json') != -1)
def test_not_acceptable(self):
mimerender = TestMimeRender()
# default behavior, pick default even if not acceptable
handler = mimerender(
default='json',
xml=lambda x: 'xml:%s' %x,
json=lambda x: 'json:%s' %x,
)(lambda x: dict(x=x))
mimerender.accept_header = 'text/plain'
result = handler('default')
self.assertEqual(mimerender.headers['Content-Type'], 'application/json')
self.assertEqual(mimerender.status, '200 OK')
self.assertEqual(result, 'json:default')
# optional: fail with 406
handler = mimerender(
not_acceptable_callback= lambda _, sup: (
'text/plain',
'Available Content Types: ' + ', '.join(sup)),
default='json',
xml=lambda x: 'xml:%s' %x,
json=lambda x: 'json:%s' %x,
)(lambda x: dict(x=x))
mimerender.accept_header = 'text/plain'
result = handler('default')
self.assertEqual(mimerender.headers['Content-Type'], 'text/plain')
self.assertEqual(mimerender.status, '406 Not Acceptable')
self.assertTrue(result.startswith('Available Content Types: '))
self.assertTrue(result.find('application/xml') != -1)
self.assertTrue(result.find('application/json') != -1)
def test_not_acceptable(self):
mimerender = TestMimeRender()
# default behavior, pick default even if not acceptable
handler = mimerender(
default="json",
xml=lambda x: "xml:%s" % x,
json=lambda x: "json:%s" % x,
)(lambda x: dict(x=x))
mimerender.accept_header = "text/plain"
result = handler("default")
self.assertEqual(mimerender.headers["Content-Type"],
"application/json")
self.assertEqual(mimerender.status, "200 OK")
self.assertEqual(result, "json:default")
# optional: fail with 406
handler = mimerender(
not_acceptable_callback=lambda _, sup: (
"text/plain",
"Available Content Types: " + ", ".join(sup),
),
default="json",
xml=lambda x: "xml:%s" % x,
json=lambda x: "json:%s" % x,
)(lambda x: dict(x=x))
mimerender.accept_header = "text/plain"
result = handler("default")
self.assertEqual(mimerender.headers["Content-Type"], "text/plain")
self.assertEqual(mimerender.status, "406 Not Acceptable")
self.assertTrue(result.startswith("Available Content Types: "))
self.assertTrue(result.find("application/xml") != -1)
self.assertTrue(result.find("application/json") != -1)
def test_default_for_wildcard_query(self):
mimerender = TestMimeRender()
mimerender.accept_header = '*/*'
mimerender(default='xml', txt=lambda: None,
xml=lambda: None)(lambda: {})()
self.assertEqual(mimerender.headers['Content-Type'],
_MIME_TYPES['xml'][0])
mimerender(default='txt', txt=lambda: None,
xml=lambda: None)(lambda: {})()
self.assertEqual(mimerender.headers['Content-Type'],
_MIME_TYPES['txt'][0])
def test_default_for_wildcard_query(self):
mimerender = TestMimeRender()
mimerender.accept_header = "*/*"
mimerender(default="xml", txt=lambda: None,
xml=lambda: None)(lambda: {})()
self.assertEqual(mimerender.headers["Content-Type"],
_MIME_TYPES["xml"][0])
mimerender(default="txt", txt=lambda: None,
xml=lambda: None)(lambda: {})()
self.assertEqual(mimerender.headers["Content-Type"],
_MIME_TYPES["txt"][0])
def test_default_for_wildcard_query(self):
mimerender = TestMimeRender()
mimerender.accept_header = '*/*'
mimerender(
default='xml',
txt=lambda: None,
xml=lambda: None)(lambda: {})()
self.assertEqual(mimerender.headers['Content-Type'], _MIME_TYPES['xml'][0])
mimerender(
default='txt',
txt=lambda: None,
xml=lambda: None)(lambda: {})()
self.assertEqual(mimerender.headers['Content-Type'], _MIME_TYPES['txt'][0])
def test_select_variant(self):
mimerender = TestMimeRender()
handler = mimerender(
default="txt",
override_input_key="mime",
txt=lambda x: "txt:%s" % x,
xml=lambda x: "xml:%s" % x,
json=lambda x: "json:%s" % x,
html=lambda x: "html:%s" % x,
)(lambda x: dict(x=x))
result = handler("default")
self.assertEqual(mimerender.headers["Content-Type"], "text/plain")
self.assertEqual(result, "txt:default")
mimerender.accept_header = "application/xml"
result = handler("a")
self.assertEqual(mimerender.headers["Content-Type"], "application/xml")
self.assertEqual(result, "xml:a")
mimerender.accept_header = "application/json"
result = handler("b")
self.assertEqual(mimerender.headers["Content-Type"],
"application/json")
self.assertEqual(result, "json:b")
mimerender.request_parameters["mime"] = "html"
result = handler("c")
self.assertEqual(mimerender.headers["Content-Type"], "text/html")
self.assertEqual(result, "html:c")
def test_select_variant(self):
mimerender = TestMimeRender()
handler = mimerender(
default='txt',
override_input_key='mime',
txt=lambda x: 'txt:%s' %x,
xml=lambda x: 'xml:%s' % x,
json=lambda x: 'json:%s' % x,
html=lambda x: 'html:%s' % x,
)(lambda x: dict(x=x))
result = handler('default')
self.assertEqual(mimerender.headers['Content-Type'], 'text/plain')
self.assertEqual(result, 'txt:default')
mimerender.accept_header = 'application/xml'
result = handler('a')
self.assertEqual(mimerender.headers['Content-Type'], 'application/xml')
self.assertEqual(result, 'xml:a')
mimerender.accept_header = 'application/json'
result = handler('b')
self.assertEqual(mimerender.headers['Content-Type'], 'application/json')
self.assertEqual(result, 'json:b')
mimerender.request_parameters['mime'] = 'html'
result = handler('c')
self.assertEqual(mimerender.headers['Content-Type'], 'text/html')
self.assertEqual(result, 'html:c')
def test_single_variant(self):
mimerender = TestMimeRender()
result = mimerender(
xml=lambda x: '<xml>%s</xml>' % x
)(lambda: dict(x='test'))()
self.assertEqual(mimerender.headers['Content-Type'], 'text/xml')
self.assertEqual(result, '<xml>test</xml>')
def test_single_variant(self):
mimerender = TestMimeRender()
result = mimerender(
xml=lambda x: '<xml>%s</xml>' % x
)(lambda: dict(x='test'))()
self.assertEqual(mimerender.headers['Content-Type'], 'text/xml')
self.assertEqual(result, '<xml>test</xml>')
def test_select_variant(self):
mimerender = TestMimeRender()
handler = mimerender(
default='txt',
override_input_key='mime',
txt=lambda x: 'txt:%s' %x,
xml=lambda x: 'xml:%s' % x,
json=lambda x: 'json:%s' % x,
html=lambda x: 'html:%s' % x,
)(lambda x: dict(x=x))
result = handler('default')
self.assertEqual(mimerender.headers['Content-Type'], 'text/plain')
self.assertEqual(result, 'txt:default')
mimerender.accept_header = 'application/xml'
result = handler('a')
self.assertEqual(mimerender.headers['Content-Type'], 'application/xml')
self.assertEqual(result, 'xml:a')
mimerender.accept_header = 'application/json'
result = handler('b')
self.assertEqual(mimerender.headers['Content-Type'], 'application/json')
self.assertEqual(result, 'json:b')
mimerender.request_parameters['mime'] = 'html'
result = handler('c')
self.assertEqual(mimerender.headers['Content-Type'], 'text/html')
self.assertEqual(result, 'html:c')
def test_map_exceptions(self):
class MyException1(Exception): pass
class MyException2(MyException1): pass
def failifnone(x, exception_class=Exception):
if x is None:
raise exception_class('info', 'moreinfo')
return dict(x=x)
mimerender = TestMimeRender()
handler = mimerender.map_exceptions(
mapping=((MyException2, '500 Crazy Internal Error'),
(MyException1, '400 Failed')),
default='txt',
txt=lambda exception: 'txt:%s' % exception,
xml=lambda exception: 'xml:%s' % exception,
)(mimerender(
default='txt',
txt=lambda x: 'txt:%s' %x,
xml=lambda x: 'xml:%s' % x,
)(failifnone))
# no exception thrown means normal mimerender behavior
mimerender.accept_header = 'application/xml'
result = handler('a')
self.assertEqual(mimerender.status, '200 OK')
self.assertEqual(mimerender.headers['Content-Type'], 'application/xml')
self.assertEqual(result, 'xml:a')
mimerender.accept_header = 'text/plain'
result = handler('b')
self.assertEqual(mimerender.headers['Content-Type'], 'text/plain')
self.assertEqual(mimerender.status, '200 OK')
self.assertEqual(result, 'txt:b')
# unmapped exception won't be caught
try:
result = handler(None, Exception)
self.fail('unmapped exception must not be caught')
except:
pass
# mapped exceptions are represented with an acceptable mime type
mimerender.accept_header = 'application/xml'
result = handler(None, MyException1)
self.assertEqual(mimerender.headers['Content-Type'], 'application/xml')
self.assertNotEqual(mimerender.status, '200 OK')
self.assertEqual(result, "xml:('info', 'moreinfo')")
mimerender.accept_header = 'text/plain'
result = handler(None, MyException1)
self.assertEqual(mimerender.headers['Content-Type'], 'text/plain')
self.assertNotEqual(mimerender.status, '200 OK')
self.assertEqual(result, "txt:('info', 'moreinfo')")
# mapping order matters over exception hierarchies
result = handler(None, MyException2)
self.assertEqual(mimerender.status, '500 Crazy Internal Error')
result = handler(None, MyException1)
self.assertEqual(mimerender.status, '400 Failed')
def test_map_exceptions(self):
class MyException1(Exception): pass
class MyException2(MyException1): pass
def failifnone(x, exception_class=Exception):
if x is None:
raise exception_class('info', 'moreinfo')
return dict(x=x)
mimerender = TestMimeRender()
handler = mimerender.map_exceptions(
mapping=((MyException2, '500 Crazy Internal Error'),
(MyException1, '400 Failed')),
default='txt',
txt=lambda exception: 'txt:%s' % exception,
xml=lambda exception: 'xml:%s' % exception,
)(mimerender(
default='txt',
txt=lambda x: 'txt:%s' %x,
xml=lambda x: 'xml:%s' % x,
)(failifnone))
# no exception thrown means normal mimerender behavior
mimerender.accept_header = 'application/xml'
result = handler('a')
self.assertEqual(mimerender.status, '200 OK')
self.assertEqual(mimerender.headers['Content-Type'], 'application/xml')
self.assertEqual(result, 'xml:a')
mimerender.accept_header = 'text/plain'
result = handler('b')
self.assertEqual(mimerender.headers['Content-Type'], 'text/plain')
self.assertEqual(mimerender.status, '200 OK')
self.assertEqual(result, 'txt:b')
# unmapped exception won't be caught
try:
result = handler(None, Exception)
self.fail('unmapped exception must not be caught')
except:
pass
# mapped exceptions are represented with an acceptable mime type
mimerender.accept_header = 'application/xml'
result = handler(None, MyException1)
self.assertEqual(mimerender.headers['Content-Type'], 'application/xml')
self.assertNotEqual(mimerender.status, '200 OK')
self.assertEqual(result, "xml:('info', 'moreinfo')")
mimerender.accept_header = 'text/plain'
result = handler(None, MyException1)
self.assertEqual(mimerender.headers['Content-Type'], 'text/plain')
self.assertNotEqual(mimerender.status, '200 OK')
self.assertEqual(result, "txt:('info', 'moreinfo')")
# mapping order matters over exception hierarchies
result = handler(None, MyException2)
self.assertEqual(mimerender.status, '500 Crazy Internal Error')
result = handler(None, MyException1)
self.assertEqual(mimerender.status, '400 Failed')
def test_decorated_function_name(self):
def vanilla_function():
pass
mimerender = TestMimeRender()
decorated_function = mimerender(xml=None)(vanilla_function)
self.assertEqual(vanilla_function.__name__,
decorated_function.__name__)
def test_response_types(self):
mimerender = TestMimeRender()
# dict only
mimerender(xml=lambda: None)(lambda: {})()
self.assertEqual(mimerender.status, '200 OK')
self.assertEqual(mimerender.headers, {
'Vary': 'Accept',
'Content-Type': 'text/xml'
})
# dict + status
mimerender(xml=lambda: None)(lambda: ({}, '666 Armaggedon'))()
self.assertEqual(mimerender.status, '666 Armaggedon')
self.assertEqual(mimerender.headers, {
'Vary': 'Accept',
'Content-Type': 'text/xml'
})
# dict + status + headers
mimerender(xml=lambda: None)(lambda: ({}, '666 Armaggedon', {
'X-Y': 'Z'
}))()
self.assertEqual(mimerender.status, '666 Armaggedon')
self.assertEqual(mimerender.headers, {
'Vary': 'Accept',
'Content-Type': 'text/xml',
'X-Y': 'Z'
})
def test_response_types(self):
mimerender = TestMimeRender()
# dict only
mimerender(xml=lambda: None)(lambda: {})()
self.assertEqual(mimerender.status, "200 OK")
self.assertEqual(mimerender.headers, {
"Vary": "Accept",
"Content-Type": "text/xml"
})
# dict + status
mimerender(xml=lambda: None)(lambda: ({}, "666 Armaggedon"))()
self.assertEqual(mimerender.status, "666 Armaggedon")
self.assertEqual(mimerender.headers, {
"Vary": "Accept",
"Content-Type": "text/xml"
})
# dict + status + headers
mimerender(xml=lambda: None)(lambda: ({}, "666 Armaggedon", {
"X-Y": "Z"
}))()
self.assertEqual(mimerender.status, "666 Armaggedon")
self.assertEqual(
mimerender.headers,
{
"Vary": "Accept",
"Content-Type": "text/xml",
"X-Y": "Z"
},
)
def test_invalid_accept_header(self):
mimerender = TestMimeRender()
# default behavior, pick default even if not acceptable
handler = mimerender(
default='json',
xml=lambda x: 'xml:%s' % x,
json=lambda x: 'json:%s' % x,
)(lambda x: dict(x=x))
mimerender.accept_header = 'text' # invalid header
result = handler('default')
self.assertEqual(mimerender.headers['Content-Type'], 'text/plain')
self.assertEqual(mimerender.status, '400 Bad Request')
self.assertEqual(result, 'Invalid Accept header requested')
def test_invalid_accept_header(self):
mimerender = TestMimeRender()
# default behavior, pick default even if not acceptable
handler = mimerender(
default='json',
xml=lambda x: 'xml:%s' %x,
json=lambda x: 'json:%s' %x,
)(lambda x: dict(x=x))
mimerender.accept_header = 'text' # invalid header
result = handler('default')
self.assertEqual(mimerender.headers['Content-Type'], 'text/plain')
self.assertEqual(mimerender.status, '400 Bad Request')
self.assertEqual(result, 'Invalid Accept header requested')
def test_invalid_accept_header(self):
mimerender = TestMimeRender()
# default behavior, pick default even if not acceptable
handler = mimerender(
default="json",
xml=lambda x: "xml:%s" % x,
json=lambda x: "json:%s" % x,
)(lambda x: dict(x=x))
mimerender.accept_header = "text" # invalid header
result = handler("default")
self.assertEqual(mimerender.headers["Content-Type"], "text/plain")
self.assertEqual(mimerender.status, "400 Bad Request")
self.assertEqual(result, "Invalid Accept header requested")
def test_vary_header(self):
mimerender = TestMimeRender()
# add vary header if absent
mimerender(xml=lambda: None)(lambda: {})()
self.assertEqual(mimerender.headers["Vary"], "Accept")
# leave vary header untouched if accept is already there
mimerender(
xml=lambda: None)(lambda: ({}, "", (("Vary", "Accept,X"), )))()
self.assertEqual(mimerender.headers["Vary"], "Accept,X")
# append accept if vary header is incomplete
mimerender(xml=lambda: None)(lambda: ({}, "", (("Vary", "X"), )))()
self.assertEqual(mimerender.headers["Vary"], "X,Accept")
def test_vary_header(self):
mimerender = TestMimeRender()
# add vary header if absent
mimerender(xml=lambda: None)(lambda: {})()
self.assertEqual(mimerender.headers['Vary'], 'Accept')
# leave vary header untouched if accept is already there
mimerender(
xml=lambda: None)(lambda: ({}, '', (('Vary', 'Accept,X'), )))()
self.assertEqual(mimerender.headers['Vary'], 'Accept,X')
# append accept if vary header is incomplete
mimerender(xml=lambda: None)(lambda: ({}, '', (('Vary', 'X'), )))()
self.assertEqual(mimerender.headers['Vary'], 'X,Accept')
def test_vary_header(self):
mimerender = TestMimeRender()
# add vary header if absent
mimerender(xml=lambda: None)(lambda: {})()
self.assertEqual(mimerender.headers['Vary'], 'Accept')
# leave vary header untouched if accept is already there
mimerender(xml=lambda: None)(
lambda: ({}, '', (('Vary', 'Accept,X'),)))()
self.assertEqual(mimerender.headers['Vary'], 'Accept,X')
# append accept if vary header is incomplete
mimerender(xml=lambda: None)(
lambda: ({}, '', (('Vary', 'X'),)))()
self.assertEqual(mimerender.headers['Vary'], 'X,Accept')
def test_response_types(self):
mimerender = TestMimeRender()
# dict only
mimerender(xml=lambda: None)(lambda: {})()
self.assertEqual(mimerender.status, '200 OK')
self.assertEqual(mimerender.headers, {'Vary': 'Accept',
'Content-Type': 'text/xml'})
# dict + status
mimerender(xml=lambda: None)(lambda: ({}, '666 Armaggedon'))()
self.assertEqual(mimerender.status, '666 Armaggedon')
self.assertEqual(mimerender.headers, {'Vary': 'Accept',
'Content-Type': 'text/xml'})
# dict + status + headers
mimerender(xml=lambda: None)(lambda: ({}, '666 Armaggedon',
{'X-Y': 'Z'}))()
self.assertEqual(mimerender.status, '666 Armaggedon')
self.assertEqual(mimerender.headers, {'Vary': 'Accept',
'Content-Type': 'text/xml',
'X-Y': 'Z'})
RE_TIME.findall(line))
# calculate relative times
arrival_times = map(lambda d: calculate_arrivals(d, cur_time),
arrival_times)
# filter out too big times
arrival_times = filter(lambda i: i < MAX_MINUTES,
arrival_times)
if u'garaža' in direction.lower() and not arrival_times:
continue
buses.append({
'number': bus_number + (bus_subnumber or ''),
'direction': direction.lower().capitalize(),
'arrivals': arrival_times,
})
stations.append(Station(name=name, number=number, buses=buses))
return dict(template='station.html', stations=stations)
if 'test' not in sys.argv[0]:
station = mimerender(default='html', html=render_html, json=render_json)(station)
station = app.route("/<station>")(station)
station = app.route("/<station>/<bus>")(station)
if 'gunicorn' in os.environ.get('SERVER_SOFTWARE', ''): # pragma: nocover
sentry.init_app(app)
if __name__ == "__main__": # pragma: nocover
app.run(debug=True, host='0.0.0.0', port=5000)
import json
from flask import Flask, request
import mimerender
mimerender = mimerender.FlaskMimeRender()
render_json = lambda **kwargs: json.dumps(kwargs)
resource = mimerender(default='json', json=render_json)
app = Flask(__name__)
# Add an after request handler to support CORS
def after_request(response):
if 'Origin' in request.headers:
response.headers['Access-Control-Allow-Origin'] = request.headers['Origin']
response.headers['Access-Control-Allow-Headers'] = 'Content-Type'
response.headers['Access-Control-Allow-Methods'] = 'GET, POST, PUT, DELETE'
return response
app.after_request(after_request)
arrival_times = map(lambda d: calculate_arrivals(d, cur_time),
arrival_times)
# filter out too big times
arrival_times = filter(lambda i: i < MAX_MINUTES,
arrival_times)
if u'garaža' in direction.lower() and not arrival_times:
continue
buses.append({
'number': bus_number + (bus_subnumber or ''),
'direction': direction.lower().capitalize(),
'arrivals': arrival_times,
})
stations.append(Station(name=name, number=number, buses=buses))
return dict(template='station.html', stations=stations)
if 'test' not in sys.argv[0]:
station = mimerender(default='html', html=render_html,
json=render_json)(station)
station = app.route("/<station>")(station)
station = app.route("/<station>/<bus>")(station)
if 'gunicorn' in os.environ.get('SERVER_SOFTWARE', ''): # pragma: nocover
sentry.init_app(app)
if __name__ == "__main__": # pragma: nocover
app.run(debug=True)
def test_decorated_function_name(self):
def vanilla_function(): pass
mimerender = TestMimeRender()
decorated_function = mimerender(xml=None)(vanilla_function)
self.assertEqual(vanilla_function.__name__,
decorated_function.__name__)
def test_single_variant_with_default(self):
mimerender = TestMimeRender()
result = mimerender(xml=lambda x: "<xml>%s</xml>" % x,
default="xml")(lambda: dict(x="test"))()
self.assertEqual(mimerender.headers["Content-Type"], "text/xml")
self.assertEqual(result, "<xml>test</xml>")
def test_map_exceptions(self):
class MyException1(Exception):
pass
class MyException2(MyException1):
pass
def failifnone(x, exception_class=Exception):
if x is None:
raise exception_class("info", "moreinfo")
return dict(x=x)
mimerender = TestMimeRender()
handler = mimerender.map_exceptions(
mapping=(
(MyException2, "500 Crazy Internal Error"),
(MyException1, "400 Failed"),
),
default="txt",
txt=lambda exception: "txt:%s" % exception,
xml=lambda exception: "xml:%s" % exception,
)(mimerender(
default="txt",
txt=lambda x: "txt:%s" % x,
xml=lambda x: "xml:%s" % x,
)(failifnone))
# no exception thrown means normal mimerender behavior
mimerender.accept_header = "application/xml"
result = handler("a")
self.assertEqual(mimerender.status, "200 OK")
self.assertEqual(mimerender.headers["Content-Type"], "application/xml")
self.assertEqual(result, "xml:a")
mimerender.accept_header = "text/plain"
result = handler("b")
self.assertEqual(mimerender.headers["Content-Type"], "text/plain")
self.assertEqual(mimerender.status, "200 OK")
self.assertEqual(result, "txt:b")
# unmapped exception won't be caught
try:
result = handler(None, Exception)
self.fail("unmapped exception must not be caught")
except Exception:
pass
# mapped exceptions are represented with an acceptable mime type
mimerender.accept_header = "application/xml"
result = handler(None, MyException1)
self.assertEqual(mimerender.headers["Content-Type"], "application/xml")
self.assertNotEqual(mimerender.status, "200 OK")
self.assertEqual(result, "xml:('info', 'moreinfo')")
mimerender.accept_header = "text/plain"
result = handler(None, MyException1)
self.assertEqual(mimerender.headers["Content-Type"], "text/plain")
self.assertNotEqual(mimerender.status, "200 OK")
self.assertEqual(result, "txt:('info', 'moreinfo')")
# mapping order matters over exception hierarchies
result = handler(None, MyException2)
self.assertEqual(mimerender.status, "500 Crazy Internal Error")
result = handler(None, MyException1)
self.assertEqual(mimerender.status, "400 Failed")
