def __init__(self, service):
Resource.__init__(self)
self.service = service
self.resources = {
'/capoeira/events/similar/artist':
self.service.capoeiraSimilarByArtistQuery,
'/capoeira/events/similar/track':
self.service.capoeiraSimilarByTrackQuery
}
self.isLeaf = True
# default_params is used in lieu of a defined Accept field in the header
default_params = AcceptParameters(ContentType("text/html"),
Language("en"))
acceptable = [
AcceptParameters(ContentType("text/html"), Language("en")),
AcceptParameters(ContentType("text/json"), Language("en")),
AcceptParameters(ContentType("application/json"), Language("en"))
]
self.contentNegotiator = ContentNegotiator(default_params, acceptable)
# function mapping for rendering response
self.renderFns = {
'text/html': formatHTMLResponse,
'text/json': formatJSONResponse,
'application/json': formatJSONResponse
}
def test_wildcard_by_itself(self):
"""
* by itself
"""
accept_language = "*"
server = [
AcceptParameters(language=Language("no")),
AcceptParameters(language=Language("de")),
]
cn = ContentNegotiator(acceptable=server)
accept_parameters = cn.negotiate(accept_language=accept_language)
assert str(accept_parameters.language) == "no"
def test_image_wildcard_supported_by_serverwith_other_options_primary_option_supported(self):
"""
* with other options, primary option supported
"""
accept_language = "en, *"
server = [
AcceptParameters(language=Language("en")),
AcceptParameters(language=Language("de")),
]
cn = ContentNegotiator(acceptable=server)
accept_parameters = cn.negotiate(accept_language=accept_language)
assert str(accept_parameters.language) == "en"
def test_mixed_q_values_most_preferred_available(self):
"""
en vs no vs de with mixed q values, most preferred available
"""
accept_language = "en;q=0.6, no;q=0.9, de"
server = [
AcceptParameters(language=Language("no")),
AcceptParameters(language=Language("de")),
]
cn = ContentNegotiator(acceptable=server)
accept_parameters = cn.negotiate(accept_language=accept_language)
assert str(accept_parameters.language) == "de"
def test_with_q_values(self):
"""
fr vs no with q values
"""
accept_language = "fr;q=0.7, no;q=0.8"
server = [
AcceptParameters(language=Language("fr")),
AcceptParameters(language=Language("no")),
]
cn = ContentNegotiator(acceptable=server)
accept_parameters = cn.negotiate(accept_language=accept_language)
assert str(accept_parameters.language) == "no"
def test_without_q_values(self):
"""
en vs de without q values
"""
accept_language = "en, de"
server = [
AcceptParameters(language=Language("en")),
AcceptParameters(language=Language("de")),
]
cn = ContentNegotiator(acceptable=server)
accept_parameters = cn.negotiate(accept_language=accept_language)
assert str(accept_parameters.language) == "en"
def test_with_mixed_q_values(self):
"""
en vs de vs fr with mixed q values
"""
accept_language = "en;q=0.6, de;q=0.9, fr"
server = [
AcceptParameters(language=Language("en")),
AcceptParameters(language=Language("de")),
AcceptParameters(language=Language("fr")),
]
cn = ContentNegotiator(acceptable=server)
accept_parameters = cn.negotiate(accept_language=accept_language)
assert str(accept_parameters.language) == "fr"
def test_two_content_types_and_two_languages_specified(self):
"""
Two content types and 2 languages specified
"""
accept = "text/html, text/plain"
accept_lang = "en, de"
server = [
AcceptParameters(ContentType("text/html"), Language("de")),
AcceptParameters(ContentType("text/plain"), Language("en")),
]
cn = ContentNegotiator(acceptable=server)
accept_parameters = cn.negotiate(
accept=accept, accept_language=accept_lang
)
assert str(accept_parameters.content_type) == "text/html"
assert str(accept_parameters.language) == "de"
def test_partially_supported_by_server(self):
"""
en, partially supported by server
"""
accept_language = "en"
server = [AcceptParameters(language=Language("en-gb"))]
cn = ContentNegotiator(acceptable=server)
accept_parameters = cn.negotiate(accept_language=accept_language)
assert str(accept_parameters.language) == "en-gb"
def test_unsupported_by_server(self):
"""
en only, unsupported by server
"""
accept_language = "en"
server = [AcceptParameters(language=Language("de"))]
cn = ContentNegotiator(acceptable=server)
accept_parameters = cn.negotiate(accept_language=accept_language)
assert accept_parameters is None
def test_en_only(self):
"""
en only
"""
accept_language = "en"
server = [AcceptParameters(language=Language("en"))]
cn = ContentNegotiator(acceptable=server)
accept_parameters = cn.negotiate(accept_language=accept_language)
assert str(accept_parameters.language) == "en"
def test_supported_by_server_through_language_variants(self):
"""
en-gb, supported by server through language variants
"""
accept_language = "en-gb"
server = [AcceptParameters(language=Language("en"))]
cn = ContentNegotiator(
acceptable=server, ignore_language_variants=True
)
accept_parameters = cn.negotiate(accept_language=accept_language)
assert str(accept_parameters.language) == "en"
def test_unsupported_by_server(self):
"""
en-gb, unsupported by server
"""
accept_language = "en-gb"
server = [AcceptParameters(language=Language("en"))]
cn = ContentNegotiator(
acceptable=server, ignore_language_variants=False
)
accept_parameters = cn.negotiate(accept_language=accept_language)
assert accept_parameters is None
def test_two_content_types_and_one_language_specified_with_weights(self):
"""
Two content types and one language specified, with weights
"""
weights = {
"content_type": 2.0,
"language": 1.0,
"charset": 1.0,
"encoding": 1.0,
}
accept = "text/html, text/plain"
accept_lang = "en"
server = [
AcceptParameters(ContentType("text/html"), Language("de")),
AcceptParameters(ContentType("text/plain"), Language("en")),
]
cn = ContentNegotiator(acceptable=server, weights=weights)
accept_parameters = cn.negotiate(
accept=accept, accept_language=accept_lang
)
assert str(accept_parameters.content_type) == "text/plain"
assert str(accept_parameters.language) == "en"
def test_content_type_and_language_specified(self):
"""
content type and language specified
"""
accept = "text/html"
accept_lang = "en"
server = [AcceptParameters(ContentType("text/html"), Language("en"))]
cn = ContentNegotiator(acceptable=server)
accept_parameters = cn.negotiate(
accept=accept, accept_language=accept_lang
)
assert str(accept_parameters.content_type) == "text/html"
assert str(accept_parameters.language) == "en"