def test_coerce_with_default(self):
"""
L{Parameter.coerce} returns F{Parameter.default} if the parameter is
optional and not present in the request.
"""
parameter = Parameter("Test", optional=True, default=123)
self.assertEqual(123, parameter.coerce(None))
def test_coerce(self):
"""
L{Parameter.coerce} coerces a request argument with a single value.
"""
parameter = Parameter("Test")
parameter.parse = lambda value: value
self.assertEqual("foo", parameter.coerce("foo"))
def test_coerce_with_empty_strings(self):
"""
L{Parameter.coerce} returns C{None} if the value is an empty string and
C{allow_none} is C{True}.
"""
parameter = Parameter("Test", allow_none=True)
self.assertEqual(None, parameter.coerce(""))
def test_coerce_with_default(self):
"""
L{Parameter.coerce} returns F{Parameter.default} if the parameter is
optional and not present in the request.
"""
parameter = Parameter("Test", optional=True, default=123)
self.assertEqual(123, parameter.coerce(None))
def test_coerce(self):
"""
L{Parameter.coerce} coerces a request argument with a single value.
"""
parameter = Parameter("Test")
parameter.parse = lambda value: value
self.assertEqual("foo", parameter.coerce("foo"))
def test_coerce_with_empty_strings(self):
"""
L{Parameter.coerce} returns C{None} if the value is an empty string and
C{allow_none} is C{True}.
"""
parameter = Parameter("Test", allow_none=True)
self.assertEqual(None, parameter.coerce(""))
def test_validator_valid(self):
"""
L{Parameter.coerce} returns the correct value if validator returns
True.
"""
parameter = Parameter("Test", validator=lambda _: True)
parameter.parse = lambda value: value
parameter.kind = "test_parameter"
self.assertEqual("foo", parameter.coerce("foo"))
def test_validator_valid(self):
"""
L{Parameter.coerce} returns the correct value if validator returns
True.
"""
parameter = Parameter("Test", validator=lambda _: True)
parameter.parse = lambda value: value
parameter.kind = "test_parameter"
self.assertEqual("foo", parameter.coerce("foo"))
def test_coerce_with_optional(self):
"""L{Parameter.coerce} returns C{None} if the parameter is optional."""
parameter = Parameter("Test", optional=True)
self.assertEqual(None, parameter.coerce(None))
def test_coerce_with_optional(self):
"""L{Parameter.coerce} returns C{None} if the parameter is optional."""
parameter = Parameter("Test", optional=True)
self.assertEqual(None, parameter.coerce(None))
