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test_object_dispatch.py
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352 lines (258 loc) · 10 KB
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# encoding: utf-8
from __future__ import unicode_literals
from web.dispatch.core import nodefault
from web.dispatch.object import ObjectDispatch
from sample import path, function, Simple, ClassDynamicAttribute, FunctionDynamicAttribute, CallableShallow, \
CallableDeep, CallableMixed, AnonymousDynamicAttribute
# We pre-create these for the sake of convienence.
# In ordinary usage frameworks should try to avoid excessive reinstantiation where possible.
dispatch = ObjectDispatch()
promiscuous = ObjectDispatch(protect=False)
def test_nodefault_repr():
assert repr(nodefault) == "<no default>"
class TestDispatchPathCasting:
def test_string_value(self):
result = list(dispatch(None, function, '/'))
assert len(result) == 1
def test_list_value(self):
result = list(dispatch(None, function, ['foo', 'bar']))
assert len(result) == 1
class TestFunctionDispatch:
def test_root_path_resolves_to_function(self):
result = list(dispatch(None, function, path('/')))
assert len(result) == 1
assert result[0].path == None
assert result[0].handler == function
assert result[0].endpoint == True
def test_deep_path_resolves_to_function(self):
result = list(dispatch(None, function, path('/foo/bar/baz')))
assert len(result) == 1
assert result[0].path == None
assert result[0].handler == function
assert result[0].endpoint == True
def test_trace_early_exit(self):
result = list(dispatch.trace(None, function))
assert len(result) == 1
result = result[0]
assert result.endpoint
assert result.handler is function
assert result.options == {'GET', 'POST'}
class TestDynamicAttribute:
def test_dynamic_anonymous(self):
result = list(dispatch.trace(None, AnonymousDynamicAttribute))
assert len(result) == 1
result = result[0]
assert not result.endpoint
assert str(result.path) == '{name}'
assert result.handler is AnonymousDynamicAttribute.__getattr__
assert result.options is None
def test_dynamic_class(self):
result = list(dispatch.trace(None, FunctionDynamicAttribute))
assert len(result) == 1
result = result[0]
assert result.endpoint
assert str(result.path) == '{name}'
assert result.handler is function
assert result.options == {'GET', 'POST'}
def test_dynamic_function(self):
result = list(dispatch.trace(None, ClassDynamicAttribute))
assert len(result) == 1
result = result[0]
assert not result.endpoint
assert str(result.path) == '{name}'
assert result.handler is Simple
assert result.options is None
class TestSimpleDispatch:
def test_protected_init_method(self):
result = list(dispatch(None, Simple, path('/__init__')))
assert len(result) == 1
assert result[0].path == None
assert isinstance(result[0].handler, Simple)
assert result[0].endpoint == False
def test_protected_simple_value(self):
result = list(dispatch(None, Simple, path('/_protected')))
assert len(result) == 1
assert result[0].path == None
assert isinstance(result[0].handler, Simple)
assert result[0].endpoint == False
def test_static_attribute(self):
result = list(dispatch(None, Simple, path('/static')))
assert len(result) == 2
assert result[0].path == None
assert isinstance(result[0].handler, Simple)
assert result[0].endpoint == False
assert str(result[1].path) == 'static'
assert result[1].handler == "foo"
assert result[1].endpoint == True
def test_shallow_class_lookup(self):
result = list(dispatch(None, Simple, path('/foo')))
assert len(result) == 2
assert result[0].path == None
assert isinstance(result[0].handler, Simple)
assert result[0].endpoint == False
assert str(result[1].path) == "foo"
assert isinstance(result[1].handler, Simple.foo)
assert result[1].endpoint == True
def test_deep_class_lookup(self):
result = list(dispatch(None, Simple, path('/foo/bar')))
assert len(result) == 3
assert result[0].path == None
assert isinstance(result[0].handler, Simple)
assert result[0].endpoint == False
assert str(result[1].path) == "foo"
assert isinstance(result[1].handler, Simple.foo)
assert result[1].endpoint == False
assert str(result[2].path) == "bar"
assert isinstance(result[2].handler, Simple.foo.bar)
assert result[2].endpoint == True
def test_partial_incomplete_lookup(self):
result = list(dispatch(None, Simple, path('/foo/bar/diz')))
assert len(result) == 3
assert result[0].path == None
assert isinstance(result[0].handler, Simple)
assert result[0].endpoint == False
assert str(result[1].path) == "foo"
assert isinstance(result[1].handler, Simple.foo)
assert result[1].endpoint == False
assert str(result[2].path) == "bar"
assert isinstance(result[2].handler, Simple.foo.bar)
assert result[2].endpoint == False
def test_deepest_endpoint_lookup(self):
result = list(dispatch(None, Simple, path('/foo/bar/baz')))
assert len(result) == 4
assert result[0].path == None
assert isinstance(result[0].handler, Simple)
assert result[0].endpoint == False
assert str(result[1].path) == "foo"
assert isinstance(result[1].handler, Simple.foo)
assert result[1].endpoint == False
assert str(result[2].path) == "bar"
assert isinstance(result[2].handler, Simple.foo.bar)
assert result[2].endpoint == False
assert str(result[3].path) == "baz"
assert result[3].handler() == "baz"
assert result[3].endpoint == True
class TestCallableShallowDispatch:
def test_root_path_resolves_to_instance(self):
result = list(dispatch(None, CallableShallow, path('/')))
assert len(result) == 1
assert result[0].path == None
assert isinstance(result[0].handler, CallableShallow)
assert result[0].endpoint == True
def test_deep_path_resolves_to_instance(self):
result = list(dispatch(None, CallableShallow, path('/foo/bar/baz')))
assert len(result) == 1
assert result[0].path == None
assert isinstance(result[0].handler, CallableShallow)
assert result[0].endpoint == True
class TestCallableDeepDispatch:
'''
class CallableDeep:
__init__ = init
class foo:
__init__ = init
class bar:
__init__ = init
def __call__(self, method):
return method
'''
def test_shallow_class_lookup(self):
result = list(dispatch(None, CallableDeep, path('/foo')))
assert len(result) == 2
assert result[0].path == None
assert isinstance(result[0].handler, CallableDeep)
assert result[0].endpoint == False
assert str(result[1].path) == "foo"
assert isinstance(result[1].handler, CallableDeep.foo)
assert result[1].endpoint == True
def test_deep_callable_class_lookup(self):
result = list(dispatch(None, CallableDeep, path('/foo/bar')))
assert len(result) == 3
assert result[0].path == None
assert isinstance(result[0].handler, CallableDeep)
assert result[0].endpoint == False
assert str(result[1].path) == "foo"
assert isinstance(result[1].handler, CallableDeep.foo)
assert result[1].endpoint == False
assert str(result[2].path) == "bar"
assert isinstance(result[2].handler, CallableDeep.foo.bar)
assert result[2].endpoint == True
def test_incomplete_lookup(self):
result = list(dispatch(None, CallableDeep, path('/foo/diz')))
assert len(result) == 2
assert result[0].path == None
assert isinstance(result[0].handler, CallableDeep)
assert result[0].endpoint == False
assert str(result[1].path) == "foo"
assert isinstance(result[1].handler, CallableDeep.foo)
assert result[1].endpoint == False
def test_beyond_callable_class_lookup(self):
result = list(dispatch(None, CallableDeep, path('/foo/bar/baz')))
assert len(result) == 3
assert result[0].path == None
assert isinstance(result[0].handler, CallableDeep)
assert result[0].endpoint == False
assert str(result[1].path) == "foo"
assert isinstance(result[1].handler, CallableDeep.foo)
assert result[1].endpoint == False
assert str(result[2].path) == "bar"
assert isinstance(result[2].handler, CallableDeep.foo.bar)
assert result[2].endpoint == True
class TestCallableMixedDispatch:
'''
class CallableMixed:
__init__ = init
def __call__(self, *args):
return '/' + '/'.join(args)
class foo:
__init__ = init
class bar:
__init__ = init
def baz(self):
return "baz"
'''
def test_shallow_class_lookup(self):
result = list(dispatch(None, CallableMixed, path('/foo')))
assert len(result) == 2
assert result[0].path == None
assert isinstance(result[0].handler, CallableMixed)
assert result[0].endpoint == False
assert str(result[1].path) == "foo"
assert isinstance(result[1].handler, CallableMixed.foo)
assert result[1].endpoint == True
def test_deep_callable_class_lookup(self):
result = list(dispatch(None, CallableMixed, path('/foo/bar')))
assert len(result) == 3
assert result[0].path == None
assert isinstance(result[0].handler, CallableMixed)
assert result[0].endpoint == False
assert str(result[1].path) == "foo"
assert isinstance(result[1].handler, CallableMixed.foo)
assert result[1].endpoint == False
assert str(result[2].path) == "bar"
assert isinstance(result[2].handler, CallableMixed.foo.bar)
assert result[2].endpoint == True
def test_incomplete_lookup(self):
result = list(dispatch(None, CallableMixed, path('/foo/diz')))
assert len(result) == 2
assert result[0].path == None
assert isinstance(result[0].handler, CallableMixed)
assert result[0].endpoint == False
assert str(result[1].path) == "foo"
assert isinstance(result[1].handler, CallableMixed.foo)
assert result[1].endpoint == False
def test_deepest_endpoint_lookup(self):
result = list(dispatch(None, CallableMixed, path('/foo/bar/baz')))
assert len(result) == 4
assert result[0].path == None
assert isinstance(result[0].handler, CallableMixed)
assert result[0].endpoint == False
assert str(result[1].path) == "foo"
assert isinstance(result[1].handler, CallableMixed.foo)
assert result[1].endpoint == False
assert str(result[2].path) == "bar"
assert isinstance(result[2].handler, CallableMixed.foo.bar)
assert result[2].endpoint == False
assert str(result[3].path) == "baz"
assert result[3].handler() == 'baz'
assert result[3].endpoint == True