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# *****************************************************************************
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# See NOTICE file for details.
#
# *****************************************************************************
import jpype
import common
def callFunctional(cls, i):
fun = cls @(lambda x: x)
return fun.call(i)
class FunctionalTestCase(common.JPypeTestCase):
def _checkValidFunctional(self, name, value):
cls = jpype.JClass("jpype.functional." + name)
self.assertEqual(callFunctional(cls, value), value)
def testAnnotated(self):
self._checkValidFunctional("Annotated", 0)
def testNonAnnotated(self):
self._checkValidFunctional("NonAnnotated", 1)
def testExtendsFunctional(self):
self._checkValidFunctional("ExtendsFunctional", 2)
def testExtendsNonFunctional(self):
with self.assertRaises(TypeError):
self._checkValidFunctional("ExtendsNonFunctional", 3)
def testAnnotatedWithObjectMethods(self):
self._checkValidFunctional("AnnotatedWithObjectMethods", 4)
def testNonAnnotatedWithObjectMethods(self):
self._checkValidFunctional("NonAnnotatedWithObjectMethods", 5)
def testRedeclaresAnnotated(self):
self._checkValidFunctional("RedeclaresAnnotated", 6)
def testRedeclaresNonAnnotated(self):
self._checkValidFunctional("RedeclaresNonAnnotated", 7)
def testStaticDefaultMethods(self):
# Predicate has both static and default methods
Predicate = jpype.JClass("java.util.function.Predicate")
fun = Predicate @ (lambda x: True)
self.assertTrue(fun.test(fun))
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