1 # Copyright 2018, The Android Open Source Project 2 # 3 # Licensed under the Apache License, Version 2.0 (the "License"); 4 # you may not use this file except in compliance with the License. 5 # You may obtain a copy of the License at 6 # 7 # http://www.apache.org/licenses/LICENSE-2.0 8 # 9 # Unless required by applicable law or agreed to in writing, software 10 # distributed under the License is distributed on an "AS IS" BASIS, 11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 # See the License for the specific language governing permissions and 13 # limitations under the License. 14 15 """ 16 Test finder base class. 17 """ 18 from collections import namedtuple 19 20 21 Finder = namedtuple('Finder', ['test_finder_instance', 'find_method']) 22 23 24 def find_method_register(cls): 25 """Class decorater to find all registered find methods.""" 26 cls.find_methods = [] 27 cls.get_all_find_methods = lambda x: x.find_methods 28 for methodname in dir(cls): 29 method = getattr(cls, methodname) 30 if hasattr(method, '_registered'): 31 cls.find_methods.append(Finder(None, method)) 32 return cls 33 34 35 def register(): 36 """Decorator to register find methods.""" 37 38 def wrapper(func): 39 """Wrapper for the register decorator.""" 40 #pylint: disable=protected-access 41 func._registered = True 42 return func 43 return wrapper 44 45 46 # This doesn't really do anything since there are no find methods defined but 47 # it's here anyways as an example for other test type classes. 48 @find_method_register 49 class TestFinderBase(object): 50 """Base class for test finder class.""" 51 52 def __init__(self, *args, **kwargs): 53 pass 54
