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# Copyright 2013-2015 ARM Limited
#
# 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.
#
# pylint: disable=W0231,W0613,E0611,W0603,R0201
from unittest import TestCase
from nose.tools import assert_equal, assert_raises
from wa.utils.exec_control import (init_environment, reset_environment,
activate_environment, once,
once_per_class, once_per_instance)
class TestClass(object):
called = 0
def __init__(self):
self.count = 0
@once
def called_once(self):
TestClass.called += 1
@once
def initilize_once(self):
self.count += 1
@once_per_class
def initilize_once_per_class(self):
self.count += 1
@once_per_instance
def initilize_once_per_instance(self):
self.count += 1
class SubClass(TestClass):
def __init__(self):
super(SubClass, self).__init__()
@once
def initilize_once(self):
super(SubClass, self).initilize_once()
self.count += 1
@once_per_class
def initilize_once_per_class(self):
super(SubClass, self).initilize_once_per_class()
self.count += 1
@once_per_instance
def initilize_once_per_instance(self):
super(SubClass, self).initilize_once_per_instance()
self.count += 1
class SubSubClass(SubClass):
def __init__(self):
super(SubSubClass, self).__init__()
@once
def initilize_once(self):
super(SubSubClass, self).initilize_once()
self.count += 1
@once_per_class
def initilize_once_per_class(self):
super(SubSubClass, self).initilize_once_per_class()
self.count += 1
@once_per_instance
def initilize_once_per_instance(self):
super(SubSubClass, self).initilize_once_per_instance()
self.count += 1
class AnotherClass(object):
def __init__(self):
self.count = 0
@once
def initilize_once(self):
self.count += 1
@once_per_class
def initilize_once_per_class(self):
self.count += 1
@once_per_instance
def initilize_once_per_instance(self):
self.count += 1
class AnotherSubClass(TestClass):
def __init__(self):
super(AnotherSubClass, self).__init__()
@once
def initilize_once(self):
super(AnotherSubClass, self).initilize_once()
self.count += 1
@once_per_class
def initilize_once_per_class(self):
super(AnotherSubClass, self).initilize_once_per_class()
self.count += 1
@once_per_instance
def initilize_once_per_instance(self):
super(AnotherSubClass, self).initilize_once_per_instance()
self.count += 1
class EnvironmentManagementTest(TestCase):
def test_duplicate_environment(self):
init_environment('ENVIRONMENT')
assert_raises(ValueError, init_environment, 'ENVIRONMENT')
def test_reset_missing_environment(self):
assert_raises(ValueError, reset_environment, 'MISSING')
def test_reset_current_environment(self):
activate_environment('CURRENT_ENVIRONMENT')
t1 = TestClass()
t1.initilize_once()
assert_equal(t1.count, 1)
reset_environment()
t1.initilize_once()
assert_equal(t1.count, 2)
def test_switch_environment(self):
activate_environment('ENVIRONMENT1')
t1 = TestClass()
t1.initilize_once()
assert_equal(t1.count, 1)
activate_environment('ENVIRONMENT2')
t1.initilize_once()
assert_equal(t1.count, 2)
activate_environment('ENVIRONMENT1')
t1.initilize_once()
assert_equal(t1.count, 2)
def test_reset_environment_name(self):
activate_environment('ENVIRONMENT')
t1 = TestClass()
t1.initilize_once()
assert_equal(t1.count, 1)
reset_environment('ENVIRONMENT')
t1.initilize_once()
assert_equal(t1.count, 2)
class ParentOnlyOnceEvironmentTest(TestCase):
def test_sub_classes(self):
sc = SubClass()
asc = AnotherSubClass()
sc.called_once()
assert_equal(sc.called, 1)
asc.called_once()
assert_equal(asc.called, 1)
class OnlyOnceEnvironmentTest(TestCase):
def setUp(self):
activate_environment('TEST_ENVIRONMENT')
def tearDown(self):
reset_environment('TEST_ENVIRONMENT')
def test_single_instance(self):
t1 = TestClass()
ac = AnotherClass()
t1.initilize_once()
assert_equal(t1.count, 1)
t1.initilize_once()
assert_equal(t1.count, 1)
ac.initilize_once()
assert_equal(ac.count, 1)
def test_mulitple_instances(self):
t1 = TestClass()
t2 = TestClass()
t1.initilize_once()
assert_equal(t1.count, 1)
t2.initilize_once()
assert_equal(t2.count, 0)
def test_sub_classes(self):
t1 = TestClass()
sc = SubClass()
ss = SubSubClass()
asc = AnotherSubClass()
t1.initilize_once()
assert_equal(t1.count, 1)
sc.initilize_once()
sc.initilize_once()
assert_equal(sc.count, 1)
ss.initilize_once()
ss.initilize_once()
assert_equal(ss.count, 1)
asc.initilize_once()
asc.initilize_once()
assert_equal(asc.count, 1)
class OncePerClassEnvironmentTest(TestCase):
def setUp(self):
activate_environment('TEST_ENVIRONMENT')
def tearDown(self):
reset_environment('TEST_ENVIRONMENT')
def test_single_instance(self):
t1 = TestClass()
ac = AnotherClass()
t1.initilize_once_per_class()
assert_equal(t1.count, 1)
t1.initilize_once_per_class()
assert_equal(t1.count, 1)
ac.initilize_once_per_class()
assert_equal(ac.count, 1)
def test_mulitple_instances(self):
t1 = TestClass()
t2 = TestClass()
t1.initilize_once_per_class()
assert_equal(t1.count, 1)
t2.initilize_once_per_class()
assert_equal(t2.count, 0)
def test_sub_classes(self):
t1 = TestClass()
sc1 = SubClass()
sc2 = SubClass()
ss1 = SubSubClass()
ss2 = SubSubClass()
asc = AnotherSubClass()
t1.initilize_once_per_class()
assert_equal(t1.count, 1)
sc1.initilize_once_per_class()
sc2.initilize_once_per_class()
assert_equal(sc1.count, 1)
assert_equal(sc2.count, 0)
ss1.initilize_once_per_class()
ss2.initilize_once_per_class()
assert_equal(ss1.count, 1)
assert_equal(ss2.count, 0)
asc.initilize_once_per_class()
assert_equal(asc.count, 1)
class OncePerInstanceEnvironmentTest(TestCase):
def setUp(self):
activate_environment('TEST_ENVIRONMENT')
def tearDown(self):
reset_environment('TEST_ENVIRONMENT')
def test_single_instance(self):
t1 = TestClass()
ac = AnotherClass()
t1.initilize_once_per_instance()
assert_equal(t1.count, 1)
t1.initilize_once_per_instance()
assert_equal(t1.count, 1)
ac.initilize_once_per_instance()
assert_equal(ac.count, 1)
def test_mulitple_instances(self):
t1 = TestClass()
t2 = TestClass()
t1.initilize_once_per_instance()
assert_equal(t1.count, 1)
t2.initilize_once_per_instance()
assert_equal(t2.count, 1)
def test_sub_classes(self):
t1 = TestClass()
sc = SubClass()
ss = SubSubClass()
asc = AnotherSubClass()
t1.initilize_once_per_instance()
assert_equal(t1.count, 1)
sc.initilize_once_per_instance()
sc.initilize_once_per_instance()
assert_equal(sc.count, 2)
ss.initilize_once_per_instance()
ss.initilize_once_per_instance()
assert_equal(ss.count, 3)
asc.initilize_once_per_instance()
asc.initilize_once_per_instance()
assert_equal(asc.count, 2)
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