127 lines
3.5 KiB
Python
127 lines
3.5 KiB
Python
"""
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Unit test fixture module.
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"""
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import threading
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import time
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import mock
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import pytest
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from core.api.grpc.client import InterfaceHelper
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from core.api.grpc.server import CoreGrpcServer
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from core.emulator.coreemu import CoreEmu
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from core.emulator.data import IpPrefixes
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from core.emulator.distributed import DistributedServer
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from core.emulator.enumerations import EventTypes
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from core.emulator.session import Session
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from core.nodes.base import CoreNode
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from core.nodes.netclient import LinuxNetClient
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EMANE_SERVICES = "zebra|OSPFv3MDR|IPForward"
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class PatchManager:
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def __init__(self):
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self.patches = []
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def patch_obj(self, _cls, attribute, return_value=None):
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p = mock.patch.object(_cls, attribute, return_value=return_value)
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p.start()
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self.patches.append(p)
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def patch(self, func):
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p = mock.patch(func)
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p.start()
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self.patches.append(p)
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def shutdown(self):
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for p in self.patches:
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p.stop()
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class MockServer:
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def __init__(self, coreemu):
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self.config = {}
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self.coreemu = coreemu
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@pytest.fixture(scope="session")
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def patcher(request):
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patch_manager = PatchManager()
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patch_manager.patch_obj(DistributedServer, "remote_cmd", return_value="1")
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if request.config.getoption("mock"):
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patch_manager.patch("os.mkdir")
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patch_manager.patch("core.utils.cmd")
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patch_manager.patch("core.utils.which")
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patch_manager.patch("core.nodes.netclient.get_net_client")
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patch_manager.patch_obj(
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LinuxNetClient, "get_mac", return_value="00:00:00:00:00:00"
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)
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patch_manager.patch_obj(CoreNode, "create_file")
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yield patch_manager
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patch_manager.shutdown()
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@pytest.fixture(scope="session")
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def global_coreemu(patcher):
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coreemu = CoreEmu(config={"emane_prefix": "/usr"})
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yield coreemu
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coreemu.shutdown()
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@pytest.fixture(scope="session")
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def global_session(request, patcher, global_coreemu):
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mkdir = not request.config.getoption("mock")
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session = Session(1000, {"emane_prefix": "/usr"}, mkdir)
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session.service_manager = global_coreemu.service_manager
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yield session
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session.shutdown()
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@pytest.fixture(scope="session")
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def ip_prefixes():
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return IpPrefixes(ip4_prefix="10.83.0.0/16")
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@pytest.fixture(scope="session")
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def iface_helper():
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return InterfaceHelper(ip4_prefix="10.83.0.0/16")
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@pytest.fixture(scope="module")
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def module_grpc(global_coreemu):
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grpc_server = CoreGrpcServer(global_coreemu)
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thread = threading.Thread(target=grpc_server.listen, args=("localhost:50051",))
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thread.daemon = True
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thread.start()
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time.sleep(0.1)
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yield grpc_server
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grpc_server.server.stop(None)
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@pytest.fixture
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def grpc_server(module_grpc):
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yield module_grpc
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for session in module_grpc.coreemu.sessions.values():
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session.set_state(EventTypes.CONFIGURATION_STATE)
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module_grpc.coreemu.shutdown()
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@pytest.fixture
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def session(global_session):
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global_session.set_state(EventTypes.CONFIGURATION_STATE)
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yield global_session
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global_session.clear()
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def pytest_addoption(parser):
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parser.addoption("--distributed", help="distributed server address")
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parser.addoption("--mock", action="store_true", help="run without mocking")
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def pytest_generate_tests(metafunc):
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distributed_param = "distributed_address"
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if distributed_param in metafunc.fixturenames:
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distributed_address = metafunc.config.getoption("distributed")
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metafunc.parametrize(distributed_param, [distributed_address])
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