def test_trace(tmp_path):
call_graph = CallGraph()
setup = Setup()
trace_controller = TraceController()
with create_test_binary(tmp_path) as app:
setup.initialize_binary(app)
setup.setup_function_to_trace(app, 'func1')
setup.setup_function_to_trace(app, 'func2')
setup.setup_function_to_trace(app, 'func3')
setup.add_parameter(app, 'func1', '1', '%s')
setup.add_parameter(app, 'func1', '2', '%s')
setup.add_parameter(app, 'func2', '1', '%d')
trace_controller.start_trace(setup.generate_bcc_args(),
call_graph) # start monitoring
time.sleep(5) # BCC trace needs a bit of time to setup
subprocess.run(app) # run monitored application
trace_controller.stop_trace() # stop
edges = convert_edges_to_cytoscape_format(call_graph.get_nodes(),
call_graph.get_edges())
nodes = convert_nodes_to_cytoscape_format(call_graph.get_nodes(),
call_graph.get_edges())
assert_results(nodes, edges)
def test_initialize_binary(self, nm):
setup = Setup()
setup.initialize_binary('app')
expected = {
'app': {
'func1': {
'mangled': 'func1',
'traced': False,
'parameters': {}
},
'func2': {
'mangled': 'func2',
'traced': False,
'parameters': {}
},
'func3': {
'mangled': 'func3',
'traced': False,
'parameters': {}
}
}
}
self.assertEqual(setup._setup, expected)
def test_init_binary_raises_error_if_binary_not_exists(self):
setup = Setup()
with self.assertRaises(BinaryNotExistsError):
setup.initialize_binary('non_existent_app')
def test_init_binary_raises_error_if_binary_already_added(self):
setup = Setup()
setup._setup = dummy_setup()
with self.assertRaises(BinaryAlreadyAddedError):
setup.initialize_binary('app1')
