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_generate_bcc_args_with_multiple_values(self):
setup = Setup()
setup._setup = {
'app1': {
'func1': {
'mangled': 'mangled1',
'traced': True,
'parameters': {
4: '%s',
2: '%d'
}
},
'func2': {
'mangled': 'mangled2',
'traced': False,
'parameters': {}
}
},
'app2': {
'func3': {
'mangled': 'mangled3',
'traced': True,
'parameters': {
1: '%s',
5: '%d'
}
},
'func4': {
'mangled': 'mangled4',
'traced': True,
'parameters': {
1: '%s',
2: '%f'
}
}
}
}
result = setup.generate_bcc_args()
expected = [
'app1:mangled1 "%s %d", arg4, arg2',
'app2:mangled3 "%s %d", arg1, arg5',
'app2:mangled4 "%s %f", arg1, arg2',
]
self.assertEqual(result, expected)