mirror of
				https://github.com/espressif/esp-idf.git
				synced 2025-10-31 13:09:38 +00:00 
			
		
		
		
	
		
			
				
	
	
		
			304 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			304 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| import logging
 | |
| import os
 | |
| import re
 | |
| from threading import Thread
 | |
| 
 | |
| import ttfw_idf
 | |
| from tiny_test_fw import DUT
 | |
| 
 | |
| LOG_LEVEL = logging.DEBUG
 | |
| LOGGER_NAME = 'modbus_test'
 | |
| 
 | |
| # Allowed options for the test
 | |
| TEST_READ_MAX_ERR_COUNT = 3         # Maximum allowed read errors during initialization
 | |
| TEST_THREAD_JOIN_TIMEOUT = 60       # Test theread join timeout in seconds
 | |
| TEST_EXPECT_STR_TIMEOUT = 30        # Test expect timeout in seconds
 | |
| TEST_MASTER_TCP = 'mb_tcp_master'
 | |
| TEST_SLAVE_TCP = 'mb_tcp_slave'
 | |
| 
 | |
| STACK_DEFAULT = 0
 | |
| STACK_IPV4 = 1
 | |
| STACK_IPV6 = 2
 | |
| STACK_INIT = 3
 | |
| STACK_CONNECT = 4
 | |
| STACK_START = 5
 | |
| STACK_PAR_OK = 6
 | |
| STACK_PAR_FAIL = 7
 | |
| STACK_DESTROY = 8
 | |
| 
 | |
| pattern_dict_slave = {STACK_IPV4: (r'.*I \([0-9]+\) example_connect: - IPv4 address: ([0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}).*'),
 | |
|                       STACK_IPV6: (r'.*I \([0-9]+\) example_connect: - IPv6 address: (([A-Fa-f0-9]{1,4}::?){1,7}[A-Fa-f0-9]{1,4}).*'),
 | |
|                       STACK_INIT: (r'.*I \(([0-9]+)\) MB_TCP_SLAVE_PORT: (Protocol stack initialized).'),
 | |
|                       STACK_CONNECT: (r'.*I\s\(([0-9]+)\) MB_TCP_SLAVE_PORT: Socket \(#[0-9]+\), accept client connection from address: '
 | |
|                                       r'([0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}).*'),
 | |
|                       STACK_START: (r'.*I\s\(([0-9]+)\) SLAVE_TEST: (Start modbus test).*'),
 | |
|                       STACK_PAR_OK: (r'.*I\s\(([0-9]+)\) SLAVE_TEST: ([A-Z]+ [A-Z]+) \([a-zA-Z0-9_]+ us\),\s'
 | |
|                                      r'ADDR:([0-9]+), TYPE:[0-9]+, INST_ADDR:0x[a-zA-Z0-9]+, SIZE:[0-9]+'),
 | |
|                       STACK_PAR_FAIL: (r'.*E \(([0-9]+)\) SLAVE_TEST: Response time exceeds configured [0-9]+ [ms], ignore packet.*'),
 | |
|                       STACK_DESTROY: (r'.*I\s\(([0-9]+)\) SLAVE_TEST: (Modbus controller destroyed).')}
 | |
| 
 | |
| pattern_dict_master = {STACK_IPV4: (r'.*I \([0-9]+\) example_connect: - IPv4 address: ([0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}).*'),
 | |
|                        STACK_IPV6: (r'.*I \([0-9]+\) example_connect: - IPv6 address: (([A-Fa-f0-9]{1,4}::?){1,7}[A-Fa-f0-9]{1,4}).*'),
 | |
|                        STACK_INIT: (r'.*I \(([0-9]+)\) MASTER_TEST: (Modbus master stack initialized).*'),
 | |
|                        STACK_CONNECT: (r'.*.*I\s\(([0-9]+)\) MB_TCP_MASTER_PORT: (Connected [0-9]+ slaves), start polling.*'),
 | |
|                        STACK_START: (r'.*I \(([0-9]+)\) MASTER_TEST: (Start modbus test).*'),
 | |
|                        STACK_PAR_OK: (r'.*I\s\(([0-9]+)\) MASTER_TEST: Characteristic #[0-9]+ ([a-zA-Z0-9_]+)'
 | |
|                                       r'\s\([a-zA-Z\%\/]+\) value = [a-zA-Z0-9\.]+ \(0x[a-zA-Z0-9]+\) read successful.*'),
 | |
|                        STACK_PAR_FAIL: (r'.*E \(([0-9]+)\) MASTER_TEST: Characteristic #[0-9]+\s\(([a-zA-Z0-9_]+)\)\s'
 | |
|                                         r'read fail, err = [0-9]+ \([_A-Z]+\).*'),
 | |
|                        STACK_DESTROY: (r'.*I\s\(([0-9]+)\) MASTER_TEST: (Destroy master).*')}
 | |
| 
 | |
| logger = logging.getLogger(LOGGER_NAME)
 | |
| 
 | |
| 
 | |
| class DutTestThread(Thread):
 | |
|     """ Test thread class
 | |
|     """
 | |
|     def __init__(self, dut=None, name=None, ip_addr=None, expect=None):
 | |
|         """ Initialize the thread parameters
 | |
|         """
 | |
|         self.tname = name
 | |
|         self.dut = dut
 | |
|         self.expected = expect
 | |
|         self.data = None
 | |
|         self.ip_addr = ip_addr
 | |
|         self.test_finish = False
 | |
|         self.param_fail_count = 0
 | |
|         self.param_ok_count = 0
 | |
|         self.test_stage = STACK_DEFAULT
 | |
|         super(DutTestThread, self).__init__()
 | |
| 
 | |
|     def __enter__(self):
 | |
|         logger.debug('Restart %s.' % self.tname)
 | |
|         # Reset DUT first
 | |
|         self.dut.reset()
 | |
|         # Capture output from the DUT
 | |
|         self.dut.start_capture_raw_data(capture_id=self.dut.name)
 | |
|         return self
 | |
| 
 | |
|     def __exit__(self, exc_type, exc_value, traceback):
 | |
|         """ The exit method of context manager
 | |
|         """
 | |
|         if exc_type is not None or exc_value is not None:
 | |
|             logger.info('Thread %s rised an exception type: %s, value: %s' % (self.tname, str(exc_type), str(exc_value)))
 | |
| 
 | |
|     def run(self):
 | |
|         """ The function implements thread functionality
 | |
|         """
 | |
|         # Initialize slave IP for master board
 | |
|         if (self.ip_addr is not None):
 | |
|             self.set_ip(0)
 | |
| 
 | |
|         # Check expected strings in the listing
 | |
|         self.test_start(TEST_EXPECT_STR_TIMEOUT)
 | |
| 
 | |
|         # Check DUT exceptions
 | |
|         dut_exceptions = self.dut.get_exceptions()
 | |
|         if 'Guru Meditation Error:' in dut_exceptions:
 | |
|             raise Exception('%s generated an exception: %s\n' % (str(self.dut), dut_exceptions))
 | |
| 
 | |
|         # Mark thread has run to completion without any exceptions
 | |
|         self.data = self.dut.stop_capture_raw_data(capture_id=self.dut.name)
 | |
| 
 | |
|     def set_ip(self, index=0):
 | |
|         """ The method to send slave IP to master application
 | |
|         """
 | |
|         message = r'.*Waiting IP([0-9]{1,2}) from stdin.*'
 | |
|         # Read all data from previous restart to get prompt correctly
 | |
|         self.dut.read()
 | |
|         result = self.dut.expect(re.compile(message), TEST_EXPECT_STR_TIMEOUT)
 | |
|         if int(result[0]) != index:
 | |
|             raise Exception('Incorrect index of IP=%d for %s\n' % (int(result[0]), str(self.dut)))
 | |
|         message = 'IP%s=%s' % (result[0], self.ip_addr)
 | |
|         self.dut.write(message, '\r\n', False)
 | |
|         logger.debug('Sent message for %s: %s' % (self.tname, message))
 | |
|         message = r'.*IP\([0-9]+\) = \[([0-9a-zA-Z\.\:]+)\] set from stdin.*'
 | |
|         result = self.dut.expect(re.compile(message), TEST_EXPECT_STR_TIMEOUT)
 | |
|         logger.debug('Thread %s initialized with slave IP (%s).' % (self.tname, result[0]))
 | |
| 
 | |
|     def test_start(self, timeout_value):
 | |
|         """ The method to initialize and handle test stages
 | |
|         """
 | |
|         def handle_get_ip4(data):
 | |
|             """ Handle get_ip v4
 | |
|             """
 | |
|             logger.debug('%s[STACK_IPV4]: %s' % (self.tname, str(data)))
 | |
|             self.test_stage = STACK_IPV4
 | |
| 
 | |
|         def handle_get_ip6(data):
 | |
|             """ Handle get_ip v6
 | |
|             """
 | |
|             logger.debug('%s[STACK_IPV6]: %s' % (self.tname, str(data)))
 | |
|             self.test_stage = STACK_IPV6
 | |
| 
 | |
|         def handle_init(data):
 | |
|             """ Handle init
 | |
|             """
 | |
|             logger.debug('%s[STACK_INIT]: %s' % (self.tname, str(data)))
 | |
|             self.test_stage = STACK_INIT
 | |
| 
 | |
|         def handle_connect(data):
 | |
|             """ Handle connect
 | |
|             """
 | |
|             logger.debug('%s[STACK_CONNECT]: %s' % (self.tname, str(data)))
 | |
|             self.test_stage = STACK_CONNECT
 | |
| 
 | |
|         def handle_test_start(data):
 | |
|             """ Handle connect
 | |
|             """
 | |
|             logger.debug('%s[STACK_START]: %s' % (self.tname, str(data)))
 | |
|             self.test_stage = STACK_START
 | |
| 
 | |
|         def handle_par_ok(data):
 | |
|             """ Handle parameter ok
 | |
|             """
 | |
|             logger.debug('%s[READ_PAR_OK]: %s' % (self.tname, str(data)))
 | |
|             if self.test_stage >= STACK_START:
 | |
|                 self.param_ok_count += 1
 | |
|             self.test_stage = STACK_PAR_OK
 | |
| 
 | |
|         def handle_par_fail(data):
 | |
|             """ Handle parameter fail
 | |
|             """
 | |
|             logger.debug('%s[READ_PAR_FAIL]: %s' % (self.tname, str(data)))
 | |
|             self.param_fail_count += 1
 | |
|             self.test_stage = STACK_PAR_FAIL
 | |
| 
 | |
|         def handle_destroy(data):
 | |
|             """ Handle destroy
 | |
|             """
 | |
|             logger.debug('%s[DESTROY]: %s' % (self.tname, str(data)))
 | |
|             self.test_stage = STACK_DESTROY
 | |
|             self.test_finish = True
 | |
| 
 | |
|         while not self.test_finish:
 | |
|             try:
 | |
|                 self.dut.expect_any((re.compile(self.expected[STACK_IPV4]), handle_get_ip4),
 | |
|                                     (re.compile(self.expected[STACK_IPV6]), handle_get_ip6),
 | |
|                                     (re.compile(self.expected[STACK_INIT]), handle_init),
 | |
|                                     (re.compile(self.expected[STACK_CONNECT]), handle_connect),
 | |
|                                     (re.compile(self.expected[STACK_START]), handle_test_start),
 | |
|                                     (re.compile(self.expected[STACK_PAR_OK]), handle_par_ok),
 | |
|                                     (re.compile(self.expected[STACK_PAR_FAIL]), handle_par_fail),
 | |
|                                     (re.compile(self.expected[STACK_DESTROY]), handle_destroy),
 | |
|                                     timeout=timeout_value)
 | |
|             except DUT.ExpectTimeout:
 | |
|                 logger.debug('%s, expect timeout on stage #%d (%s seconds)' % (self.tname, self.test_stage, timeout_value))
 | |
|                 self.test_finish = True
 | |
| 
 | |
| 
 | |
| def test_check_mode(dut=None, mode_str=None, value=None):
 | |
|     """ Check communication mode for dut
 | |
|     """
 | |
|     global logger
 | |
|     try:
 | |
|         opt = dut.app.get_sdkconfig()[mode_str]
 | |
|         logger.debug('%s {%s} = %s.\n' % (str(dut), mode_str, opt))
 | |
|         return value == opt
 | |
|     except Exception:
 | |
|         logger.error('ENV_TEST_FAILURE: %s: Cannot find option %s in sdkconfig.' % (str(dut), mode_str))
 | |
|     return False
 | |
| 
 | |
| 
 | |
| @ttfw_idf.idf_example_test(env_tag='Example_Modbus_TCP')
 | |
| def test_modbus_communication(env, comm_mode):
 | |
|     global logger
 | |
| 
 | |
|     rel_project_path = os.path.join('examples', 'protocols', 'modbus', 'tcp')
 | |
|     # Get device under test. Both duts must be able to be connected to WiFi router
 | |
|     dut_master = env.get_dut('modbus_tcp_master', os.path.join(rel_project_path, TEST_MASTER_TCP))
 | |
|     dut_slave = env.get_dut('modbus_tcp_slave', os.path.join(rel_project_path, TEST_SLAVE_TCP))
 | |
|     log_file = os.path.join(env.log_path, 'modbus_tcp_test.log')
 | |
|     print('Logging file name: %s' % log_file)
 | |
| 
 | |
|     try:
 | |
|         # create file handler which logs even debug messages
 | |
|         logger.setLevel(logging.DEBUG)
 | |
|         fh = logging.FileHandler(log_file)
 | |
|         fh.setLevel(logging.DEBUG)
 | |
|         # set format of output for both handlers
 | |
|         formatter = logging.Formatter('%(levelname)s:%(message)s')
 | |
|         fh.setFormatter(formatter)
 | |
|         logger.addHandler(fh)
 | |
|         # create console handler
 | |
|         ch = logging.StreamHandler()
 | |
|         ch.setLevel(logging.INFO)
 | |
|         # set format of output for both handlers
 | |
|         formatter = logging.Formatter('%(levelname)s:%(message)s')
 | |
|         ch.setFormatter(formatter)
 | |
|         logger.addHandler(ch)
 | |
| 
 | |
|         # Check Kconfig configuration options for each built example
 | |
|         if (test_check_mode(dut_master, 'CONFIG_FMB_COMM_MODE_TCP_EN', 'y') and
 | |
|            test_check_mode(dut_slave, 'CONFIG_FMB_COMM_MODE_TCP_EN', 'y')):
 | |
|             slave_name = TEST_SLAVE_TCP
 | |
|             master_name = TEST_MASTER_TCP
 | |
|         else:
 | |
|             logger.error('ENV_TEST_FAILURE: IP resolver mode do not match in the master and slave implementation.\n')
 | |
|             raise Exception('ENV_TEST_FAILURE: IP resolver mode do not match in the master and slave implementation.\n')
 | |
|         address = None
 | |
|         if test_check_mode(dut_master, 'CONFIG_MB_SLAVE_IP_FROM_STDIN', 'y'):
 | |
|             logger.info('ENV_TEST_INFO: Set slave IP address through STDIN.\n')
 | |
|             # Flash app onto DUT (Todo: Debug case when the slave flashed before master then expect does not work correctly for no reason
 | |
|             dut_slave.start_app()
 | |
|             dut_master.start_app()
 | |
|             if test_check_mode(dut_master, 'CONFIG_EXAMPLE_CONNECT_IPV6', 'y'):
 | |
|                 address = dut_slave.expect(re.compile(pattern_dict_slave[STACK_IPV6]), TEST_EXPECT_STR_TIMEOUT)
 | |
|             else:
 | |
|                 address = dut_slave.expect(re.compile(pattern_dict_slave[STACK_IPV4]), TEST_EXPECT_STR_TIMEOUT)
 | |
|             if address is not None:
 | |
|                     print('Found IP slave address: %s' % address[0])
 | |
|             else:
 | |
|                 raise Exception('ENV_TEST_FAILURE: Slave IP address is not found in the output. Check network settings.\n')
 | |
|         else:
 | |
|             raise Exception('ENV_TEST_FAILURE: Slave IP resolver is not configured correctly.\n')
 | |
| 
 | |
|         # Create thread for each dut
 | |
|         with DutTestThread(dut=dut_master, name=master_name, ip_addr=address[0], expect=pattern_dict_master) as dut_master_thread:
 | |
|             with DutTestThread(dut=dut_slave, name=slave_name, ip_addr=None, expect=pattern_dict_slave) as dut_slave_thread:
 | |
| 
 | |
|                 # Start each thread
 | |
|                 dut_slave_thread.start()
 | |
|                 dut_master_thread.start()
 | |
| 
 | |
|                 # Wait for threads to complete
 | |
|                 dut_slave_thread.join(timeout=TEST_THREAD_JOIN_TIMEOUT)
 | |
|                 dut_master_thread.join(timeout=TEST_THREAD_JOIN_TIMEOUT)
 | |
| 
 | |
|                 if dut_slave_thread.isAlive():
 | |
|                     logger.error('ENV_TEST_FAILURE: The thread %s is not completed successfully after %d seconds.\n' %
 | |
|                                  (dut_slave_thread.tname, TEST_THREAD_JOIN_TIMEOUT))
 | |
|                     raise Exception('ENV_TEST_FAILURE: The thread %s is not completed successfully after %d seconds.\n' %
 | |
|                                     (dut_slave_thread.tname, TEST_THREAD_JOIN_TIMEOUT))
 | |
| 
 | |
|                 if dut_master_thread.isAlive():
 | |
|                     logger.error('TEST_FAILURE: The thread %s is not completed successfully after %d seconds.\n' %
 | |
|                                  (dut_master_thread.tname, TEST_THREAD_JOIN_TIMEOUT))
 | |
|                     raise Exception('TEST_FAILURE: The thread %s is not completed successfully after %d seconds.\n' %
 | |
|                                     (dut_master_thread.tname, TEST_THREAD_JOIN_TIMEOUT))
 | |
| 
 | |
|                 logger.info('TEST_INFO: %s error count = %d, %s error count = %d.\n' %
 | |
|                             (dut_master_thread.tname, dut_master_thread.param_fail_count,
 | |
|                              dut_slave_thread.tname, dut_slave_thread.param_fail_count))
 | |
|                 logger.info('TEST_INFO: %s ok count = %d, %s ok count = %d.\n' %
 | |
|                             (dut_master_thread.tname, dut_master_thread.param_ok_count,
 | |
|                              dut_slave_thread.tname, dut_slave_thread.param_ok_count))
 | |
| 
 | |
|                 if ((dut_master_thread.param_fail_count > TEST_READ_MAX_ERR_COUNT) or
 | |
|                    (dut_slave_thread.param_fail_count > TEST_READ_MAX_ERR_COUNT) or
 | |
|                    (dut_slave_thread.param_ok_count == 0) or
 | |
|                    (dut_master_thread.param_ok_count == 0)):
 | |
|                     raise Exception('TEST_FAILURE: %s parameter read error(ok) count = %d(%d), %s parameter read error(ok) count = %d(%d).\n' %
 | |
|                                     (dut_master_thread.tname, dut_master_thread.param_fail_count, dut_master_thread.param_ok_count,
 | |
|                                      dut_slave_thread.tname, dut_slave_thread.param_fail_count, dut_slave_thread.param_ok_count))
 | |
|                 logger.info('TEST_SUCCESS: The Modbus parameter test is completed successfully.\n')
 | |
| 
 | |
|     finally:
 | |
|         dut_master.close()
 | |
|         dut_slave.close()
 | |
|         logging.shutdown()
 | |
| 
 | |
| 
 | |
| if __name__ == '__main__':
 | |
|     test_modbus_communication()
 | 
