forked from espressif/esp-protocols
		
	
		
			
				
	
	
		
			107 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			107 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| import re
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| import os
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| import sys
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| import socket
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| from threading import Thread
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| import time
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| 
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| try:
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|     import IDF
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| except ImportError:
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|     # this is a test case write with tiny-test-fw.
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|     # to run test cases outside tiny-test-fw,
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|     # we need to set environment variable `TEST_FW_PATH`,
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|     # then get and insert `TEST_FW_PATH` to sys path before import FW module
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|     test_fw_path = os.getenv("TEST_FW_PATH")
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|     if test_fw_path and test_fw_path not in sys.path:
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|         sys.path.insert(0, test_fw_path)
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|     import IDF
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| 
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| global g_client_response
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| global g_msg_to_client
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| 
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| g_client_response = b""
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| g_msg_to_client = b"   3XYZ"
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| 
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| 
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| def get_my_ip():
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|     s1 = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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|     s1.connect(("8.8.8.8", 80))
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|     my_ip = s1.getsockname()[0]
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|     s1.close()
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|     return my_ip
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| 
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| 
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| def chat_server_sketch(my_ip):
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|     global g_client_response
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|     print("Starting the server on {}".format(my_ip))
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|     port = 2222
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|     s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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|     s.settimeout(600)
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|     s.bind((my_ip, port))
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|     s.listen(1)
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|     q,addr = s.accept()
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|     print("connection accepted")
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|     q.settimeout(30)
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|     q.send(g_msg_to_client)
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|     data = q.recv(1024)
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|     # check if received initial empty message
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|     if (len(data) > 4):
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|         g_client_response = data
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|     else:
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|         g_client_response = q.recv(1024)
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|         print("received from client {}".format(g_client_response))
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|     s.close()
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|     print("server closed")
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| 
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| 
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| @IDF.idf_example_test(env_tag="Example_WIFI")
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| def test_examples_protocol_asio_chat_client(env, extra_data):
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|     """
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|     steps: |
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|       1. Test to start simple tcp server
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|       2. `dut1` joins AP
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|       3. Test injects server IP to `dut1`via stdin
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|       4. Test evaluates `dut1` receives a message server placed
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|       5. Test injects a message to `dut1` to be sent as chat_client message
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|       6. Test evaluates received test message in host server
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|     """
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|     global g_client_response
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|     global g_msg_to_client
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|     test_msg = "ABC"
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|     dut1 = env.get_dut("chat_client", "examples/protocols/asio/chat_client")
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|     # check and log bin size
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|     binary_file = os.path.join(dut1.app.binary_path, "asio_chat_client.bin")
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|     bin_size = os.path.getsize(binary_file)
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|     IDF.log_performance("asio_chat_client_size", "{}KB".format(bin_size // 1024))
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|     IDF.check_performance("asio_chat_client_size", bin_size // 1024)
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|     # 1. start a tcp server on the host
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|     host_ip = get_my_ip()
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|     thread1 = Thread(target=chat_server_sketch, args=(host_ip,))
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|     thread1.start()
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|     # 2. start the dut test and wait till client gets IP address
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|     dut1.start_app()
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|     dut1.expect(re.compile(r" sta ip: ([^,]+),"), timeout=30)
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|     # 3. send host's IP to the client i.e. the `dut1`
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|     dut1.write(host_ip)
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|     # 4. client `dut1` should receive a message
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|     dut1.expect(g_msg_to_client[4:].decode())  # Strip out the front 4 bytes of message len (see chat_message protocol)
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|     # 5. write test message from `dut1` chat_client to the server
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|     dut1.write(test_msg)
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|     while len(g_client_response) == 0:
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|         time.sleep(1)
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|     g_client_response = g_client_response.decode()
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|     print(g_client_response)
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|     # 6. evaluate host_server received this message
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|     if (g_client_response[4:7] == test_msg):
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|         print("PASS: Received correct message")
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|         pass
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|     else:
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|         print("Failure!")
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|         raise ValueError('Wrong data received from asi tcp server: {} (expected:{})'.format(g_client_response[4:7], test_msg))
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|     thread1.join()
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| 
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| 
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| if __name__ == '__main__':
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|     test_examples_protocol_asio_chat_client()
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