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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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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global g_client_response
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global g_msg_to_client
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g_client_response = b""
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g_msg_to_client = b" 3XYZ"
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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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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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@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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if __name__ == '__main__':
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test_examples_protocol_asio_chat_client()
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