tests/periph_uart: add tests for uart_mode
Add positive and negative tests for data bits, stop bits and parity: - 7E1, 7O1 - 8E1, 8O1 - 8N2 Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com>
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Yegor Yefremov
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738cbf685b
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2673b662af
@ -19,6 +19,11 @@ class PeriphUartIf(DutShell):
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"""Initialize DUT's UART."""
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return self.send_cmd("init {} {}".format(dev, baud))
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def uart_mode(self, dev, data_bits, parity, stop_bits):
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"""Setup databits, parity and stopbits."""
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return self.send_cmd(
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"mode {} {} {} {}".format(dev, data_bits, parity, stop_bits))
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def uart_send_string(self, dev, test_string):
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"""Send data via DUT's UART."""
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return self.send_cmd("send {} {}".format(dev, test_string))
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@ -17,7 +17,7 @@ import random
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import string
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from periph_uart_if import PeriphUartIf
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from if_lib import PhilipIf
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from riot_pal import LLMemMapIf, PHILIP_MEM_MAP_PATH
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def kwexpect(val1, val2, level="WARN"):
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@ -120,7 +120,7 @@ def setup_test(bpt, t):
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bpt.reset_mcu()
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t.manual_test("Reset BPT")
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bpt.set_uart_baud(115200)
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bpt.write_reg('uart.baud', 115200)
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bpt.execute_changes()
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t.manual_test("BPT: setup default baudrate")
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@ -154,6 +154,119 @@ def echo_test(bpt, uart, dut_uart, support_reset=False):
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return t
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def even_parity_8_bits_test(bpt, uart, dut_uart, support_reset=False):
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cmd_log = list()
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t = Test('even parity and 8 bits test',
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'Tests DUT receive/transmit functionality with enabled even parity and 8 bits',
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cmd_log)
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setup_test(bpt, t)
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bpt.write_reg('uart.ctrl.parity', 1)
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bpt.execute_changes()
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t.run_test(uart.uart_init(dut_uart, 115200), "Success")
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t.run_test(uart.uart_mode(dut_uart, 8, "E", 1), "Success")
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t.run_test(uart.uart_send_string(dut_uart, "t111"), "Success", ["t111"])
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t.run_test(uart.uart_init(dut_uart, 115200), "Success")
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t.run_test(uart.uart_mode(dut_uart, 8, "O", 1), "Success")
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t.run_test(uart.uart_send_string(dut_uart, "t111"), "Timeout")
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return t
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def odd_parity_8_bits_test(bpt, uart, dut_uart, support_reset=False):
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cmd_log = list()
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t = Test('odd parity and 8 bits test',
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'Tests DUT receive/transmit functionality with enabled odd parity and 8 bits',
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cmd_log)
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setup_test(bpt, t)
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bpt.write_reg('uart.ctrl.parity', 2)
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bpt.execute_changes()
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t.run_test(uart.uart_init(dut_uart, 115200), "Success")
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t.run_test(uart.uart_mode(dut_uart, 8, "O", 1), "Success")
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t.run_test(uart.uart_send_string(dut_uart, "t111"), "Success", ["t111"])
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t.run_test(uart.uart_init(dut_uart, 115200), "Success")
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t.run_test(uart.uart_mode(dut_uart, 8, "E", 1), "Success")
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t.run_test(uart.uart_send_string(dut_uart, "t111"), "Timeout")
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return t
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def even_parity_7_bits_test(bpt, uart, dut_uart, support_reset=False):
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cmd_log = list()
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t = Test('even parity and 7 bits test',
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'Tests DUT receive/transmit functionality with enabled even parity and 7 bits',
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cmd_log)
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setup_test(bpt, t)
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bpt.write_reg('uart.ctrl.parity', 1)
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bpt.write_reg('uart.ctrl.data_bits', 1)
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bpt.execute_changes()
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t.run_test(uart.uart_init(dut_uart, 115200), "Success")
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t.run_test(uart.uart_mode(dut_uart, 7, "E", 1), "Success")
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t.run_test(uart.uart_send_string(dut_uart, "t111"), "Success", ["t111"])
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t.run_test(uart.uart_init(dut_uart, 115200), "Success")
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t.run_test(uart.uart_mode(dut_uart, 7, "O", 1), "Success")
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t.run_test(uart.uart_send_string(dut_uart, "t111"), "Timeout")
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return t
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def odd_parity_7_bits_test(bpt, uart, dut_uart, support_reset=False):
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cmd_log = list()
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t = Test('odd parity and 7 bits test',
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'Tests DUT receive/transmit functionality with enabled odd parity and 7 bits',
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cmd_log)
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setup_test(bpt, t)
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bpt.write_reg('uart.ctrl.parity', 2)
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bpt.write_reg('uart.ctrl.data_bits', 1)
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bpt.execute_changes()
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t.run_test(uart.uart_init(dut_uart, 115200), "Success")
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t.run_test(uart.uart_mode(dut_uart, 7, "O", 1), "Success")
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t.run_test(uart.uart_send_string(dut_uart, "t111"), "Success", ["t111"])
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t.run_test(uart.uart_init(dut_uart, 115200), "Success")
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t.run_test(uart.uart_mode(dut_uart, 7, "E", 1), "Success")
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t.run_test(uart.uart_send_string(dut_uart, "t111"), "Timeout")
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return t
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def two_stop_bits_test(bpt, uart, dut_uart, support_reset=False):
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cmd_log = list()
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t = Test('two stop bits test',
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'Tests DUT receive/transmit functionality with two stop bits',
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cmd_log)
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setup_test(bpt, t)
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bpt.write_reg('uart.ctrl.parity', 2)
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bpt.write_reg('uart.ctrl.data_bits', 0)
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bpt.execute_changes()
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t.run_test(uart.uart_init(dut_uart, 115200), "Success")
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t.run_test(uart.uart_mode(dut_uart, 8, "N", 2), "Success")
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t.run_test(uart.uart_send_string(dut_uart, "tttt"), "Success", ["tttt"])
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t.run_test(uart.uart_init(dut_uart, 115200), "Success")
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t.run_test(uart.uart_mode(dut_uart, 8, "N", 1), "Success")
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t.run_test(uart.uart_send_string(dut_uart, "tttt"), "Timeout")
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return t
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def echo_ext_test(bpt, uart, dut_uart, support_reset=False):
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cmd_log = list()
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t = Test('echo ext test',
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@ -162,7 +275,7 @@ def echo_ext_test(bpt, uart, dut_uart, support_reset=False):
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setup_test(bpt, t)
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bpt.set_uart_mode(1)
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bpt.write_reg('uart.mode', 1)
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bpt.execute_changes()
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t.manual_test("BPT: set echo ext mode")
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@ -182,13 +295,15 @@ def register_read_test(bpt, uart, dut_uart, support_reset=False):
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setup_test(bpt, t)
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bpt.set_uart_mode(2)
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bpt.write_reg('uart.mode', 2)
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bpt.execute_changes()
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t.manual_test("BPT: set echo ext mode")
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t.run_test(uart.uart_init(dut_uart, 115200), "Success")
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t.run_test(uart.uart_send_string(
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dut_uart, "\"rr 152 10\""), "Success", ["0,0x09080706050403020100"])
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dut_uart, "\"wr 1 10 1\""), "Success")
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t.run_test(uart.uart_send_string(
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dut_uart, "\"rr 1 1\""), "Success", ["0,0x0A"])
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t.run_test(uart.uart_send_string(
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dut_uart, "\"rr -1 10\""), "Success", [errno.EINVAL])
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@ -250,13 +365,23 @@ def main():
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raise ValueError('Invalid log level: %s' % loglevel)
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logging.basicConfig(level=loglevel)
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bpt = PhilipIf(port=args.bpt_port)
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bpt = LLMemMapIf(PHILIP_MEM_MAP_PATH, 'serial', args.bpt_port)
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uart = PeriphUartIf(port=args.dut_port)
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print('Starting Test periph_uart')
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test_list = list()
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test_list.append(echo_test(bpt, uart, args.dut_uart))
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print_full_result(test_list[-1])
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test_list.append(even_parity_8_bits_test(bpt, uart, args.dut_uart))
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print_full_result(test_list[-1])
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test_list.append(odd_parity_8_bits_test(bpt, uart, args.dut_uart))
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print_full_result(test_list[-1])
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test_list.append(even_parity_7_bits_test(bpt, uart, args.dut_uart))
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print_full_result(test_list[-1])
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test_list.append(odd_parity_7_bits_test(bpt, uart, args.dut_uart))
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print_full_result(test_list[-1])
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test_list.append(two_stop_bits_test(bpt, uart, args.dut_uart))
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print_full_result(test_list[-1])
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test_list.append(echo_ext_test(bpt, uart, args.dut_uart))
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print_full_result(test_list[-1])
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test_list.append(register_read_test(bpt, uart, args.dut_uart))
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