3 Copyright (c) 2011-2013 ARM Limited
5 Licensed under the Apache License, Version 2.0 (the "License");
6 you may not use this file except in compliance with the License.
7 You may obtain a copy of the License at
9 http://www.apache.org/licenses/LICENSE-2.0
11 Unless required by applicable law or agreed to in writing, software
12 distributed under the License is distributed on an "AS IS" BASIS,
13 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 See the License for the specific language governing permissions and
15 limitations under the License.
23 PATTERN_INT_VALUE = "Your value was: (-?\d+)"
24 re_detect_int_value = re.compile(PATTERN_INT_VALUE)
26 def test(self, selftest):
29 c = selftest.mbed.serial_readline() # {{start}} preamble
31 return selftest.RESULT_IO_SERIAL
34 for i in range(0, 10):
35 random_integer = random.randint(-99999, 99999)
36 selftest.notify("HOST: Generated number: " + str(random_integer))
38 selftest.mbed.serial_write(str(random_integer) + "\n")
40 serial_stdio_msg = selftest.mbed.serial_readline()
41 if serial_stdio_msg is None:
42 return selftest.RESULT_IO_SERIAL
43 delay_time = time() - start
44 selftest.notify(serial_stdio_msg.strip())
46 # Searching for reply with scanned values
47 m = self.re_detect_int_value.search(serial_stdio_msg)
48 if m and len(m.groups()):
49 int_value = m.groups()[0]
50 int_value_cmp = random_integer == int(int_value)
51 test_result = test_result and int_value_cmp
52 selftest.notify("HOST: Number %s read after %.3f sec ... [%s]"% (int_value, delay_time, "OK" if int_value_cmp else "FAIL"))
56 return selftest.RESULT_SUCCESS if test_result else selftest.RESULT_FAILURE