Files
HaloKeymind/test/test_radio_profile_clock.py
T

75 lines
2.7 KiB
Python

"""Exercise the production profile clock on and off both nRF52 and other boards."""
from pathlib import Path
import os
import subprocess
import tempfile
import unittest
ROOT = Path(__file__).resolve().parents[1]
SOURCE = (ROOT / "src/helpers/radiolib/RadioLibWrappers.cpp").read_text()
CLOCK = "static void syncProfileClock(bool dual_profile) {" + SOURCE.split(
"static void syncProfileClock(bool dual_profile) {", 1
)[1].split("// this function is called", 1)[0]
HARNESS = r'''
#include <cassert>
#include <cstdint>
struct FakeRtc {
uint32_t TASKS_STOP = 0, PRESCALER = 9, TASKS_CLEAR = 0, TASKS_START = 0;
uint32_t COUNTER = 0;
} rtc;
#define NRF_RTC2 (&rtc)
uint32_t micros() { return 1234; }
@CLOCK@
int main() {
assert(profileTimestamp(false) == 1234);
assert(rtc.TASKS_START == 0 && rtc.TASKS_STOP == 0);
assert(profileElapsedUs(12, 42, false) == 30);
#if defined(NRF52_PLATFORM)
rtc.COUNTER = 100;
assert(profileTimestamp(true) == 100);
assert(rtc.TASKS_STOP == 1 && rtc.PRESCALER == 0);
assert(rtc.TASKS_CLEAR == 1 && rtc.TASKS_START == 1);
rtc.TASKS_CLEAR = rtc.TASKS_START = rtc.TASKS_STOP = 0;
assert(profileTimestamp(true) == 100);
assert(rtc.TASKS_CLEAR == 0 && rtc.TASKS_START == 0 && rtc.TASKS_STOP == 0);
assert(profileElapsedUs(0, 32768, true) == 1000000);
assert(profileElapsedUs(0x00fffff0, 0x10, true) == 977);
syncProfileClock(false);
assert(rtc.TASKS_STOP == 1 && profileTimestamp(false) == 1234);
rtc.TASKS_CLEAR = rtc.TASKS_START = rtc.TASKS_STOP = 0;
syncProfileClock(false);
assert(rtc.TASKS_CLEAR == 0 && rtc.TASKS_START == 0 && rtc.TASKS_STOP == 0);
rtc.COUNTER = 200;
assert(profileTimestamp(true) == 200);
assert(rtc.TASKS_CLEAR == 1 && rtc.TASKS_START == 1);
#else
assert(profileTimestamp(true) == 1234);
assert(profileElapsedUs(12, 42, true) == 30);
assert(rtc.TASKS_START == 0 && rtc.TASKS_STOP == 0);
#endif
}
'''
class ProfileClockTest(unittest.TestCase):
def test_clock_selection_and_lifecycle(self):
with tempfile.TemporaryDirectory() as folder:
cpp = Path(folder) / "test.cpp"
exe = Path(folder) / "test.exe"
cpp.write_text(HARNESS.replace("@CLOCK@", CLOCK))
for defines in ([], ["-DNRF52_PLATFORM=1"]):
result = subprocess.run(
[os.environ.get("CXX", "g++"), "-std=c++17", "-Wall", "-Wextra",
"-Werror", *defines, str(cpp), "-o", str(exe)],
capture_output=True, text=True,
)
self.assertEqual(result.returncode, 0, result.stderr)
result = subprocess.run([str(exe)], capture_output=True, text=True)
self.assertEqual(result.returncode, 0, result.stderr)
if __name__ == "__main__":
unittest.main()