minor improvement

firmware/controllers/trigger/trigger_decoder.cpp

@@ -125,7 +125,10 @@ int TriggerState::getTotalRevolutionCounter() {
 	return totalRevolutionCounter;
 }
 
-TriggerStateWithRunningStatistics::TriggerStateWithRunningStatistics() {
+TriggerStateWithRunningStatistics::TriggerStateWithRunningStatistics() :
+		//https://en.cppreference.com/w/cpp/language/zero_initialization
+		instantRpmValue()
+		{
 	// avoid ill-defined instant RPM when the data is not gathered yet
 	efitime_t nowNt = getTimeNowNt();
 	for (int i = 0; i < PWM_PHASE_MAX_COUNT; i++) {

unit_tests/tests/test_fasterEngineSpinningUp.cpp

@@ -37,6 +37,7 @@ TEST(sensors, testFasterEngineSpinningUp) {
 	// check all events starting from now
 	int timeStartUs = eth.getTimeNowUs();
 	// advance 1 revolution
+	// because we have trivial TT_ONE trigger here synchronization would happen with just one rise front
 	eth.fireRise(200);
 
 	// check if the mode is changed