mirror of https://github.com/rusefi/rusefi-1.git
68 lines
2.0 KiB
C++
68 lines
2.0 KiB
C++
#include "pch.h"
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#include "vehicle_speed.h"
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extern void vsCallback(DECLARE_ENGINE_PARAMETER_SIGNATURE);
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typedef void(*vss_callback_fp)(DECLARE_ENGINE_PARAMETER_SIGNATURE) ;
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static constexpr brain_pin_e anyPin = GPIOA_0;
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static constexpr const char* const vehicleSpeedSensorMessage = "VSS";
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/*
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* Used to convert expected speed into simulation frequency
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*/
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static float speedToSimulationFrequency(float speedCoef, float speed) {
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return speed/speedCoef;
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}
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/*
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* Use engine test helper as time source,
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* to simulate periodic signal on input pin with passed callback.
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*/
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static void simulatePeriodicSignalForCallback(
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EngineTestHelper& eth,
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float freqHz,
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vss_callback_fp cb
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DECLARE_ENGINE_PARAMETER_SUFFIX)
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{
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constexpr auto periods = 50;
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auto period = (1 / freqHz);
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for (auto i = 0; i < periods; i++) {
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cb(PASS_ENGINE_PARAMETER_SIGNATURE);
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// Time rewind after the callback, due internal vehicle_speed.cpp logic
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// (last signal time check for stop tracking)
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eth.moveTimeForwardSec(period);
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}
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}
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TEST(VehicleSpeedSensor, testValidSpeedDetection) {
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WITH_ENGINE_TEST_HELPER(TEST_ENGINE);
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CONFIG(vehicleSpeedSensorInputPin) = anyPin;
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engineConfiguration->vehicleSpeedCoef = 0.5f;
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// Valid speed 15kmh should be returned
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float freq = speedToSimulationFrequency(engineConfiguration->vehicleSpeedCoef, 15.0f);
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simulatePeriodicSignalForCallback(eth, freq, vsCallback PASS_ENGINE_PARAMETER_SUFFIX);
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float measuredSpeed = getVehicleSpeed(PASS_ENGINE_PARAMETER_SIGNATURE);
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EXPECT_NEAR(15.0f, measuredSpeed, 0.01);
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}
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TEST(VehicleSpeedSensor, testInvalidSpeed) {
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WITH_ENGINE_TEST_HELPER(TEST_ENGINE);
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CONFIG(vehicleSpeedSensorInputPin) = anyPin;
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engineConfiguration->vehicleSpeedCoef = 0.5f;
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// Invalid (slow) interval, should return 0 speed
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simulatePeriodicSignalForCallback(eth, 0.5f, vsCallback PASS_ENGINE_PARAMETER_SUFFIX);
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float measuredSpeed = getVehicleSpeed(PASS_ENGINE_PARAMETER_SIGNATURE);
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// Direct comparasion as invalid speed shoud return true zero
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EXPECT_EQ(0.0f, measuredSpeed);
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}
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