41 lines
1.4 KiB
C++
41 lines
1.4 KiB
C++
#include "engine_test_helper.h"
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extern float getTachFreq(void);
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extern float getTachDuty(void);
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TEST(tachometer, testPulsePerRev) {
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// This engine has a tach pin set - we need that
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WITH_ENGINE_TEST_HELPER(MAZDA_MIATA_2003);
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// We don't actually care about ign/inj at all, just tach
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engineConfiguration->isInjectionEnabled = false;
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engineConfiguration->isIgnitionEnabled = false;
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// Configure tach pulse count
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// 5 PPR, 25% duty
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engineConfiguration->tachPulsePerRev = 4;
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engineConfiguration->tachPulseDuractionMs = 0.5f;
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engineConfiguration->tachPulseDurationAsDutyCycle = true;
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// Set predictable trigger settings
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engineConfiguration->trigger.type = TT_TOOTHED_WHEEL;
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engineConfiguration->trigger.customTotalToothCount = 8;
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engineConfiguration->trigger.customSkippedToothCount = 0;
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engineConfiguration->useOnlyRisingEdgeForTrigger = false;
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engineConfiguration->ambiguousOperationMode = FOUR_STROKE_CAM_SENSOR;
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eth.applyTriggerWaveform();
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// get the engine running - 6 revolutions
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eth.fireTriggerEvents(48);
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// ensure engine speed
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ASSERT_EQ(1500, GET_RPM()) << "RPM";
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ASSERT_EQ(engine->triggerCentral.triggerState.getShaftSynchronized(), true);
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// Poke the fast callback to update the tach
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engine->periodicFastCallback(PASS_ENGINE_PARAMETER_SIGNATURE);
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ASSERT_EQ(100, getTachFreq());
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ASSERT_EQ(0.5, getTachDuty());
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}
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