unit_tests/tests/ignition_injection/test_odd_firing_engine.cpp

Directory:	./
File:	unit_tests/tests/ignition_injection/test_odd_firing_engine.cpp
Date:	2025-10-03 00:57:22

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Functions:	100.0%	4	0	4
Branches:	53.6%	60	0	112
Decisions:	-%	0	-	0

  
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      #include "pch.h"
    
      #include "spark_logic.h"
    
      #include "harley.h"
    
      #include "fuel_math.h"
    
      #include "defaults.h"
    
      #include "util/injection_crank_helper.h"
    
      	// let's pretend to have a 32 degree V odd fire engine.
    
      static const float cylinderOne = -19;
    
      static const float cylinderTwo = 13;
    
      static const angle_t timing = 1; // same timing cranking and running modes
    
      using ::testing::_;
    
      1
      static void configureOddFiringEngine(EngineTestHelper &eth) {
    
      1
      	engineConfiguration->cranking.rpm = 100;
    
      1
      	engineConfiguration->timing_offset_cylinder[0] = cylinderOne;
    
      1
      	engineConfiguration->timing_offset_cylinder[1] = cylinderTwo;
    
      1
      	setTable(config->ignitionTable, timing); // this changes run mode timing
    
      1
      	engineConfiguration->crankingTimingAngle = timing;
    
      1
      	engine->tdcMarkEnabled = false; // reduce event queue noise TODO extract helper method
    
      1
      }
    
      #if FUEL_RPM_COUNT == 16
    
      4
      TEST(OddFireRunningMode, hd) {
    
        // basic engine setup
    
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      1
      	EngineTestHelper eth(engine_type_e::HARLEY);
    
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      1
      	configureOddFiringEngine(eth);
    
      	extern bool unitTestBusyWaitHack;
    
      1
      	unitTestBusyWaitHack = true;
    
      1
      	engineConfiguration->vvtMode[0] = VVT_SINGLE_TOOTH; // need to avoid engine phase sync requirement
    
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      1
      	setTestFuelCrankingTable(27);
    
        // we need some fuel duration so let's mock airmass just to have legit fuel, we do not care for amount here at all
    
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      3
      	EXPECT_CALL(*eth.mockAirmass, getAirmass(/*any rpm*/_, _))
    
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      3
      		.WillRepeatedly(Return(AirmassResult{0.1008f, 50.0f}));
    
      1
      	engineConfiguration->camInputs[0] = Gpio::Unassigned;
    
      1
      	engineConfiguration->overrideTriggerGaps = false;
    
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      1
      	eth.setTriggerType(trigger_type_e::TT_HALF_MOON);
    
      	// end of configuration
    
        // send fake crank signal events so that trigger handler schedules actuators
    
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      1
      	eth.fireTriggerEvents2(2 /* count */ , 60 /* ms */);
    
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      1
      	LimpState limitedSparkState = getLimpManager()->allowIgnition();
    
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      1
      	ASSERT_TRUE(limitedSparkState.value);
    
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      1
      	ASSERT_EQ(limitedSparkState.reason, ClearReason::None);
    
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      1
      	ASSERT_EQ(IM_SIMULTANEOUS, getCurrentInjectionMode()); // still spinning up
    
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      1
      	ASSERT_NEAR(0.027, getInjectionMass(200), EPS3D);
    
      //	ASSERT_NEAR(-528, eth.timeToAngle(-176), EPS3D);
    
      //	ASSERT_NEAR(-250.778, eth.timeToAngle(-83.593), EPS3D);
    
      //	ASSERT_NEAR(-220.0, eth.timeToAngle(-73.333333), EPS3D);
    
      //	ASSERT_NEAR(?0.0, eth.timeToAngle(-70.66666), EPS3D);
    
      //	ASSERT_NEAR(-200.0, eth.timeToAngle(-66.66666), EPS3D);
    
      //	ASSERT_NEAR(-168.0, eth.timeToAngle(-56.0), EPS3D);
    
      //	ASSERT_NEAR(32, eth.timeToAngle(10.66666666), EPS3D);
    
      	//ASSERT_NEAR(?, eth.timeToAngle(40.3333), EPS3D);
    
      //	ASSERT_NEAR(140, eth.timeToAngle(46.66666), EPS3D);
    
      //	ASSERT_NEAR(141.222, eth.timeToAngle(47.074), EPS3D);
    
      //	ASSERT_NEAR(160.0, eth.timeToAngle(53.333333), EPS3D);
    
      1
      	angle_t expectedAngle3 = -180 + cylinderOne - timing;
    
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      1
      	ASSERT_EQ( 8,  engine->scheduler.size());
    
      1
      	auto const fireSparkAndPrepareNextScheduleAction{ action_s::make<fireSparkAndPrepareNextSchedule>((IgnitionEvent*){})};
    
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      1
      	eth.assertEvent5("spark down#3", 3, fireSparkAndPrepareNextScheduleAction, eth.angleToTimeUs(expectedAngle3));
    
      1
      	angle_t expectedAngle5 = -180 + cylinderTwo - timing;
    
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      1
      	eth.assertEvent5("spark down#5", 5, fireSparkAndPrepareNextScheduleAction, eth.angleToTimeUs(expectedAngle5));
    
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      1
      	ASSERT_EQ(500, Sensor::getOrZero(SensorType::Rpm));
    
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      1
      	engine->scheduler.executeAll(getTimeNowUs() + MS2US(1000000));
    
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      1
      	eth.fireTriggerEvents2(2 /* count */ , 60 /* ms */);
    
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      1
      	ASSERT_EQ(IM_SEQUENTIAL, getCurrentInjectionMode());
    
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      1
      	ASSERT_NEAR(0.0069257142022, getInjectionMass(200), EPS3D);
    
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      1
      	ASSERT_EQ( 8,  engine->scheduler.size());
    
      1
      	auto const turnInjectionPinLowAction{ action_s::make<turnInjectionPinLow>((InjectionEvent*){})};
    
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      1
      	eth.assertEvent5("fuel down2#2", 2, turnInjectionPinLowAction, eth.angleToTimeUs(180 + PORT_INJECTION_OFFSET + cylinderOne));
    
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      1
      	eth.assertEvent5("spark down2#4", 4, fireSparkAndPrepareNextScheduleAction, eth.angleToTimeUs(-180 + cylinderOne - timing));
    
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      1
      	eth.assertEvent5("fuel down2#7", 7, turnInjectionPinLowAction, eth.angleToTimeUs(540 + PORT_INJECTION_OFFSET + cylinderTwo));
    
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      1
      	eth.assertEvent5("spark down2#0", 0, fireSparkAndPrepareNextScheduleAction, eth.angleToTimeUs(-540 + cylinderTwo - timing));
    
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      1
      	ASSERT_EQ(2, engine->getBailedOnDwellCount()) << "Please check if our dwell algorithm have really got better.";
    
      1
      }
    
      #endif //FUEL_RPM_COUNT == 16

Line	Branch	Exec	Source
1			#include "pch.h"
2			#include "spark_logic.h"
3			#include "harley.h"
4			#include "fuel_math.h"
5			#include "defaults.h"
6			#include "util/injection_crank_helper.h"
7
8			// let's pretend to have a 32 degree V odd fire engine.
9			static const float cylinderOne = -19;
10			static const float cylinderTwo = 13;
11			static const angle_t timing = 1; // same timing cranking and running modes
12
13			using ::testing::_;
14
15		1	static void configureOddFiringEngine(EngineTestHelper &eth) {
16		1	engineConfiguration->cranking.rpm = 100;
17		1	engineConfiguration->timing_offset_cylinder[0] = cylinderOne;
18		1	engineConfiguration->timing_offset_cylinder[1] = cylinderTwo;
19		1	setTable(config->ignitionTable, timing); // this changes run mode timing
20		1	engineConfiguration->crankingTimingAngle = timing;
21		1	engine->tdcMarkEnabled = false; // reduce event queue noise TODO extract helper method
22		1	}
23
24			#if FUEL_RPM_COUNT == 16
25		4	TEST(OddFireRunningMode, hd) {
26			// basic engine setup
27	1/1 ✓ Branch 2 taken 1 time.	1	EngineTestHelper eth(engine_type_e::HARLEY);
28	1/1 ✓ Branch 1 taken 1 time.	1	configureOddFiringEngine(eth);
29			extern bool unitTestBusyWaitHack;
30		1	unitTestBusyWaitHack = true;
31		1	engineConfiguration->vvtMode[0] = VVT_SINGLE_TOOTH; // need to avoid engine phase sync requirement
32	1/1 ✓ Branch 1 taken 1 time.	1	setTestFuelCrankingTable(27);
33
34			// we need some fuel duration so let's mock airmass just to have legit fuel, we do not care for amount here at all
35	5/5 ✓ Branch 3 taken 1 time. ✓ Branch 7 taken 1 time. ✓ Branch 10 taken 1 time. ✓ Branch 13 taken 1 time. ✓ Branch 17 taken 1 time.	3	EXPECT_CALL(eth.mockAirmass, getAirmass(/any rpm*/_, _))
36	3/3 ✓ Branch 5 taken 1 time. ✓ Branch 8 taken 1 time. ✓ Branch 11 taken 1 time.	3	.WillRepeatedly(Return(AirmassResult{0.1008f, 50.0f}));
37
38		1	engineConfiguration->camInputs[0] = Gpio::Unassigned;
39		1	engineConfiguration->overrideTriggerGaps = false;
40
41	1/1 ✓ Branch 1 taken 1 time.	1	eth.setTriggerType(trigger_type_e::TT_HALF_MOON);
42			// end of configuration
43
44			// send fake crank signal events so that trigger handler schedules actuators
45	1/1 ✓ Branch 1 taken 1 time.	1	eth.fireTriggerEvents2(2 /* count / , 60 / ms */);
46	2/2 ✓ Branch 2 taken 1 time. ✓ Branch 5 taken 1 time.	1	LimpState limitedSparkState = getLimpManager()->allowIgnition();
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51
52			// ASSERT_NEAR(-528, eth.timeToAngle(-176), EPS3D);
53			// ASSERT_NEAR(-250.778, eth.timeToAngle(-83.593), EPS3D);
54			// ASSERT_NEAR(-220.0, eth.timeToAngle(-73.333333), EPS3D);
55			// ASSERT_NEAR(?0.0, eth.timeToAngle(-70.66666), EPS3D);
56			// ASSERT_NEAR(-200.0, eth.timeToAngle(-66.66666), EPS3D);
57			// ASSERT_NEAR(-168.0, eth.timeToAngle(-56.0), EPS3D);
58			// ASSERT_NEAR(32, eth.timeToAngle(10.66666666), EPS3D);
59			//ASSERT_NEAR(?, eth.timeToAngle(40.3333), EPS3D);
60			// ASSERT_NEAR(140, eth.timeToAngle(46.66666), EPS3D);
61			// ASSERT_NEAR(141.222, eth.timeToAngle(47.074), EPS3D);
62			// ASSERT_NEAR(160.0, eth.timeToAngle(53.333333), EPS3D);
63
64		1	angle_t expectedAngle3 = -180 + cylinderOne - timing;
65
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67		1	auto const fireSparkAndPrepareNextScheduleAction{ action_s::make<fireSparkAndPrepareNextSchedule>((IgnitionEvent*){})};
68	1/1 ✓ Branch 2 taken 1 time.	1	eth.assertEvent5("spark down#3", 3, fireSparkAndPrepareNextScheduleAction, eth.angleToTimeUs(expectedAngle3));
69
70		1	angle_t expectedAngle5 = -180 + cylinderTwo - timing;
71	1/1 ✓ Branch 2 taken 1 time.	1	eth.assertEvent5("spark down#5", 5, fireSparkAndPrepareNextScheduleAction, eth.angleToTimeUs(expectedAngle5));
72
73	4/9 ✓ Branch 3 taken 1 time. ✓ Branch 7 taken 1 time. ✗ Branch 12 not taken. ✓ Branch 13 taken 1 time. ✗ Branch 16 not taken. ✗ Branch 21 not taken. ✗ Branch 24 not taken. ✓ Branch 31 taken 1 time. ✗ Branch 32 not taken.	1	ASSERT_EQ(500, Sensor::getOrZero(SensorType::Rpm));
74
75	2/2 ✓ Branch 1 taken 1 time. ✓ Branch 4 taken 1 time.	1	engine->scheduler.executeAll(getTimeNowUs() + MS2US(1000000));
76
77	1/1 ✓ Branch 1 taken 1 time.	1	eth.fireTriggerEvents2(2 /* count / , 60 / ms */);
78	4/9 ✓ Branch 3 taken 1 time. ✓ Branch 7 taken 1 time. ✗ Branch 12 not taken. ✓ Branch 13 taken 1 time. ✗ Branch 16 not taken. ✗ Branch 21 not taken. ✗ Branch 24 not taken. ✓ Branch 31 taken 1 time. ✗ Branch 32 not taken.	1	ASSERT_EQ(IM_SEQUENTIAL, getCurrentInjectionMode());
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80
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82		1	auto const turnInjectionPinLowAction{ action_s::make<turnInjectionPinLow>((InjectionEvent*){})};
83	1/1 ✓ Branch 2 taken 1 time.	1	eth.assertEvent5("fuel down2#2", 2, turnInjectionPinLowAction, eth.angleToTimeUs(180 + PORT_INJECTION_OFFSET + cylinderOne));
84	1/1 ✓ Branch 2 taken 1 time.	1	eth.assertEvent5("spark down2#4", 4, fireSparkAndPrepareNextScheduleAction, eth.angleToTimeUs(-180 + cylinderOne - timing));
85	1/1 ✓ Branch 2 taken 1 time.	1	eth.assertEvent5("fuel down2#7", 7, turnInjectionPinLowAction, eth.angleToTimeUs(540 + PORT_INJECTION_OFFSET + cylinderTwo));
86	1/1 ✓ Branch 2 taken 1 time.	1	eth.assertEvent5("spark down2#0", 0, fireSparkAndPrepareNextScheduleAction, eth.angleToTimeUs(-540 + cylinderTwo - timing));
87
88	3/9 ✓ Branch 5 taken 1 time. ✗ Branch 10 not taken. ✓ Branch 11 taken 1 time. ✗ Branch 14 not taken. ✗ Branch 17 not taken. ✗ Branch 22 not taken. ✗ Branch 25 not taken. ✓ Branch 32 taken 1 time. ✗ Branch 33 not taken.	1	ASSERT_EQ(2, engine->getBailedOnDwellCount()) << "Please check if our dwell algorithm have really got better.";
89		1	}
90			#endif //FUEL_RPM_COUNT == 16
91

Function (Line)	Call count	Line coverage	Branch coverage	Block coverage
OddFireRunningMode_hd_Test::OddFireRunningMode_hd_Test() (line 25)	called 1 time	100.0%	-%	100.0%
OddFireRunningMode_hd_Test::TestBody() (line 25)	called 1 time	100.0%	53.6%	40.0%
OddFireRunningMode_hd_Test::~OddFireRunningMode_hd_Test() (line 25)	called 2 times	100.0%	-%	100.0%
configureOddFiringEngine(EngineTestHelper&) (line 15)	called 1 time	100.0%	-%	100.0%