unit_tests/tests/trigger/test_symmetrical_crank.cpp

Directory:	./
File:	unit_tests/tests/trigger/test_symmetrical_crank.cpp
Date:	2025-10-24 14:26:41

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      /*
    
       * @file test_symmetrical_crank.cpp
    
       *
    
       * @date Feb 14, 2020
    
       * @author Andrey Belomutskiy, (c) 2012-2020
    
       */
    
      #include "pch.h"
    
      4
      static void postFourEvents(EngineTestHelper *eth, float mult) {
    
      4
      	eth->fireFall(mult * 394);
    
      4
      	eth->fireRise(mult * 16);
    
      4
      	eth->fireFall(mult * 294);
    
      4
      	eth->fireRise(mult * 16);
    
      4
      }
    
      4
      TEST(engine, testAngleLogicInSymmetricalCrankIssue2980) {
    
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      	EngineTestHelper eth(engine_type_e::MAZDA_MIATA_NB2);
    
      1
      	TriggerFormDetails *triggerForm = &engine->triggerCentral.triggerFormDetails;
    
      1
      	TriggerWaveform * form = &engine->triggerCentral.triggerShape;
    
      	#define EXPECT_FINDANGLE(angle, idx) EXPECT_EQ(form->findAngleIndex(triggerForm, angle) & 0xFFFF'FFFE, idx);
    
      	// Check one angle just after every trigger tooth, for two full revolutions (720 degrees, one engine cycle, 4 loops of the trigger)
    
      	// First quarter
    
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      	EXPECT_FINDANGLE(0 * 180 + 5, 0u);		// 5
    
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      	EXPECT_FINDANGLE(0 * 180 + 115, 2u);		// 115
    
      	// Second quarter
    
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      	EXPECT_FINDANGLE(1 * 180 + 5, 4u);		// 180+5 = 185
    
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      	EXPECT_FINDANGLE(1 * 180 + 115, 6u);		// 180+115 = 295
    
      	// Third quarter
    
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      1
      	EXPECT_FINDANGLE(2 * 180 + 5, 8u);		// 360+5 = 365
    
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      	EXPECT_FINDANGLE(2 * 180 + 115, 10u);	// 360+115 = 475
    
      	// Fourth quarter
    
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      	EXPECT_FINDANGLE(3 * 180 + 5, 12u);		// 540+5 = 545
    
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      1
      	EXPECT_FINDANGLE(3 * 180 + 115, 14u);	// 540+115 = 655
    
      2
      }
    
      4
      TEST(engine, testSymmetricalCrank) {
    
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      1
      	EngineTestHelper eth(engine_type_e::MAZDA_MIATA_NB2);
    
      	// this test is not about isFasterEngineSpinUpEnabled so let's disable it to simplify things
    
      1
      	engineConfiguration->isFasterEngineSpinUpEnabled = false;
    
      1
      	engineConfiguration->alwaysInstantRpm = true;
    
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      1
      	ASSERT_EQ(FOUR_STROKE_SYMMETRICAL_CRANK_SENSOR, getEngineRotationState()->getOperationMode());
    
      1
      	float mult = 0.02;
    
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      	ASSERT_EQ( 0,  round(Sensor::getOrZero(SensorType::Rpm))) << "RPM#0";
    
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      	postFourEvents(&eth, mult);
    
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      1
      	ASSERT_EQ( 0,  round(Sensor::getOrZero(SensorType::Rpm))) << "RPM#0";
    
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      1
      	eth.fireFall(mult * 394);
    
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      	eth.fireRise(mult * 16);
    
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      	eth.fireFall(mult * 294);
    
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      	ASSERT_FALSE(engine->triggerCentral.triggerState.getShaftSynchronized());
    
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      	eth.fireRise(mult * 16);
    
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      	ASSERT_TRUE(engine->triggerCentral.triggerState.getShaftSynchronized());
    
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      	ASSERT_EQ( 0,  round(Sensor::getOrZero(SensorType::Rpm))) << "RPM#0";
    
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      	postFourEvents(&eth, mult);
    
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      	ASSERT_EQ(2084,  round(Sensor::getOrZero(SensorType::Rpm))) << "RPM#11";
    
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      	postFourEvents(&eth, mult);
    
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      	ASSERT_EQ(2084,  round(Sensor::getOrZero(SensorType::Rpm))) << "RPM#11";
    
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      	postFourEvents(&eth, mult);
    
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      	ASSERT_EQ(2084,  round(Sensor::getOrZero(SensorType::Rpm))) << "RPM#11";
    
      1
      }

Line	Branch	Exec	Source
1			/*
2			* @file test_symmetrical_crank.cpp
3			*
4			* @date Feb 14, 2020
5			* @author Andrey Belomutskiy, (c) 2012-2020
6			*/
7
8			#include "pch.h"
9
10		4	static void postFourEvents(EngineTestHelper *eth, float mult) {
11		4	eth->fireFall(mult * 394);
12		4	eth->fireRise(mult * 16);
13		4	eth->fireFall(mult * 294);
14		4	eth->fireRise(mult * 16);
15		4	}
16
17		4	TEST(engine, testAngleLogicInSymmetricalCrankIssue2980) {
18	1/1 ✓ Branch 2 taken 1 time.	1	EngineTestHelper eth(engine_type_e::MAZDA_MIATA_NB2);
19
20		1	TriggerFormDetails *triggerForm = &engine->triggerCentral.triggerFormDetails;
21
22		1	TriggerWaveform * form = &engine->triggerCentral.triggerShape;
23
24			#define EXPECT_FINDANGLE(angle, idx) EXPECT_EQ(form->findAngleIndex(triggerForm, angle) & 0xFFFF'FFFE, idx);
25
26			// Check one angle just after every trigger tooth, for two full revolutions (720 degrees, one engine cycle, 4 loops of the trigger)
27
28			// First quarter
29	3/7 ✓ Branch 4 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.	1	EXPECT_FINDANGLE(0 * 180 + 5, 0u); // 5
30	3/7 ✓ Branch 4 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.	1	EXPECT_FINDANGLE(0 * 180 + 115, 2u); // 115
31
32			// Second quarter
33	3/7 ✓ Branch 4 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.	1	EXPECT_FINDANGLE(1 * 180 + 5, 4u); // 180+5 = 185
34	3/7 ✓ Branch 4 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.	1	EXPECT_FINDANGLE(1 * 180 + 115, 6u); // 180+115 = 295
35
36			// Third quarter
37	3/7 ✓ Branch 4 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.	1	EXPECT_FINDANGLE(2 * 180 + 5, 8u); // 360+5 = 365
38	3/7 ✓ Branch 4 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.	1	EXPECT_FINDANGLE(2 * 180 + 115, 10u); // 360+115 = 475
39
40			// Fourth quarter
41	3/7 ✓ Branch 4 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.	1	EXPECT_FINDANGLE(3 * 180 + 5, 12u); // 540+5 = 545
42	3/7 ✓ Branch 4 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.	1	EXPECT_FINDANGLE(3 * 180 + 115, 14u); // 540+115 = 655
43		2	}
44
45		4	TEST(engine, testSymmetricalCrank) {
46
47	1/1 ✓ Branch 2 taken 1 time.	1	EngineTestHelper eth(engine_type_e::MAZDA_MIATA_NB2);
48
49			// this test is not about isFasterEngineSpinUpEnabled so let's disable it to simplify things
50		1	engineConfiguration->isFasterEngineSpinUpEnabled = false;
51		1	engineConfiguration->alwaysInstantRpm = true;
52
53	5/10 ✓ Branch 3 taken 1 time. ✓ Branch 6 taken 1 time. ✓ Branch 10 taken 1 time. ✗ Branch 15 not taken. ✓ Branch 16 taken 1 time. ✗ Branch 19 not taken. ✗ Branch 24 not taken. ✗ Branch 27 not taken. ✓ Branch 34 taken 1 time. ✗ Branch 35 not taken.	1	ASSERT_EQ(FOUR_STROKE_SYMMETRICAL_CRANK_SENSOR, getEngineRotationState()->getOperationMode());
54
55		1	float mult = 0.02;
56
57	4/10 ✓ Branch 3 taken 1 time. ✓ Branch 7 taken 1 time. ✗ Branch 12 not taken. ✓ Branch 13 taken 1 time. ✗ Branch 16 not taken. ✗ Branch 19 not taken. ✗ Branch 24 not taken. ✗ Branch 27 not taken. ✓ Branch 34 taken 1 time. ✗ Branch 35 not taken.	1	ASSERT_EQ( 0, round(Sensor::getOrZero(SensorType::Rpm))) << "RPM#0";
58
59	1/1 ✓ Branch 1 taken 1 time.	1	postFourEvents(&eth, mult);
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61
62	1/1 ✓ Branch 1 taken 1 time.	1	eth.fireFall(mult * 394);
63	1/1 ✓ Branch 1 taken 1 time.	1	eth.fireRise(mult * 16);
64	1/1 ✓ Branch 1 taken 1 time.	1	eth.fireFall(mult * 294);
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66	1/1 ✓ Branch 1 taken 1 time.	1	eth.fireRise(mult * 16);
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68
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70
71	1/1 ✓ Branch 1 taken 1 time.	1	postFourEvents(&eth, mult);
72	4/10 ✓ Branch 3 taken 1 time. ✓ Branch 7 taken 1 time. ✗ Branch 12 not taken. ✓ Branch 13 taken 1 time. ✗ Branch 16 not taken. ✗ Branch 19 not taken. ✗ Branch 24 not taken. ✗ Branch 27 not taken. ✓ Branch 34 taken 1 time. ✗ Branch 35 not taken.	1	ASSERT_EQ(2084, round(Sensor::getOrZero(SensorType::Rpm))) << "RPM#11";
73
74	1/1 ✓ Branch 1 taken 1 time.	1	postFourEvents(&eth, mult);
75	4/10 ✓ Branch 3 taken 1 time. ✓ Branch 7 taken 1 time. ✗ Branch 12 not taken. ✓ Branch 13 taken 1 time. ✗ Branch 16 not taken. ✗ Branch 19 not taken. ✗ Branch 24 not taken. ✗ Branch 27 not taken. ✓ Branch 34 taken 1 time. ✗ Branch 35 not taken.	1	ASSERT_EQ(2084, round(Sensor::getOrZero(SensorType::Rpm))) << "RPM#11";
76
77	1/1 ✓ Branch 1 taken 1 time.	1	postFourEvents(&eth, mult);
78	4/10 ✓ Branch 3 taken 1 time. ✓ Branch 7 taken 1 time. ✗ Branch 12 not taken. ✓ Branch 13 taken 1 time. ✗ Branch 16 not taken. ✗ Branch 19 not taken. ✗ Branch 24 not taken. ✗ Branch 27 not taken. ✓ Branch 34 taken 1 time. ✗ Branch 35 not taken.	1	ASSERT_EQ(2084, round(Sensor::getOrZero(SensorType::Rpm))) << "RPM#11";
79		1	}
80