GCC Code Coverage Report

Directory: ./
File: unit_tests/tests/trigger/test_quad_cam.cpp
Date: 2025-10-03 00:57:22
Coverage Exec Excl Total
Lines: 100.0% 62 0 62
Functions: 100.0% 3 0 3
Branches: 56.2% 86 0 153
Decisions: -% 0 - 0
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1 /**
2 * @file test_quad_cam.cpp
3 *
4 */
5
6 #include "pch.h"
7
8 4 TEST(trigger, testQuadCamInput) {
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 1 EngineTestHelper eth(engine_type_e::TEST_ENGINE);
10 1 engineConfiguration->globalTriggerAngleOffset = -37;
11 1 engineConfiguration->crankingTimingAngle = 3;
12 1 engineConfiguration->triggerInputPins[1] = Gpio::Unassigned;
13 1 engineConfiguration->isFasterEngineSpinUpEnabled = false;
14 1 engineConfiguration->alwaysInstantRpm = true;
15
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 1 setCrankOperationMode();
17
18 // changing to 'ONE TOOTH' trigger on CRANK with CAM/VVT
19 1 engineConfiguration->vvtMode[0] = VVT_SINGLE_TOOTH;
20 1 engineConfiguration->vvtMode[1] = VVT_SINGLE_TOOTH;
21
22 1 engineConfiguration->camInputs[0] = Gpio::A10; // we just need to indicate that we have CAM
23
24 // this crank trigger would be easier to test, crank shape is less important for this test
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 1 eth.setTriggerType(trigger_type_e::TT_HALF_MOON);
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 1 ASSERT_EQ(0, Sensor::getOrZero(SensorType::Rpm));
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 1 eth.fireFall(12.5);
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 1 eth.fireRise(12.5);
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 1 ASSERT_EQ( 0, Sensor::getOrZero(SensorType::Rpm));
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 1 eth.fireFall(12.5);
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 1 eth.fireRise(12.5);
35 // first time we have RPM
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 1 ASSERT_EQ(2400, Sensor::getOrZero(SensorType::Rpm));
37
38 // need to be out of VVT sync to see VVT sync in action
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 1 eth.fireFall(12.5);
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 1 eth.fireRise(12.5);
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 1 eth.fireFall(12.5);
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 1 eth.fireRise(12.5);
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 1 eth.fireFall(12.5);
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 1 eth.fireRise(12.5);
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 1 eth.moveTimeForwardUs(MS2US(3)); // shifting VVT phase a few angles
47
48 1 float d = 4;
49
50 1 int firstCam = 0;
51 1 int secondCam = 1;
52
53 1 int firstBank = 0;
54 1 int secondBank = 1;
55
56 1 int firstCamSecondBank = secondBank * CAMS_PER_BANK + firstCam;
57 1 int secondCamSecondBank = secondBank * CAMS_PER_BANK + secondCam;
58
59 // Cams should have no position yet
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 1 ASSERT_EQ(0, engine->triggerCentral.getVVTPosition(firstBank, firstCam));
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 1 ASSERT_EQ(0, engine->triggerCentral.getVVTPosition(firstBank, secondCam));
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 1 ASSERT_EQ(0, engine->triggerCentral.getVVTPosition(secondBank, firstCam));
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 1 ASSERT_EQ(0, engine->triggerCentral.getVVTPosition(secondBank, secondCam));
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 1 hwHandleVvtCamSignal(TriggerValue::RISE, getTimeNowNt(), firstCam);
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 1 hwHandleVvtCamSignal(TriggerValue::RISE, getTimeNowNt(), secondCam);
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 1 hwHandleVvtCamSignal(TriggerValue::RISE, getTimeNowNt(), firstCamSecondBank);
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 1 hwHandleVvtCamSignal(TriggerValue::RISE, getTimeNowNt(), secondCamSecondBank);
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70 1 float basePos = -80.2f;
71
72 // All four cams should now have the same position
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 1 EXPECT_NEAR_M3(basePos, engine->triggerCentral.getVVTPosition(firstBank, firstCam));
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 1 EXPECT_NEAR_M3(basePos, engine->triggerCentral.getVVTPosition(firstBank, secondCam));
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 1 EXPECT_NEAR_M3(basePos, engine->triggerCentral.getVVTPosition(secondBank, firstCam));
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 1 EXPECT_NEAR_M3(basePos, engine->triggerCentral.getVVTPosition(secondBank, secondCam));
77
78 // Now fire cam events again, but with time gaps between each
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 1 eth.moveTimeForwardMs(1);
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 1 hwHandleVvtCamSignal(TriggerValue::RISE, getTimeNowNt(), firstCam);
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 1 eth.moveTimeForwardMs(1);
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 1 hwHandleVvtCamSignal(TriggerValue::RISE, getTimeNowNt(), secondCam);
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 1 eth.moveTimeForwardMs(1);
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 1 hwHandleVvtCamSignal(TriggerValue::RISE, getTimeNowNt(), firstCamSecondBank);
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 1 eth.moveTimeForwardMs(1);
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 1 hwHandleVvtCamSignal(TriggerValue::RISE, getTimeNowNt(), secondCamSecondBank);
87
88 // All four cams should have different positions, each retarded by 1ms from the last
89 1 float oneMsDegrees = 1000 / engine->rpmCalculator.oneDegreeUs;
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 1 EXPECT_NEAR(basePos - oneMsDegrees * 1, engine->triggerCentral.getVVTPosition(firstBank, firstCam), EPS3D);
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 1 EXPECT_NEAR(basePos - oneMsDegrees * 2, engine->triggerCentral.getVVTPosition(firstBank, secondCam), EPS3D);
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 1 EXPECT_NEAR(basePos - oneMsDegrees * 3, engine->triggerCentral.getVVTPosition(secondBank, firstCam), EPS3D);
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 1 EXPECT_NEAR(basePos - oneMsDegrees * 4, engine->triggerCentral.getVVTPosition(secondBank, secondCam), EPS3D);
94 1 }
95