mirror of https://github.com/rusefi/rusefi-1.git
152 lines
4.7 KiB
C++
152 lines
4.7 KiB
C++
/*
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* test_pwm_generator.cpp
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*
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* @date Dec 8, 2018
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* Author: user
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*/
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#include "pch.h"
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#define LOW_VALUE 0
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#define HIGH_VALUE 1
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extern int timeNowUs;
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static int expectedTimeOfNextEvent;
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static void assertNextEvent(const char *msg, int expectedPinState, TestExecutor *executor, OutputPin& pin) {
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printf("PWM_test: Asserting event [%s]\r\n", msg);
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// only one action expected in queue
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ASSERT_EQ( 1, executor->size()) << "PWM_test: schedulingQueue size";
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// move time to next event timestamp
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timeNowUs = expectedTimeOfNextEvent;
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// execute pending actions and assert that only one action was executed
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ASSERT_NEAR(1, executor->executeAll(timeNowUs), 0) << msg << " executed";
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ASSERT_NEAR(expectedPinState, pin.currentLogicValue, 0) << msg << " pin state";
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// assert that we have one new action in queue
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ASSERT_EQ( 1, executor->size()) << "PWM_test: queue.size";
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}
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static void test100dutyCycle() {
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printf("*************************************** test100dutyCycle\r\n");
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expectedTimeOfNextEvent = timeNowUs = 0;
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OutputPin pin;
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SimplePwm pwm("test PWM1");
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TestExecutor executor;
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startSimplePwm(&pwm, "unit_test",
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&executor,
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&pin,
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1000 /* frequency */,
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1.0 /* duty cycle */);
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expectedTimeOfNextEvent += 1000;
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assertEqualsM2("1@1000/100", expectedTimeOfNextEvent, executor.getForUnitTest(0)->momentX, 0);
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assertNextEvent("exec@100", HIGH_VALUE, &executor, pin);
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expectedTimeOfNextEvent += 1000;
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assertNextEvent("exec2@100", HIGH_VALUE, &executor, pin);
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expectedTimeOfNextEvent += 1000;
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assertNextEvent("exec3@100", HIGH_VALUE, &executor, pin);
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}
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static void testSwitchToNanPeriod() {
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printf("*************************************** testSwitchToNanPeriod\r\n");
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expectedTimeOfNextEvent = timeNowUs = 0;
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OutputPin pin;
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SimplePwm pwm("test PWM1");
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TestExecutor executor;
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startSimplePwm(&pwm, "unit_test",
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&executor,
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&pin,
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1000 /* frequency */,
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0.60 /* duty cycle */);
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expectedTimeOfNextEvent += 600;
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assertEqualsM2("1@1000/70", expectedTimeOfNextEvent, executor.getForUnitTest(0)->momentX, 0);
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assertNextEvent("exec@70", LOW_VALUE, &executor, pin);
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ASSERT_EQ( 600, timeNowUs) << "time1";
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expectedTimeOfNextEvent += 400;
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assertNextEvent("exec2@70", HIGH_VALUE, &executor, pin);
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pwm.setFrequency(NAN);
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expectedTimeOfNextEvent += 600;
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assertEqualsM2("1@1000/NAN", expectedTimeOfNextEvent, executor.getForUnitTest(0)->momentX, 0);
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assertNextEvent("exec2@NAN", LOW_VALUE, &executor, pin);
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expectedTimeOfNextEvent += MS2US(NAN_FREQUENCY_SLEEP_PERIOD_MS);
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assertEqualsM2("2@1000/NAN", expectedTimeOfNextEvent, executor.getForUnitTest(0)->momentX, 0);
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assertNextEvent("exec3@NAN", LOW_VALUE, &executor, pin);
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}
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TEST(misc, testPwmGenerator) {
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test100dutyCycle();
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testSwitchToNanPeriod();
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expectedTimeOfNextEvent = timeNowUs = 0;
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OutputPin pin;
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SimplePwm pwm("test PWM3");
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TestExecutor executor;
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startSimplePwm(&pwm,
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"unit_test",
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&executor,
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&pin,
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1000 /* frequency */,
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0.80 /* duty cycle */);
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expectedTimeOfNextEvent += 800;
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assertEqualsM2("1@1000/80", expectedTimeOfNextEvent, executor.getForUnitTest(0)->momentX, 0);
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assertNextEvent("exec@0", LOW_VALUE, &executor, pin);
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ASSERT_EQ( 800, timeNowUs) << "time1";
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expectedTimeOfNextEvent += 200;
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assertEqualsM2("2@1000/80", expectedTimeOfNextEvent, executor.getForUnitTest(0)->momentX, 0);
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// above we had vanilla duty cycle, now let's handle a special case
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pwm.setSimplePwmDutyCycle(0);
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assertEqualsM2("2@1000/0", expectedTimeOfNextEvent, executor.getForUnitTest(0)->momentX, 0);
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assertNextEvent("exec@1", LOW_VALUE, &executor, pin);
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ASSERT_EQ( 1000, timeNowUs) << "time2";
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expectedTimeOfNextEvent += 1000;
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assertEqualsM2("3@1000/0", expectedTimeOfNextEvent, executor.getForUnitTest(0)->momentX, 0);
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assertNextEvent("exec@2", LOW_VALUE /* pin value */, &executor, pin);
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ASSERT_EQ( 2000, timeNowUs) << "time3";
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expectedTimeOfNextEvent += 1000;
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assertEqualsM2("4@1000/0", expectedTimeOfNextEvent, executor.getForUnitTest(0)->momentX, 0);
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assertNextEvent("exec@3", LOW_VALUE /* pin value */, &executor, pin);
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ASSERT_EQ( 3000, timeNowUs) << "time4";
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expectedTimeOfNextEvent += 1000;
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assertEqualsM2("5@1000/0", expectedTimeOfNextEvent, executor.getForUnitTest(0)->momentX, 0);
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assertNextEvent("exec@4", LOW_VALUE /* pin value */, &executor, pin);
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expectedTimeOfNextEvent += 1000;
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assertEqualsM2("6@1000/0", expectedTimeOfNextEvent, executor.getForUnitTest(0)->momentX, 0);
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assertNextEvent("exec@5", LOW_VALUE /* pin value */, &executor, pin);
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expectedTimeOfNextEvent += 1000;
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ASSERT_EQ( 5000, timeNowUs) << "time4";
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assertEqualsM2("7@1000/0", expectedTimeOfNextEvent, executor.getForUnitTest(0)->momentX, 0);
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assertNextEvent("exec@6", LOW_VALUE /* pin value */, &executor, pin);
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}
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