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98 lines
2.3 KiB
C++
98 lines
2.3 KiB
C++
//
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// FILE: unit_test_001.cpp
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// AUTHOR: Rob Tillaart
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// DATE: 2022-01-11
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// PURPOSE: unit tests for the DHT20 library
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// https://github.com/RobTillaart/DHT20
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// https://github.com/Arduino-CI/arduino_ci/blob/master/REFERENCE.md
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//
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// supported assertions
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// https://github.com/Arduino-CI/arduino_ci/blob/master/cpp/unittest/Assertion.h#L33-L42
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// ----------------------------
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// assertEqual(expected, actual)
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// assertNotEqual(expected, actual)
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// assertLess(expected, actual)
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// assertMore(expected, actual)
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// assertLessOrEqual(expected, actual)
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// assertMoreOrEqual(expected, actual)
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// assertTrue(actual)
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// assertFalse(actual)
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// assertNull(actual)
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// assertNotNull(actual)
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#include <ArduinoUnitTests.h>
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#include "Wire.h"
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#include "DHT20.h"
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unittest_setup()
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{
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fprintf(stderr, "DHT20_LIB_VERSION: %s \n", (char *) DHT20_LIB_VERSION);
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}
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unittest_teardown()
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{
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}
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unittest(test_constants)
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{
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assertEqual( 0, DHT20_OK);
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assertEqual(-10, DHT20_ERROR_CHECKSUM);
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assertEqual(-11, DHT20_ERROR_CONNECT);
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assertEqual(-12, DHT20_MISSING_BYTES);
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assertEqual(-13, DHT20_ERROR_BYTES_ALL_ZERO);
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assertEqual(-14, DHT20_ERROR_READ_TIMEOUT);
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assertEqual(-15, DHT20_ERROR_LASTREAD);
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}
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unittest(test_constructor)
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{
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DHT20 DHT(&Wire);
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assertEqualFloat(0, DHT.getTemperature(), 0.001);
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assertEqualFloat(0, DHT.getHumidity(), 0.001);
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assertEqualFloat(0, DHT.getTempOffset(), 0.001);
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assertEqualFloat(0, DHT.getHumOffset(), 0.001);
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DHT.begin();
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assertEqual(DHT20_ERROR_LASTREAD, DHT.read());
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// assertEqualFloat(0, DHT.getTemperature(), 0.001);
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// assertEqualFloat(0, DHT.getHumidity(), 0.001);
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assertEqualFloat(0, DHT.getTempOffset(), 0.001);
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assertEqualFloat(0, DHT.getHumOffset(), 0.001);
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}
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unittest(test_offset)
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{
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DHT20 DHT(&Wire);
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DHT.begin();
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assertEqualFloat(0, DHT.getTempOffset(), 0.001);
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assertEqualFloat(0, DHT.getHumOffset(), 0.001);
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for (float offset = -1.5; offset < 1.5; offset += 0.5)
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{
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DHT.setHumOffset(offset);
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DHT.setTempOffset(offset);
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assertEqualFloat(offset, DHT.getTempOffset(), 0.001);
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assertEqualFloat(offset, DHT.getHumOffset(), 0.001);
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assertEqualFloat(offset, DHT.getTemperature(), 0.001);
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assertEqualFloat(offset, DHT.getHumidity(), 0.001);
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}
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}
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unittest_main()
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// --------
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