mirror of
https://github.com/RobTillaart/Arduino.git
synced 2024-10-03 18:09:02 -04:00
108 lines
2.8 KiB
C++
108 lines
2.8 KiB
C++
//
|
|
// FILE: unit_test_001.cpp
|
|
// AUTHOR: Rob Tillaart
|
|
// DATE: 2022-01-10
|
|
// PURPOSE: unit tests for the MCP23008
|
|
// https://github.com/RobTillaart/MCP23008
|
|
// https://github.com/Arduino-CI/arduino_ci/blob/master/REFERENCE.md
|
|
//
|
|
|
|
// supported assertions
|
|
// ----------------------------
|
|
// assertEqual(expected, actual); // a == b
|
|
// assertNotEqual(unwanted, actual); // a != b
|
|
// assertComparativeEquivalent(expected, actual); // abs(a - b) == 0 or (!(a > b) && !(a < b))
|
|
// assertComparativeNotEquivalent(unwanted, actual); // abs(a - b) > 0 or ((a > b) || (a < b))
|
|
// assertLess(upperBound, actual); // a < b
|
|
// assertMore(lowerBound, actual); // a > b
|
|
// assertLessOrEqual(upperBound, actual); // a <= b
|
|
// assertMoreOrEqual(lowerBound, actual); // a >= b
|
|
// assertTrue(actual);
|
|
// assertFalse(actual);
|
|
// assertNull(actual);
|
|
|
|
// // special cases for floats
|
|
// assertEqualFloat(expected, actual, epsilon); // fabs(a - b) <= epsilon
|
|
// assertNotEqualFloat(unwanted, actual, epsilon); // fabs(a - b) >= epsilon
|
|
// assertInfinity(actual); // isinf(a)
|
|
// assertNotInfinity(actual); // !isinf(a)
|
|
// assertNAN(arg); // isnan(a)
|
|
// assertNotNAN(arg); // !isnan(a)
|
|
|
|
#include <ArduinoUnitTests.h>
|
|
|
|
|
|
#include "Arduino.h"
|
|
#include "MCP23008.h"
|
|
|
|
|
|
unittest_setup()
|
|
{
|
|
fprintf(stderr, "MCP23008_LIB_VERSION: %s\n", (char *) MCP23008_LIB_VERSION);
|
|
}
|
|
|
|
|
|
unittest_teardown()
|
|
{
|
|
}
|
|
|
|
|
|
unittest(test_constants)
|
|
{
|
|
assertEqual(MCP23008_OK , 0x00);
|
|
assertEqual(MCP23008_PIN_ERROR , 0x81);
|
|
assertEqual(MCP23008_I2C_ERROR , 0x82);
|
|
assertEqual(MCP23008_VALUE_ERROR , 0x83);
|
|
assertEqual(MCP23008_PORT_ERROR , 0x84);
|
|
assertEqual(MCP23008_INVALID_READ, -100);
|
|
}
|
|
|
|
|
|
// TODO more tests if godmode->wire works
|
|
unittest(test_constructor)
|
|
{
|
|
Wire.resetMocks();
|
|
|
|
MCP23008 MCP(0x27);
|
|
|
|
assertFalse(Wire.didBegin());
|
|
MCP.begin();
|
|
// in fact invalid ...
|
|
assertTrue(Wire.didBegin());
|
|
assertTrue(MCP.isConnected());
|
|
}
|
|
|
|
|
|
unittest(test_lastError)
|
|
{
|
|
Wire.resetMocks();
|
|
|
|
MCP23008 MCP(0x27);
|
|
MCP.begin();
|
|
assertEqual(MCP23008_OK, MCP.lastError());
|
|
|
|
// MCP23008_PIN_ERROR
|
|
MCP.pinMode(8, INPUT);
|
|
assertEqual(MCP23008_PIN_ERROR, MCP.lastError());
|
|
assertEqual(MCP23008_OK, MCP.lastError());
|
|
|
|
MCP.digitalWrite(8, 1);
|
|
assertEqual(MCP23008_PIN_ERROR, MCP.lastError());
|
|
assertEqual(MCP23008_OK, MCP.lastError());
|
|
|
|
uint8_t y = MCP.digitalRead(8);
|
|
assertEqual(MCP23008_PIN_ERROR, MCP.lastError());
|
|
assertEqual(MCP23008_OK, MCP.lastError());
|
|
|
|
|
|
// MCP23008_VALUE_ERROR - 3 is not INPUT, INPUT_PULLUP, OUTPUT)
|
|
MCP.pinMode(0, 3);
|
|
assertEqual(MCP23008_VALUE_ERROR, MCP.lastError());
|
|
assertEqual(MCP23008_OK, MCP.lastError());
|
|
}
|
|
|
|
|
|
unittest_main()
|
|
|
|
// --------
|