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test/unit_test_001.cpp

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+//
+//    FILE: unit_test_001.cpp
+//  AUTHOR: Rob Tillaart
+// VERSION: 0.1.0
+//    DATE: 2020-12-03
+// PURPOSE: unit tests for the SHT31 temperature and humidity sensor
+//          https://github.com/RobTillaart/ADS1X15
+//
+
+// supported assertions
+// ----------------------------
+// assertEqual(expected, actual)
+// assertNotEqual(expected, actual)
+// assertLess(expected, actual)
+// assertMore(expected, actual)
+// assertLessOrEqual(expected, actual)
+// assertMoreOrEqual(expected, actual)
+// assertTrue(actual)
+// assertFalse(actual)
+// assertNull(actual)
+
+#include <ArduinoUnitTests.h>
+
+#include "Arduino.h"
+#include "ADS1X15.h"
+
+
+unittest_setup()
+{
+}
+
+unittest_teardown()
+{
+}
+
+unittest(test_begin)
+{
+  ADS1115 ADS(0x48);
+  assertTrue(ADS.begin());
+  assertTrue(ADS.isConnected());
+  assertTrue(ADS.isBusy());
+}
+
+unittest(test_gain)
+{
+  ADS1115 ADS(0x48);
+  assertTrue(ADS.begin());
+
+  assertEqual(0, ADS.getGain());
+  int gains[6] = { 0,1,2,4,8,16 };
+  for (int i = 0; i < 6; i++)
+  {
+    ADS.setGain(gains[i]);
+    assertEqual(gains[i], ADS.getGain());
+  }
+
+  ADS.setGain(42);
+  assertEqual(0, ADS.getGain());
+}
+
+unittest(test_Voltage)
+{
+  ADS1115 ADS(0x48);
+  assertTrue(ADS.begin());
+
+  // should test all values?
+  ADS.setGain(0);
+  float volts = ADS.getMaxVoltage();
+  float delta = abs(6.144 - volts);
+  assertMoreOrEqual(0.001, delta);
+
+  ADS.setGain(16);
+  volts = ADS.getMaxVoltage();
+  delta = abs(0.256 - volts);
+  assertMoreOrEqual(0.001, delta);
+}
+
+
+unittest_main()
+
+// --------