public void WhenPositiveNumber_ShouldReturnValue()
{
LogTransformation logTrans = new LogTransformation();
float expectedResult = 1.0f;
float input = 10;
float min = 0;
float max = 43.78f;
float actualResult = logTrans.NumToLog(input, min, max);
Assert.AreEqual(expectedResult, actualResult);
expectedResult = 3;
input = 1000;
min = 0;
max = 1779;
actualResult = logTrans.NumToLog(input, min, max);
Assert.AreEqual(expectedResult, actualResult);
expectedResult = 3.475671f;
input = 2990;
min = 2990;
max = 2990;
actualResult = logTrans.NumToLog(input, min, max);
Assert.AreEqual(expectedResult, actualResult, delta: actualResult / 1000000);
expectedResult = 3.601517f;
input = 3995;
min = 3995;
max = 3995;
actualResult = logTrans.NumToLog(input, min, max);
Assert.AreEqual(expectedResult, actualResult, delta: actualResult / 1000000);
}
public void WhenMiniPositiveNumber_ShouldReturnMinusNumber()
{
LogTransformation logTrans = new LogTransformation();
float expectedResult = -4.853872f;
float input = 0.000014f;
float min = 0;
float max = 1;
float actualResult = logTrans.NumToLog(input, min, max);
Assert.AreEqual(expectedResult, actualResult);
}
public void WhenNegativeNumber_ShouldReturnMinusNumber()
{
LogTransformation logTrans = new LogTransformation();
float expectedResult = -1;
float input = -10;
float min = -1235;
float max = -5;
float actualResult = logTrans.NumToLog(input, min, max);
Assert.AreEqual(expectedResult, actualResult);
expectedResult = -3;
input = -1000;
min = -1000;
max = -1000;
actualResult = logTrans.NumToLog(input, min, max);
Assert.AreEqual(expectedResult, actualResult);
}
