public void CanTellTrueForRightInput()
{
sbyte numberByte = -1;
short numberShort = -1;
int numerInt = -1;
long numberLong = -1L;
float numberFloat = -1.0F;
double numberDouble = -1.0D;
decimal numberDecimal = -1;
Assert.True(IsNegative.Check(numberByte));
Assert.True(IsNegative.Check(numberShort));
Assert.True(IsNegative.Check(numerInt));
Assert.True(IsNegative.Check(numberLong));
Assert.True(IsNegative.Check(numberFloat));
Assert.True(IsNegative.Check(numberDouble));
Assert.True(IsNegative.Check(numberDecimal));
}
public void CanTellForMinValues()
{
sbyte numberByte = sbyte.MinValue;
short numberShort = short.MinValue;
int numerInt = int.MinValue;
long numberLong = long.MinValue;
float numberFloat = float.MinValue;
double numberDouble = double.MinValue;
decimal numberDecimal = decimal.MinValue;
Assert.True(IsNegative.Check(numberByte));
Assert.True(IsNegative.Check(numberShort));
Assert.True(IsNegative.Check(numerInt));
Assert.True(IsNegative.Check(numberLong));
Assert.True(IsNegative.Check(numberFloat));
Assert.True(IsNegative.Check(numberDouble));
Assert.True(IsNegative.Check(numberDecimal));
}
public void CanTellFor0()
{
sbyte numberByte = 0;
short numberShort = 0;
int numerInt = 0;
long numberLong = 0;
float numberFloat = 0;
double numberDouble = 0;
decimal numberDecimal = 0;
Assert.False(IsNegative.Check(numberByte));
Assert.False(IsNegative.Check(numberShort));
Assert.False(IsNegative.Check(numerInt));
Assert.False(IsNegative.Check(numberLong));
Assert.False(IsNegative.Check(numberFloat));
Assert.False(IsNegative.Check(numberDouble));
Assert.False(IsNegative.Check(numberDecimal));
}
public static bool Check(double number)
{
return(!IsNegative.Check(number) && !IsZero.Check(number));
}