public void ConvertFromInt()
{
Rational r = 5;
AssertEqual(5, 1, r);
}
public void AssertEqual(int expectedNumerator, int expectedDenominator, Rational actual)
{
Assert.False(actual.IsNan);
Assert.AreEqual(expectedNumerator, actual.Numerator);
Assert.AreEqual(expectedDenominator, actual.Denominator);
}
public void ConvertToDouble(int numerator, int denominator, double expectedValue)
{
double v = new Rational(numerator, denominator);
Assert.AreEqual(expectedValue, v, 1e-7);
}
private static Rational MoveSignToNumerator(Rational rational)
{
return(new Rational(rational.Numerator * Math.Sign(rational.Denominator),
rational.Denominator * Math.Sign(rational.Denominator)));
}
private static int GetChangedNumerator(Rational rational, int commonDenominator)
{
return(rational.Numerator * (commonDenominator / rational.Denominator));
}
private static bool CheckArgumetIsNaN(Rational r1, Rational r2)
{
return(r1.IsNan || r2.IsNan);
}
public void ConvertToDouble()
{
double v = new Rational(1, 2);
Assert.AreEqual(0.5, v, 1e-7);
}
public void Equal(int numerator, int denominator, Rational b)
{
Assert.False(b.IsNan);
Assert.AreEqual(numerator, b.Numerator);
Assert.AreEqual(denominator, b.Denominator);
}