public void Init_NonZeroExponent_ReturnsZero()
{
const double expected = 0;
var mp = new MathPower(2.5);
Assert.AreEqual(
expected,
mp[0],
eps
);
}
public void Init_ZeroExponent_ReturnsOne()
{
const double expected = 1;
var mp = new MathPower(0);
Assert.AreEqual(
expected,
mp[0],
eps
);
}
public void Indexer_PositiveValue87_IsGood(int val)
{
const double pow = 2.5;
var mp = new MathPower(pow);
var expected = Math.Pow(val, pow);
Assert.AreEqual(
expected,
mp[val],
eps
);
}
public void Indexer_NegativeValue_ThrowsNegativeValue()
{
double p;
Assert.Catch <NegativeValueException>(() => p = new MathPower(2)[-2]);
}