public void MultiplyInPlace_IfMultiplierIsNaN_ThrowArgumentException()
{
var target = new[] { new[] { 0.1, 0.2 }, new[] { 0.3 } };
const double multiplier = double.NaN;
Action action = () => target.MultiplyInPlace(multiplier);
action.ShouldThrow<ArgumentException>()
.WithMessage("*Argument 'multiplier' cannot be NaN.*")
.Where(e => e.ParamName == "multiplier");
}
public void MultiplyInPlace_ShouldMultiply()
{
var target = new[] { new[] { 0.1, 0.2 }, new[] { 0.3 } };
var multiplier = 2.0;
var expected = new[] { new[] { 0.2, 0.4 }, new[] { 0.6 } };
target.MultiplyInPlace(multiplier);
target.Should().NotBeNullOrEmpty();
target.Should().HaveCount(2);
target[0].ShouldApproximatelyEqual(expected[0]);
target[1].ShouldApproximatelyEqual(expected[1]);
}
