Como personalizar a entrada Xunit

using Xunit;

public class CalculatorTests
{
    [Theory]
    [InlineData(1, -1, true)]
    [InlineData(1, -2, false)]
    public void SumIsZero(int val1, int val2, bool expected)
    {
      Assert.True(((val1 + val2) == 0) == expected);
    }
}
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