public static IEnumerable <object[]> GetBinaryOperatorPairsData()
        {
            var untestedKinds = new[]
            {
                SyntaxKind.TypeCastExpression,
                SyntaxKind.FloorDivideExpression,
            };

            return(from leftKind in SyntaxFacts.GetBinaryExpressionKinds()
                   .Except(untestedKinds)
                   from rightKind in SyntaxFacts.GetBinaryExpressionKinds()
                   .Except(untestedKinds)
                   select new object[]
            {
                leftKind,
                rightKind
            });
        }