public void OperatorExpressionSyntax()
{
Assert.AreEqual("(1 + 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.Add, typeof(int), 1, 2));
Assert.AreEqual("checked(1 + 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.AddChecked, typeof(int), 1, 2));
Assert.AreEqual("(1 & 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.And, typeof(int), 1, 2));
Assert.AreEqual("((System.Object)1)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.Convert, typeof(object), 1));
Assert.AreEqual("checked((System.Int32)1)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.ConvertChecked, typeof(int), 1L));
Assert.AreEqual("(1 - 1)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.Decrement, typeof(int), 1));
Assert.AreEqual("(1 / 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.Divide, typeof(int), 1, 2));
Assert.AreEqual("(1 == 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.Equal, typeof(int), 1, 2));
Assert.AreEqual("(1 ^ 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.ExclusiveOr, typeof(int), 1, 2));
Assert.AreEqual("(1 > 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.GreaterThan, typeof(int), 1, 2));
Assert.AreEqual("(1 >= 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.GreaterThanOrEqual, typeof(int), 1, 2));
Assert.AreEqual("(1 + 1)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.Increment, typeof(int), 1));
Assert.AreEqual("(1 << 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.LeftShift, typeof(int), 1, 2));
Assert.AreEqual("(1 < 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.LessThan, typeof(int), 1, 2));
Assert.AreEqual("(1 <= 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.LessThanOrEqual, typeof(int), 1, 2));
Assert.AreEqual("(1 % 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.Modulo, typeof(int), 1, 2));
Assert.AreEqual("(1 * 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.Multiply, typeof(int), 1, 2));
Assert.AreEqual("checked(1 * 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.MultiplyChecked, typeof(int), 1, 2));
Assert.AreEqual("(-1)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.Negate, typeof(int), 1));
Assert.AreEqual("checked(-1)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.NegateChecked, typeof(int), 1));
Assert.AreEqual("(!True)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.Not, typeof(bool), true));
Assert.AreEqual("(~1)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.Not, typeof(int), 1));
Assert.AreEqual("(1 != 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.NotEqual, typeof(int), 1, 2));
Assert.AreEqual("(~1)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.OnesComplement, typeof(int), 1));
Assert.AreEqual("(1 | 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.Or, typeof(int), 1, 2));
Assert.AreEqual("Math.Pow(1, 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.Power, typeof(int), 1, 2));
Assert.AreEqual("(1 >> 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.RightShift, typeof(int), 1, 2));
Assert.AreEqual("(1 - 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.Subtract, typeof(int), 1, 2));
Assert.AreEqual("checked(1 - 2)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.SubtractChecked, typeof(int), 1, 2));
Assert.AreEqual("(+1)", ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.UnaryPlus, typeof(int), 1));
var outOfRangeThrown = false;
try
{
ActiveExpression.GetOperatorExpressionSyntax(ExpressionType.AddAssign, typeof(int), 1, 2);
}
catch (ArgumentOutOfRangeException)
{
outOfRangeThrown = true;
}
Assert.IsTrue(outOfRangeThrown);
}
