public void SimpleBinaryWithUnary()
{
var ast = new BinaryExpression
{
LeftOperand = new IdentifierExpression {
Identifier = "Latitude"
},
Operator = ">=",
RightOperand = new UnaryExpression {
Operator = "-", Operand = new ValueExpression {
Value = 22.3d
}
}
};
ast.See("AST content");
var xlat = new TeztXlat();
var ctx = xlat.TranslateInContext(ast);
ctx.SQL.See();
ctx.Parameters.See();
Aver.AreEqual("(T1.\"Latitude\" >= (-??P0))", ctx.SQL.ToString());
Aver.AreEqual("P0", ctx.Parameters.First().ParameterName);
Aver.AreEqual(22.3d, ctx.Parameters.First().Value.AsDouble());
}
public void SimpleBinaryWithUnaryPrimitive()
{
var ast = new BinaryExpression
{
LeftOperand = new IdentifierExpression {
Identifier = "Latitude"
},
Operator = ">=",
RightOperand = new UnaryExpression {
Operator = "-", Operand = new ValueExpression {
Value = 1080
}
}
};
ast.See("AST content");
var xlat = new TeztXlat();
var ctx = xlat.TranslateInContext(ast);
ctx.SQL.See();
Aver.AreEqual("(T1.\"Latitude\" >= (-1080))", ctx.SQL.ToString());
Aver.IsFalse(ctx.Parameters.Any());
}
public void SimpleBinary()
{
var ast = new BinaryExpression
{
LeftOperand = new IdentifierExpression {
Identifier = "Name"
},
Operator = "=",
RightOperand = new ValueExpression {
Value = "Kozlovich"
}
};
ast.See("AST content");
var xlat = new TeztXlat();
var ctx = xlat.TranslateInContext(ast);
ctx.SQL.See();
ctx.Parameters.See();
Aver.AreEqual("(T1.\"Name\" = ??P0)", ctx.SQL.ToString());
Aver.AreEqual("P0", ctx.Parameters.First().ParameterName);
Aver.AreEqual("Kozlovich", ctx.Parameters.First().Value.AsString());
}