public void FromCompileResultShouldCreateStringExpressionIfCompileResultIsString()
{
var compileResult = new CompileResult("abc", DataType.String);
var result = _converter.FromCompileResult(compileResult);
Assert.IsInstanceOfType(result, typeof(StringExpression));
Assert.AreEqual("abc", result.Compile().Result);
}
public void FromCompileResultShouldCreateIntegerExpressionIfCompileResultIsInteger()
{
var compileResult = new CompileResult(1, DataType.Integer);
var result = _converter.FromCompileResult(compileResult);
Assert.IsInstanceOfType(result, typeof(IntegerExpression));
Assert.AreEqual(1d, result.Compile().Result);
}
public void FromCompileResultShouldCreateDecimalExpressionIfCompileResultIsDecimal()
{
var compileResult = new CompileResult("2.5", DataType.Decimal);
var result = _converter.FromCompileResult(compileResult);
Assert.IsInstanceOfType(result, typeof(DecimalExpression));
Assert.AreEqual(2.5d, result.Compile().Result);
}
public void FromCompileResultShouldCreateBooleanExpressionIfCompileResultIsBoolean()
{
var compileResult = new CompileResult("true", DataType.Boolean);
var result = _converter.FromCompileResult(compileResult);
Assert.IsInstanceOfType(result, typeof(BooleanExpression));
Assert.IsTrue((bool)result.Compile().Result);
}
public Expression FromCompileResult(CompileResult compileResult)
{
switch (compileResult.DataType)
{
case DataType.Integer:
return new IntegerExpression(compileResult.Result.ToString());
case DataType.String:
return new StringExpression(compileResult.Result.ToString());
case DataType.Decimal:
return new DecimalExpression(compileResult.Result.ToString());
case DataType.Boolean:
return new BooleanExpression(compileResult.Result.ToString());
}
return null;
}
public CompileResult Apply(CompileResult left, CompileResult right)
{
return _implementation(left, right);
}
