public void SmartFilterLambdaBuilder_OnlyWordsPattern()
{
var target = new SmartFilterLambdaBuilder <LambdaTestClass>(
"or",
"and",
"not");
var lambda = target.BuildExpressionTree("teste");
var compiled = lambda.Compile();
var obj = new LambdaTestClass()
{
StringVal = "teste"
};
Assert.IsTrue(compiled.Invoke(obj));
obj.StringVal = "other";
Assert.IsFalse(compiled.Invoke(obj));
obj.StringArray = new[] { "temp", "Isto é um teste" };
Assert.IsTrue(compiled.Invoke(obj));
obj.StringArray[1] = "other";
Assert.IsFalse(compiled.Invoke(obj));
lambda = target.BuildExpressionTree("teste1 teste2\n\n\r\nteste3");
compiled = lambda.Compile();
obj = new LambdaTestClass()
{
StringVal = "teste1 teste2 teste3"
};
Assert.IsTrue(compiled.Invoke(obj));
obj.StringVal = null;
Assert.IsFalse(compiled.Invoke(obj));
obj.StringArray = new[] { "teste", "teste1" };
Assert.IsTrue(compiled.Invoke(obj));
}
public void SmartFilterLambdaBuilder_EmptyPattern()
{
var target = new SmartFilterLambdaBuilder <LambdaTestClass>(
"or",
"and",
"not");
var lambda = target.BuildExpressionTree(string.Empty);
// Verifica o resultado da compilação da expressão.
var compiled = lambda.Compile();
var obj = new LambdaTestClass();
Assert.IsTrue(compiled.Invoke(obj));
this.AssertParameter(lambda);
var body = lambda.Body;
Assert.AreEqual(ExpressionType.Constant, body.NodeType);
var constant = (bool)((ConstantExpression)body).Value;
Assert.IsTrue(constant);
// Expressão vazia
lambda = target.BuildExpressionTree(" \n\r\n ");
compiled = lambda.Compile();
obj = new LambdaTestClass();
Assert.IsTrue(compiled.Invoke(obj));
this.AssertParameter(lambda);
body = lambda.Body;
Assert.AreEqual(ExpressionType.Constant, body.NodeType);
constant = (bool)((ConstantExpression)body).Value;
Assert.IsTrue(constant);
}