public void EvaluateTerminalNodeFalse()
{
var exp = new RelationalExpression("Name", "Smith", RelationalOperator.Equal);
var node = new FilterNode(exp);
node.Evaluate(delegate { return(false); });
Assert.IsTrue(node.Evaluated.HasValue);
Assert.IsFalse(node.Evaluated.Value);
}
public void EvaluateTerminalNodeFalse()
{
RelationalExpression exp = new RelationalExpression("Name", "Smith", RelationalOperator.Equal);
FilterNode node = new FilterNode(exp);
node.Evaluate(delegate(FilterNode n) { return false; });
Assert.IsTrue(node.Evaluated.HasValue);
Assert.IsFalse(node.Evaluated.Value);
}
public void EvaluateTerminalNodeTrue()
{
RelationalExpression exp = new RelationalExpression("Name", "Smith", RelationalOperator.Equal);
FilterNode node = new FilterNode(exp);
node.Evaluate(delegate(FilterNode n) { return(true); });
Assert.IsTrue(node.Evaluated.HasValue);
Assert.IsTrue(node.Evaluated.Value);
}
public void EvaluateAndTreeTrueTrue()
{
var nodeLeft = new FilterNode(new TestFilterNode(true), new TestFilterNode(false), LogicalOperator.Or);
var nodeRight = new FilterNode(new TestFilterNode(true), new TestFilterNode(true), LogicalOperator.And);
var node = new FilterNode(nodeLeft, nodeRight, LogicalOperator.And);
Assert.IsTrue(node.Evaluate(delegate(FilterNode n) { return(((TestFilterNode)n).Result); }));
Assert.IsTrue(nodeLeft.Evaluated.HasValue);
Assert.IsTrue(nodeLeft.Evaluated.Value);
Assert.IsTrue(nodeRight.Evaluated.HasValue);
Assert.IsTrue(nodeRight.Evaluated.Value);
Assert.IsTrue(node.Evaluated.HasValue);
Assert.IsTrue(node.Evaluated.Value);
}
public void EvaluateOrNodeFalseFalse()
{
var expLeft = new RelationalExpression("Name", "Smith", RelationalOperator.Less);
var expRight = new RelationalExpression("Name", "Smith", RelationalOperator.Greater);
var nodeLeft = new FilterNode(expLeft);
var nodeRight = new FilterNode(expRight);
var node = new FilterNode(nodeLeft, nodeRight, LogicalOperator.Or);
Assert.IsFalse(node.Evaluate(delegate { return(false); }));
Assert.IsTrue(nodeLeft.Evaluated.HasValue);
Assert.IsFalse(nodeLeft.Evaluated.Value);
Assert.IsTrue(nodeRight.Evaluated.HasValue);
Assert.IsFalse(nodeRight.Evaluated.Value);
Assert.IsTrue(node.Evaluated.HasValue);
Assert.IsFalse(node.Evaluated.Value);
}
public void EvaluateAndNodeTrueTrue()
{
RelationalExpression expLeft = new RelationalExpression("Name", "Smith", RelationalOperator.Less);
RelationalExpression expRight = new RelationalExpression("Name", "Smith", RelationalOperator.Greater);
FilterNode nodeLeft = new FilterNode(expLeft);
FilterNode nodeRight = new FilterNode(expRight);
FilterNode node = new FilterNode(nodeLeft, nodeRight, LogicalOperator.And);
Assert.IsTrue(node.Evaluate(delegate(FilterNode n) { return(true); }));
Assert.IsTrue(nodeLeft.Evaluated.HasValue);
Assert.IsTrue(nodeLeft.Evaluated.Value);
Assert.IsTrue(nodeRight.Evaluated.HasValue);
Assert.IsTrue(nodeRight.Evaluated.Value);
Assert.IsTrue(node.Evaluated.HasValue);
Assert.IsTrue(node.Evaluated.Value);
}
public void EvaluateOrNodeFalseFalse()
{
RelationalExpression expLeft = new RelationalExpression("Name", "Smith", RelationalOperator.Less);
RelationalExpression expRight = new RelationalExpression("Name", "Smith", RelationalOperator.Greater);
FilterNode nodeLeft = new FilterNode(expLeft);
FilterNode nodeRight = new FilterNode(expRight);
FilterNode node = new FilterNode(nodeLeft, nodeRight, LogicalOperator.Or);
Assert.IsFalse(node.Evaluate(delegate(FilterNode n) { return false; }));
Assert.IsTrue(nodeLeft.Evaluated.HasValue);
Assert.IsFalse(nodeLeft.Evaluated.Value);
Assert.IsTrue(nodeRight.Evaluated.HasValue);
Assert.IsFalse(nodeRight.Evaluated.Value);
Assert.IsTrue(node.Evaluated.HasValue);
Assert.IsFalse(node.Evaluated.Value);
}
public void EvaluateAndTreeTrueTrue()
{
FilterNode nodeLeft = new FilterNode(new TestFilterNode(true), new TestFilterNode(false), LogicalOperator.Or);
FilterNode nodeRight = new FilterNode(new TestFilterNode(true), new TestFilterNode(true), LogicalOperator.And);
FilterNode node = new FilterNode(nodeLeft, nodeRight, LogicalOperator.And);
Assert.IsTrue(node.Evaluate(delegate(FilterNode n) { return ((TestFilterNode)n).Result; }));
Assert.IsTrue(nodeLeft.Evaluated.HasValue);
Assert.IsTrue(nodeLeft.Evaluated.Value);
Assert.IsTrue(nodeRight.Evaluated.HasValue);
Assert.IsTrue(nodeRight.Evaluated.Value);
Assert.IsTrue(node.Evaluated.HasValue);
Assert.IsTrue(node.Evaluated.Value);
}