public void SearchEngine_SearchExpression_SingleWordExist()
{
var searchFilter = new Framework.ExpressionTree(
new Framework.Node()
{
Data = "Sunday",
Left = null,
Right = null,
});
var dataset = new List <string>()
{
"Today is Sunday",
"Today is not Monday",
"Tomorrow is Tuesday",
"Tomorrow isn't Wednesday"
};
var searchEngine = new Framework.SearchEngine(dataset: dataset);
var indices = searchEngine.Search(searchFilter: searchFilter.Root);
Assert.AreEqual(expected: 1, actual: indices.Count);
Assert.AreEqual(expected: 0, actual: indices[0]);
Assert.AreEqual(expected: "Today is Sunday", actual: dataset[indices[0]]);
}
public void ExpressionTree_BuildComplexExpression_TodayANDSunday_OR_NotORTomorow()
{
var leftSubExpression = new Framework.Node()
{
Data = "&&",
Left = new Framework.Node()
{
Data = "Today"
},
Right = new Framework.Node()
{
Data = "Sunday"
},
};
var rightSubExpression = new Framework.Node()
{
Data = "||",
Left = new Framework.Node()
{
Data = "Not"
},
Right = new Framework.Node()
{
Data = "Tomorrow"
},
};
var expression = new Framework.ExpressionTree(
new Framework.Node()
{
Data = "||",
Left = leftSubExpression,
Right = rightSubExpression,
});
Assert.AreEqual(expected: "||", actual: expression.Root.Data);
Assert.AreEqual(expected: "||", actual: expression.Root.Right.Data);
Assert.AreEqual(expected: "&&", actual: expression.Root.Left.Data);
Assert.AreEqual(expected: "Today", actual: expression.Root.Left.Left.Data);
Assert.AreEqual(expected: "Sunday", actual: expression.Root.Left.Right.Data);
Assert.AreEqual(expected: "Not", actual: expression.Root.Right.Left.Data);
Assert.AreEqual(expected: "Tomorrow", actual: expression.Root.Right.Right.Data);
}
public void ExpressionTree_BuildSimpleExpression_TodayANDSunday()
{
var expressionTree = new Framework.ExpressionTree(
new Framework.Node()
{
Data = "&&",
Left = new Framework.Node()
{
Data = "Today"
},
Right = new Framework.Node()
{
Data = "Sunday"
}
});
Assert.AreEqual(expected: "Today", actual: expressionTree.Root.Left.Data);
Assert.AreEqual(expected: "Sunday", actual: expressionTree.Root.Right.Data);
Assert.AreEqual(expected: "&&", actual: expressionTree.Root.Data);
}
