public void FirstTestName()
{
var route = new RouteNode <Uri>(new StubRoute <Uri>());
var joinNode = new JoinNode <Uri>(_id++, new ConstantNode <Uri>());
joinNode.Add(route);
var alpha = new AlphaNode <Uri>(_id++);
alpha.Add(joinNode);
var equal = new EqualNode <Uri>(() => _id++);
equal.Add("version", alpha);
var segment = new SegmentNode <Uri>(1);
segment.Add(equal);
var engine = new MagnumRoutingEngine <Uri>(x => x);
engine.Match <RootNode <Uri> >().Single().Add(segment);
bool called = false;
var uri = new Uri("http://localhost/version");
engine.Route(uri, x =>
{
called = true;
});
called.ShouldBeTrue();
}
public EqualNode Equal()
{
EqualNode equalNode = new EqualNode();
Match(TokenType.EQUAL);
return(equalNode);
}
public void FirstTestName()
{
var route = new RouteNode<Uri>(new StubRoute<Uri>());
var joinNode = new JoinNode<Uri>(_id++, new ConstantNode<Uri>());
joinNode.Add(route);
var alpha = new AlphaNode<Uri>(_id++);
alpha.Add(joinNode);
var equal = new EqualNode<Uri>(() => _id++);
equal.Add("version", alpha);
var segment = new SegmentNode<Uri>(1);
segment.Add(equal);
var engine = new MagnumRoutingEngine<Uri>(x => x);
engine.Match<RootNode<Uri>>().Single().Add(segment);
bool called = false;
var uri = new Uri("http://localhost/version");
engine.Route(uri, x =>
{
called = true;
});
called.ShouldBeTrue();
}
protected virtual QueryNode VisitEqual(EqualNode node, ElasticSearchQueryOptimizerState state)
{
state.Boost = 1f;
var node2 = Visit(node.LeftNode, state);
return(new EqualNode(node2, Visit(node.RightNode, state), state.Boost));
}
public static EqualNode <T, TProperty> Equal <T, TProperty>(this RuntimeConfigurator configurator)
where T : class
{
EqualNode <T, TProperty> node = configurator.CreateNode(id => new EqualNode <T, TProperty>(id, configurator));
return(node);
}
public override bool Visit <T, TProperty>(EqualNode <T, TProperty> node,
Func <RuntimeVisitor, bool> next)
{
Append("EqualNode[{0}] ({1})", Tokens <T>(), typeof(TProperty).GetShortName());
return(Indent(next));
}
// TODO: ProcessAsVirtualField? Both Solr and Lucene do this
// TODO: null value check (change to !ExistsQuery/MissingQuery then?)
protected QueryBase VisitEqual(EqualNode node, ElasticQueryMapperState state)
{
// TODO: Move these 3 lines to separate method for reuse?
var fieldName = GetFormattedFieldName(node);
var valueNode = node.GetValueNode <string>();
var value = ValueFormatter.FormatValueForIndexStorage(valueNode.Value, fieldName);
// TODO: Maybe use Term if keyword field, otherwise MatchPhrase?
// TODO: Match/MatchPhrase?
/* Like the match query, the match_phrase query first analyzes the query string to produce a list of terms.
* It then searches for all the terms, but keeps only documents that contain all of the search terms,
* in the same positions relative to each other.
*/
// TODO: Term query
/* the term query looks in the inverted index for the exact term only; it won’t match any variants */
return(new TermQuery
{
Field = fieldName,
Value = value,
Boost = node.Boost
});
}
public override ASTNode VisitComparisson([NotNull] CoolParser.ComparissonContext context)
{
ComparisonOperation operators;
switch (context.op.Text)
{
case "<=":
operators = new LessEqual(context);
break;
case "<":
operators = new Less(context);
break;
case "=":
operators = new EqualNode(context);
break;
default:
throw new NotSupportedException();
}
operators.LeftOperand = Visit(context.expression(0)) as ExpressionNode; // LEFT EXPRESSION
operators.RightOperand = Visit(context.expression(1)) as ExpressionNode; //RIGHT EXPRESSION
return(operators);
}
public void Init()
{
_testExpression = Expression.Equal(TestLeftExpression, TestRightExpression);
TestObject = new EqualNode(
MockNodeFactory.Object,
TestExpression);
}
protected virtual string HandleEqual(EqualNode node)
{
var fieldNode = QueryHelper.GetFieldNode(node);
var valueNode = QueryHelper.GetValueNode <string>(node);
var result = string.Format("[field[@name='{0}'] = '{1}']", fieldNode.FieldKey, valueNode.Value);
return(result);
}
public void Visit(EqualNode node)
{
Visit(node as BinaryNode);
if (object_return_type)
{
Code.Add(new AssignStrToVarCodeLine(return_type, "Bool"));
}
}
public void Visit(EqualNode node)
{
BinaryOperationVisit(node);
if (special_object_return_type)
{
SetReturnType("Bool");
}
}
public override bool Visit <T, TProperty>(EqualNode <T, TProperty> node, Func <RuntimeVisitor, bool> next)
{
// _current = _vertices.Get(node.Id, id => new Vertex(typeof (EqualNode<,>), typeof (TProperty), "=="));
//
// if (_stack.Count > 0)
// _edges.Add(new Edge(_stack.Peek(), _current, _current.TargetType.Name));
return(Next(() => base.Visit(node, next)));
}
public void EqualExpressionHasExpectedRight()
{
IExpressionNode actual = TestObject.Build(TestEqualExpression);
EqualNode actualNode = actual.VerifyIsActually <EqualNode>();
ConstantNode rightNode = actualNode.Right.VerifyIsActually <ConstantNode>();
Assert.AreSame(TestConstantOne, rightNode.SourceExpression);
}
public void EqualExpressionHasExpectedLeft()
{
IExpressionNode actual = TestObject.Build(TestEqualExpression);
EqualNode actualNode = actual.VerifyIsActually <EqualNode>();
ConstantNode leftNode = actualNode.Left.VerifyIsActually <ConstantNode>();
Assert.AreSame(TestConstantZero, leftNode.SourceExpression);
}
public void EqualExpressionIsExpected()
{
Expression testExpression = TestEqualExpression;
IExpressionNode actual = TestObject.Build(testExpression);
EqualNode actualNode = actual.VerifyIsActually <EqualNode>();
Assert.AreSame(testExpression, actualNode.SourceExpression);
}
public override string GenCode()
{
var tmp2 = new EqualNode(left, right);
tmp2.linenumber = linenumber;
Node tmp = new LogicNotNode(tmp2);
tmp.linenumber = linenumber;
tmp.GenCode();
return(null);
}
public RoutingEngineRoutingRunner()
{
_idGenerator = new SequentialNodeIdGenerator();
_engine = new MagnumRoutingEngine <Uri>(x => x);
_segment = new SegmentNode <Uri>(1);
_engine.Match <RootNode <Uri> >().Single().Add(_segment);
_equal = new EqualNode <Uri>(() => _id++);
_segment.Add(_equal);
}
public RoutingEngineRoutingRunner()
{
_idGenerator = new SequentialNodeIdGenerator();
_engine = new MagnumRoutingEngine<Uri>(x => x);
_segment = new SegmentNode<Uri>(1);
_engine.Match<RootNode<Uri>>().Single().Add(_segment);
_equal = new EqualNode<Uri>(() => _id++);
_segment.Add(_equal);
}
public void Given_an_existing_segment_condition()
{
_engine = new MagnumRoutingEngine<Uri>(x => x);
var segmentNode = new SegmentNode<Uri>(1);
var equals = new EqualNode<Uri>(() => _id++);
equals.Add("version", new AlphaNode<Uri>(_id++));
segmentNode.Add(equals);
_engine.Add(segmentNode);
}
public override bool Visit <TT, TTProperty>(EqualNode <TT, TTProperty> node, Func <RuntimeVisitor, bool> next)
{
var locator = this as NotEqualNodeSelector <TT, TTProperty>;
if (locator != null)
{
locator._node = node;
return(false);
}
return(base.Visit(node, next));
}
public void Given_an_existing_segment_condition()
{
_engine = new MagnumRoutingEngine <Uri>(x => x);
var segmentNode = new SegmentNode <Uri>(1);
var equals = new EqualNode <Uri>(() => _id++);
equals.Add("version", new AlphaNode <Uri>(_id++));
segmentNode.Add(equals);
_engine.Add(segmentNode);
}
protected virtual BaseQuery HandleEqual(EqualNode node, ElasticSearchQueryMapperState state)
{
BaseQuery query;
var fieldNode = node.GetFieldNode();
var valueNode = QueryHelper.GetValueNode <object>(node);
if (ProcessAsVirtualField(fieldNode, valueNode, node.Boost, ComparisonType.Equal, state, out query))
{
return(query);
}
return(HandleEqual(fieldNode.FieldKey, valueNode.Value, node.Boost));
}
public void Visit(EqualNode node)
{
node.LeftOperand.Accept(this);
node.RightOperand.Accept(this);
if (node.LeftOperand.StaticType.Text != node.RightOperand.StaticType.Text || !(new string[3] {
"Bool", "Int", "String"
}.Contains(node.LeftOperand.StaticType.Text)))
{
errors.Add(SemanticError.InvalidUseOfOperator(node, node.LeftOperand.StaticType, node.RightOperand.StaticType));
}
if (!scope.IsDefinedType("Bool", out node.StaticType))
{
errors.Add(SemanticError.NotDeclaredType(new TypeNode(node.Line, node.Column, "Bool")));
}
}
public override ASTNode VisitComparisson([NotNull] CoolParser.ComparissonContext context)
{
BinaryOperatorNode coNode = null;
if (context.op.Text == "<")
{
coNode = new LessNode(context.Start.Line, context.Start.Column);
}
if (context.op.Text == "=")
{
coNode = new EqualNode(context.Start.Line, context.Start.Column);
}
if (context.op.Text == "<=")
{
coNode = new LessEqualNode(context.Start.Line, context.Start.Column);
}
coNode.LeftOperand = Visit(context.expr(0)) as ExpressionNode;
coNode.RightOperand = Visit(context.expr(1)) as ExpressionNode;
return(coNode);
}
public override Node VisitInfixRelationalExpr(ML4DParser.InfixRelationalExprContext context)
{
InfixExpressionNode node;
switch (context.op.Type)
{
case ML4DLexer.LTHAN:
node = new LessThanNode(context.op.Text);
break;
case ML4DLexer.GTHAN:
node = new GreaterThanNode(context.op.Text);
break;
case ML4DLexer.LETHAN:
node = new LessEqualThanNode(context.op.Text);
break;
case ML4DLexer.GETHAN:
node = new GreaterEqualThanNode(context.op.Text);
break;
case ML4DLexer.EQUALS:
node = new EqualNode(context.op.Text);
break;
case ML4DLexer.NOTEQUALS:
node = new NotEqualNode(context.op.Text);
break;
default:
throw new NotSupportedException(
$"The operator {context.op.Text}, is not a valid relational operator.");
}
node.Left = (ExpressionNode)Visit(context.left);
node.Right = (ExpressionNode)Visit(context.right);
return(node);
}
public void ValidOperandsToOrOperation()
{
OrNode node = new OrNode("Or");
EqualNode fourplus6equal10 = new EqualNode("=");
InfixExpressionNode addNode = new AdditionNode("+");
addNode.Left = new IntNode(4);
addNode.Right = new IntNode(6);
fourplus6equal10.Left = addNode;
fourplus6equal10.Right = new IntNode(10);
node.Left = fourplus6equal10;
node.Right = new BoolNode(false);
SymbolTable symbolTable = new SymbolTable();
TypeCheckSymbolTableVisitor visitor = new TypeCheckSymbolTableVisitor(symbolTable);
visitor.Visit(node);
Assert.AreEqual(node.Type, "bool");
}
public void Select <TNode>(Node <TNode> node)
where TNode : class
{
_node = null;
node.Accept(this);
if (_node == null)
{
EqualNode <T, TProperty> equalNode = _configurator.Equal <T, TProperty>();
var parentNode = node as Node <Token <T, TProperty> >;
if (parentNode == null)
{
throw new ArgumentException("Expected " + typeof(T).Tokens() + ", but was "
+ typeof(TNode).Tokens());
}
parentNode.AddActivation(equalNode);
_node = equalNode;
}
_next.Select(_node[_value]);
}
private ExpressionNode ParseEquality()
{
var lhs = ParseRel();
while (true)
{
if (_reader.Peek() is Equal)
{
Match <Equal>();
lhs = new EqualNode(lhs, ParseRel());
}
else if (_reader.Peek() is NotEqual)
{
Match <NotEqual>();
lhs = new NotEqualNode(lhs, ParseRel());
}
else
{
break;
}
}
return(lhs);
}
public override ASTN VisitComparer([NotNull] ComparerContext context)
{
ExprNode left = VisitExpr(context.left) as ExprNode;
ExprNode right = VisitExpr(context.right) as ExprNode;
ComparerNode node;
switch (context.op.Type)
{
case EQU:
node = new EqualNode(context);
break;
case LOW:
node = new LowerNode(context);
break;
default:
node = new LowerOrEqualNode(context);
break;
}
node.Leftexpr = left;
node.Rigthexpr = right;
return(node);
}
public virtual void VisitEqual(EqualNode equalNode) => throw new NotImplementedException();
protected virtual QueryNode VisitEqual(EqualNode node, AzureQueryOptimizerState state)
{
return((QueryNode) new EqualNode(this.Visit(node.LeftNode, state), this.Visit(node.RightNode, state), state.Boost));
}
private void processTokenToExpression(LogicalExpressionNode current, Token token) {
if (LETokenType.Literal == token.Type) {
current.Children.Add(new LiteralNode {Literal = token.Value, Negative = token.Negation});
return;
}
if (LETokenType.Number == token.Type)
{
current.Children.Add(new LiteralNode { Literal = token.Value, IsNumber=true, Negative = token.Negation });
return;
}
if (LETokenType.And == token.Type || LETokenType.Block == token.Type) {
var conj = new ConjunctionNode {Negative = token.Negation};
current.Children.Add(conj);
foreach (var child in token.Children) {
processTokenToExpression(conj, child);
}
return;
}
if (LETokenType.Or == token.Type) {
var disj = new DisjunctionNode {Negative = token.Negation};
current.Children.Add(disj);
foreach (var child in token.Children) {
processTokenToExpression(disj, child);
}
return;
}
if (0!=(token.Type & LETokenType.Compare)) {
var fst = token.Children[0];
var sec = token.Children[1];
LogicalExpressionNode n;
if (token.Type == LETokenType.Regex) {
n = new RegexTestNode {
First = fst.Value,
Second = sec.Value,
FirstIsLiteral = fst.Type == LETokenType.Literal,
SecondIsLiteral = sec.Type == LETokenType.Literal
};
}else if (fst.Type == LETokenType.Number) {
var eq = new EqualValueNode();
n = eq;
eq.Literal = sec.Value;
eq.Value = fst.Value;
eq.IsNumber = true;
}
else if (sec.Type == LETokenType.Number) {
var eq = new EqualValueNode();
n = eq;
eq.Literal = fst.Value;
eq.Value = sec.Value;
eq.IsNumber = true;
}
else if (sec.Type == LETokenType.Literal) {
var eq = new EqualNode();
n = eq;
if (fst.Type == LETokenType.String) {
var eq2= new EqualValueNode();
eq2.Literal = sec.Value;
eq2.Value = fst.Value;
n = eq2;
}
else {
eq.FirstLiteral = fst.Value;
eq.SecondLiteral = sec.Value;
}
}
else {
var eq = new EqualValueNode();
n = eq;
eq.Literal = fst.Value;
eq.Value = sec.Value;
}
n.Negative = token.Negation;
n.Operation = token.Type;
if (token.Type != LETokenType.Neq && token.Type != LETokenType.Eq) {
n.IsNumber = true;
}
if (LETokenType.Neq == token.Type) {
n.Negative = !n.Negative;
}
current.Children.Add(n);
}
}
/// <summary>
/// This method prints the equalNode
/// </summary>
/// <param name="equalNode">The node to print.</param>
/// <returns>Returns null</returns>
public override object Visit(EqualNode equalNode)
{
Print("EqualNode");
return(null);
}