public void ProdRefNode_WithIdentifier_ReturnsCorrectString()
{
// Arranged:
var node = new ProdRefNode(new Token(TokenKind.Identifier, "<T>"), _tracer);
// Act:
var actual = node.ToString();
// Assert:
Assert.That(actual, Is.EqualTo("<T>"));
}
private Mock <IAstNodeFactory> BuildNodeFactory()
{
var mock = new Mock <IAstNodeFactory>();
// Syntax
mock.Setup(factory =>
factory.Create(It.Is <AstNodeType>(nodeType => nodeType == AstNodeType.Syntax),
It.IsAny <IToken>()))
.Returns((AstNodeType nodeType, IToken token) =>
{
var node = new SyntaxNode(token, _tracerMock.Object);
_allNodes.Add(node);
return(node);
});
// Statement
mock.Setup(factory =>
factory.Create(It.Is <AstNodeType>(nodeType => nodeType == AstNodeType.Statement),
It.IsAny <IToken>()))
.Returns((AstNodeType nodeType, IToken token) =>
{
var node = new StatementNode(token, _tracerMock.Object);
_allNodes.Add(node);
return(node);
});
// Expression
mock.Setup(factory =>
factory.Create(It.Is <AstNodeType>(nodeType => nodeType == AstNodeType.Expression),
It.IsAny <IToken>()))
.Returns((AstNodeType nodeType, IToken token) =>
{
var node = new ExpressionNode(token, _tracerMock.Object);
_allNodes.Add(node);
return(node);
});
// Term
mock.Setup(factory =>
factory.Create(It.Is <AstNodeType>(nodeType => nodeType == AstNodeType.Term),
It.IsAny <IToken>()))
.Returns((AstNodeType nodeType, IToken token) =>
{
var node = new TermNode(token, _tracerMock.Object);
_allNodes.Add(node);
return(node);
});
// Factor
mock.Setup(factory =>
factory.Create(It.Is <AstNodeType>(nodeType => nodeType == AstNodeType.Factor),
It.IsAny <IToken>()))
.Returns((AstNodeType nodeType, IToken token) =>
{
var node = new FactorNode(token, _tracerMock.Object);
_allNodes.Add(node);
return(node);
});
// Paren
mock.Setup(factory =>
factory.Create(It.Is <AstNodeType>(nodeType => nodeType == AstNodeType.Paren),
It.IsAny <IToken>()))
.Returns((AstNodeType nodeType, IToken token) =>
{
var node = new ParenNode(token, _tracerMock.Object);
_allNodes.Add(node);
return(node);
});
// Option
mock.Setup(factory =>
factory.Create(It.Is <AstNodeType>(nodeType => nodeType == AstNodeType.Option),
It.IsAny <IToken>()))
.Returns((AstNodeType nodeType, IToken token) =>
{
var node = new OptionNode(token, _tracerMock.Object);
_allNodes.Add(node);
return(node);
});
// Kleene
mock.Setup(factory =>
factory.Create(It.Is <AstNodeType>(nodeType => nodeType == AstNodeType.KleeneStar),
It.IsAny <IToken>()))
.Returns((AstNodeType nodeType, IToken token) =>
{
var node = new KleeneNode(token, _tracerMock.Object);
_allNodes.Add(node);
return(node);
});
// ProdRef
mock.Setup(factory =>
factory.Create(It.Is <AstNodeType>(nodeType => nodeType == AstNodeType.ProdRef),
It.IsAny <IToken>()))
.Returns((AstNodeType nodeType, IToken token) =>
{
var node = new ProdRefNode(token, _tracerMock.Object);
_allNodes.Add(node);
return(node);
});
// Terminal
mock.Setup(factory =>
factory.Create(It.Is <AstNodeType>(nodeType => nodeType == AstNodeType.Terminal),
It.IsAny <IToken>()))
.Returns((AstNodeType nodeType, IToken token) =>
{
var node = new TerminalNode(token, _tracerMock.Object);
_allNodes.Add(node);
return(node);
});
// Action
mock.Setup(factory =>
factory.Create(It.Is <AstNodeType>(nodeType => nodeType == AstNodeType.Action),
It.IsAny <IToken>()))
.Returns((AstNodeType nodeType, IToken token) =>
{
var node = new ActionNode(token, _tracerMock.Object);
_allNodes.Add(node);
return(node);
}); mock.Setup(factory => factory.AllNodes).Returns(_allNodes);
return(mock);
}
