public void ProductionGetHashCodeShouldProduceSameValueForSameRightHandSides()
{
var production1 = new Production(new NonTerminal("A"), new CharacterTerminal('a'), new NonTerminal("B"));
var production2 = new Production(new NonTerminal("A"), new CharacterTerminal('a'), new NonTerminal("B"));
Assert.AreEqual(production1.GetHashCode(), production2.GetHashCode());
}
public void ProductionGetHashCodeShouldProduceSameValueForSameObject()
{
var production = new Production(new NonTerminal("Z"),
new CharacterTerminal('a'),
new NonTerminal("B"),
new SetTerminal('a','z'));
var hashCode = production.GetHashCode();
Assert.AreEqual(hashCode, production.GetHashCode());
}
public IGrammarBuilder Production(string name, Action<IRuleBuilder> rules)
{
if (rules == null)
_productions.Add(new Production(name));
else
{
var ruleBuilder = new RuleBuilder();
rules(ruleBuilder);
foreach (var rule in ruleBuilder.GetRules())
{
var production = new Production(name, rule.ToArray());
_productions.Add(production);
}
}
return this;
}
public void Test_Production_That_A_B_ToString_Generates_Appropriate_String()
{
var production = new Production("A", new NonTerminal("B"));
Assert.AreEqual("A -> B", production.ToString());
}
private IGrammarLexerRule CreateGrammarLexerRule(IList<ITerminal> terminalNeighborList)
{
var startNonTerminal = new NonTerminal("S");
var production = new Production(
startNonTerminal,
terminalNeighborList.ToArray());
var grammar = new Grammar(startNonTerminal, new[] { production }, null, null);
return new GrammarLexerRule(Guid.NewGuid().ToString(), grammar);
}
public void ProductionToStringShouldGenerateCorrectlyFormattedString()
{
var production = new Production(new NonTerminal("A"), new NonTerminal("B"));
Assert.AreEqual("A -> B", production.ToString());
}
public void ProductionGetHashCodeShouldProduceSameValueForEmptyProductionWithSameLeftHandSide()
{
var production1 = new Production(new NonTerminal("A"));
var production2 = new Production(new NonTerminal("A"));
Assert.AreEqual(production1.GetHashCode(), production2.GetHashCode());
}
public void ProductionGetHashCodeShouldNotProduceSameValueForDifferentLeftHandSides()
{
var production1 = new Production(new NonTerminal("A"));
var production2 = new Production(new NonTerminal("B"));
Assert.AreNotEqual(production1.GetHashCode(), production2.GetHashCode());
}