public void AddSymbol_ShouldAddSymbolIfCorrectDataIsGiven()
{
var typeEnv = new VisitorTypeEnvironment();
var symbolToAdd = (Name : "HelloWorld", Type : new BooleanValueType());
typeEnv.AddSymbol(symbolToAdd.Name, symbolToAdd.Type);
Assert.Equal(symbolToAdd.Type, typeEnv.GetTypeOf(symbolToAdd.Name));
}
public ValueType Visit(HexLiteral literal, VisitorTypeEnvironment environment)
{
return(new StringValueType());
}
public ValueType Visit(DateLiteral literal, VisitorTypeEnvironment environment)
{
return(new DateValueType());
}
public ValueType Visit(BooleanLiteral literal, VisitorTypeEnvironment environment)
{
return(new BooleanValueType());
}
public ValueType Visit(DecimalLiteral literal, VisitorTypeEnvironment environment)
{
return(new DecimalValueType());
}
public ValueType Visit(MoneyLiteral literal, VisitorTypeEnvironment environment)
{
return(new MoneyValueType());
}
public ValueType Visit(IntegerLiteral literal, VisitorTypeEnvironment environment)
{
return(new IntegerValueType());
}
public void GetTypeOf_ShouldThrowExceptionIfInvalidNameIsGiven(string symbolName)
{
var typeEnv = new VisitorTypeEnvironment();
Assert.Throws <ArgumentNullException>(() => typeEnv.GetTypeOf(symbolName));
}
public void AddSymbol_ShouldThrowExceptionIfNullSymbolTypeIsGiven()
{
var typeEnv = new VisitorTypeEnvironment();
Assert.Throws <ArgumentNullException>(() => typeEnv.AddSymbol("HelloWorld", null));
}
public void AddSymbol_ShouldThrowExceptionIfInvalidNameIsGiven(string symbolName)
{
var typeEnv = new VisitorTypeEnvironment();
Assert.Throws <ArgumentNullException>(() => typeEnv.AddSymbol(symbolName, new BooleanValueType()));
}
