public void ContextNewVariableIsNotModified()
{
string constVariable = "z";
int constValue = 5;
int returnValue = 0;
ContextGrammar context = new ContextGrammar();
context.SetVariable(constVariable, constValue);
returnValue = context.GetVariable(constVariable);
Assert.AreEqual(constValue, returnValue);
}
public void NumberExpressionInterpretIsNotModified()
{
string constVariable = "z";
int constValue = 5;
int returnValue = 0;
ContextGrammar context = new ContextGrammar();
IExpression expression = new NumberExpression(constVariable);
context.SetVariable(constVariable, constValue);
returnValue = expression.Interpret(context);
Assert.AreEqual(constValue, returnValue);
}
