public void UndefConstTest()
{
var parameters = new ParameterCollection();
var undef = new Undefine(new Variable("π"));
undef.Calculate(parameters);
}
public void UndefVarTest()
{
var parameters = new ParameterCollection { { "a", 1 } };
var undef = new Undefine(new Variable("a"));
undef.Calculate(parameters);
Assert.IsFalse(parameters.ContainsKey("a"));
}
public void UndefFuncTest()
{
var key1 = new UserFunction("f", 0);
var key2 = new UserFunction("f", 1);
var functions = new FunctionCollection { { key1, new Number(1) }, { key2, new Number(2) } };
var undef = new Undefine(key1);
undef.Calculate(functions);
Assert.IsFalse(functions.ContainsKey(key1));
Assert.IsTrue(functions.ContainsKey(key2));
}
