public void Equal2Test()
{
var exp1 = new Undefine(Variable.X);
var exp2 = new Undefine(new Variable("y"));
Assert.False(exp1.Equals(exp2));
}
public void EqualDiffTypesTest()
{
var exp1 = new Undefine(Variable.X);
var exp2 = new Number(2);
Assert.False(exp1.Equals(exp2));
}
public void EqualTest()
{
var exp1 = new Undefine(Variable.X);
var exp2 = new Undefine(Variable.X);
Assert.True(exp1.Equals(exp2));
}
public void EqualRefTest()
{
var exp = new Undefine(Variable.X);
Assert.True(exp.Equals(exp));
}