public void Evaluate_WhenCalled_ReturnsExpected()
{
var expression = new FuncExpression <SomeClass>()
{
Left = new ValueExpression <SomeClass>(5.0),
Right = new ValueExpression <SomeClass>(9.0),
Operation = new Operation((a, b) => a + b, "+"),
};
var someClass = new SomeClass();
Assert.That(expression.Evaluate(someClass), Is.EqualTo(14.0));
}
public void Evaluate_WhenClonedAndCloneHasRightChanged_Unchanged()
{
var expression = new FuncExpression <SomeClass>()
{
Left = new ValueExpression <SomeClass>(5.0),
Right = new ValueExpression <SomeClass>(9.0),
Operation = new Operation((a, b) => a + b, "+"),
};
var clone = (FuncExpression <SomeClass>)expression.Clone();
clone.Right = new ValueExpression <SomeClass>(3.0);
var someClass = new SomeClass();
Assert.That(expression.Evaluate(someClass), Is.EqualTo(14.0));
Assert.That(clone.Evaluate(someClass), Is.EqualTo(8.0));
}
