public void WhenSubtractionOperatorSetValues_OutputShouldBeCorrect()
{
SubtractionOperator subtraction = new SubtractionOperator();
subtraction.Push(new Value(10m, "TEST"));
subtraction.Push(new Value(5.5m, "TEST"));
Assert.AreEqual(4.5m, subtraction.GetValue());
}
public void WhenSubtractionOperatorSetOneValueOneOperator_OutputShouldBeCorrect()
{
SubtractionOperator operatorValue = new SubtractionOperator();
//4.5
operatorValue.Push(new Value(10m, "TEST"));
operatorValue.Push(new Value(5.5m, "TEST"));
SubtractionOperator output = new SubtractionOperator();
output.Push(operatorValue);
output.Push(new Value(4.5m, "TEST"));
decimal value = output.GetValue();
Assert.AreEqual(0m, value);
}
//I dunno how to name this one, deal with it
public void WhenSubtractionOperatorSetWithOperatorSourcedOperators_OutputShouldBeCorrect()
{
SubtractionOperator level1a_1 = new SubtractionOperator();
SubtractionOperator level1a_2 = new SubtractionOperator();
//40
level1a_1.Push(new Value(34.4m, "TEST"));
level1a_1.Push(new Value(-5.6m, "TEST"));
//10.5
level1a_2.Push(new Value(15.2m, "TEST"));
level1a_2.Push(new Value(4.7m, "TEST"));
SubtractionOperator level1b_1 = new SubtractionOperator();
SubtractionOperator level1b_2 = new SubtractionOperator();
//5.5
level1b_1.Push(new Value(7.3m, "TEST"));
level1b_1.Push(new Value(1.8m, "TEST"));
//8
level1b_2.Push(new Value(9m, "TEST"));
level1b_2.Push(new Value(1m, "TEST"));
SubtractionOperator level2a = new SubtractionOperator();
SubtractionOperator level2b = new SubtractionOperator();
//40 - 10.5 = 29.5
level2a.Push(level1a_1);
level2a.Push(level1a_2);
//5.5 - 8 = -2.5
level2b.Push(level1b_1);
level2b.Push(level1b_2);
SubtractionOperator level3 = new SubtractionOperator();
//29.5 - -2.5 = 32
level3.Push(level2a);
level3.Push(level2b);
Assert.AreEqual(32m, level3.GetValue());
}
public void WhenSubtractionOperatorSetTwoOperators_OutputShouldBeCorrect()
{
SubtractionOperator operator1 = new SubtractionOperator();
//4.5
operator1.Push(new Value(10m, "TEST"));
operator1.Push(new Value(5.5m, "TEST"));
SubtractionOperator operator2 = new SubtractionOperator();
//7.5
operator2.Push(new Value(12.2m, "TEST"));
operator2.Push(new Value(4.7m, "TEST"));
SubtractionOperator output = new SubtractionOperator();
output.Push(operator1);
output.Push(operator2);
decimal value = output.GetValue();
Assert.AreEqual(-3m, value);
}
