public MathExpression(StaticStack<MathOperation> _ExpressionStack,Dictionary<string,float> defaultVariables, string originalExpression)
{
m_ExpressionStack = _ExpressionStack;
OriginalExpression = originalExpression;
m_Variables = defaultVariables;
if (m_ExpressionStack.Count == 0)
m_ExpressionStack.Push(new Number(0));
if (m_ExpressionStack.Peek() is Operator)
{
IsImplicit = ((Operator)(m_ExpressionStack.Peek())).IsLogical;
}
UpdateExpressionTree();
}
public void PeekEmptyStackThrowsException()
{
//Arrange
var stack = new StaticStack <string>(5);
//Act
stack.Peek();
//Assert
}
public void PushTest_PushSeveralItems()
{
StaticStack <int> stack = new StaticStack <int>();
for (int i = 1; i <= 5; i++)
{
stack.Push(i);
}
Assert.AreEqual(5, stack.Count);
Assert.AreEqual(5, stack.Peek());
}
public void TestPeek_NonEmptyStack()
{
StaticStack <int> stack = new StaticStack <int>();
int stackCount = 5;
for (int i = 0; i < stackCount; i++)
{
stack.Push(i);
}
Assert.AreEqual(4, stack.Peek());
}
public void StackPeekWorksCorrectly()
{
//Arrange
var stack = new StaticStack <string>(5);
var expectedArray = new string[] { "three", "two", "one" };
var expected = "three";
//Act
stack.Push("one");
stack.Push("two");
stack.Push("three");
var result = stack.Peek();
var resultArray = stack.ToArray();
//Assert
Assert.AreEqual(expected, result);
CollectionAssert.AreEqual(expectedArray, resultArray);
}
public void TestPeek_EmptyStack()
{
StaticStack <int> stack = new StaticStack <int>();
Assert.AreEqual(4, stack.Peek());
}
