public void Push_PushNull_ThrowArgumentNullExeption()
{
var stack = new TestNinja.Fundamentals.Stack <string>();
Assert.That(() => stack.Push(null),
Throws.ArgumentNullException);
}
public void Push_ValidArg_AddTheObjectToTheStack()
{
var stack = new TestNinja.Fundamentals.Stack <string>();
stack.Push("a");
Assert.That(stack.Count, Is.EqualTo(1));
}
public void Push_ArgumentIsValid_PushArgumentToStack()
{
var stack = new TestNinja.Fundamentals.Stack <string>();
stack.Push("a");
Assert.That(stack.Count, Is.EqualTo(1));
}
public void Pop_EmptyStack_ThrowInvalidOperationException()
{
var stack = new TestNinja.Fundamentals.Stack <string>();
Assert.That(() => stack.Pop(),
Throws.InvalidOperationException);
}
public void Peek_StackWithObjects_DoesNotRemoveTheObjectOnTopOfTheStack()
{
var stack = new TestNinja.Fundamentals.Stack <string>();
stack.Push("a");
stack.Push("b");
stack.Push("c");
stack.Peek();
Assert.That(stack.Count, Is.EqualTo(3));
}
public void Pop_StackWithAFewObjects_RemoveObjectOnTheTop()
{
var stack = new TestNinja.Fundamentals.Stack <string>();
stack.Push("a");
stack.Push("b");
stack.Push("c");
stack.Pop();
Assert.That(stack.Count, Is.EqualTo(2));
}
public void Peek_StackWithObjects_ReturnObjectOnTopOfTheStack()
{
var stack = new TestNinja.Fundamentals.Stack <string>();
stack.Push("a");
stack.Push("b");
stack.Push("c");
var result = stack.Peek();
Assert.That(result, Is.EqualTo("c"));
}
public void Peek_WithFewObjects_ReturnsTheTopObject()
{
//Arrange
var stack = new TestNinja.Fundamentals.Stack <string>();
stack.Push("a");
stack.Push("b");
stack.Push("c");
//Act
var result = stack.Peek();
//Assert
Assert.That(result, Is.EqualTo("c"));
}
public void POP_StackWithAFewStack_RemoveObjectOnTop()
{
//Arrange
var stack = new TestNinja.Fundamentals.Stack <string>();
stack.Push("a");
stack.Push("b");
stack.Push("c");
//Act
stack.Pop();
//Assert
Assert.That(stack.Count, Is.EqualTo(2));
}
public void POP_StackWithAFewStack_ReturnsObjectOnTop()
{
//Arrange
var stack = new TestNinja.Fundamentals.Stack <string>();
stack.Push("a");
stack.Push("b");
stack.Push("c");
//Act
var result = stack.Pop();
//Assert
Assert.That(result, Is.EqualTo("c"));
}
public void Peek_StackWithFewObjects_DoesnotRemoveObjectFromTopOfStack()
{
//Arrange
var stack = new TestNinja.Fundamentals.Stack <string>();
stack.Push("a");
stack.Push("b");
stack.Push("c");
//Act
var result = stack.Peek();
//Assert
Assert.That(stack.Count, Is.EqualTo(3));
}
public void Count_EmptyStack_ReturnZero()
{
var stack = new TestNinja.Fundamentals.Stack <string>();
Assert.That(stack.Count, Is.EqualTo(0));
}
public void Setup()
{
_stack = new TestNinja.Fundamentals.Stack <string>();
}
public void Count_WhenStackIsEmpty_Return0()
{
var stack = new TestNinja.Fundamentals.Stack <string>();
Assert.That(stack.Count, Is.EqualTo(0));
}
