public void Question_3_3_BasicCases()
{
var item1 = 1;
var item2 = 2;
var item3 = 3;
var item4 = 0;
var item5 = -1;
var stackSet = new SetOfStacks <int>();
stackSet.Push(item1);
stackSet.Push(item2);
stackSet.Push(item3);
stackSet.Push(item4);
stackSet.Push(item5);
var pop1 = stackSet.Pop();
var pop2 = stackSet.Pop();
var pop3 = stackSet.Pop();
var pop4 = stackSet.Pop();
var pop5 = stackSet.Pop();
Assert.AreEqual(pop1, item5);
Assert.AreEqual(pop2, item4);
Assert.AreEqual(pop3, item3);
Assert.AreEqual(pop4, item2);
Assert.AreEqual(pop5, item1);
}
public void TestQ3StackOfPlates()
{
int maxStackCapacity = 3;
int maxStacks = 2;
SetOfStacks<int> stacks = new SetOfStacks<int>(maxStackCapacity, maxStacks);
MyAssert.Throws<InvalidOperationException>( () => stacks.Pop());
stacks.Push(10);
stacks.Push(20);
stacks.Push(30);
// assert: there is one full stack internally.
stacks.Push(11);
// assert: two stacks, second with one element.
Assert.AreEqual(11, stacks.Peek());
Assert.AreEqual(11, stacks.Pop());
Assert.AreEqual(30, stacks.Peek());
Assert.AreEqual(30, stacks.Pop());
Assert.AreEqual(20, stacks.Peek());
stacks.Push(30);
stacks.Push(11);
stacks.Push(21);
stacks.Push(31);
MyAssert.Throws<InvalidOperationException>(() => stacks.Push(41));
Assert.AreEqual(31, stacks.Pop());
}
public void SetOfStacksTest()
{
SetOfStacks s = new SetOfStacks(3);
s.Push(1); s.Push(1); s.Push(1);
s.Push(2); s.Push(2); s.Push(2);
s.Push(3); s.Push(3); s.Push(3);
var x = s.Pop();
Assert.AreEqual(x, 3);
s.Pop(); s.Pop();
x = s.Pop();
Assert.AreEqual(x, 2);
s.Push(2); s.Push(3); s.Push(3); s.Push(3);
x = s.PopAt(0);
Assert.AreEqual(x, 1);
x = s.PopAt(1);
Assert.AreEqual(x, 2);
x = s.PopAt(2);
Assert.AreEqual(x, 3);
Assert.ThrowsException <ArgumentOutOfRangeException>(() => s.PopAt(4));
}
public void C3Q3_2()
{
SetOfStacks<int> st = new SetOfStacks<int>();
st.Push(5);
st.Push(6);
st.Push(7);
st.Push(8);
Assert.AreEqual(st.PopAt(0), 6);
Assert.AreEqual(st.Pop(), 8);
Assert.AreEqual(st.Pop(), 7);
Assert.AreEqual(st.Pop(), 5);
}
public void SetOfStacksTest2()
{
var stack = new SetOfStacks <int>(3);
stack.Push(1);
stack.Push(2);
stack.Push(3);
stack.Push(4);
stack.Push(5);
stack.Push(6);
stack.Push(7);
Assert.AreEqual(7, stack.Pop());
Assert.AreEqual(6, stack.Pop());
Assert.AreEqual(5, stack.Pop());
Assert.AreEqual(4, stack.Pop());
stack.Push(4);
stack.Push(5);
stack.Push(6);
stack.Push(7);
Assert.AreEqual(7, stack.Pop());
Assert.AreEqual(6, stack.Pop());
Assert.AreEqual(5, stack.Pop());
Assert.AreEqual(4, stack.Pop());
}
public void Run()
{
const int capacityPerSubstack = 5;
var set = new SetOfStacks(capacityPerSubstack);
Console.WriteLine("IsEmpty? {0}", set.IsEmpty());
for (var i = 0; i < 34; i++)
{
set.Push(i);
}
Console.WriteLine("IsEmpty? {0}", set.IsEmpty());
for (var i = 0; i < 34; i++)
{
if (i == 0)
{
set.PopAt(i);
}
else
{
Console.WriteLine("Popped " + set.Pop());
}
}
}
public void Run()
{
const int capacityPerSubstack = 5;
var set = new SetOfStacks(capacityPerSubstack);
Console.WriteLine("IsEmpty? {0}", set.IsEmpty());
for (var i = 0; i < 34; i++)
{
set.Push(i);
}
Console.WriteLine("IsEmpty? {0}", set.IsEmpty());
for (var i = 0; i < 34; i++)
{
if (i == 0)
{
set.PopAt(i);
}
else
{
Console.WriteLine("Popped " + set.Pop());
}
}
}
public void TesSetOfStacks()
{
var set = new SetOfStacks <int>(3);
for (var num = 0; num < 30; num++)
{
set.Push(num);
}
Assert.AreEqual(10, set.StacksCount);
for (var num = 29; num >= 0; num--)
{
Assert.AreEqual(num, set.Pop());
}
for (var num = 0; num < 30; num++)
{
set.Push(num);
}
Assert.AreEqual(10, set.StacksCount);
Assert.AreEqual(29, set.PopAt(9));
Assert.AreEqual(28, set.PopAt(9));
Assert.AreEqual(5, set.PopAt(1));
Assert.AreEqual(4, set.PopAt(1));
Assert.AreEqual(3, set.PopAt(1));
Assert.AreEqual(8, set.PopAt(1));
}
public void BasicTest()
{
var stack = new SetOfStacks <int>();
const int N = 100;
for (int i = 0; i < 100; i++)
{
stack.Push(i);
}
for (int i = N; i > 0; i--)
{
Assert.AreEqual(i - 1, stack.Pop());
}
stack.Push(0);
Assert.AreEqual(0, stack.Pop());
}
public void Pop_Test()
{
var stack = new SetOfStacks(2);
stack.Push(1);
stack.Push(2);
stack.Push(3);
var value = stack.Pop();
Assert.AreEqual(3, value);
Assert.AreEqual(1, stack.GetStackNumber());
value = stack.Pop();
Assert.AreEqual(2, value);
Assert.AreEqual(1, stack.GetStackNumber());
value = stack.Pop();
Assert.AreEqual(1, value);
Assert.AreEqual(0, stack.GetStackNumber());
}
public void Run()
{
const int capacityPerSubstack = 5;
SetOfStacks set = new SetOfStacks(capacityPerSubstack);
for (int i = 0; i < 34; i++)
{
set.Push(i);
}
for (int i = 0; i < 34; i++)
{
Console.WriteLine("Popped " + set.Pop());
}
}
public static void PerformStackSetOperations()
{
SetOfStacks plates = new SetOfStacks(3);
plates.Push(1);
plates.Push(2);
Console.WriteLine("Stack Count:" + plates.StackCount());
plates.Push(3);
Console.WriteLine("Stack Count:" + plates.StackCount());
plates.Push(4);
plates.Push(5);
plates.Push(6);
Console.WriteLine("Stack Count:" + plates.StackCount());
plates.Push(7);
Console.WriteLine("Stack Count:" + plates.StackCount());
plates.Push(8);
Console.WriteLine("Stack Count:" + plates.StackCount());
Console.WriteLine("Popped element:" + plates.Pop());
Console.WriteLine("Popped element:" + plates.Pop());
Console.WriteLine("Stack Count:" + plates.StackCount());
Console.WriteLine("Popped element:" + plates.Pop());
Console.WriteLine("Stack Count:" + plates.StackCount());
}
public void SetOfStacksTest()
{
var s = new SetOfStacks();
Assert.Equal(1, s.StacksCount);
s.Push(1);
s.Push(2);
s.Push(3);
s.Push(4);
Assert.Equal(2, s.StacksCount);
Assert.Equal(4, s.Pop());
Assert.Equal(3, s.Pop());
Assert.Equal(2, s.Pop());
Assert.Equal(1, s.Pop());
Assert.Throws <InvalidOperationException>(() => s.Pop());
s.Push(1); // stack 0
s.Push(2);
s.Push(3);
s.Push(4); // stack 1
s.Push(5);
s.Push(6);
s.Push(7); // stack 2
Assert.Equal(6, s.PopAt(1));
Assert.Equal(5, s.PopAt(1));
Assert.Equal(4, s.PopAt(1));
Assert.Throws <InvalidOperationException>(() => s.PopAt(1));
Assert.Throws <ArgumentOutOfRangeException>(() => s.PopAt(3));
Assert.Throws <ArgumentOutOfRangeException>(() => s.PopAt(-1));
Assert.Equal(3, s.StacksCount);
// for follow up use Pop2
Assert.Equal(7, s.Pop2());
Assert.Equal(3, s.Pop2());
Assert.Equal(1, s.StacksCount);
}
public void PopTests()
{
var s = new SetOfStacks<int>(3);
for (var i = 0; i < 10; i++)
{
s.Push(i);
}
for (var i = s.Length - 1; i >= 0; i--)
{
Assert.AreEqual(i / 3 + 1, s.NumStacks);
Assert.AreEqual(i, s.Pop());
Assert.AreEqual(i, s.Length);
Assert.AreEqual(Math.Ceiling(i / 3.0), s.NumStacks);
}
Assert.AreEqual(0, s.Length);
Assert.AreEqual(0, s.NumStacks);
}
public void Test(IEnumerable <int> valuesForStack)
{
var stackArray = valuesForStack as int[] ?? valuesForStack.ToArray();
Trace.WriteLine(stackArray.Aggregate(new StringBuilder(), (builder, i) => builder.AppendFormat("{0} ", i)));
var stack = new SetOfStacks <int>(2);
foreach (var i in stackArray)
{
stack.Push(i);
}
foreach (var i in stackArray.Reverse())
{
var peek = stack.Peek();
var pop = stack.Pop();
Assert.AreEqual(i, peek);
Assert.AreEqual(i, pop);
}
}
public void PopAtTests()
{
var s = new SetOfStacks<int>(3);
for (var i = 0; i < 10; i++)
{
s.Push(i);
}
Assert.AreEqual(2, s.PopAt(0));
Assert.AreEqual(5, s.PopAt(1));
Assert.AreEqual(8, s.PopAt(2));
Assert.AreEqual(9, s.PopAt(3));
Assert.AreEqual(7, s.Pop());
Assert.AreEqual(6, s.Pop());
Assert.AreEqual(4, s.Pop());
Assert.AreEqual(3, s.Pop());
Assert.AreEqual(1, s.Pop());
Assert.AreEqual(0, s.Pop());
}
public void SetOfStacksEmptyTests()
{
var s = new SetOfStacks<int>(10);
s.Pop();
}
public void InvalidOperationsTest()
{
var stack = new SetOfStacks <int>();
TestHelpers.AssertExceptionThrown(() => stack.Pop(), typeof(InvalidOperationException));
}
public void Run()
{
const int capacityPerSubstack = 5;
SetOfStacks set = new SetOfStacks(capacityPerSubstack);
for (int i = 0; i < 34; i++)
{
set.Push(i);
}
for (int i = 0; i < 34; i++)
{
Console.WriteLine("Popped " + set.Pop());
}
}
