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MinyazevRMinyazevR
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Writing basic stack functions, writing tests
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‎Stack/Stack.sln‎

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 17
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VisualStudioVersion = 17.1.32210.238
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Stack", "Stack\Stack.csproj", "{70DCF9E2-593E-4AB9-A056-F0C172DA3419}"
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TestStack", "TestStackOnArray\TestStack.csproj", "{60E6252B-6D54-47D9-B466-95927AFE6E5D}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Release|Any CPU = Release|Any CPU
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{70DCF9E2-593E-4AB9-A056-F0C172DA3419}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{70DCF9E2-593E-4AB9-A056-F0C172DA3419}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{70DCF9E2-593E-4AB9-A056-F0C172DA3419}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{70DCF9E2-593E-4AB9-A056-F0C172DA3419}.Release|Any CPU.Build.0 = Release|Any CPU
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{60E6252B-6D54-47D9-B466-95927AFE6E5D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{60E6252B-6D54-47D9-B466-95927AFE6E5D}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{60E6252B-6D54-47D9-B466-95927AFE6E5D}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{60E6252B-6D54-47D9-B466-95927AFE6E5D}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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GlobalSection(ExtensibilityGlobals) = postSolution
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SolutionGuid = {F2B1E14B-C1F7-471E-987B-DCCA99BA603E}
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EndGlobalSection
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EndGlobal

‎Stack/Stack/Solution.cs‎

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namespace Stack;
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public class Solution
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{
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static void Main()
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{
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return;
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}
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}

‎Stack/Stack/Stack.csproj‎

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<OutputType>Exe</OutputType>
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<TargetFramework>net6.0</TargetFramework>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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</PropertyGroup>
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</Project>

‎Stack/Stack/StackOnArray.cs‎

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using System;
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using System.Collections.Generic;
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namespace Stack;
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public class StackOnArray<T>
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{
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private T[] values;
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private int numberOfElements;
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public StackOnArray()
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{
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values = new T[20];
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}
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public bool IsEmpty()
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{
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return numberOfElements == 0;
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}
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public void Push(T value)
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{
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if(numberOfElements == values.Length)
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{
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Array.Resize(ref values, values.Length + 20);
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}
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numberOfElements++;
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values[numberOfElements - 1] = value;
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}
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public T Pop()
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{
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if(numberOfElements == 0)
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{
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throw new InvalidOperationException("Stack is empty");
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}
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T topOfSTack = values[numberOfElements - 1];
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numberOfElements--;
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return topOfSTack;
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}
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public T ReturnTopOfTheStack()
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{
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return values[numberOfElements - 1];
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}
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public int ReturnNumberOfElements()
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{
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return numberOfElements;
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}
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public void PrintStack()
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{
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for (int i = 0; i < numberOfElements; i++)
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{
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Console.Write($"{values[i]} ");
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}
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}
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}

‎Stack/Stack/StackOnLists.cs‎

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using System;
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using System.Collections.Generic;
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namespace Stack;
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public class StackOnLists<T>
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{
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private StackOnLists<T>? head;
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private StackOnLists<T>? next;
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private T? value;
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private int numberOfElements;
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public bool IsEmpty()
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{
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return numberOfElements == 0;
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}
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public void Push(T value)
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{
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numberOfElements++;
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StackOnLists<T> newHead = new StackOnLists<T>();
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newHead.next = head;
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head = newHead;
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head.value = value;
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}
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public T Pop()
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{
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if (head == null || head.value == null)
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{
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throw new InvalidOperationException("Stack is empty");
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}
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var topOfSTack = head;
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head = head.next;
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numberOfElements--;
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return topOfSTack.value;
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}
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public int ReturnNumberOfElements()
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{
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return numberOfElements;
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}
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public T ReturnTopOfTheStack()
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{
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if (head == null || head.value == null)
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{
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throw new InvalidOperationException("Stack is empty");
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}
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return head.value;
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}
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public void PrintStack()
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{
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if (head == null)
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{
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throw new InvalidOperationException("Stack is empty");
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}
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StackOnLists<T> copyHead = head;
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while (copyHead != null && copyHead.next != null)
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{
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Console.Write($"{copyHead.value} ");
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copyHead = copyHead.next;
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}
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if (copyHead != null && copyHead.value != null)
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{
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Console.Write($"{copyHead.value} ");
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}
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}
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}

‎Stack/TestStackOnArray/TestStack.csproj‎

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<TargetFramework>net6.0</TargetFramework>
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<Nullable>enable</Nullable>
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<IsPackable>false</IsPackable>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.11.0" />
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<PackageReference Include="MSTest.TestAdapter" Version="2.2.7" />
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<PackageReference Include="MSTest.TestFramework" Version="2.2.7" />
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<PackageReference Include="coverlet.collector" Version="3.1.0" />
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</ItemGroup>
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<ItemGroup>
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<ProjectReference Include="..\Stack\Stack.csproj" />
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</ItemGroup>
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</Project>

‎Stack/TestStackOnArray/TestStackOnArray.cs‎

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using Microsoft.VisualStudio.TestTools.UnitTesting;
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using Stack;
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namespace TestStack;
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[TestClass]
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public class TestStackOnArray
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{
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[TestMethod]
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public void TestPush()
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{
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StackOnArray<int> stackOnArray = new StackOnArray<int>();
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stackOnArray.Push(1);
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Assert.AreEqual(stackOnArray.ReturnTopOfTheStack(), 1);
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stackOnArray.Push(2);
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Assert.AreEqual(stackOnArray.ReturnTopOfTheStack(), 2);
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stackOnArray.Push(4);
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Assert.AreEqual(stackOnArray.ReturnTopOfTheStack(), 4);
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stackOnArray.Push(5);
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Assert.AreEqual(stackOnArray.ReturnTopOfTheStack(), 5);
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}
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[TestMethod]
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public void TestPop()
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{
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StackOnArray<string> stackOnArray = new StackOnArray<string>();
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stackOnArray.Push("first");
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stackOnArray.Push("second");
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stackOnArray.Push("hello");
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stackOnArray.Push("kek");
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stackOnArray.Pop();
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Assert.AreEqual(stackOnArray.ReturnTopOfTheStack(), "hello");
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stackOnArray.Pop();
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Assert.AreEqual(stackOnArray.ReturnTopOfTheStack(), "second");
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stackOnArray.Pop();
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Assert.AreEqual(stackOnArray.ReturnTopOfTheStack(), "first");
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}
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[TestMethod]
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public void TestReturnNumberOfElements()
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{
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StackOnArray<string> stackOnArray = new StackOnArray<string>();
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stackOnArray.Push("first");
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stackOnArray.Push("second");
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stackOnArray.Push("hello");
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stackOnArray.Push("kek");
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Assert.AreEqual(stackOnArray.ReturnNumberOfElements(), 4);
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stackOnArray.Pop();
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Assert.AreEqual(stackOnArray.ReturnNumberOfElements(), 3);
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stackOnArray.Pop();
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Assert.AreEqual(stackOnArray.ReturnNumberOfElements(), 2);
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stackOnArray.Pop();
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Assert.AreEqual(stackOnArray.ReturnNumberOfElements(), 1);
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}
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}

‎Stack/TestStackOnArray/TestStackOnLists.cs‎

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using Microsoft.VisualStudio.TestTools.UnitTesting;
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using Stack;
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namespace TestStack;
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[TestClass]
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public class TestStackOnLists
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{
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[TestMethod]
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public void TestPush()
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{
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StackOnLists<int> stackOnLists = new StackOnLists<int>();
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stackOnLists.Push(1);
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Assert.AreEqual(stackOnLists.ReturnTopOfTheStack(), 1);
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stackOnLists.Push(2);
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Assert.AreEqual(stackOnLists.ReturnTopOfTheStack(), 2);
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stackOnLists.Push(4);
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Assert.AreEqual(stackOnLists.ReturnTopOfTheStack(), 4);
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stackOnLists.Push(5);
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Assert.AreEqual(stackOnLists.ReturnTopOfTheStack(), 5);
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}
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[TestMethod]
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public void TestPop()
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{
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StackOnLists<string> stackOnLists = new StackOnLists<string>();
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stackOnLists.Push("first");
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stackOnLists.Push("second");
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stackOnLists.Push("hello");
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stackOnLists.Push("kek");
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stackOnLists.Pop();
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Assert.AreEqual(stackOnLists.ReturnTopOfTheStack(), "hello");
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stackOnLists.Pop();
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Assert.AreEqual(stackOnLists.ReturnTopOfTheStack(), "second");
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stackOnLists.Pop();
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Assert.AreEqual(stackOnLists.ReturnTopOfTheStack(), "first");
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}
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[TestMethod]
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public void TestReturnNumberOfElements()
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{
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StackOnLists<string> stackOnLists = new StackOnLists<string>();
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stackOnLists.Push("first");
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stackOnLists.Push("second");
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stackOnLists.Push("hello");
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stackOnLists.Push("kek");
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Assert.AreEqual(stackOnLists.ReturnNumberOfElements(), 4);
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stackOnLists.Pop();
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Assert.AreEqual(stackOnLists.ReturnNumberOfElements(), 3);
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stackOnLists.Pop();
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Assert.AreEqual(stackOnLists.ReturnNumberOfElements(), 2);
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stackOnLists.Pop();
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Assert.AreEqual(stackOnLists.ReturnNumberOfElements(), 1);
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}
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}

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