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#include "pch.h"
#include "CppUnitTest.h"
using namespace Microsoft::VisualStudio::CppUnitTestFramework;
#include "SinglyLinkedList.hpp"
#include <list>
namespace LinkedListUnitTests
{
TEST_CLASS(LinkedListUnitTests)
{
public:
//std::list<int> my_list{2, 6};
TEST_METHOD(EmptyList)
{
//Arrange
SinglyLinkedList linkedList{};
//Assert
Assert::AreEqual(0ull, linkedList._size);
}
TEST_METHOD(AppendingLinkedList)
{
//Arrange
SinglyLinkedList linkedList{};
ListNode* node = new ListNode{ 5, nullptr };
//Act
bool success = Append(&linkedList, node);
//Assert
Assert::AreEqual(5,linkedList._head->_data);
Assert::AreEqual(1ull, linkedList._size);
}
TEST_METHOD(PrependingLinkedList)
{
//Arrange
SinglyLinkedList linkedList{};
ListNode* node = new ListNode{ 2, nullptr };
ListNode* node2 = new ListNode{ 1, nullptr };
ListNode* node3 = new ListNode{ 3, nullptr };
//Act
bool success = Append(&linkedList, node);
success = Prepend(&linkedList, node2);
success = Append(&linkedList, node3);
ListNode* travel = linkedList._head;
//Assert
//Assert::AreEqual(2, linkedList._head->_data);
//Assert::AreEqual(6, linkedList._head->_next);
//Assert::AreEqual(2ull, linkedList._size);
Assert::AreEqual(node2->_data, linkedList._head->_data);
for (auto i = 1; i <= 3; i++)
{
Assert::AreEqual(i, travel->_data);
travel = travel->_next;
}
}
};
}
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