NewIntArray.cpp - master - MorningKoffe/NewIntArray

NewIntArray.cpp
147 строк5 KB
Tsidik Vitaliy
init
06 июн 2026, 21:06
06 июн 2026, 21:065788ef5
#include <iostream>
#include "IntegerArray.h"

int main(int argc, char* argv[]) {

    try {
        std::cout << "\n=== Test 1: Normal Creation ===\n";
        IntegerArray arr(5);
        arr[0] = 10; arr[1] = 20; arr[2] = 30;
        std::cout << "arr = [" << arr[0] << ", " << arr[1] << ", " << arr[2] << ", " 
                  << arr[3] << ", " << arr[4] << "]\n";
        
        std::cout << "\n=== Test 2: Zero Creation ===\n";
        try {
            IntegerArray arr0(0);
        } catch (const bad_length& e) {
            std::cout << "Caught " << e.what() << "\n";
        }
        
        std::cout << "\n=== Test 3: Out of range ===\n";
        try {
            IntegerArray arr(3);
            arr[5] = 100;
        } catch (const bad_range& e) {
            std::cout << "Caught bad_range at index " << e.index() << "\n";
        }
        
        std::cout << "\n=== Test 4: Copy and Assign ===\n";
        try {
            IntegerArray arr2 = arr;
            std::cout << "arr2 = [";
            for (size_t i = 0; i < arr2.size(); ++i) {
                std::cout << arr2[i];
                if (i < arr2.size() - 1) std::cout << ", ";
            }
            std::cout << "]\n";

            IntegerArray arr3(2);
            arr3 = arr;
            std::cout << "arr3 (after assignment) = [";
            for (size_t i = 0; i < arr3.size(); ++i) {
                std::cout << arr3[i];
                if (i < arr3.size() - 1) std::cout << ", ";
            }
            std::cout << "]\n";
        } catch (const std::exception& e) {
            std::cerr << "Exception during copy/assign: " << e.what() << "\n";
        }
        
        std::cout << "\n=== Test 5: Test at method ===\n";
        try {
            IntegerArray arr(2);
            arr.at(1) = 10;
            std::cout << "arr.at(1) = 10: " << arr.at(1) << "\n";
            std::cout << "arr.at(2) = 10: ";
            arr.at(2) = 10;
        } catch (const bad_range& e) {
            std::cout << "Caught bad_range in at() at index " << e.index() << "\n";
        }

        std::cout << "\n=== Test 6: Const access ===\n";
        try {
            const IntegerArray arr(2);
            int val = arr[1]; // OK
            std::cout << "const arr[1] = " << val << "\n";
            std::cout << "val = arr.at(3): ";
            val = arr.at(3);
        } catch (const std::exception& e) {
            std::cerr << "Exception with const access: " << e.what() << "\n";
        }
        
        std::cout << "\n=== Test 7: Insert element ===\n";
        arr.insert(1, 15);
        std::cout << "after insert(1, 15): size=" << arr.size() << "\n";
        std::cout << "arr = [";
        for (size_t i = 0; i < arr.size(); ++i) {
            std::cout << arr[i];
            if (i < arr.size() - 1) std::cout << ", ";
        }
        std::cout << "]\n";

        std::cout << "\n=== Test 8: Bad insert (pos > size) ===\n";
        try {
            arr.insert(100, 999);
        } catch (const bad_argument& e) {
            std::cout << "Caught bad_argument: " << e.what() << "\n";
        }
        
        std::cout << "\n=== Test 9: Delete element ===\n";
        arr.erase(2); // удаляем индекс 2 (значение 20)
        std::cout << "after erase(2): size=" << arr.size() << "\n";
        std::cout << "arr = [";
        for (size_t i = 0; i < arr.size(); ++i) {
            std::cout << arr[i];
            if (i < arr.size() - 1) std::cout << ", ";
        }
        std::cout << "]\n"; // → [10, 15, 30, 0, 0]

        std::cout << "\n=== Test 10: Error deleting (pos == size) ===\n";
        try {
            arr.erase(arr.size()); // pos = 5, size=5 → 5 >= 5 → ошибка
        } catch (const bad_range& e) {
            std::cout << "Caught bad_range at index " << e.index() << "\n";
        }
        
        std::cout << "\n=== Test 11: Error deleting (pos < 0) ===\n";
        try {
            arr.erase(-1); // pos = 5, size=5 → 5 >= 5 → ошибка
        } catch (const bad_range& e) {
            std::cout << "Caught bad_range at index " << e.index() << "\n";
        }

        std::cout << "\n=== Test 12: Resize (increase) ===\n";
        arr.resize(8);
        std::cout << "after resize(8): size=" << arr.size() << "\n";
        std::cout << "arr = [";
        for (size_t i = 0; i < arr.size(); ++i) {
            std::cout << arr[i];
            if (i < arr.size() - 1) std::cout << ", ";
        }
        std::cout << "]\n"; // → [10, 15, 30, 0, 0, 0, 0, 0]

        std::cout << "\n=== Test 13: Resize (decrease) ===\n";
        arr.resize(3);
        std::cout << "after resize(3): size=" << arr.size() << "\n";
        std::cout << "arr = [";
        for (size_t i = 0; i < arr.size(); ++i) {
            std::cout << arr[i];
            if (i < arr.size() - 1) std::cout << ", ";
        }
        std::cout << "]\n"; // → [10, 15, 30]

        std::cout << "\n=== Test 14: Resize(0) ===\n";
        try {
            arr.resize(0);
        } catch (const bad_length& e) {
            std::cout << "Caught bad_length: " << e.what() << "\n";
        }
        
        std::cout << "\n=== ALL TESTS SUCCESSFULLY COMPLETED !! ===\n";
    } catch (const std::exception& e) {
        std::cerr << "\n=== UNEXPECTED EXCEPTION: " << e.what() << " ===\n";
        return 1;
    }
    
    return 0;
}