Leetcode150/dsa/src/test/java/com/hithomelabs/dsa/array/two_sum/SolutionTest.java

package com.hithomelabs.dsa.array.two_sum;

import static org.junit.Assert.assertArrayEquals;

public class SolutionTest {
    @Test
    void testTwoSum() {
        // Test case 1: nums = [2, 7, 11, 15], target = 9
        int[] nums1 = {2, 7, 11, 15};
        int target1 = 9;
        int[] expected1 = {0, 1}; // indices of the numbers that add up to target
        assertArrayEquals(expected1, new HashMapSolution().solve(nums1, target1));

        // Test case 2: nums = [3, 2, 4], target = 6
        int[] nums2 = {3, 2, 4};
        int target2 = 6;
        int[] expected2 = {1, 2}; // indices of the numbers that add up to target
        assertArrayEquals(expected2, new HashMapSolution().solve(nums2, target2));

        // Test case 3: nums = [3, 3], target = 6
        int[] nums3 = {3, 3};
        int target3 = 6;
        int[] expected3 = {0, 1}; // indices of the numbers that add up to target
        assertArrayEquals(expected3, new HashMapSolution().solve(nums3, target3));
    }
}