Java/src/test/java/com/sorts/MergeSortTest.java at Development · iDev-git/Java · GitHub

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package com.sorts;

import org.junit.jupiter.api.Assertions;

import org.junit.jupiter.api.Test;

class MergeSortTest {

@Test

void mergeSortTest() {

MergeSort mergeSort = new MergeSort();

Integer[] unsortedInt = new Integer[]{0, 5, 9, 2, 1, 3, 4, 8, 6, 7};

Integer[] sortedInt = new Integer[]{0, 1, 2, 3, 4, 5, 6, 7, 8, 9};

Assertions.assertArrayEquals(sortedInt, mergeSort.sort(unsortedInt));

unsortedInt = new Integer[]{5, 4, 3, 2, 1, 0};

sortedInt = new Integer[]{0, 1, 2, 3, 4, 5};

Assertions.assertArrayEquals(sortedInt, mergeSort.sort(unsortedInt));

unsortedInt = new Integer[]{-1, -2, -3, -4, -5};

sortedInt = new Integer[]{-5, -4, -3, -2, -1};

Assertions.assertArrayEquals(sortedInt, mergeSort.sort(unsortedInt));

unsortedInt = new Integer[]{-1, -5, -10, -990, 990, 1010};

sortedInt = new Integer[]{-990, -10, -5, -1, 990, 1010};

Assertions.assertArrayEquals(sortedInt, mergeSort.sort(unsortedInt));

Character[] unsortedChar = new Character[]{'f', 'h', 'c', 'a', 'b', 'd', 'g', 'e'};

Character[] sortedChar = new Character[]{'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h'};

Assertions.assertArrayEquals(sortedChar, mergeSort.sort(unsortedChar));

}