public class ArrayUtilityTest { public static void main(String[] args) { // testMerge(); testSplit(); // myTestSplit(); myTestMerge(); } public static void myTestSplit() { int[] myArray = { 1, 8, 3, 1, 5, 3, 7, 5, 3 }; // add your code and some testcases the test split() similar to testSplit() ArrayUtility.show(ArrayUtility.split(myArray, 1)); System.out.println("Expected:\n[1, 8, 3, 1, 5, 3, 7, 5, 3]\n----------"); ArrayUtility.show(ArrayUtility.split(myArray, 2)); System.out.println("Expected: Array size 9 cannot be splitted into 2 parts\n----------"); ArrayUtility.show(ArrayUtility.split(myArray, 3)); System.out.println("Expected:\n[1, 1, 7]\n[8, 5, 5]\n[3, 3, 3]\n----------"); ArrayUtility.show(ArrayUtility.split(myArray, 4)); System.out.println("Expected: Array size 9 cannot be splitted into 4 parts\n----------"); ArrayUtility.show(ArrayUtility.split(myArray, 5)); System.out.println("Expected: Array size 9 cannot be splitted into 5 parts\n----------"); ArrayUtility.show(ArrayUtility.split(myArray, 6)); System.out.println("Expected: Array size 9 cannot be splitted into 6 parts\n----------"); ArrayUtility.show(ArrayUtility.split(myArray, 7)); System.out.println("Expected: Array size 9 cannot be splitted into 7 parts\n----------"); ArrayUtility.show(ArrayUtility.split(myArray, 8)); System.out.println("Expected: Array size 9 cannot be splitted into 8 parts\n----------"); ArrayUtility.show(ArrayUtility.split(myArray, 10)); System.out.println("Expected: n cannot be greater than array's size, 9\n----------"); ArrayUtility.show(ArrayUtility.split(myArray, 0)); System.out.println("Expected: n must be >= 0\n----------"); ArrayUtility.show(ArrayUtility.split(myArray, -1)); System.out.println("Expected: n must be >= 0\n----------"); } public static void myTestMerge() { // add your code and some testcases the test merge() similar to testMerge() int[][] myArray = { { 6, 13, 56 }, { 92, 55 }, { 12, 32, 13, 92 }, { 10 } }; ArrayUtility.show(ArrayUtility.merge(myArray)); System.out.println("[6, 13, 56, 92, 55, 12, 32, 13, 92, 10]] - Expected"); int[][] myArray2 = {{145},{134,423,42},{33,44,13}}; ArrayUtility.show(ArrayUtility.merge(myArray2)); System.out.println("[145, 134, 423, 42, 33, 44, 13] - Expected"); } // do no modify this method private static void testSplit() { int[] c = { 1, 2, 3, 4, 5, 6 }; ArrayUtility.show(ArrayUtility.split(c, 1)); System.out.println("Expected:\n[1, 2, 3, 4, 5, 6]\n----------"); ArrayUtility.show(ArrayUtility.split(c, 2)); System.out.println("Expected:\n[1, 2, 3]\n[4, 5, 6]\n----------"); ArrayUtility.show(ArrayUtility.split(c, 3)); System.out.println("Expected:\n[1, 2]\n[3, 4]\n[5, 6]\n----------"); ArrayUtility.show(ArrayUtility.split(c, 4)); System.out.println("Expected: Array size 6 cannot be splitted into 4 parts\n----------"); ArrayUtility.show(ArrayUtility.split(c, 5)); System.out.println("Expected: Array size 6 cannot be splitted into 5 parts\n----------"); ArrayUtility.show(ArrayUtility.split(c, 6)); System.out.println("Expected:\n[1]\n[2]\n[3]\n[4]\n[5]\n[6]\n----------"); ArrayUtility.show(ArrayUtility.split(c, 0)); System.out.println("Expected: n must be >= 0\n----------"); ArrayUtility.show(ArrayUtility.split(c, -1)); System.out.println("Expected: n must be >= 0\n----------"); ArrayUtility.show(ArrayUtility.split(c, 7)); System.out.println("Expected: n cannot be greater than array's size, 6\n----------"); } // do not modify this method private static void testMerge() { int[][] a = { { 1, 2, 3 }, { 4, 5 }, { 6, 7, 8, 9 }, { 10 } }; ArrayUtility.show(ArrayUtility.merge(a)); System.out.println("[1, 2, 3, 4, 5, 6, 7, 8, 9, 10] - Expected"); int[][] b = { { 1, 2, 3, 4 }, { 4, 5, 6, 7 }, { 7, 8, 9, 10 }, { 10, 11, 12, 13 } }; ArrayUtility.show(ArrayUtility.merge(b)); System.out.println("[1, 2, 3, 4, 4, 5, 6, 7, 7, 8, 9, 10, 10, 11, 12, 13] - Expected"); } }