[REFACTOR] [Hacker Rank] Interview Preparation Kit: Arrays: Left Rotation. New JSON data.

Author: Gonzalo Diaz

src/hackerrank/interview_preparation_kit/arrays/ctci_array_left_rotation.test.ts

@@ -3,42 +3,25 @@ import { logger as console } from '../../../logger';
 
 import arrayLeftRotation from './ctci_array_left_rotation';
 
-import ROT_LEFT_ONE_TEST_CASES from './ctci_array_left_rotation.testcases.json';
+import ROT_LEFT_TEST_CASES from './ctci_array_left_rotation.testcases.json';
 
 describe('ctci_array_left_rotation', () => {
-  it('rotLeftOne Test Cases', () => {
-    expect.assertions(5);
-
-    ROT_LEFT_ONE_TEST_CASES.forEach((test) => {
-      const input = test.numbers;
-      const answer = arrayLeftRotation.rotLeftOne(input);
-
-      console.debug(
-        `rotLeftOne(${test.numbers.toString()}) solution found: ${answer.toString()}`
-      );
-
-      expect(answer).toStrictEqual(test.expected);
-    });
-  });
-
   it('rotLeft Test cases', () => {
-    expect.assertions(1);
+    expect.assertions(8);
 
-    const ROT_LEFT_TEST_CASES = [
-      { numbers: [1, 2, 3, 4, 5], d_rotations: 4, expected: [5, 1, 2, 3, 4] }
-    ];
+    ROT_LEFT_TEST_CASES.forEach((test) => {
+      const numbers = test.input as number[];
 
-    ROT_LEFT_TEST_CASES.forEach((value) => {
       const answer = arrayLeftRotation.rotLeft(
-        value.numbers,
-        value.d_rotations
+        numbers,
+        Number(test.d_rotations)
       );
 
       console.debug(
-        `rotLeft(${value.numbers.toString()}) solution found: ${answer.toString()}`
+        `rotLeft(${numbers.toString()}) solution found: ${test.expected.toString()}`
       );
 
-      expect(answer).toStrictEqual(value.expected);
+      expect(answer).toStrictEqual(test.expected);
     });
   });
 });

src/hackerrank/interview_preparation_kit/arrays/ctci_array_left_rotation.testcases.json

@@ -1,7 +1,10 @@
 [
-    {"numbers": [1, 2, 3, 4, 5], "expected": [2, 3, 4, 5, 1]},
-    {"numbers": [2, 3, 4, 5, 1], "expected": [3, 4, 5, 1, 2]},
-    {"numbers": [3, 4, 5, 1, 2], "expected": [4, 5, 1, 2, 3]},
-    {"numbers": [4, 5, 1, 2, 3], "expected": [5, 1, 2, 3, 4]},
-    {"numbers": [5, 1, 2, 3, 4], "expected": [1, 2, 3, 4, 5]}
+  {"title": "Own 0", "input": [1, 2, 3, 4, 5], "d_rotations": 1, "expected": [2, 3, 4, 5, 1]},
+  {"title": "Own 1", "input": [2, 3, 4, 5, 1], "d_rotations": 1, "expected": [3, 4, 5, 1, 2]},
+  {"title": "Own 2", "input": [3, 4, 5, 1, 2], "d_rotations": 1, "expected": [4, 5, 1, 2, 3]},
+  {"title": "Own 3", "input": [4, 5, 1, 2, 3], "d_rotations": 1, "expected": [5, 1, 2, 3, 4]},
+  {"title": "Own 4", "input": [5, 1, 2, 3, 4], "d_rotations": 1, "expected": [1, 2, 3, 4, 5]},
+  {"title": "Sample Test case 0", "input": [1, 2, 3, 4, 5], "d_rotations": 4, "expected": [5, 1, 2, 3, 4]},
+  {"title": "Sample Test case 1", "input": [41, 73, 89, 7, 10, 1, 59, 58, 84, 77, 77, 97, 58, 1, 86, 58, 26, 10, 86, 51], "d_rotations": 10, "expected": [77, 97, 58, 1, 86, 58, 26, 10, 86, 51, 41, 73, 89, 7, 10, 1, 59, 58, 84, 77]},
+  {"title": "Sample Test case 1", "input": [33, 47, 70, 37, 8, 53, 13, 93, 71, 72, 51, 100, 60, 87, 97], "d_rotations": 13, "expected": [87, 97, 33, 47, 70, 37, 8, 53, 13, 93, 71, 72, 51, 100, 60]}
 ]