[Hacker Rank] Interview Preparation Kit: Greedy Algorithms: Minimum Absolute Difference in an Array. JSON data load for unit tests.

Author: Gonzalo Diaz

src/hackerrank/interview_preparation_kit/greedy_algorithms/minimum_absolute_difference_in_an_array.testcases.json

@@ -0,0 +1,17 @@
+[
+  {
+    "title": "Sample Test case 0",
+    "input": [3, -7, 0],
+    "expected": 3
+  },
+  {
+    "title": "Sample Test case 1",
+    "input": [-59, -36, -13, 1, -53, -92, -2, -96, -54, 75],
+    "expected": 1
+  },
+  {
+    "title": "Sample Test case 2",
+    "input": [1, -3, 71, 68, 17],
+    "expected": 3
+  }
+]

src/hackerrank/interview_preparation_kit/greedy_algorithms/minimum_absolute_difference_in_an_array_test.py

@@ -1,23 +1,13 @@
 import unittest
+from pathlib import Path
+
+from ....hackerrank.lib.loader import load_test_cases
 from .minimum_absolute_difference_in_an_array import minimum_absolute_difference
 
-TEST_CASES = [
-    {
-        'title': 'Sample Test case 0',
-        'input': [3, -7, 0],
-        'answer': 3
-    },
-    {
-        'title': 'Sample Test case 1',
-        'input': [-59, -36, -13, 1, -53, -92, -2, -96, -54, 75],
-        'answer': 1
-    },
-    {
-        'title': 'Sample Test case 2',
-        'input': [1, -3, 71, 68, 17],
-        'answer': 3
-    }
-]
+FILE_PATH = str(Path(__file__).resolve().parent)
+
+TEST_CASES = load_test_cases(
+    FILE_PATH + '/minimum_absolute_difference_in_an_array.testcases.json')
 
 
 class TestMinimumAbsoluteDifference(unittest.TestCase):
@@ -27,6 +17,6 @@ def test_minimum_absolute_difference(self):
         for _, _tt in enumerate(TEST_CASES):
 
             self.assertEqual(
-                minimum_absolute_difference(_tt['input']), _tt['answer'],
+                minimum_absolute_difference(_tt['input']), _tt['expected'],
                 f"{_} | minimum_absolute_difference({_tt['input']}) must be "
-                f"=> {_tt['answer']}")
+                f"=> {_tt['expected']}")