Add unit tests for answer schema, request data schema, base controller, and history manager

tests/test_history_manager.py

@@ -0,0 +1,86 @@
+import unittest
+from manager.history import History
+from schema.methods import Methods
+from typing import Any
+
+class TestHistoryManager(unittest.TestCase):
+    def setUp(self):
+        self.namespace = "test"
+        self.request_data: dict[Any, Any] = {
+            "data": {},
+            "method": Methods.GET,
+            "url": "https://example.com",
+            "headers": {"Content-Type": "application/json"},
+            "time": "2024-01-01 12:00:00",
+        }
+        self.history = History(namespace=self.namespace)
+
+    def tearDown(self):
+        self.history.clear()
+
+    def test_load_empty_history(self):
+        self.history.load()
+        self.assertEqual(self.history.data, [])
+
+    def test_save_and_load_history(self):
+        self.history.add(self.request_data)
+        self.history.save()
+        self.history.load()
+        self.assertEqual(self.history.data, [self.request_data])
+
+    def test_clear_history(self):
+        self.history.add(self.request_data)
+        self.history.clear()
+        self.assertEqual(self.history.data, [])
+
+    def test_get_existing_request(self):
+        self.history.add(self.request_data)
+        result = self.history.get(0)
+        self.assertEqual(result, self.request_data)
+
+    def test_get_non_existing_request(self):
+        result = self.history.get(0)
+        self.assertIsNone(result)
+
+    def test_get_request_with_index_out_of_range(self):
+        self.history.add(self.request_data)
+        result = self.history.get(1)
+        self.assertIsNone(result)
+
+    def test_last_existing_request(self):
+        self.history.add(self.request_data)
+        result = self.history.last()
+        self.assertEqual(result, self.request_data)
+
+    def test_last_non_existing_request(self):
+        result = self.history.last()
+        self.assertIsNone(result)
+
+    def test_last_request_with_limit_reached(self):
+        for i in range(History.HISTORY_LIMIT + 1):
+            self.history.add(self.request_data)
+        result = self.history.last()
+        self.assertEqual(result, self.request_data)
+
+    def test_add_request(self):
+        self.history.clear()
+        self.history.add(self.request_data)
+        self.assertEqual(self.history.data, [self.request_data])
+
+    def test_add_request_with_limit_reached(self):
+        for i in range(History.HISTORY_LIMIT + 1):
+            self.history.add(self.request_data)
+        self.assertEqual(len(self.history.data), History.HISTORY_LIMIT)
+
+    def test_all_requests(self):
+        for i in range(History.HISTORY_LIMIT):
+            self.history.add(self.request_data)
+        result = self.history.all()
+        self.assertEqual(result, [self.request_data for i in range(History.HISTORY_LIMIT)])
+
+    def test_all_requests_empty(self):
+        result = self.history.all()
+        self.assertIsNone(result)
+
+if __name__ == '__main__':
+    unittest.main()