Adding sanity tests

Author: monikakonieczna

package.json

@@ -4,7 +4,8 @@
     "test:single_character": "jest --group=single_character",
     "test:all_characters": "jest --group=all_characters",
     "test:multiple_characters": "jest --group=multiple_characters",
-    "test:filter_characters": "jest --group=filter_characters"
+    "test:filter_characters": "jest --group=filter_characters",
+    "test:sanity": "jest --group=sanity_tests"
   },
   "devDependencies": {
     "@types/jest": "^29.5.12",

src/tests/api/sanity/healthcheck.test.ts

@@ -0,0 +1,35 @@
+import { assertStatusCode } from "../../../helpers/assertionsHelper";
+import { makeRequest } from "../../../helpers/makeRequest";
+
+const BASE_URL = "https://rickandmortyapi.com/api/";
+
+/**
+ * Sanity Tests
+ * @group sanity_tests
+ */
+describe("Rick and Morty API - Sanity Tests", () => {
+  test("should respond with a 200 status for the characters endpoint", async () => {
+    const response = await makeRequest("get", `${BASE_URL}/character`);
+    assertStatusCode(response, 200);
+  });
+
+  test("should respond with a 200 status for the episodes endpoint", async () => {
+    const response = await makeRequest("get", `${BASE_URL}/episode`);
+    assertStatusCode(response, 200);
+  });
+
+  test("should respond with a 200 status for the locations endpoint", async () => {
+    const response = await makeRequest("get", `${BASE_URL}/location`);
+    assertStatusCode(response, 200);
+  });
+
+  test("should respond with a 200 status for the specific character endpoint", async () => {
+    const response = await makeRequest("get", `${BASE_URL}/character/1`);
+    assertStatusCode(response, 200);
+  });
+
+  test("should return 404 for non-existent endpoint", async () => {
+    const response = await makeRequest("get", `${BASE_URL}/nonexisting`);
+    assertStatusCode(response, 404);
+  });
+});