added testcases for practical model

Author: Aryanzs

test/routes/practical.test.js

@@ -0,0 +1,92 @@
+import { jest } from "@jest/globals"; 
+import request from "supertest";
+import app from "#app"; // Update this import based on your app's structure
+import connector from "#models/databaseUtil"; // Update this import
+import PracticalModel from "#models/practical"; // Update this import
+
+jest.mock("#util");
+
+let server;
+let agent;
+
+beforeAll((done) => {
+  server = app.listen(5000, () => {
+    agent = request.agent(server);
+    connector.set("debug", false);
+    done();
+  });
+});
+
+function cleanUp(callback) {
+  PracticalModel
+    .deleteMany({})
+    .then(() => {
+      connector.disconnect((DBerr) => {
+        if (DBerr) console.log("Database disconnect error: ", DBerr);
+        server.close((serverErr) => {
+          if (serverErr) console.log(serverErr);
+          callback();
+        });
+      });
+    });
+}
+
+afterAll((done) => {
+  cleanUp(done);
+});
+
+describe("Practical API", () => {
+  it("should create a new practical", async () => {
+    const response = await agent.post("/practical/create").send({
+      no: 1,
+      title: "Sample Practical",
+      type: "Experiment",
+      hours: 2,
+      cognitiveLevels: ["L2", "L3"],
+    });
+
+    expect(response.status).toBe(201);
+    expect(response.body.res).toMatch(/added user/);
+  });
+
+  describe("after creating a practical", () => {
+    let practicalId;
+
+    beforeEach(async () => {
+      const response = await agent.post("/practical/create").send({
+        no: 1,
+        title: "Sample Practical",
+        type: "Experiment",
+        hours: 2,
+        cognitiveLevels: ["L2", "L3"],
+      });
+      practicalId = response.body.res.match(/(\d+)/)[0];
+    });
+
+    afterEach(async () => {
+      await PracticalModel.deleteOne({ _id: practicalId });
+    });
+
+    it("should list practical entities", async () => {
+      const response = await agent.get("/practical/list");
+      expect(response.status).toBe(200);
+      expect(response.body.res).toHaveLength(1);
+    });
+
+    it("should update a practical entity", async () => {
+      const response = await agent.post("/practical/update").send({
+        id: practicalId,
+        hours: 3,
+      });
+
+      expect(response.status).toBe(200);
+      expect(response.body.res).toMatch(/updated practical/);
+    });
+
+    it("should delete a practical entity", async () => {
+      const response = await agent.post(`/practical/delete/${practicalId}`);
+      expect(response.status).toBe(200);
+      expect(response.body.res).toMatch(/Deleted practical/);
+    });
+  });
+});