fix: extra frontend tests

frontend/tests/utils/assignment-utils.test.ts

@@ -0,0 +1,87 @@
+import {LearningPathNode} from "@dwengo-1/backend/dist/entities/content/learning-path-node.entity";
+import {calculateProgress} from "../../src/utils/assignment-utils";
+import {LearningPath} from "../../src/data-objects/learning-paths/learning-path";
+import { describe, it, expect } from "vitest";
+
+describe("calculateProgress", () => {
+    it("should return 0 when no nodes are completed", () => {
+        const lp = new LearningPath({
+            language: "en",
+            hruid: "test-path",
+            title: "Test Path",
+            description: "Test Description",
+            amountOfNodes: 10,
+            amountOfNodesLeft: 10,
+            keywords: ["test"],
+            targetAges: { min: 10, max: 15 },
+            startNode: {} as LearningPathNode,
+        });
+
+        expect(calculateProgress(lp)).toBe(0);
+    });
+
+    it("should return 100 when all nodes are completed", () => {
+        const lp = new LearningPath({
+            language: "en",
+            hruid: "test-path",
+            title: "Test Path",
+            description: "Test Description",
+            amountOfNodes: 10,
+            amountOfNodesLeft: 0,
+            keywords: ["test"],
+            targetAges: { min: 10, max: 15 },
+            startNode: {} as LearningPathNode,
+        });
+
+        expect(calculateProgress(lp)).toBe(100);
+    });
+
+    it("should return 50 when half of the nodes are completed", () => {
+        const lp = new LearningPath({
+            language: "en",
+            hruid: "test-path",
+            title: "Test Path",
+            description: "Test Description",
+            amountOfNodes: 10,
+            amountOfNodesLeft: 5,
+            keywords: ["test"],
+            targetAges: { min: 10, max: 15 },
+            startNode: {} as LearningPathNode,
+        });
+
+        expect(calculateProgress(lp)).toBe(50);
+    });
+
+    it("should handle floating point progress correctly", () => {
+        const lp = new LearningPath({
+            language: "en",
+            hruid: "test-path",
+            title: "Test Path",
+            description: "Test Description",
+            amountOfNodes: 3,
+            amountOfNodesLeft: 1,
+            keywords: ["test"],
+            targetAges: { min: 10, max: 15 },
+            startNode: {} as LearningPathNode,
+        });
+
+        expect(calculateProgress(lp)).toBeCloseTo(66.666, 2);
+    });
+
+
+    it("should handle edge case where amountOfNodesLeft is negative", () => {
+        const lp = new LearningPath({
+            language: "en",
+            hruid: "test-path",
+            title: "Test Path",
+            description: "Test Description",
+            amountOfNodes: 10,
+            amountOfNodesLeft: -5,
+            keywords: ["test"],
+            targetAges: { min: 10, max: 15 },
+            startNode: {} as LearningPathNode,
+        });
+
+        expect(calculateProgress(lp)).toBe(150);
+    });
+});