Create predictiveAnalytics.test.js

tests/predictiveAnalytics.test.js

@@ -0,0 +1,27 @@
+// predictiveAnalytics.test.js
+
+import PredictiveAnalytics from './predictiveAnalytics'; // Assuming you have a PredictiveAnalytics class/module
+
+describe('Predictive Analytics', () => {
+    let predictiveAnalytics;
+
+    beforeEach(() => {
+        predictiveAnalytics = new PredictiveAnalytics();
+    });
+
+    test('should predict future values based on historical data', () => {
+        const historicalData = [100, 200, 300, 400];
+        const result = predictiveAnalytics.predict(historicalData);
+        expect(result).toBeGreaterThan(400); // Assuming the prediction is greater than the last value
+    });
+
+    test('should throw error if historical data is not provided', () => {
+        expect(() => predictiveAnalytics.predict()).toThrow('Historical data is required');
+    });
+
+    test('should return a number as prediction', () => {
+        const historicalData = [100, 200, 300];
+        const result = predictiveAnalytics.predict(historicalData);
+        expect(typeof result).toBe('number');
+    });
+});