Added tests for FibonacciGenerator

Rudxain · web-flow · commit c11856bf635d · 2022-06-21T15:44:08.000-04:00
diff --git a/Maths/test/Fibonacci.test.js b/Maths/test/Fibonacci.test.js
@@ -2,6 +2,7 @@ import {
   FibonacciDpWithoutRecursion,
   FibonacciRecursiveDP,
   FibonacciIterative,
+  FibonacciGenerator,
   FibonacciRecursive,
   FibonacciMatrixExpo
 } from '../Fibonacci'
@@ -16,6 +17,26 @@ describe('Fibonacci', () => {
     )
   })
 
+  it('should return number for FibonacciGenerator', () => {
+    const positive = FibonacciGenerator()
+    expect(positive.next().value).toBe(0)
+    expect(positive.next().value).toBe(1)
+    expect(positive.next().value).toBe(1)
+    expect(positive.next().value).toBe(2)
+    expect(positive.next().value).toBe(3)
+    expect(positive.next().value).toBe(5)
+    expect(positive.next().value).toBe(8)
+    
+    const negative = FibonacciGenerator(true)
+    expect(negative.next().value).toBe(0)
+    expect(negative.next().value).toBe(1)
+    expect(negative.next().value).toBe(-1)
+    expect(negative.next().value).toBe(2)
+    expect(negative.next().value).toBe(-3)
+    expect(negative.next().value).toBe(5)
+    expect(negative.next().value).toBe(-8)
+  })
+
   it('should return an array of numbers for FibonacciRecursive', () => {
     expect(FibonacciRecursive(6)).toEqual(
       expect.arrayContaining([0, 1, 1, 2, 3, 5, 8])
