Update test.ts

Author: masx200

find-median-from-data-stream/test.ts

@@ -19,6 +19,8 @@ Deno.test("find-median-from-data-stream-2", () => {
     assertEquals(medianFinder.findMedian(), 1.5);
     medianFinder.addNum(3);
     assertEquals(medianFinder.findMedian(), 2);
+medianFinder.addNum(3);
+    assertEquals(medianFinder.findMedian(), 2.5);
 });
 Deno.test("find-median-from-data-stream-1", () => {
     const medianFinder = new MedianFinder1();