feature: added length property

hbarcelos · Feb 5, 2020 · 791b62c · 791b62c
1 parent c69968e
commit 791b62c
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Showing 2 changed files with 13 additions and 0 deletions.
diff --git a/round-linked-queue.js b/round-linked-queue.js
@@ -3,11 +3,16 @@
 class RoundLinkedQueue {
   constructor(maxLength) {
     this._maxLength = maxLength;
+    this._length = 0;
   }
 
   get maxLength() {
     return this._maxLength;
   }
+
+  get length() {
+    return this._length;
+  }
 }
 
 module.exports = RoundLinkedQueue;
diff --git a/round-linked-queue.test.js b/round-linked-queue.test.js
@@ -12,5 +12,13 @@ describe("Round-Queue", () => {
 
       expect(queue.maxLength).to.equal(queueLength);
     });
+
+    it("Should initially set the length to zero", () => {
+      const queueLength = 3;
+
+      const queue = new RoundQueue(queueLength);
+
+      expect(queue.length).to.equal(0);
+    });
   });
 });