diff --git a/packages/utils/tests/bucket.spec.ts b/packages/utils/tests/bucket.spec.ts
index 4a97bf185..98ac27037 100644
--- a/packages/utils/tests/bucket.spec.ts
+++ b/packages/utils/tests/bucket.spec.ts
@@ -77,7 +77,7 @@ describe('bucket.ts', () => {
         refillAmount: 120,
       })
 
-      await bucket.acquire()
+      await bucket.acquire(true)
       expect(bucket.remaining).to.be.equal(119)
       expect(bucket.used).to.be.equal(1)
     })
@@ -169,5 +169,30 @@ describe('bucket.ts', () => {
       expect(bucket.remaining).equals(0)
       expect(bucket.used).equals(1)
     })
+
+  describe('remaining', () => {
+    it("should be 0 even used too many", () => {
+      const bucket = new LeakyBucket({
+        max: 1,
+        refillInterval: 500,
+        refillAmount: 1,
+      })
+      // max is < used
+      bucket.used = 2;
+      expect(bucket.remaining).equals(0);
+    })
+  })
+
+    it("Don't process queue twice", () => {
+      const bucket = new LeakyBucket({
+        max: 1,
+        refillInterval: 500,
+        refillAmount: 1,
+      })
+      // fake processing
+      bucket.processing = true;
+      // request when already processing
+      bucket.processQueue();
+    })
   })
 })