Improve test2

Author: huksley

src/index.test.ts

@@ -126,16 +126,33 @@ describe('RateLimiter implementations', () => {
       const options = { interval: 10, maxInInterval: 100 };
       const limiter = await createLimiter(options);
 
-      // Should allow first action through.
       setTime(1000);
+
+      // All actions available for consuming
       expect(await limiter.wouldLimitWithInfo(id)).toEqual({
-        actionsRemaining: 100,
+        actionsRemaining: options.maxInInterval,
         blocked: false,
         blockedDueToCount: false,
         blockedDueToMinDifference: false,
         millisecondsUntilAllowed: 0,
       });
-      expect(await limiter.limit(id, 2)).toBe(false);
+
+      // Lock all at once
+      expect(await limiter.limit(id, options.maxInInterval)).toBe(false);
+      // Nothing can be locked
+      expect(await limiter.limit(id)).toBe(true);
+
+      // Wait for window to pass
+      setTime(1000 + options.interval);
+      // All available again
+      expect(await limiter.limit(id, options.maxInInterval)).toBe(false);
+      expect(await limiter.limit(id)).toBe(true);
+
+      // Wait for half a window more
+      setTime(1000 + options.interval + options.interval / 2);
+      // Umm, should it have half of maxInInterval?
+      expect(await limiter.limit(id, options.maxInInterval / 2)).toBe(false);
+      expect(await limiter.limit(id)).toBe(true);
     });
 
     it('blocked actions count as actions', async () => {