test improvement

Author: csviri

operator-framework-core/src/test/java/io/javaoperatorsdk/operator/processing/event/rate/RateLimiterTest.java

@@ -12,15 +12,19 @@
 
 class RateLimiterTest {
 
-  public static final Duration REFRESH_PERIOD = Duration.ofSeconds(1);
+  public static final Duration REFRESH_PERIOD = Duration.ofMillis(300);
   ResourceID resourceID = ResourceID.fromResource(TestUtils.testCustomResource());
 
   @Test
   void acquirePermissionForNewResource() {
-    var rl = new RateLimiter(REFRESH_PERIOD, 1);
+    var rl = new RateLimiter(REFRESH_PERIOD, 2);
     var res = rl.acquirePermission(resourceID);
-
     assertThat(res).isEmpty();
+    res = rl.acquirePermission(resourceID);
+    assertThat(res).isEmpty();
+
+    res = rl.acquirePermission(resourceID);
+    assertThat(res).isNotEmpty();
   }
 
   @Test
@@ -44,7 +48,7 @@ void resetsPeriodAfterLimit() throws InterruptedException {
     assertThat(res).isPresent();
 
     // sleep plus some slack
-    Thread.sleep(REFRESH_PERIOD.toMillis() + REFRESH_PERIOD.toMillis() / 2);
+    Thread.sleep(REFRESH_PERIOD.toMillis() + REFRESH_PERIOD.toMillis() / 3);
 
     res = rl.acquirePermission(resourceID);
     assertThat(res).isEmpty();