private void verifyCacheHits(int expectedLookups, int expectedHits) {
    if (currentCacheLimit == 0) {
      return;
    }
    assertEquals("Cache lookup count", expectedLookups, vcrMetrics.blobCacheLookupCount.getCount());
    if (isVcr) {
      assertEquals("Cache hit count", expectedHits, vcrMetrics.blobCacheHitCount.getCount());
    } else {
      //assertEquals("Expected no cache lookups (not VCR)", 0, vcrMetrics.blobCacheLookupCount.getCount());
      assertEquals("Expected no cache hits (not VCR)", 0, vcrMetrics.blobCacheHitCount.getCount());
    }
  }
Verify that the cache stats are expected.
@param expectedLookups Expected cache lookup count.
@param expectedHits Expected cache hit count.
ambry-vcr/src/test/java/com/github/ambry/vcr/CloudBlobStoreTest.java