assertEquals(null, metadata.getDeleteVerificationHash(destination1, dhtKey1)); assertEquals(null, metadata.getDeleteVerificationHash(destination1, dhtKey2)); assertEquals(null, metadata.getDeleteVerificationHash(destination1, dhtKey3)); assertEquals(null, metadata.getDeleteVerificationHash(destination2, dhtKey4)); assertEquals(delVerificationHash1, metadata.getDeleteVerificationHash(destination1, dhtKey1)); assertEquals(delVerificationHash2, metadata.getDeleteVerificationHash(destination1, dhtKey2)); assertEquals(delVerificationHash3, metadata.getDeleteVerificationHash(destination1, dhtKey3)); assertEquals(delVerificationHash4, metadata.getDeleteVerificationHash(destination2, dhtKey4)); assertEquals(null, metadata.getDeleteVerificationHash(destination1, dhtKey4)); assertEquals(null, metadata.getDeleteVerificationHash(destination2, dhtKey3));