private void deleteTest(RheaKVStore store) {
        // regions: 1 -> [null, g), 2 -> [g, null)
        List<KVEntry> entries = Lists.newArrayList();
        for (int i = 0; i < 10; i++) {
            byte[] key = makeKey("del_test" + i);
            checkRegion(store, key, 1);
            byte[] value = makeValue("del_test_value" + i);
            entries.add(new KVEntry(key, value));
        }
        store.bPut(entries);
        store.bDelete(makeKey("del_test5"));
        List<KVEntry> entries2 = store.bScan(makeKey("del_test"), makeKey("del_test" + 99));
        assertEquals(entries.size() - 1, entries2.size());
        byte[] value = store.bGet(makeKey("del_test5"));
        assertNull(value);
    }
Test method: {@link RheaKVStore#delete(byte[])}
jraft-rheakv/rheakv-core/src/test/java/com/alipay/sofa/jraft/rhea/storage/rhea/AbstractRheaKVStoreTest.java