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jredis

时间:2023-03-28 14:07:05浏览次数:32  
标签:assertTrue jredis String redis e1 ----------------------------------------------


/*
 *   Copyright 2009 Joubin Mohammad Houshyar
 * 
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 *    
 *   http://www.apache.org/licenses/LICENSE-2.0
 *    
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 */
 
package org.jredis.ri.alphazero;
 
import java.io.Serializable;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Random;
import java.util.Set;
 
import org.jredis.JRedis;
import org.jredis.RedisException;
import org.jredis.RedisInfo;
import org.jredis.RedisType;
import org.jredis.ri.alphazero.JRedisClient;
import org.jredis.ri.alphazero.support.Encode;
import org.jredis.ri.alphazero.support.Log;
 
import junit.framework.TestCase;
 
 
publicclassJRedisClientTestextendsTestCase{
 
        // ------------------------------------------------------------------------
        // TEST SETUP Consts
        // ------------------------------------------------------------------------
        // we'll use some unlikely numbers just in case someone runs this and 
        // their data gets hosed! ..
        // TODO: note this in the docs!
        /** One of the databases we'll use -- this is #10 */
        staticint                                      DB1 =10;
        /** One of the databases we'll use -- this is #13 */
        staticint                                      DB2 =13;
 
        staticint                                      SMALL_DATA =  128;
        staticint                                      MEDIUM_DATA =1024*2;
        staticint                                      LARGE_DATA =  1024*512;
        
        // ------------------------------------------------------------------------
        // TEST KEYS AND DATA
        // ------------------------------------------------------------------------
        privateJRedis          redis;
        privateString          password;
 
        finalRandom random =newRandom(System.currentTimeMillis());
        
        // we'll uses these for values 
        finalList<byte[]>              dataList =newArrayList<byte[]>();
        finalList<TestBean>    objectList =newArrayList<TestBean>();
        finalList<String>              stringList =newArrayList<String>();
        finalList<String>              patternList =newArrayList<String>();
        finalList<Integer>             intList =newArrayList<Integer>();
        finalList<Long>                longList=newArrayList<Long>();
        
        finalSet<String>               uniqueSet =newHashSet<String>();
        finalSet<String>               commonSet =newHashSet<String>();
        finalSet<String>               set1 =newHashSet<String>();
        finalSet<String>               set2 =newHashSet<String>();
        
        finalint                               smallcnt =10;
        finalint                               mediumcnt =1000;
        finalint                               largecnt =100000;
        
        finalString                    patternA ="_AAA_";
        int      cnt;
        
        finalbyte[]                    smallData = getRandomBytes(SMALL_DATA);
        finalbyte[]                    mediumData = getRandomBytes(MEDIUM_DATA);
        finalbyte[]                    largeData = getRandomBytes(LARGE_DATA);
        
        finalList<String>              keys =newArrayList<String>();
 
        String          key =null;
        byte            bytevalue;
        String          stringvalue;
        int                     intValue;
        long            longValue;
        TestBean        objectvalue;
        
        // ------------------------------------------------------------------------
        // JUNIT 
        // ------------------------------------------------------------------------
        protectedvoid setUp()throwsException{
                super.setUp();
                
                Log.log("TEST: generating random test data ...");
 
                /** setup data */
                cnt = mediumcnt;
                for(int i=0; i<cnt; i++){
                        keys.add(getRandomString (48));
                        patternList.add(getRandomString(random.nextInt(10)+2)+ patternA + getRandomString(random.nextInt(10)+2));
                        uniqueSet.add(getRandomString(48));
                        commonSet.add(getRandomString(48));
                        set1.add("set_1"+ getRandomString(20));
                        set2.add("set_2"+ getRandomString(20));
                        dataList.add(getRandomBytes (128));
                        stringList.add(getRandomString (128));
                        objectList.add(newTestBean("testbean."+ i));
                        intList.add(random.nextInt());
                        longList.add(random.nextLong());
                }
                for(String m : commonSet){
                        set1.add(m);
                        set2.add(m);
                }
                
                password ="jredis";
                
                /** create client, connect and authorize with Redis + a ping */
                Log.log("TEST: creating and authorizing with localhost server (using password %s) ...", password);
                try{
                        redis =newJRedisClient().auth(password).ping();
                }
                catch(RedisException e){
                        Log.error("Test setup create - connect - authorize: "+ e.getLocalizedMessage());
                        throw e;
                }
                
                /** flush our two dbs */
                Log.log("TEST: Flushing the test dbs (using %d and %d) ...", DB1, DB2);
                try{
                        redis.select(DB1).flushdb();
                        redis.select(DB2).flushdb();
                }
                catch(RedisException e){
                        Log.error("Test setup create - flushing DBs: "+ e.getLocalizedMessage());
                        throw e;
                }
        }
 
        protectedvoid tearDown()throwsException{
                super.tearDown();
                /** just need to quit so connection is closed - a test on its own*/
                try{
                        redis.quit();
                }
                catch(Exception e){
                        Log.error("Test tearDown failure: "+ e.getLocalizedMessage());
                        throw e;
                }
        }
        
        // ------------------------------------------------------------------------
        // *** TESTS *** 
        // EXPIRE
        // ------------------------------------------------------------------------
        
        publicvoid testInit(){
                Log.log("TEST: testing new and doX() for various permutations ...");
                Log.log("TEST: ing new and basic initial doX() for various permutations ...");
 
                try{
                        JRedis r =newJRedisClient().ping();
                        r.quit();
                }
                catch(RedisException e){
                        Log.error("Test setup create - connect - ping: "+ e.getLocalizedMessage());
                        fail("init failed: "+ e.getLocalizedMessage());
                }
                Log.log("TEST: PING");
                
                try{
                        JRedis r =newJRedisClient();
                        r.smembers("no-such-set");
                        r.quit();
                }
                catch(RedisException e){
                        Log.error("Test setup create - connect - smembers: "+ e.getLocalizedMessage());
                        fail("init failed: "+ e.getLocalizedMessage());
                }
                Log.log("TEST: new() -> SMEMBERS on non-exist set ->quit()");
                
                boolean expectedError =false;
                try{
                        String not_a_set ="not-a-set";
                        JRedis r =newJRedisClient();
                        r.set(not_a_set,"a value");
                        r.smembers(not_a_set);
                }
                catch(RedisException e){ expectedError =true;}
                finally{
                        if(!expectedError){
                                Log.error("Test ");
                                fail("Did not raise expected ERR on operating on key of wrong type ");
                        }
                }
                Log.log("TEST: new() -> set(key) -> SMEMBERS (key) ->quit()");
                
                try{
                        redis =newJRedisClient();
                        redis.incr("__jredisclienttestkey__");  // sorry, but can't do a select if this test is to be meaningful
                }
                catch(RedisException e){
                        Log.error("Test setup create - connect - authorize: "+ e.getLocalizedMessage());
                        fail("init failed: "+ e.getLocalizedMessage());
                }
        }
        // ------------------------------------------------------------------------
        // *** TESTS *** Commands operating on DBs
        // EXPIRE EXISTS SAVE SAVEBG LASTSAVE
        // ------------------------------------------------------------------------
        
        publicvoid testDBCommands (){
                Log.log("TEST: test expire... this will Thread.sleep for a few secs ...");
 
                try{ redis.select(DB1).flushdb();}
                catch(RedisException e1){
                        e1.printStackTrace();
                        fail("error SELECTing database => "+ e1.getLocalizedMessage());
                }
                
                try{
                        redis.select (DB1).flushdb();
                        assertTrue(redis.dbsize()==0);
                        
                        key ="expire-me";
                        
                        redis.set(key,System.currentTimeMillis());
                        assertTrue (redis.exists(key));
                        
                        redis.expire(key,1);
                        assertTrue (redis.exists(key));
                        
                        Thread.sleep(500);
                        assertTrue (redis.exists(key));
                        
                        Thread.sleep(2000);
                        assertFalse (redis.exists(key));
                        
                        long when = redis.lastsave();
                        redis.save();
                        long when2 = redis.lastsave();
                        assertTrue(when != when2);
                }
                catch(RedisException e1){ 
                        e1.printStackTrace();
                        fail("error => "+ e1.getLocalizedMessage());
                }
                catch(InterruptedException e){
                        fail ("thread was interrupted and test did not conclude"+ e.getLocalizedMessage());
                }
        }
                
        // ------------------------------------------------------------------------
        // *** TESTS *** Commands operating on Lists
        // RPUSH LPUSH LLEN LRANGE TRIM LINDEX LSET LREM LPOP RPOP
        // ------------------------------------------------------------------------
        publicvoid testListCommands (){
                Log.log("TEST: test Commands Operating On Sets...");
 
                try{ redis.select(DB1).flushdb();}
                catch(RedisException e1){
                        e1.printStackTrace();
                        fail("error SELECTing database => "+ e1.getLocalizedMessage());
                }
                String key1 ="list1";
                String key2 ="list2";
                try{
                        for(String item : stringList){
                                redis.lpush (key1, item); 
                                redis.rpush (key2, item); 
                        }
                        List<String>  range1 =Encode.toStr(redis.lrange(key1,0,Integer.MAX_VALUE));
                        List<String>  range2 =Encode.toStr(redis.lrange(key2,0,Integer.MAX_VALUE));
                        assertTrue(range1.size()== stringList.size());
                        assertTrue(range2.size()== stringList.size());
                        for(String s : stringList){
                                assertTrue(range1.contains(s));
                                assertTrue(range2.contains(s));
                        }
                        for(int i=0; i<stringList.size(); i++){
                                assertTrue (stringList.get(i).equals(range1.get(stringList.size()-i-1)));
                                assertTrue (stringList.get(i).equals(range2.get(i)));
                        }
                        
                        key ="num-list";
                        for(int i=0; i<10; i++){
                                redis.lpush (key, i);
                        }
                        assertTrue ("LLEN", redis.llen(key)==10);
                        assertTrue ("LREM", redis.lrem (key,2,0)==1);
                        assertTrue ("LLEN", redis.llen(key)==9);
                        
                        redis.ltrim(key,2,4);
                        assertTrue("Testing LTRIM", redis.llen(key)==3);
 
                        redis.lpush(key,"aaaa");
                        redis.lpush(key,"bbbb");
                        redis.lpush(key,"cccc");
                        redis.lset(key,0,"number zero");
                        assertTrue("Testint LIndex",Encode.toStr(redis.lindex(key,0)).equals("number zero"));
 
                        redis.lset(key,1,"number nine");
                        assertTrue("Testint LIndex",Encode.toStr(redis.lindex(key,1)).equals("number nine"));
                        
                        redis.flushdb();
                        
                        for(String item : stringList)
                                redis.lpush (key1, item);// LPUSH is list.add, RPUSH is list.push 
                        
                        for(@SuppressWarnings("unused")String foo : stringList)
                                redis.lpop(key1);
                        
                        assertTrue("Testing LPOP", redis.llen(key1)==0);
                        
                        redis.flushdb();
                        for(int i=0; i<100; i++)
                                redis.rpush(key1, i);
                        
                        for(int i=0; i<100; i++)
                                assertTrue("Testing RPOP and encode as well",Encode.toInt(redis.rpop(key1))==99-i);
                        
                        redis.flushdb();
                        for(int i=0; i<100; i++)
                                redis.lpush(key1, i);
                        
                        for(int i=0; i<100; i++)
                                assertTrue("Testing LPOP and encode as well",Encode.toInt(redis.lpop(key1))==99-i);
                        
                }
                catch(RedisException e1){ 
                        e1.printStackTrace();
                        fail("error => "+ e1.getLocalizedMessage());
                }
                
        }
        // ------------------------------------------------------------------------
        // *** TESTS *** Commands operating on Sets
        // SADD SREM SCARD SISMEMBER SINTER SINTERSTORE SMEMBERS
        // ------------------------------------------------------------------------
        publicvoid testSetCommands (){
                Log.log("TEST: test Commands Operating On Sets...");
 
                try{ redis.select(DB1).flushdb();}
                catch(RedisException e1){
                        e1.printStackTrace();
                        fail("error SELECTing database => "+ e1.getLocalizedMessage());
                }
                try{
                        String key1 ="set1";
                        String key2 ="set2";
                        
                        String keyunique ="unique";
                        for(String member : set1){
                                assertTrue(redis.sadd(key1, member));
                        }
                        assertTrue(redis.scard(key1)== set1.size());
                        for(String member : set1){
                                assertTrue(redis.sismember(key1, member));
                        }
                        List<String> redisSet1Members =Encode.toStr(redis.smembers(key1));
                        assertTrue(redisSet1Members.size()== set1.size());
                        
                        for(String member : set2){
                                assertTrue(redis.sadd(key2, member));
                        }
                        assertTrue(redis.scard(key2)== set2.size());
                        for(String member : set2){
                                assertTrue(redis.sismember(key2, member));
                        }
                        List<String> redisSet2Members =Encode.toStr(redis.smembers(key2));
                        assertTrue(redisSet2Members.size()== set2.size());
 
                        
                        for(String member : uniqueSet){
                                assertTrue(redis.sadd(keyunique, member));
                        }
                        
                        assertTrue(redis.sinter(keyunique, key1).size()==0);
                        assertTrue(redis.sinter(keyunique, key2).size()==0);
                        assertTrue(redis.sinter(keyunique, key1, key2).size()==0);
                        assertFalse(redis.sinter(keyunique, key1, key2).size()== commonSet.size());
                        assertTrue(redis.sinter(key1, key2).size()== commonSet.size());
                        
                        String storeKey ="common-set-stored";
                        redis.sinterstore(storeKey, key1, key2);
                        for(String m : commonSet){
                                assertTrue (redis.sismember(storeKey, m));
                                assertTrue (redis.srem(key1, m));
                        }
                        assertTrue(redis.sinter(key1, key2).size()==0);
                        
                        redis.flushdb();
                        
                }
                catch(RedisException e1){ 
                        e1.printStackTrace();
                        fail("error => "+ e1.getLocalizedMessage());
                }
                
        }
        // ------------------------------------------------------------------------
        // *** TESTS *** Using JAVA OBJECTS -- not exhaustive -- just samply some
        // key redis actions SET GET SADD RPUSH, etc.
        // ------------------------------------------------------------------------
        publicvoid testJavaObjects (){
                Log.log("TEST: test Commands Operating On String Values and Key Space...");
 
                try{ redis.select(DB1).flushdb();}
                catch(RedisException e1){
                        e1.printStackTrace();
                        fail("error SELECTing database => "+ e1.getLocalizedMessage());
                }
 
                try{
                        /* as STRING values */
                        TestBean redisBean =null;
                        for(int i=0; i<objectList.size(); i++){
                                redis.set(keys.get(i), objectList.get(i));
                                redisBean =Encode.decode(redis.get(keys.get(i)));
                                assertEquals(objectList.get(i), redisBean);
                        }
 
                        /* as SET values */
                        redis.flushdb();
                        String objectSet ="test-beans";
                        redisBean =null;
                        for(int i=0; i<smallcnt; i++){
                                redis.sadd(objectSet, objectList.get(i));
                        }
                        // TODO: redo using semantic interface
//                      List<TestBean>  redisBeanList = Encode.decode(redis.smembers(objectSet));
//                      for (int i=0; i<smallcnt; i++){
//                              assertTrue(redisBeanList.contains(objectList.get(i)));
//                      }
                        
                        /* as LIST values */
                        redis.flushdb();
                        String listkey ="test-beans";
                        redisBean =null;
                        for(int i=0; i<smallcnt; i++){
                                redis.rpush(listkey, objectList.get(i));
                        }
                        
                        // TODO: redo using semantic interface
//                      List<TestBean>  redisRange = Encode.decode(redis.lrange(listkey, 0, smallcnt));
//                      for (int i=0; i<smallcnt; i++){
//                              assertTrue(redisRange.contains(objectList.get(i)));
//                      }
                        
                }
                catch(RedisException e1){ 
                        e1.printStackTrace();
                        fail("error => "+ e1.getLocalizedMessage());
                }
        }
        // ------------------------------------------------------------------------
        // *** TESTS *** "STRING" VALUES
        // GET, SET, SETNX, MGET, EXISTS, DEL, TYPE
        // INCR, INCRBY, DECR, DECRBY
        // *** TESTS *** KEY SPACE
        // KEYS, RANDOMKEY, RENAME, RENAMENX, DBSIZE [checked]
        // ------------------------------------------------------------------------
        publicvoid testCommandsOperatingOnStringValues ()  {
                Log.log("TEST: test Commands Operating On String Values and Key Space...");
 
                try{ redis.select(DB1);}
                catch(RedisException e1){
                        e1.printStackTrace();
                        fail("error SELECTing database => "+ e1.getLocalizedMessage());
                }
                /* SET GET SETNX MGET DEL EXISTS TYPE */
                try{
                        byte[]  value;
                        byte[]  redisvalue;
                        for(int i=0; i<cnt; i++){
                                key = keys.get(i);
                                value = dataList.get(i);
                                
                                redis.set(key, value);
                                assertTrue(redis.exists(key));
                                redisvalue = redis.get(key);
                                
                                assertTrue(value.length == redisvalue.length);
                                for(int j=0; j<value.length; j++)
                                        assertTrue(value[j]==redisvalue[j]);
                        }
                        
                        assertNotNull(redis.get(key));
                        assertFalse(redis.setnx(key,"the key is already set!"));
 
                        assertTrue(redis.del(key));
                        assertFalse(redis.del(key));
                        assertTrue(redis.setnx(key,"the key is ready to be set again!"));
                        
                        List<byte[]> mgetBytes = redis.mget(keys.get(random.nextInt(keys.size())), keys.get(random.nextInt(keys.size())), keys.get(random.nextInt(keys.size())));
                        for(int i=0; i<mgetBytes.size(); i++)
                                assertNotNull(mgetBytes.get(i));
                        
                        mgetBytes = redis.mget("not_there", keys.get(random.nextInt(keys.size())), keys.get(random.nextInt(keys.size())), keys.get(random.nextInt(keys.size())));
                        assertNull(mgetBytes.get(0));
                        for(int i=1; i<mgetBytes.size(); i++)
                                assertNotNull(mgetBytes.get(i));
                        
                        mgetBytes = redis.mget("not_there","not_there","not_there","not_there", keys.get(random.nextInt(keys.size())));
                        assertNotNull(mgetBytes.get(mgetBytes.size()-1));
                        for(int i=0; i<mgetBytes.size()-1; i++)
                                assertNull(mgetBytes.get(i));
 
                        redis.flushdb();
                        
                        redis.set  ("string_key","bar");
                        redis.sadd ("set_key","member");
                        redis.rpush ("list_key","item");
                        assertTrue(redis.type("string_key")==RedisType.string);
                        assertTrue(redis.type("set_key")==RedisType.set);
                        assertTrue(redis.type("list_key")==RedisType.list);
                        
                        redis.flushdb();
                        
                }
                catch(RedisException e1){ 
                        e1.printStackTrace();
                        fail("error => "+ e1.getLocalizedMessage());
                }
                
                /* INCR INCRBY DECR DECRBY */
                try{
                        redis.flushdb();
//                      int cntr = 0;
//                      String cntr_key = keys.get(0);
//                      for(int i = 1; i<mediumcnt; i++){
//                              cntr = redis.incr(cntr_key);
//                              assertEquals(i, cntr);
//                      }
//                      for(int i=cntr-1; i>=0; i--){
//                              cntr = redis.decr(cntr_key);
//                              assertEquals(i, cntr);
//                      }
//                      assertEquals(0, cntr);
//                      for(int i = 1; i<mediumcnt; i++){
//                              cntr = redis.incrby(cntr_key, 10);
//                              assertEquals(i*10, cntr);
//                      }
//                      redis.set(cntr_key, 0);
//                      assertTrue(0 == Encode.toInt(redis.get(cntr_key)));
//                      for(int i = 1; i<mediumcnt; i++){
//                              cntr = redis.decrby(cntr_key, 10);
//                              assertEquals(i*-10, cntr);
//                      }
                        long cntr =0;
                        String cntr_key = keys.get(0);
                        for(int i =1; i<mediumcnt; i++){
                                cntr = redis.incr(cntr_key);
                                assertEquals(i, cntr);
                        }
                        for(long i=cntr-1; i>=0; i--){
                                cntr = redis.decr(cntr_key);
                                assertEquals(i, cntr);
                        }
                        assertEquals(0, cntr);
                        for(long i =1; i<mediumcnt; i++){
                                cntr = redis.incrby(cntr_key,10);
                                assertEquals(i*10, cntr);
                        }
                        redis.set(cntr_key,0);
                        assertTrue(0==Encode.toInt(redis.get(cntr_key)));
                        for(long i =1; i<mediumcnt; i++){
                                cntr = redis.decrby(cntr_key,10);
                                assertEquals(i*-10, cntr);
                        }
                        
                        redis.flushdb();
                        
                        long value = redis.incrby(cntr_key,Integer.MAX_VALUE -1);
                        for(long i =0; i <200; i++)
                                value = redis.incr(cntr_key);
 
                        Log.log("using the new long signature -- %d is long", value);
                        Log.log("              that's max int -- %d ",Integer.MAX_VALUE);
 
                        
                        for(long i =0; i <200; i++)
                                value = redis.incrby (cntr_key,Integer.MAX_VALUE);
                        
                        Log.log("using the new long signature -- %d is long", value);
                        Log.log("              that's max int -- %d ",Integer.MAX_VALUE);
                }
                catch(RedisException e1){ 
                        e1.printStackTrace();
                        fail("error => "+ e1.getLocalizedMessage());
                }
                /* KEYS RANDOMKEY KEY(PATTERN) RENAME RENAMENX DBSIZE MOVE*/
                String          key =null;
                try{
                        Log.log("TEST: test Commands Operating On Key Space in database %d ...", DB1);
                        
                        redis.flushdb();
 
                        byte[]  value;
                        List<String>    redisKeys =null;
                        for(int i=0; i<keys.size(); i++){
                                key = keys.get(i);
                                value = dataList.get(i);
                                redis.set(key, value);
                        }
                        redisKeys = redis.keys();
                        for(int i=0; i<keys.size(); i++) assertTrue(redisKeys.contains(keys.get(i)));
 
                        String newkey =null;
                        byte[]  redisvalue =null;
                        for(int i=0; i<cnt; i++)
                        {
                                key = keys.get(i);
                                value = dataList.get(i);
                                redisvalue = redis.get(key);
                                assertTrue(value.length == redisvalue.length);
                                for(int j=0; j<value.length; j++)
                                        assertTrue(value[j]==redisvalue[j]);
                                
                                newkey = getRandomString (random.nextInt(24)+2);
                                redis.rename(key, newkey);
                                redisvalue = redis.get(newkey);
                                assertTrue(value.length == redisvalue.length);
                                for(int j=0; j<value.length; j++)
                                        assertTrue(value[j]==redisvalue[j]);
                        }
                        
                        assertTrue(redis.renamenx(newkey, key));
                        boolean expectedException =false;
                        try{
                                redis.renamenx(key, key);
                        }
                        catch(RedisException expected){ expectedException =true;}
                        finally{
                                assertTrue(expectedException);
                        }
 
                        redis.flushdb();
                        assertTrue (redis.dbsize()==0);
                        
                        for(int i=0; i<patternList.size(); i++){
                                key = patternList.get(i);
                                value = dataList.get(i);
                                redis.set(key, value);
                        }
                        assertTrue (redis.dbsize()== patternList.size());
                        
                        redisKeys = redis.keys("*"+patternA+"*");
                        for(int i=0; i<keys.size(); i++) 
                                assertTrue("missing: "+ patternList.get(i), redisKeys.contains(patternList.get(i)));
 
                        redis.flushdb();
                        assertTrue (redis.dbsize()==0);
                        
                        /* MOVE */
                        try{ 
                                redis.select(DB1).flushdb();
                                assertTrue(redis.dbsize()==0);
                                
                                redis.select(DB2).flushdb();
                                assertTrue(redis.dbsize()==0);
                        
                                // DB2 now ..
                                for(int i=0; i<keys.size(); i++){
                                        key = keys.get(i);
                                        value = dataList.get(i);
                                        redis.set(key, value);
                                }
                                assertTrue(redis.dbsize()== keys.size());
                                for(int i=0; i<keys.size(); i++){
                                        key = keys.get(i);
                                        redis.move (key, DB1);
                                }
                                // DB2 should be empty again
                                assertTrue(redis.dbsize()==0);
                                
                                redis.select(DB1);
                                assertTrue(redis.dbsize()== keys.size());
                                for(int i=0; i<keys.size(); i++){
                                        key = keys.get(i);
                                        assertTrue (redis.exists (key));
                                }
                                // move them back
                                for(int i=0; i<keys.size(); i++){
                                        key = keys.get(i);
                                        redis.move (key, DB2);
                                }
                                assertTrue(redis.dbsize()==0);
                                
                                redis.flushall();
                                for(int i=0; i<Math.max(DB2, DB1); i++){
                                        assertTrue(redis.select(i).dbsize()==0);
                                }
                                
                                // finally
                                Map<String,String> infoMap =  redis.info();
                                for(RedisInfo info :RedisInfo.values()){
                                        assertNotNull(infoMap.get(info.name()));
                                        Log.log("%s => %s", info.name(), infoMap.get(info.name()));
                                }
 
                        }
                        catch(RedisException e1){
                                e1.printStackTrace();
                                fail("error SELECTing database => "+ e1.getLocalizedMessage());
                        }
                }
                catch(RedisException e){ 
                        e.printStackTrace();
                        fail("error testing KEYS  => "+ e.getLocalizedMessage());
                }
        }
        
        // ------------------------------------------------------------------------
        // Helper methods
        // ------------------------------------------------------------------------
        protectedString getRandomString (int size){
                StringBuilder builder =new  StringBuilder(size);
                for(int i =0; i<size; i++){
                        char c =(char)(random.nextInt(126-33)+33);
                        builder.append(c);
                }
                return builder.toString();
        }
        protectedbyte[] getRandomBytes(int size){
                int len = size;
                byte[]  bigstuff =newbyte[len];
                random.nextBytes(bigstuff);
                return bigstuff;
        }
        publicvoid compareLists (List<String> strL1,List<String> strL2){
                for(int i=0; i<strL1.size(); i++){
                        assertTrue(strL2.contains(strL1.get(i)));
                }
        }
        // ------------------------------------------------------------------------
        // INNER TYPES USED FOR TESTING
        // ------------------------------------------------------------------------
        publicstaticclassTestBeanimplementsSerializable{
                /**  */
                privatestaticfinallong       serialVersionUID        =4457509786469904810L;
                protectedfinallong getCreated_on(){return created_on;}
                protectedfinalvoid setCreated_on(long created_on){this.created_on = created_on;}
                protectedfinalString getName(){return name;}
                protectedfinalvoid setName(String name){this.name = name;}
                protectedfinalbyte[] getData(){return data;}
                protectedfinalvoid setData(byte[] data){this.data = data;}
                privatelong   created_on;
                privateString name;
                privatebyte[] data;
                publicTestBean(){created_on =System.currentTimeMillis();}
                publicTestBean(String string){this(); name = string;}
                @OverridepublicString toString(){return"["+ getClass().getSimpleName()+" | name: "+ getName()+" created on: "+ getCreated_on()+"]";}
                @Overridepublicboolean equals (Object o){
                        boolean res =false;
                        try{
                                TestBean isItMe =(TestBean) o;
                                res = isItMe.getName().equals(name)&& isItMe.getCreated_on()==this.created_on;
                        }
                        catch(ClassCastException e){
                                returnfalse;
                        }
                        return res;
                }
        }
 
}


标签:assertTrue,jredis,String,redis,e1,----------------------------------------------
From: https://blog.51cto.com/u_2650279/6154707

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