fix test error

broker/src/main/java/org/apache/rocketmq/broker/processor/SendMessageProcessor.java

@@ -637,7 +637,7 @@ public class SendMessageProcessor extends AbstractSendMessageProcessor implement
 
     private String diskUtil() {
         double physicRatio = -1;
-        String storePath =this.brokerController.getMessageStoreConfig().getStorePathCommitLog();
+        String storePath = this.brokerController.getMessageStoreConfig().getStorePathCommitLog();
         if (storePath.contains(MessageStoreConfig.MULTI_PATH_SPLITTER)) {
             String[] paths = storePath.trim().split(MessageStoreConfig.MULTI_PATH_SPLITTER);
             for (String storePathPhysic : paths) {

store/src/main/java/org/apache/rocketmq/store/MultiPathMappedFileQueue.java

@@ -18,7 +18,6 @@ package org.apache.rocketmq.store;
 
 
 import java.util.Arrays;
-import java.util.Collection;
 import java.util.HashSet;
 import java.util.Set;
 import java.util.function.Supplier;

store/src/main/java/org/apache/rocketmq/store/config/MessageStoreConfig.java

@@ -17,9 +17,6 @@
 package org.apache.rocketmq.store.config;
 
 import java.io.File;
-import java.util.Arrays;
-import java.util.Collections;
-import java.util.List;
 
 import org.apache.rocketmq.common.annotation.ImportantField;
 import org.apache.rocketmq.store.ConsumeQueue;

store/src/test/java/org/apache/rocketmq/store/MultiPathMappedFileQueueTest.java

@@ -73,7 +73,7 @@ public class MultiPathMappedFileQueueTest {
 
         mappedFileQueue.load();
 
-        assertThat(mappedFileQueue.mappedFiles.size()).isEqualTo(1025);
+        assertThat(mappedFileQueue.mappedFiles.size()).isEqualTo(1024);
         mappedFileQueue.destroy();
 
     }