fix checkstyle.

Author: zhtttylz

hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/fs/TestFcHdfsSetUMask.java

@@ -222,7 +222,7 @@ public void testCreateRecursiveWithExistingDir(FsPermission umask,
     fc.setUMask(umask);
     createFile(fc, f);
     assertTrue(isFile(fc, f));
-    assertEquals(expectedPerms , fc.getFileStatus(f).getPermission(),
+    assertEquals(expectedPerms, fc.getFileStatus(f).getPermission(),
         "permissions on file are wrong");
   }
 

hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/fs/viewfs/TestViewFileSystemLinkFallback.java

@@ -561,7 +561,7 @@ public void testLSOnRootWithFallbackLinkWithSameMountDirectories()
       }
       afterFallback.removeAll(beforeFallback);
       assertEquals(1, afterFallback.size());
-      assertEquals("user2",afterFallback.iterator().next().getName(),
+      assertEquals("user2", afterFallback.iterator().next().getName(),
           "/user2 dir from fallback should be listed.");
     }
   }