fix dta size bug

CHANGELOG.md

@@ -12,6 +12,7 @@
 
 ### Bug修复
 * 【socket 】     修复Client创建失败资源未释放问题。
+* 【core   】     修复DataSizeUtil中EB单位错误问题（issue#I39O7I@Gitee）
 
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hutool-core/src/main/java/cn/hutool/core/io/unit/DataUnit.java

@@ -44,7 +44,7 @@ public enum DataUnit {
 	 */
 	TERABYTES("TB", DataSize.ofTerabytes(1));
 
-	public static final String[] UNIT_NAMES = new String[]{"B", "kB", "MB", "GB", "TB", "EB"};
+	public static final String[] UNIT_NAMES = new String[]{"B", "kB", "MB", "GB", "TB", "PB", "EB"};
 
 	private final String suffix;
 
@@ -77,4 +77,4 @@ public enum DataUnit {
 		throw new IllegalArgumentException("Unknown data unit suffix '" + suffix + "'");
 	}
 
-}
+}

hutool-core/src/test/java/cn/hutool/core/io/unit/DataSizeUtilTest.java

@@ -51,7 +51,13 @@ public class DataSizeUtilTest {
 
 	@Test
 	public void formatTest(){
-		final String format = DataSizeUtil.format(Long.MAX_VALUE);
-		Assert.assertEquals("8,192 EB", format);
+		String format = DataSizeUtil.format(Long.MAX_VALUE);
+		Assert.assertEquals("8 EB", format);
+
+		format = DataSizeUtil.format(1024L * 1024 * 1024 * 1024 * 1024);
+		Assert.assertEquals("1 PB", format);
+
+		format = DataSizeUtil.format(1024L * 1024 * 1024 * 1024);
+		Assert.assertEquals("1 TB", format);
 	}
 }