From 25cf44496068157db723452bafb5c0f6570aedb7 Mon Sep 17 00:00:00 2001
From: ZhouXY108 <luquanlion@outlook.com>
Date: Tue, 30 May 2023 11:20:21 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BC=98=E5=8C=96=20fillBefore=20=E5=92=8C=20f?=
 =?UTF-8?q?illAfter=E3=80=82?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../java/xyz/zhouxy/plusone/commons/util/StrUtil.java  | 10 +++++-----
 .../xyz/zhouxy/plusone/commons/util/StrUtilTests.java  |  4 ++++
 2 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/src/main/java/xyz/zhouxy/plusone/commons/util/StrUtil.java b/src/main/java/xyz/zhouxy/plusone/commons/util/StrUtil.java
index ca45407..b84f3a4 100644
--- a/src/main/java/xyz/zhouxy/plusone/commons/util/StrUtil.java
+++ b/src/main/java/xyz/zhouxy/plusone/commons/util/StrUtil.java
@@ -9,22 +9,22 @@ public class StrUtil {
             return src;
         }
         char[] result = new char[minLength];
-        Arrays.fill(result, c);
+        Arrays.fill(result, 0, minLength - src.length(), c);
         for (int i = 1; i <= src.length(); i++) {
             result[minLength - i] = src.charAt(src.length() - i);
         }
         return String.valueOf(result);
     }
 
-    public static String fillAfter(String src, int length, char c) {
-        if (src.length() >= length) {
+    public static String fillAfter(String src, int minLength, char c) {
+        if (src.length() >= minLength) {
             return src;
         }
-        char[] result = new char[length];
-        Arrays.fill(result, c);
+        char[] result = new char[minLength];
         for (int i = 0; i < src.length(); i++) {
             result[i] = src.charAt(i);
         }
+        Arrays.fill(result, src.length(), result.length, c);
         return String.valueOf(result);
     }
 
diff --git a/src/test/java/xyz/zhouxy/plusone/commons/util/StrUtilTests.java b/src/test/java/xyz/zhouxy/plusone/commons/util/StrUtilTests.java
index 7096657..2185544 100644
--- a/src/test/java/xyz/zhouxy/plusone/commons/util/StrUtilTests.java
+++ b/src/test/java/xyz/zhouxy/plusone/commons/util/StrUtilTests.java
@@ -11,12 +11,16 @@ class StrUtilTests {
     @Test
     void testFillZero() {
         char c = '=';
+        log.info(StrUtil.fillBefore("1", 6, c));
+        log.info(StrUtil.fillBefore("12", 6, c));
         log.info(StrUtil.fillBefore("123", 6, c));
         log.info(StrUtil.fillBefore("1234", 6, c));
         log.info(StrUtil.fillBefore("12345", 6, c));
         log.info(StrUtil.fillBefore("123456", 6, c));
         log.info(StrUtil.fillBefore("1234567", 6, c));
         log.info(StrUtil.fillBefore("12345678", 6, c));
+        log.info(StrUtil.fillAfter("1", 6, c));
+        log.info(StrUtil.fillAfter("12", 6, c));
         log.info(StrUtil.fillAfter("123", 6, c));
         log.info(StrUtil.fillAfter("1234", 6, c));
         log.info(StrUtil.fillAfter("12345", 6, c));