From b203e8ba032721d378b92bcd023c86869f8d6e80 Mon Sep 17 00:00:00 2001
From: pricelees <priceelees@gmail.com>
Date: Sat, 27 Sep 2025 15:06:37 +0900
Subject: [PATCH] =?UTF-8?q?refactor:=20=ED=9C=B4=EB=8C=80=ED=8F=B0?=
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---
 src/test/kotlin/roomescape/supports/TestUtil.kt | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/test/kotlin/roomescape/supports/TestUtil.kt b/src/test/kotlin/roomescape/supports/TestUtil.kt
index 10c4d735..8b5780e5 100644
--- a/src/test/kotlin/roomescape/supports/TestUtil.kt
+++ b/src/test/kotlin/roomescape/supports/TestUtil.kt
@@ -12,14 +12,15 @@ inline fun <T> initialize(name: String, block: () -> T): T {
 
 fun randomPhoneNumber(): String {
     val prefix = "010"
-    val middle = (1000..9999).random()
-    val last = (1000..9999).random()
+    val middle = (1..4).map {  (0..9).random() }.joinToString("")
+    val last = (1..4).map {  (0..9).random() }.joinToString("")
+
     return "$prefix$middle$last"
 }
 
-fun randomString(): String {
+fun randomString(length: Int = 10): String {
     val chars = ('a'..'z') + ('0'..'9')
-    return (1..10)
+    return (1..length)
         .map { chars.random() }
         .joinToString("")
 }