From 99ff2b77b97596cca6ea49ab6028043353c8e889 Mon Sep 17 00:00:00 2001
From: SeungChul Chung <wjdtmdcjf5@gmail.com>
Date: Wed, 3 Apr 2024 14:18:01 +0900
Subject: [PATCH] =?UTF-8?q?=F0=9F=A7=AA=20[Unit=20Test]=20usertextcolorche?=
 =?UTF-8?q?ckservice=20=ED=85=8C=EC=8A=A4=ED=8A=B8=20=EC=BD=94=EB=93=9C=20?=
 =?UTF-8?q?(#661)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../service/UserTextColorCheckService.java    | 24 ++----
 .../UserTextColorCheckServiceUnitTest.java    | 81 +++++++++++++++++++
 2 files changed, 88 insertions(+), 17 deletions(-)
 create mode 100644 gg-pingpong-api/src/test/java/gg/pingpong/api/user/user/service/UserTextColorCheckServiceUnitTest.java

diff --git a/gg-pingpong-api/src/main/java/gg/pingpong/api/user/user/service/UserTextColorCheckService.java b/gg-pingpong-api/src/main/java/gg/pingpong/api/user/user/service/UserTextColorCheckService.java
index 34614ca41..087d2f40e 100644
--- a/gg-pingpong-api/src/main/java/gg/pingpong/api/user/user/service/UserTextColorCheckService.java
+++ b/gg-pingpong-api/src/main/java/gg/pingpong/api/user/user/service/UserTextColorCheckService.java
@@ -7,23 +7,13 @@
 @Service
 @RequiredArgsConstructor
 public class UserTextColorCheckService {
+
+	/**
+	 * textColor 의 유효성 검사
+	 * @param textColor
+	 * @return boolean
+	 */
 	public static boolean check(String textColor) {
-		if (textColor == null) {
-			return false;
-		}
-		if (textColor.length() != 7) {
-			return false;
-		}
-		if (textColor.charAt(0) != '#') {
-			return false;
-		}
-		for (int i = 1; i < 7; i++) {
-			char charTestColor = textColor.charAt(i);
-			if (!((charTestColor >= '0' && charTestColor <= '9') || (charTestColor >= 'a' && charTestColor <= 'f') || (
-				charTestColor >= 'A' && charTestColor <= 'F'))) {
-				return false;
-			}
-		}
-		return true;
+		return textColor != null && textColor.matches("#[0-9a-fA-F]{6}");
 	}
 }
diff --git a/gg-pingpong-api/src/test/java/gg/pingpong/api/user/user/service/UserTextColorCheckServiceUnitTest.java b/gg-pingpong-api/src/test/java/gg/pingpong/api/user/user/service/UserTextColorCheckServiceUnitTest.java
new file mode 100644
index 000000000..2366262bb
--- /dev/null
+++ b/gg-pingpong-api/src/test/java/gg/pingpong/api/user/user/service/UserTextColorCheckServiceUnitTest.java
@@ -0,0 +1,81 @@
+package gg.pingpong.api.user.user.service;
+
+import org.assertj.core.api.Assertions;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Nested;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.ValueSource;
+
+import gg.utils.annotation.UnitTest;
+
+@UnitTest
+class UserTextColorCheckServiceUnitTest {
+
+	UserTextColorCheckService userTextColorCheckService = new UserTextColorCheckService();
+
+	@Nested
+	@DisplayName("check")
+	class Check {
+		@Test
+		@DisplayName("textColor가 null일 경우 false 반환")
+		void nullCheck() {
+			//Arrange
+			String textColor = null;
+
+			//Act
+			boolean check = userTextColorCheckService.check(textColor);
+
+			//Assert
+			Assertions.assertThat(check).isFalse();
+		}
+
+		@ParameterizedTest
+		@DisplayName("7글자가 아닐경우 false 반환")
+		@ValueSource(strings = {"", "#", "#1", "#12", "#123", "#12345", "#1234567"})
+		void lengthCheck(String textColor) {
+			//Arrange
+			//Act
+			boolean check = userTextColorCheckService.check(textColor);
+
+			//Assert
+			Assertions.assertThat(check).isFalse();
+		}
+	}
+
+	@ParameterizedTest
+	@DisplayName("첫 글자 # 아닐경우 false 반환")
+	@ValueSource(strings = {"#,", "a#12345", "ㄱ#12345", "1#12345", "Z#12345", " #12345"})
+	void startCheck(String textColor) {
+		//Arrange
+		//Act
+		boolean check = userTextColorCheckService.check(textColor);
+
+		//Assert
+		Assertions.assertThat(check).isFalse();
+	}
+
+	@ParameterizedTest
+	@DisplayName("정규식 실패할경우 false 반환")
+	@ValueSource(strings = {"#12345G", "#gabcde", "#zABCDE", "#Ab3DEx"})
+	void regexFail(String textColor) {
+		//Arrange
+		//Act
+		boolean check = userTextColorCheckService.check(textColor);
+
+		//Assert
+		Assertions.assertThat(check).isFalse();
+	}
+
+	@ParameterizedTest
+	@DisplayName("모든 조건을 통과할경우 true 반환")
+	@ValueSource(strings = {"#023589", "#abcdef", "#ABCDEF", "#Ab3DeE"})
+	void checkSuccess(String textColor) {
+		//Arrange
+		//Act
+		boolean check = userTextColorCheckService.check(textColor);
+
+		//Assert
+		Assertions.assertThat(check).isTrue();
+	}
+}