diff --git a/package.json b/package.json
index f311f17..ae6ee7b 100644
--- a/package.json
+++ b/package.json
@@ -7,9 +7,9 @@
 	"author": "Whitekiwi <jh145478@gmail.com>",
 	"scripts": {
 		"lint": "eslint \"{{src}/**/*.ts,**.js}\" --fix",
-		"test": "jest --forceExit",
-		"test:watch": "jest --watch",
-		"test:cov": "jest --coverage --forceExit",
+		"test": "jest --forceExit --testPathIgnorePatterns='.e2e.*'",
+		"test:watch": "jest --watch --testPathIgnorePatterns='.e2e.*'",
+		"test:cov": "jest --coverage --forceExit --testPathIgnorePatterns='.e2e.*'",
 		"prebuild": "rimraf ./lib",
 		"build": "yarn run prebuild && tsc --project tsconfig.build.json",
 		"script": "ts-node .scripts/index.ts"
diff --git a/src/core/string/extractInnerText.ts b/src/core/string/extractInnerText.ts
deleted file mode 100644
index 3057fb7..0000000
--- a/src/core/string/extractInnerText.ts
+++ /dev/null
@@ -1,25 +0,0 @@
-export function extractInnerText(
-	target: string,
-	lefts: string[],
-	right: string,
-): string {
-	let beforeStartIdx = -1;
-	let startIdx = -1;
-	for (const left of lefts) {
-		startIdx = target.indexOf(left, beforeStartIdx);
-
-		if (startIdx < 0) {
-			break;
-		}
-
-		startIdx += left.length;
-		beforeStartIdx = startIdx;
-	}
-
-	const endIdx = target.indexOf(right, startIdx);
-	if (startIdx < 0 || endIdx < 0) {
-		return '';
-	}
-
-	return target.substring(startIdx, endIdx);
-}
diff --git a/src/core/string/extractInnerTexts.ts b/src/core/string/extractInnerTexts.ts
deleted file mode 100644
index 3f608b8..0000000
--- a/src/core/string/extractInnerTexts.ts
+++ /dev/null
@@ -1,24 +0,0 @@
-export function extractInnerTexts(
-	target: string,
-	left: string,
-	right: string,
-): string[] {
-	const extractedTexts = [];
-	let offset = 0;
-
-	while (target.includes(left) && target.includes(right)) {
-		const startIdx = target.indexOf(left, offset);
-		const endIdx = target.indexOf(right, startIdx);
-
-		if (startIdx === -1 || endIdx === -1) {
-			break;
-		}
-
-		const extractedText = target.substring(startIdx + left.length, endIdx);
-
-		extractedTexts.push(extractedText);
-		offset = endIdx + right.length;
-	}
-
-	return extractedTexts;
-}
diff --git a/src/core/string/index.ts b/src/core/string/index.ts
deleted file mode 100644
index 3ed63fd..0000000
--- a/src/core/string/index.ts
+++ /dev/null
@@ -1,2 +0,0 @@
-export * from './extractInnerText';
-export * from './extractInnerTexts';
diff --git a/src/services/the-camp/the-camp.service.e2e.spec.ts b/src/services/the-camp/the-camp.service.e2e.spec.ts
index 6e1b867..efaa4d5 100644
--- a/src/services/the-camp/the-camp.service.e2e.spec.ts
+++ b/src/services/the-camp/the-camp.service.e2e.spec.ts
@@ -2,7 +2,8 @@ import { theCampService } from './the-camp.service';
 
 describe.skip('TheCampService e2e', () => {
 	it('성공', async () => {
-		const session = await theCampService.login({
+		// const session = await theCampService.login({
+		await theCampService.login({
 			id: '',
 			password: '',
 		});