feat: RoomescapeApiTest 내 Delete 테스트 및 응답 객체를 읽어오는 확장함수 추가

src/test/java/roomescape/util/RoomescapeApiTest.kt

@@ -55,9 +55,7 @@ abstract class RoomescapeApiTest : BehaviorSpec() {
         header(HttpHeaders.COOKIE, "accessToken=token")
     }.apply {
         log.takeIf { it }?.let { this.andDo { print() } }
-    }.andExpect {
-        assert
-    }
+    }.andExpect(assert)
 
     fun runPostTest(
             mockMvc: MockMvc,
@@ -77,6 +75,19 @@ abstract class RoomescapeApiTest : BehaviorSpec() {
         assert
     }
 
+    fun runDeleteTest(
+            mockMvc: MockMvc,
+            endpoint: String,
+            log: Boolean = false,
+            assert: MockMvcResultMatchersDsl.() -> Unit
+    ): ResultActionsDsl = mockMvc.delete(endpoint) {
+        header(HttpHeaders.COOKIE, "accessToken=token")
+    }.apply {
+        log.takeIf { it }?.let { this.andDo { print() } }
+    }.andExpect {
+        assert
+    }
+
     fun loginAsAdmin() {
         every {
             jwtHandler.getMemberIdFromToken(any())
@@ -104,6 +115,13 @@ abstract class RoomescapeApiTest : BehaviorSpec() {
         every { memberRepository.findByIdOrNull(NOT_LOGGED_IN_USERID) } returns null
     }
 
+    fun <T> MvcResult.readValue(valueType: Class<T>): T = this.response.contentAsString
+            .takeIf { it.isNotBlank() }
+            ?.let { readValue(it, valueType) }
+            ?: throw RuntimeException("""
+                [Test] Exception occurred while reading response json: ${this.response.contentAsString} with value type: $valueType
+            """.trimIndent())
+
     fun <T> readValue(responseJson: String, valueType: Class<T>): T = objectMapper
             .readTree(responseJson)["data"]
             ?.let { objectMapper.convertValue(it, valueType) }