닉네임 유효성 검사

.github/workflows/android-pull-request-ci.yml

@@ -36,7 +36,7 @@ jobs:
           KEYSTORE_PROPERTIES: ${{ secrets.KEYSTORE_PROPERTIES }}
           LOCAL_PROPERTIES: ${{ secrets.LOCAL_PROPERTIES }}
         run: |
-          echo "$DEBUG_KEYSTORE" | base64 -d > keystore.properties
+          echo "$DEBUG_KEYSTORE" | base64 -d > debug.keystore
           echo "$KEYSTORE_PROPERTIES" > keystore.properties
           echo "$LOCAL_PROPERTIES" > local.properties
           ./gradlew testDebugUnitTest --stacktrace

android/build.gradle.kts

@@ -9,4 +9,13 @@ plugins {
     alias(libs.plugins.kotlinx.serialization) apply false
     alias(libs.plugins.navigation.safe.args) apply false
 }
+
+tasks.register<Test>("test") {
+    useJUnitPlatform()
+    reports {
+        junitXml.required.set(false)
+    }
+    systemProperty("gradle.build.dir", project.buildDir)
+}
+
 true // Needed to make the Suppress annotation work for the plugins block

android/core/domain/build.gradle.kts

@@ -3,7 +3,15 @@ plugins {
     alias(libs.plugins.org.jetbrains.kotlin.jvm)
 }
 
+tasks.withType<Test>().configureEach {
+    useJUnitPlatform()
+}
+
 dependencies {
+    testImplementation(libs.junit)
+    testImplementation(libs.kotest.runner)
+    testImplementation (libs.kotest.property)
+    testImplementation (libs.kotest.extentions.junitxml)
     api(libs.coroutines)
     implementation(libs.inject)
 }

android/core/domain/src/main/java/com/ohdodok/catchytape/core/domain/signup/NicknameValidationUseCase.kt

@@ -0,0 +1,23 @@
+package com.ohdodok.catchytape.core.domain.signup
+
+import javax.inject.Inject
+
+enum class NicknameValidationResult {
+    VALID,
+    EMPTY,
+    INVALID_LENGTH,
+    INVALID_CHARACTER,
+}
+
+class NicknameValidationUseCase @Inject constructor() {
+    operator fun invoke(nickname: String): NicknameValidationResult {
+        val regex = "(^[ㄱ-ㅎ가-힣\\w_.]{2,10}$)".toRegex()
+
+        return when {
+            regex.matches(nickname) -> NicknameValidationResult.VALID
+            nickname.isBlank() -> NicknameValidationResult.EMPTY
+            nickname.length !in 2..10 -> NicknameValidationResult.INVALID_LENGTH
+            else -> NicknameValidationResult.INVALID_CHARACTER
+        }
+    }
+}

android/core/domain/src/test/java/com/ohdodok/catchytape/core/domain/signup/NicknameValidationUseCaseTest.kt

@@ -0,0 +1,48 @@
+package com.ohdodok.catchytape.core.domain.signup
+
+import io.kotest.core.spec.style.BehaviorSpec
+import io.kotest.matchers.shouldBe
+
+class NicknameValidationUseCaseTest : BehaviorSpec() {
+    private val nicknameValidationUseCase = NicknameValidationUseCase()
+
+    init {
+        given("유효한 닉네임이 주어지고") {
+            `when`("유효성을 검사하면") {
+                then("Valid를 반환한다") {
+                    listOf("아이유", "iu", "20", "가a1_.", "특수문자_.").forEach {
+                        nicknameValidationUseCase(nickname = it) shouldBe NicknameValidationResult.VALID
+                    }
+                }
+            }
+        }
+
+        given("비어 있는 닉네임이 주어지고") {
+            `when`("유효성을 검사하면") {
+                then("Empty를 반환한다") {
+                    nicknameValidationUseCase(nickname = "") shouldBe NicknameValidationResult.EMPTY
+                }
+            }
+        }
+
+        given("짧거나 긴 닉네임이 주어지고") {
+            `when`("유효성을 검사하면") {
+                then("Invalid length를 반환한다") {
+                    listOf("한", "닉네임을이렇게길게지으면어떡해", "a").forEach {
+                        nicknameValidationUseCase(nickname = it) shouldBe NicknameValidationResult.INVALID_LENGTH
+                    }
+                }
+            }
+        }
+
+        given("사용할 수 없는 문자가 포함된 닉네임이 주어지고") {
+            `when`("유효성을 검사하면") {
+                then("Invalid length를 반환한다") {
+                    listOf("안 돼", "특수문자^", "특수문자*").forEach {
+                        nicknameValidationUseCase(nickname = it) shouldBe NicknameValidationResult.INVALID_CHARACTER
+                    }
+                }
+            }
+        }
+    }
+}

android/core/domain/src/test/java/com/ohdodok/catchytape/core/domain/signup/TestConfig.kt

@@ -0,0 +1,16 @@
+package com.ohdodok.catchytape.core.domain.signup
+
+import io.kotest.core.config.AbstractProjectConfig
+import io.kotest.core.extensions.Extension
+import io.kotest.extensions.junitxml.JunitXmlReporter
+
+class TestConfig : AbstractProjectConfig() {
+
+    override fun extensions(): List<Extension> = listOf(
+        JunitXmlReporter(
+            includeContainers = false, // don't write out status for all tests
+            useTestPathAsName = true, // use the full test path (ie, includes parent test names)
+            outputDir = "test-results/excludeContainers"
+        )
+    )
+}

android/gradle/libs.versions.toml

@@ -14,6 +14,7 @@ javaInject = "1"
 gms = "20.7.0"
 
 junit = "4.13.2"
+kotest = "5.8.0"
 
 retrofit = "2.9.0"
 okhttp = "4.11.0"
@@ -41,6 +42,9 @@ inject = { group = "javax.inject", name = "javax.inject", version.ref = "javaInj
 
 google-play-services = { group = "com.google.android.gms", name = "play-services-auth", version.ref = "gms" }
 
+kotest-runner = { group = "io.kotest", name = "kotest-runner-junit5", version.ref = "kotest"}
+kotest-property = { group = "io.kotest", name = "kotest-property", version.ref = "kotest"}
+kotest-extentions-junitxml = { group = "io.kotest", name = "kotest-extensions-junitxml", version.ref = "kotest"}
 junit = { group = "junit", name = "junit", version.ref = "junit" }
 
 retrofit = { module = "com.squareup.retrofit2:retrofit", name = "retrofit", version.ref = "retrofit" }