[Contributor] ContributorViewModel 테스트 코드 작성

core/data/src/test/java/com/droidknights/app2023/core/data/repository/DefaultContributorRepositoryTest.kt

@@ -14,15 +14,15 @@ internal class DefaultContributorRepositoryTest : BehaviorSpec() {
     )
 
     init {
-        Given("기여자가 존재한다") {
+        Given("컨트리뷰터가 존재한다") {
             val expected = contributors
 
-            When("기여자를 조회한다") {
+            When("컨트리뷰터를 조회한다") {
                 val contributors: List<Contributor> = repository.getContributors(
                     owner = "droidknights",
                     name = "app2023"
                 )
-                Then("기여자를 반환한다") {
+                Then("컨트리뷰터를 반환한다") {
                     contributors.size shouldBe 1
                     contributors.all {
                         it.name == expected[0].name

feature/contributor/src/test/java/com/droidknights/app2023/feature/contributor/ContributorViewModelTest.kt

@@ -0,0 +1,42 @@
+package com.droidknights.app2023.feature.contributor
+
+import app.cash.turbine.test
+import com.droidknights.app2023.core.domain.usecase.GetContributorsUseCase
+import com.droidknights.app2023.core.model.Contributor
+import com.droidknights.app2023.core.testing.rule.MainDispatcherRule
+import io.mockk.coEvery
+import io.mockk.mockk
+import kotlinx.coroutines.test.runTest
+import org.junit.Rule
+import org.junit.Test
+import kotlin.test.assertIs
+
+internal class ContributorViewModelTest {
+    @get:Rule
+    val dispatcherRule = MainDispatcherRule()
+
+    private val getContributorsUseCase: GetContributorsUseCase = mockk()
+    private lateinit var viewModel: ContributorViewModel
+
+    @Test
+    fun `컨트리뷰터 데이터를 확인할 수 있다`() = runTest {
+        // given
+        coEvery { getContributorsUseCase() } returns fakeContributors
+        viewModel = ContributorViewModel(getContributorsUseCase)
+
+        // when & then
+        viewModel.uiState.test {
+            val actual: ContributorsUiState = awaitItem()
+            assertIs<ContributorsUiState.Contributors>(actual)
+        }
+    }
+
+    companion object {
+        private val fakeContributors = listOf(
+            Contributor(
+                name = "test name",
+                imageUrl = "test image url"
+            )
+        )
+    }
+}