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Setup a basic structure for e2e tests. - Add compose, hilt and networking dependencies - Run instrumented tests using the orchestrator - Setup the test runner - Setup the test network dependencies - Create abstraction to setup mock server responses - Add 3 basic tests
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80 changes: 80 additions & 0 deletions
80
app/src/androidTest/kotlin/com/fibelatti/pinboard/EndToEndTests.kt
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| package com.fibelatti.pinboard | ||
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| import androidx.compose.ui.test.assertIsDisplayed | ||
| import androidx.compose.ui.test.junit4.createAndroidComposeRule | ||
| import androidx.compose.ui.test.onNodeWithText | ||
| import androidx.compose.ui.test.performClick | ||
| import androidx.compose.ui.test.performTextInput | ||
| import androidx.test.platform.app.InstrumentationRegistry | ||
| import com.fibelatti.pinboard.core.util.DateFormatter | ||
| import com.fibelatti.pinboard.features.MainActivity | ||
| import dagger.hilt.android.testing.HiltAndroidRule | ||
| import dagger.hilt.android.testing.HiltAndroidTest | ||
| import org.junit.Before | ||
| import org.junit.Rule | ||
| import org.junit.Test | ||
| import javax.inject.Inject | ||
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| @HiltAndroidTest | ||
| class EndToEndTests { | ||
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| @get:Rule | ||
| val hiltRule = HiltAndroidRule(this) | ||
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| @get:Rule | ||
| val composeRule = createAndroidComposeRule<MainActivity>() | ||
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| @Inject | ||
| lateinit var dateFormatter: DateFormatter | ||
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| private val context by lazy { | ||
| InstrumentationRegistry.getInstrumentation().targetContext | ||
| } | ||
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| @Before | ||
| fun setup() { | ||
| hiltRule.inject() | ||
| } | ||
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| @Test | ||
| fun loginScreenIsVisibleWhenFirstLaunchingTheApp() { | ||
| with(composeRule) { | ||
| // Assert | ||
| onNodeWithText(context.getString(R.string.auth_title)).assertIsDisplayed() | ||
| } | ||
| } | ||
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| @Test | ||
| fun userCanLaunchAppReviewMode() { | ||
| with(composeRule) { | ||
| // Act | ||
| onNodeWithText(context.getString(R.string.auth_token_hint)).performTextInput("app_review_mode") | ||
| onNodeWithText(context.getString(R.string.auth_button)).performClick() | ||
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| // Assert | ||
| onNodeWithText(context.getString(R.string.posts_title_all)).assertIsDisplayed() | ||
| onNodeWithText(context.getString(R.string.posts_empty_title)).assertIsDisplayed() | ||
| } | ||
| } | ||
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| @Test | ||
| fun userCanLoginAndFetchBookmarks() { | ||
| // Arrange | ||
| MockServer.loginResponses(updateTimestamp = dateFormatter.nowAsTzFormat()) | ||
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| with(composeRule) { | ||
| // Act | ||
| onNodeWithText(context.getString(R.string.auth_token_hint)).performTextInput(MockServer.TestData.TOKEN) | ||
| onNodeWithText(context.getString(R.string.auth_button)).performClick() | ||
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| // Assert | ||
| onNodeWithText(context.getString(R.string.posts_title_all)).assertIsDisplayed() | ||
| onNodeWithText("Google").assertIsDisplayed() | ||
| onNodeWithText("Private").assertIsDisplayed() | ||
| onNodeWithText("Read later").assertIsDisplayed() | ||
| onNodeWithText("Instrumented test").assertIsDisplayed() | ||
| onNodeWithText("android").assertIsDisplayed() | ||
| onNodeWithText("dev").assertIsDisplayed() | ||
| } | ||
| } | ||
| } |
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17
app/src/androidTest/kotlin/com/fibelatti/pinboard/HiltTestRunner.kt
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| package com.fibelatti.pinboard | ||
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| import android.app.Application | ||
| import android.content.Context | ||
| import android.os.StrictMode | ||
| import androidx.test.runner.AndroidJUnitRunner | ||
| import dagger.hilt.android.testing.HiltTestApplication | ||
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| @Suppress("Unused") | ||
| class HiltTestRunner : AndroidJUnitRunner() { | ||
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| override fun newApplication(cl: ClassLoader?, name: String?, context: Context?): Application { | ||
| // Workaround to setup the MockWebServer | ||
| StrictMode.setThreadPolicy(StrictMode.ThreadPolicy.Builder().permitAll().build()) | ||
| return super.newApplication(cl, HiltTestApplication::class.java.name, context) | ||
| } | ||
| } |
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71
app/src/androidTest/kotlin/com/fibelatti/pinboard/MockServer.kt
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| package com.fibelatti.pinboard | ||
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| import okhttp3.mockwebserver.Dispatcher | ||
| import okhttp3.mockwebserver.MockResponse | ||
| import okhttp3.mockwebserver.MockWebServer | ||
| import okhttp3.mockwebserver.RecordedRequest | ||
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| object MockServer { | ||
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| val instance = MockWebServer() | ||
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| fun loginResponses(updateTimestamp: String) { | ||
| setResponses( | ||
| "/posts/update" to { | ||
| MockResponse().setResponseCode(200) | ||
| .setBody(TestData.updateResponse(timestamp = updateTimestamp)) | ||
| }, | ||
| "/posts/all" to { request -> | ||
| MockResponse().setResponseCode(200).apply { | ||
| if (request.requestUrl.toString().contains("start=0")) { | ||
| setBody(TestData.allBookmarksResponse()) | ||
| } else { | ||
| setBody(TestData.emptyBookmarksResponse()) | ||
| } | ||
| } | ||
| }, | ||
| ) | ||
| } | ||
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| private fun setResponses(vararg responses: Pair<String, (RecordedRequest) -> MockResponse>) { | ||
| instance.dispatcher = object : Dispatcher() { | ||
| private val handlers = responses.toList() | ||
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| override fun dispatch(request: RecordedRequest): MockResponse { | ||
| val requestPath = request.path.orEmpty() | ||
| val handler = handlers.firstOrNull { (path, _) -> requestPath.contains(path) }?.second | ||
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| return handler?.invoke(request) ?: MockResponse().setResponseCode(404) | ||
| } | ||
| } | ||
| } | ||
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| object TestData { | ||
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| const val TOKEN = "instrumented:1000" | ||
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| fun updateResponse(timestamp: String): String = """ | ||
| { | ||
| "update_time":"$timestamp" | ||
| } | ||
| """.trimIndent() | ||
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| fun allBookmarksResponse(): String = """ | ||
| [ | ||
| { | ||
| "href":"https:\/\/www.google.com", | ||
| "description":"Google", | ||
| "extended":"Instrumented test", | ||
| "meta":"d0ec3d2af45baa4365121cacab6166d3", | ||
| "hash":"8ffdefbdec956b595d257f0aaeefd623", | ||
| "time":"2023-08-05T11:51:33Z", | ||
| "shared":"no", | ||
| "toread":"yes", | ||
| "tags":"android dev" | ||
| } | ||
| ] | ||
| """.trimIndent() | ||
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| fun emptyBookmarksResponse(): String = "[]" | ||
| } | ||
| } |
61 changes: 61 additions & 0 deletions
61
app/src/androidTest/kotlin/com/fibelatti/pinboard/core/di/modules/TestNetworkModule.kt
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,61 @@ | ||
| package com.fibelatti.pinboard.core.di.modules | ||
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| import com.fibelatti.pinboard.MockServer | ||
| import com.fibelatti.pinboard.core.di.UrlParser | ||
| import com.fibelatti.pinboard.core.network.ApiInterceptor | ||
| import com.fibelatti.pinboard.core.network.SkipBadElementsListAdapter | ||
| import com.fibelatti.pinboard.core.network.UnauthorizedInterceptor | ||
| import com.squareup.moshi.Moshi | ||
| import dagger.Module | ||
| import dagger.Provides | ||
| import dagger.hilt.components.SingletonComponent | ||
| import dagger.hilt.testing.TestInstallIn | ||
| import okhttp3.OkHttpClient | ||
| import okhttp3.logging.HttpLoggingInterceptor | ||
| import retrofit2.Retrofit | ||
| import retrofit2.converter.moshi.MoshiConverterFactory | ||
| import javax.inject.Singleton | ||
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| @Module | ||
| @TestInstallIn( | ||
| components = [SingletonComponent::class], | ||
| replaces = [NetworkModule::class], | ||
| ) | ||
| object TestNetworkModule { | ||
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| @Provides | ||
| @Singleton | ||
| fun retrofit(okHttpClient: OkHttpClient, moshi: Moshi): Retrofit = Retrofit.Builder() | ||
| .baseUrl(MockServer.instance.url("/")) | ||
| .client(okHttpClient) | ||
| .addConverterFactory(MoshiConverterFactory.create(moshi)) | ||
| .build() | ||
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| @Provides | ||
| fun moshi(): Moshi = Moshi.Builder().add(SkipBadElementsListAdapter.Factory).build() | ||
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| @Provides | ||
| fun okHttpClient( | ||
| apiInterceptor: ApiInterceptor, | ||
| unauthorizedInterceptor: UnauthorizedInterceptor, | ||
| loggingInterceptor: HttpLoggingInterceptor, | ||
| ): OkHttpClient = OkHttpClient.Builder() | ||
| .addInterceptor(apiInterceptor) | ||
| .addInterceptor(unauthorizedInterceptor) | ||
| .addInterceptor(loggingInterceptor) | ||
| .build() | ||
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| @Provides | ||
| @UrlParser | ||
| fun urlParserOkHttpClient( | ||
| loggingInterceptor: HttpLoggingInterceptor, | ||
| ): OkHttpClient = OkHttpClient.Builder() | ||
| .followRedirects(true) | ||
| .followSslRedirects(true) | ||
| .addInterceptor(loggingInterceptor) | ||
| .build() | ||
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| @Provides | ||
| fun httpLoggingInterceptor(): HttpLoggingInterceptor = HttpLoggingInterceptor() | ||
| .apply { level = HttpLoggingInterceptor.Level.BODY } | ||
| } |
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