msfjarvis/compose-lobsters
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refactor(api): update tests for EitherNet

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Harsh Shandilya 2022-10-10 00:16:36 +05:30
parent 8652d4ceaa
commit 4607a68de0
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4 changed files with 46 additions and 56 deletions
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1
api/build.gradle.kts
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@ -10,6 +10,7 @@ dependencies {
api(libs.retrofit.lib)
api(libs.eithernet)
implementation(libs.kotlinx.serialization.core)
testImplementation(testFixtures(libs.eithernet))
testImplementation(libs.kotlinx.coroutines.core)
testImplementation(kotlin("test-junit"))
testImplementation(libs.kotlinx.serialization.json)

40
api/src/test/kotlin/dev/msfjarvis/claw/api/ApiTest.kt
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@ -1,52 +1,46 @@
package dev.msfjarvis.claw.api
import com.slack.eithernet.ApiResult.Success
import com.slack.eithernet.test.newEitherNetController
import dev.msfjarvis.claw.model.LobstersPost
import dev.msfjarvis.claw.model.LobstersPostDetails
import dev.msfjarvis.claw.model.User
import kotlin.test.Test
import kotlin.test.assertEquals
import kotlin.test.assertIs
import kotlinx.coroutines.runBlocking
import retrofit2.Retrofit
import retrofit2.mock.MockRetrofit
import retrofit2.mock.NetworkBehavior
import retrofit2.mock.create
class ApiTest {
private val retrofit = Retrofit.Builder().baseUrl(LobstersApi.BASE_URL).build()
private val networkBehaviour = createNetworkBehaviour()
private val api =
MockRetrofit.Builder(retrofit)
.networkBehavior(networkBehaviour)
.build()
.create<LobstersApi>()
.let(::FakeApi)
private fun createNetworkBehaviour(): NetworkBehavior {
val behaviour = NetworkBehavior.create()
behaviour.setFailurePercent(0)
behaviour.setErrorPercent(0)
return behaviour
}
private val wrapper = ApiWrapper(newEitherNetController())
private val api
get() = wrapper.api
@Test
fun `api gets correct number of items`() = runBlocking {
val posts = api.getHottestPosts(1)
assertEquals(25, posts.size)
assertIs<Success<List<LobstersPost>>>(posts)
assertEquals(25, posts.value.size)
}
@Test
fun `posts with no urls`() = runBlocking {
val posts = api.getHottestPosts(1)
val commentsOnlyPosts = posts.asSequence().filter { it.url.isEmpty() }.toSet()
assertIs<Success<List<LobstersPost>>>(posts)
val commentsOnlyPosts = posts.value.asSequence().filter { it.url.isEmpty() }.toSet()
assertEquals(2, commentsOnlyPosts.size)
}
@Test
fun `post details with comments`() = runBlocking {
val postDetails = api.getPostDetails("tdfoqh")
assertEquals(7, postDetails.comments.size)
assertIs<Success<LobstersPostDetails>>(postDetails)
assertEquals(7, postDetails.value.comments.size)
}
@Test
fun `get user details`() = runBlocking {
val user = api.getUser("msfjarvis")
assertEquals("msfjarvis", user.username)
assertIs<Success<User>>(user)
assertEquals("msfjarvis", user.value.username)
}
}

28
api/src/test/kotlin/dev/msfjarvis/claw/api/ApiWrapper.kt Normal file
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@ -0,0 +1,28 @@
package dev.msfjarvis.claw.api
import com.slack.eithernet.ApiResult.Companion.success
import com.slack.eithernet.test.EitherNetController
import com.slack.eithernet.test.enqueue
import dev.msfjarvis.claw.model.LobstersPost
import dev.msfjarvis.claw.model.LobstersPostDetails
import dev.msfjarvis.claw.model.User
import dev.msfjarvis.claw.util.TestUtils.getJson
import kotlinx.serialization.decodeFromString
import kotlinx.serialization.json.Json
class ApiWrapper(controller: EitherNetController<LobstersApi>) {
private val json = Json { ignoreUnknownKeys = true }
private val hottest: List<LobstersPost> = json.decodeFromString(getJson("hottest.json"))
private val postDetails: LobstersPostDetails =
json.decodeFromString(getJson("post_details_tdfoqh.json"))
private val user: User = json.decodeFromString(getJson("msfjarvis.json"))
val api = controller.api
init {
controller.enqueue(LobstersApi::getHottestPosts) { success(hottest) }
controller.enqueue(LobstersApi::getNewestPosts) { success(hottest) }
controller.enqueue(LobstersApi::getPostDetails) { success(postDetails) }
controller.enqueue(LobstersApi::getUser) { success(user) }
}
}

33
api/src/test/kotlin/dev/msfjarvis/claw/api/FakeApi.kt
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@ -1,33 +0,0 @@
package dev.msfjarvis.claw.api
import dev.msfjarvis.claw.model.LobstersPost
import dev.msfjarvis.claw.model.LobstersPostDetails
import dev.msfjarvis.claw.model.User
import dev.msfjarvis.claw.util.TestUtils.getJson
import kotlinx.serialization.decodeFromString
import kotlinx.serialization.json.Json
import retrofit2.mock.BehaviorDelegate
class FakeApi(private val delegate: BehaviorDelegate<LobstersApi>) : LobstersApi {
private val json = Json { ignoreUnknownKeys = true }
private val hottest: List<LobstersPost> = json.decodeFromString(getJson("hottest.json"))
private val postDetails: LobstersPostDetails =
json.decodeFromString(getJson("post_details_tdfoqh.json"))
private val user: User = json.decodeFromString(getJson("msfjarvis.json"))
override suspend fun getHottestPosts(page: Int): List<LobstersPost> {
return delegate.returningResponse(hottest).getHottestPosts(page)
}
override suspend fun getNewestPosts(page: Int): List<LobstersPost> {
TODO("Not yet implemented")
}
override suspend fun getPostDetails(postId: String): LobstersPostDetails {
return delegate.returningResponse(postDetails).getPostDetails(postId)
}
override suspend fun getUser(username: String): User {
return delegate.returningResponse(user).getUser(username)
}
}