Throw Retrofit HttpExceptions instead of IOExceptions in test fakes

Author: LukasLechnerDev

app/src/test/java/com/lukaslechner/coroutineusecasesonandroid/usecases/coroutines/usecase1/FakeErrorApi.kt

@@ -4,12 +4,20 @@ import com.lukaslechner.coroutineusecasesonandroid.mock.AndroidVersion
 import com.lukaslechner.coroutineusecasesonandroid.mock.MockApi
 import com.lukaslechner.coroutineusecasesonandroid.mock.VersionFeatures
 import com.lukaslechner.coroutineusecasesonandroid.utils.EndpointShouldNotBeCalledException
-import java.io.IOException
+import okhttp3.MediaType
+import okhttp3.ResponseBody
+import retrofit2.HttpException
+import retrofit2.Response
 
 class FakeErrorApi() : MockApi {
 
     override suspend fun getRecentAndroidVersions(): List<AndroidVersion> {
-        throw IOException()
+        throw HttpException(
+            Response.error<List<AndroidVersion>>(
+                500,
+                ResponseBody.create(MediaType.parse("application/json"), "")
+            )
+        )
     }
 
     override suspend fun getAndroidVersionFeatures(apiLevel: Int): VersionFeatures {

app/src/test/java/com/lukaslechner/coroutineusecasesonandroid/usecases/coroutines/usecase2/FakeFeaturesErrorApi.kt

@@ -1,7 +1,10 @@
 package com.lukaslechner.coroutineusecasesonandroid.usecases.coroutines.usecase2
 
 import com.lukaslechner.coroutineusecasesonandroid.mock.*
-import java.io.IOException
+import okhttp3.MediaType
+import okhttp3.ResponseBody
+import retrofit2.HttpException
+import retrofit2.Response
 
 class FakeFeaturesErrorApi : MockApi {
 
@@ -13,7 +16,12 @@ class FakeFeaturesErrorApi : MockApi {
         return when (apiLevel) {
             27 -> mockVersionFeaturesOreo
             28 -> mockVersionFeaturesPie
-            29 -> throw IOException()
+            29 -> throw HttpException(
+                Response.error<List<AndroidVersion>>(
+                    500,
+                    ResponseBody.create(MediaType.parse("application/json"), "")
+                )
+            )
             else -> throw IllegalArgumentException("apiLevel not found")
         }
     }

app/src/test/java/com/lukaslechner/coroutineusecasesonandroid/usecases/coroutines/usecase2/FakeVersionsErrorApi.kt

@@ -4,12 +4,20 @@ import com.lukaslechner.coroutineusecasesonandroid.mock.AndroidVersion
 import com.lukaslechner.coroutineusecasesonandroid.mock.MockApi
 import com.lukaslechner.coroutineusecasesonandroid.mock.VersionFeatures
 import com.lukaslechner.coroutineusecasesonandroid.utils.EndpointShouldNotBeCalledException
-import java.io.IOException
+import okhttp3.MediaType
+import okhttp3.ResponseBody
+import retrofit2.HttpException
+import retrofit2.Response
 
 class FakeVersionsErrorApi : MockApi {
 
     override suspend fun getRecentAndroidVersions(): List<AndroidVersion> {
-        throw IOException()
+        throw HttpException(
+            Response.error<List<AndroidVersion>>(
+                500,
+                ResponseBody.create(MediaType.parse("application/json"), "")
+            )
+        )
     }
 
     override suspend fun getAndroidVersionFeatures(apiLevel: Int): VersionFeatures {

app/src/test/java/com/lukaslechner/coroutineusecasesonandroid/usecases/coroutines/usecase3/FakeErrorApi.kt

@@ -3,7 +3,10 @@ package com.lukaslechner.coroutineusecasesonandroid.usecases.coroutines.usecase3
 import com.lukaslechner.coroutineusecasesonandroid.mock.*
 import com.lukaslechner.coroutineusecasesonandroid.utils.EndpointShouldNotBeCalledException
 import kotlinx.coroutines.delay
-import java.io.IOException
+import okhttp3.MediaType
+import okhttp3.ResponseBody
+import retrofit2.HttpException
+import retrofit2.Response
 
 class FakeErrorApi(private val responseDelay: Long) : MockApi {
 
@@ -15,7 +18,12 @@ class FakeErrorApi(private val responseDelay: Long) : MockApi {
         delay(responseDelay)
         return when (apiLevel) {
             27 -> mockVersionFeaturesOreo
-            28 -> throw IOException()
+            28 -> throw HttpException(
+                Response.error<List<AndroidVersion>>(
+                    500,
+                    ResponseBody.create(MediaType.parse("application/json"), "")
+                )
+            )
             29 -> mockVersionFeaturesAndroid10
             else -> throw IllegalArgumentException("apiLevel not found")
         }

app/src/test/java/com/lukaslechner/coroutineusecasesonandroid/usecases/coroutines/usecase4/FakeFeaturesErrorApi.kt

@@ -2,7 +2,10 @@ package com.lukaslechner.coroutineusecasesonandroid.usecases.coroutines.usecase4
 
 import com.lukaslechner.coroutineusecasesonandroid.mock.*
 import kotlinx.coroutines.delay
-import java.io.IOException
+import okhttp3.MediaType
+import okhttp3.ResponseBody
+import retrofit2.HttpException
+import retrofit2.Response
 
 class FakeFeaturesErrorApi(private val responseDelay: Long) : MockApi {
 
@@ -15,7 +18,12 @@ class FakeFeaturesErrorApi(private val responseDelay: Long) : MockApi {
         delay(responseDelay)
         return when (apiLevel) {
             27 -> mockVersionFeaturesOreo
-            28 -> throw IOException()
+            28 -> throw HttpException(
+                Response.error<List<AndroidVersion>>(
+                    500,
+                    ResponseBody.create(MediaType.parse("application/json"), "")
+                )
+            )
             29 -> mockVersionFeaturesAndroid10
             else -> throw IllegalArgumentException("apiLevel not found")
         }

app/src/test/java/com/lukaslechner/coroutineusecasesonandroid/usecases/coroutines/usecase4/FakeVersionsErrorApi.kt

@@ -5,13 +5,21 @@ import com.lukaslechner.coroutineusecasesonandroid.mock.MockApi
 import com.lukaslechner.coroutineusecasesonandroid.mock.VersionFeatures
 import com.lukaslechner.coroutineusecasesonandroid.utils.EndpointShouldNotBeCalledException
 import kotlinx.coroutines.delay
-import java.io.IOException
+import okhttp3.MediaType
+import okhttp3.ResponseBody
+import retrofit2.HttpException
+import retrofit2.Response
 
 class FakeVersionsErrorApi(private val responseDelay: Long) : MockApi {
 
     override suspend fun getRecentAndroidVersions(): List<AndroidVersion> {
         delay(responseDelay)
-        throw IOException()
+        throw throw HttpException(
+            Response.error<List<AndroidVersion>>(
+                500,
+                ResponseBody.create(MediaType.parse("application/json"), "")
+            )
+        )
     }
 
     override suspend fun getAndroidVersionFeatures(apiLevel: Int): VersionFeatures {

app/src/test/java/com/lukaslechner/coroutineusecasesonandroid/usecases/coroutines/usecase5/FakeVersionsErrorApi.kt

@@ -5,13 +5,21 @@ import com.lukaslechner.coroutineusecasesonandroid.mock.MockApi
 import com.lukaslechner.coroutineusecasesonandroid.mock.VersionFeatures
 import com.lukaslechner.coroutineusecasesonandroid.utils.EndpointShouldNotBeCalledException
 import kotlinx.coroutines.delay
-import java.io.IOException
+import okhttp3.MediaType
+import okhttp3.ResponseBody
+import retrofit2.HttpException
+import retrofit2.Response
 
 class FakeVersionsErrorApi(private val responseDelay: Long) : MockApi {
 
     override suspend fun getRecentAndroidVersions(): List<AndroidVersion> {
         delay(responseDelay)
-        throw IOException()
+        throw throw HttpException(
+            Response.error<List<AndroidVersion>>(
+                500,
+                ResponseBody.create(MediaType.parse("application/json"), "")
+            )
+        )
     }
 
     override suspend fun getAndroidVersionFeatures(apiLevel: Int): VersionFeatures {

app/src/test/java/com/lukaslechner/coroutineusecasesonandroid/usecases/coroutines/usecase6/FakeVersionsErrorApi.kt

@@ -5,7 +5,10 @@ import com.lukaslechner.coroutineusecasesonandroid.mock.MockApi
 import com.lukaslechner.coroutineusecasesonandroid.mock.VersionFeatures
 import com.lukaslechner.coroutineusecasesonandroid.utils.EndpointShouldNotBeCalledException
 import kotlinx.coroutines.delay
-import java.io.IOException
+import okhttp3.MediaType
+import okhttp3.ResponseBody
+import retrofit2.HttpException
+import retrofit2.Response
 
 class FakeVersionsErrorApi(private val responseDelay: Long) : MockApi {
 
@@ -14,7 +17,12 @@ class FakeVersionsErrorApi(private val responseDelay: Long) : MockApi {
     override suspend fun getRecentAndroidVersions(): List<AndroidVersion> {
         requestCount++
         delay(responseDelay)
-        throw IOException()
+        throw throw HttpException(
+            Response.error<List<AndroidVersion>>(
+                500,
+                ResponseBody.create(MediaType.parse("application/json"), "")
+            )
+        )
     }
 
     override suspend fun getAndroidVersionFeatures(apiLevel: Int): VersionFeatures {