144 lines
5.7 KiB
Kotlin
144 lines
5.7 KiB
Kotlin
/*
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* Copyright 2023 Tusky Contributors
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*
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* This file is a part of Tusky.
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*
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* This program is free software; you can redistribute it and/or modify it under the terms of the
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* GNU General Public License as published by the Free Software Foundation; either version 3 of the
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* License, or (at your option) any later version.
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*
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* Tusky is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
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* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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* Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with Tusky; if not,
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* see <http://www.gnu.org/licenses>.
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*/
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package com.keylesspalace.tusky.components.notifications
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import androidx.paging.PagingSource
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import androidx.test.ext.junit.runners.AndroidJUnit4
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import com.google.gson.Gson
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import com.keylesspalace.tusky.entity.Notification
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import com.keylesspalace.tusky.network.MastodonApi
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import kotlinx.coroutines.test.runTest
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import okhttp3.ResponseBody.Companion.toResponseBody
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import org.junit.Assert.assertEquals
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import org.junit.Assert.assertTrue
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import org.junit.Test
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import org.junit.runner.RunWith
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import org.mockito.kotlin.any
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import org.mockito.kotlin.anyOrNull
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import org.mockito.kotlin.doReturn
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import org.mockito.kotlin.mock
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import org.robolectric.annotation.Config
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import retrofit2.Response
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@Config(sdk = [28])
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@RunWith(AndroidJUnit4::class)
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class NotificationsPagingSourceTest {
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@Test
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fun `load() returns error message on HTTP error`() = runTest {
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// Given
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val jsonError = "{error: 'This is an error'}".toResponseBody()
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val mockApi: MastodonApi = mock {
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onBlocking { notifications(anyOrNull(), anyOrNull(), anyOrNull(), anyOrNull()) } doReturn Response.error(429, jsonError)
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onBlocking { notification(any()) } doReturn Response.error(429, jsonError)
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}
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val filter = emptySet<Notification.Type>()
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val gson = Gson()
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val pagingSource = NotificationsPagingSource(mockApi, gson, filter)
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val loadingParams = PagingSource.LoadParams.Refresh("0", 5, false)
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// When
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val loadResult = pagingSource.load(loadingParams)
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// Then
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assertTrue(loadResult is PagingSource.LoadResult.Error)
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assertEquals(
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"HTTP 429: This is an error",
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(loadResult as PagingSource.LoadResult.Error).throwable.message
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)
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}
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// As previous, but with `error_description` field as well.
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@Test
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fun `load() returns extended error message on HTTP error`() = runTest {
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// Given
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val jsonError = "{error: 'This is an error', error_description: 'Description of the error'}".toResponseBody()
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val mockApi: MastodonApi = mock {
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onBlocking { notifications(anyOrNull(), anyOrNull(), anyOrNull(), anyOrNull()) } doReturn Response.error(429, jsonError)
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onBlocking { notification(any()) } doReturn Response.error(429, jsonError)
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}
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val filter = emptySet<Notification.Type>()
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val gson = Gson()
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val pagingSource = NotificationsPagingSource(mockApi, gson, filter)
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val loadingParams = PagingSource.LoadParams.Refresh("0", 5, false)
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// When
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val loadResult = pagingSource.load(loadingParams)
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// Then
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assertTrue(loadResult is PagingSource.LoadResult.Error)
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assertEquals(
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"HTTP 429: This is an error: Description of the error",
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(loadResult as PagingSource.LoadResult.Error).throwable.message
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)
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}
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// As previous, but no error JSON, so expect default response
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@Test
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fun `load() returns default error message on empty HTTP error`() = runTest {
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// Given
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val jsonError = "{}".toResponseBody()
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val mockApi: MastodonApi = mock {
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onBlocking { notifications(anyOrNull(), anyOrNull(), anyOrNull(), anyOrNull()) } doReturn Response.error(429, jsonError)
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onBlocking { notification(any()) } doReturn Response.error(429, jsonError)
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}
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val filter = emptySet<Notification.Type>()
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val gson = Gson()
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val pagingSource = NotificationsPagingSource(mockApi, gson, filter)
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val loadingParams = PagingSource.LoadParams.Refresh("0", 5, false)
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// When
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val loadResult = pagingSource.load(loadingParams)
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// Then
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assertTrue(loadResult is PagingSource.LoadResult.Error)
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assertEquals(
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"HTTP 429: no reason given",
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(loadResult as PagingSource.LoadResult.Error).throwable.message
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)
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}
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// As previous, but malformed JSON, so expect response with enough information to troubleshoot
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@Test
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fun `load() returns useful error message on malformed HTTP error`() = runTest {
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// Given
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val jsonError = "{'malformedjson}".toResponseBody()
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val mockApi: MastodonApi = mock {
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onBlocking { notifications(anyOrNull(), anyOrNull(), anyOrNull(), anyOrNull()) } doReturn Response.error(429, jsonError)
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onBlocking { notification(any()) } doReturn Response.error(429, jsonError)
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}
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val filter = emptySet<Notification.Type>()
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val gson = Gson()
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val pagingSource = NotificationsPagingSource(mockApi, gson, filter)
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val loadingParams = PagingSource.LoadParams.Refresh("0", 5, false)
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// When
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val loadResult = pagingSource.load(loadingParams)
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// Then
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assertTrue(loadResult is PagingSource.LoadResult.Error)
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assertEquals(
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"HTTP 429: {'malformedjson} (com.google.gson.JsonSyntaxException: com.google.gson.stream.MalformedJsonException: Unterminated string at line 1 column 17 path \$.)",
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(loadResult as PagingSource.LoadResult.Error).throwable.message
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)
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}
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}
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