| /* |
| * Copyright 2022 Google LLC |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.google.android.libraries.mobiledatadownload.downloader; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static org.mockito.Mockito.any; |
| import static org.mockito.Mockito.verify; |
| import static org.mockito.Mockito.verifyNoMoreInteractions; |
| import static org.mockito.Mockito.when; |
| |
| import android.net.Uri; |
| import androidx.test.ext.junit.runners.AndroidJUnit4; |
| import com.google.common.util.concurrent.ListenableFuture; |
| import com.google.common.util.concurrent.SettableFuture; |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.Mock; |
| import org.mockito.junit.MockitoJUnit; |
| import org.mockito.junit.MockitoRule; |
| |
| @RunWith(AndroidJUnit4.class) |
| public final class MultiSchemeFileDownloaderTest { |
| |
| @Rule public final MockitoRule mocks = MockitoJUnit.rule(); |
| |
| @Mock FileDownloader mockStandardDownloader; |
| SettableFuture<Void> mockStandardDownloaderDownloadFuture = SettableFuture.create(); |
| SettableFuture<CheckContentChangeResponse> mockStandardDownloaderIsContentChangedFuture = |
| SettableFuture.create(); |
| |
| @Mock FileDownloader mockPirDownloader; |
| SettableFuture<Void> mockPirDownloaderDownloadFuture = SettableFuture.create(); |
| SettableFuture<CheckContentChangeResponse> mockPirDownloaderIsContentChangedFuture = |
| SettableFuture.create(); |
| |
| MultiSchemeFileDownloader downloader; |
| |
| @Before |
| public void setUp() { |
| |
| when(mockStandardDownloader.startDownloading(any())) |
| .thenReturn(mockStandardDownloaderDownloadFuture); |
| when(mockStandardDownloader.isContentChanged(any())) |
| .thenReturn(mockStandardDownloaderIsContentChangedFuture); |
| when(mockPirDownloader.startDownloading(any())).thenReturn(mockPirDownloaderDownloadFuture); |
| when(mockPirDownloader.isContentChanged(any())) |
| .thenReturn(mockPirDownloaderIsContentChangedFuture); |
| |
| downloader = |
| MultiSchemeFileDownloader.builder() |
| .addScheme("http", mockStandardDownloader) |
| .addScheme("https", mockStandardDownloader) |
| .addScheme("pir", mockPirDownloader) |
| .build(); |
| } |
| |
| @Test |
| public void getScheme_worksForHttp() throws Exception { |
| assertThat(MultiSchemeFileDownloader.getScheme("http://www.google.com")).isEqualTo("http"); |
| } |
| |
| @Test |
| public void getScheme_worksForHttps() throws Exception { |
| assertThat(MultiSchemeFileDownloader.getScheme("https://www.google.com")).isEqualTo("https"); |
| } |
| |
| @Test |
| public void getScheme_worksForFile() throws Exception { |
| assertThat(MultiSchemeFileDownloader.getScheme("file:///localhost/bar")).isEqualTo("file"); |
| } |
| |
| @Test |
| public void getScheme_worksForData() throws Exception { |
| String url = "data:;charset=utf-8;base64,SGVsbG8gYW5kcm9pZCE="; |
| assertThat(MultiSchemeFileDownloader.getScheme(url)).isEqualTo("data"); |
| } |
| |
| @Test |
| public void getScheme_worksForPir() throws Exception { |
| String url = "pir://example.com:1234/database/version/3"; |
| assertThat(MultiSchemeFileDownloader.getScheme(url)).isEqualTo("pir"); |
| } |
| |
| @Test |
| public void startDownloading_delegatesCorrectly_http() throws Exception { |
| DownloadRequest downloadRequest = |
| DownloadRequest.newBuilder() |
| .setUrlToDownload("http://www.google.com") |
| .setFileUri(Uri.parse("file://dev/null")) |
| .setDownloadConstraints(DownloadConstraints.NONE) |
| .build(); |
| ListenableFuture<Void> future = downloader.startDownloading(downloadRequest); |
| |
| verify(mockStandardDownloader).startDownloading(downloadRequest); |
| verifyNoMoreInteractions(mockStandardDownloader); |
| verifyNoMoreInteractions(mockPirDownloader); |
| assertThat(future.isDone()).isFalse(); |
| |
| // Make sure we actually got (a view of) the correct future. |
| mockStandardDownloaderDownloadFuture.set(null); |
| assertThat(future.isDone()).isTrue(); |
| } |
| |
| @Test |
| public void startDownloading_delegatesCorrectly_pir() throws Exception { |
| DownloadRequest downloadRequest = |
| DownloadRequest.newBuilder() |
| .setUrlToDownload("pir://example.com:1234/database/version/3") |
| .setFileUri(Uri.parse("file://dev/null")) |
| .setDownloadConstraints(DownloadConstraints.NONE) |
| .build(); |
| ListenableFuture<Void> future = downloader.startDownloading(downloadRequest); |
| |
| verify(mockPirDownloader).startDownloading(downloadRequest); |
| verifyNoMoreInteractions(mockStandardDownloader); |
| verifyNoMoreInteractions(mockPirDownloader); |
| assertThat(future.isDone()).isFalse(); |
| |
| // Make sure we actually got (a view of) the correct future. |
| mockPirDownloaderDownloadFuture.set(null); |
| assertThat(future.isDone()).isTrue(); |
| } |
| |
| @Test |
| public void isContentChanged_delegatesCorrectly_http() throws Exception { |
| CheckContentChangeRequest checkContentChangeRequest = |
| CheckContentChangeRequest.newBuilder().setUrl("http://www.google.com").build(); |
| ListenableFuture<CheckContentChangeResponse> future = |
| downloader.isContentChanged(checkContentChangeRequest); |
| |
| verify(mockStandardDownloader).isContentChanged(checkContentChangeRequest); |
| verifyNoMoreInteractions(mockStandardDownloader); |
| verifyNoMoreInteractions(mockPirDownloader); |
| assertThat(future.isDone()).isFalse(); |
| |
| // Make sure we actually got (a view of) the correct future. |
| mockStandardDownloaderIsContentChangedFuture.set( |
| CheckContentChangeResponse.newBuilder().setContentChanged(true).build()); |
| assertThat(future.isDone()).isTrue(); |
| } |
| |
| @Test |
| public void isContentChanged_delegatesCorrectly_pir() throws Exception { |
| CheckContentChangeRequest checkContentChangeRequest = |
| CheckContentChangeRequest.newBuilder() |
| .setUrl("pir://example.com:1234/database/version/3") |
| .build(); |
| ListenableFuture<CheckContentChangeResponse> future = |
| downloader.isContentChanged(checkContentChangeRequest); |
| |
| verify(mockPirDownloader).isContentChanged(checkContentChangeRequest); |
| verifyNoMoreInteractions(mockStandardDownloader); |
| verifyNoMoreInteractions(mockPirDownloader); |
| assertThat(future.isDone()).isFalse(); |
| |
| // Make sure we actually got (a view of) the correct future. |
| mockPirDownloaderIsContentChangedFuture.set( |
| CheckContentChangeResponse.newBuilder().setContentChanged(true).build()); |
| assertThat(future.isDone()).isTrue(); |
| } |
| } |