| /* |
| * 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.internal.util; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static org.junit.Assert.assertThrows; |
| |
| import android.content.Context; |
| import android.net.Uri; |
| import androidx.test.core.app.ApplicationProvider; |
| import com.google.android.libraries.mobiledatadownload.file.backends.AndroidUri; |
| import com.google.common.base.Optional; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.robolectric.RobolectricTestRunner; |
| |
| /** Unit tests for {@link DirectoryUtil}. */ |
| @RunWith(RobolectricTestRunner.class) |
| public class DirectoryUtilTest { |
| |
| private Context context; |
| |
| @Before |
| public void setUp() { |
| context = ApplicationProvider.getApplicationContext(); |
| } |
| |
| @Test |
| public void getBaseDownloadDirectory() { |
| // No instanceid |
| Uri uri = AndroidUri.builder(context).setModule(DirectoryUtil.MDD_STORAGE_MODULE).build(); |
| assertThat(DirectoryUtil.getBaseDownloadDirectory(context, Optional.absent())).isEqualTo(uri); |
| |
| // valid instanceid |
| uri = |
| AndroidUri.builder(context) |
| .setModule("instanceid") |
| .setRelativePath(DirectoryUtil.MDD_STORAGE_MODULE) |
| .build(); |
| assertThat(DirectoryUtil.getBaseDownloadDirectory(context, Optional.of("instanceid"))) |
| .isEqualTo(uri); |
| |
| // invalid instanceid. InstanceId must be [a-z]. |
| assertThrows( |
| IllegalArgumentException.class, |
| () -> DirectoryUtil.getBaseDownloadDirectory(context, Optional.of("InstanceId"))); |
| } |
| |
| @Test |
| public void buildFilename_buildsFilenameWithInstanceId() { |
| assertThat(DirectoryUtil.buildFilename("prefix", "suffix", Optional.absent())) |
| .isEqualTo("prefix.suffix"); |
| |
| assertThat(DirectoryUtil.buildFilename("prefix", "suffix", Optional.of("myinstance"))) |
| .isEqualTo("prefixmyinstance.suffix"); |
| } |
| } |