| /* |
| * 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.populator; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import com.google.common.base.Supplier; |
| import com.google.common.util.concurrent.Futures; |
| import com.google.common.util.concurrent.ListenableFuture; |
| import com.google.common.util.concurrent.MoreExecutors; |
| import com.google.mobiledatadownload.DownloadConfigProto.DataFile; |
| import com.google.mobiledatadownload.DownloadConfigProto.DataFileGroup; |
| import com.google.mobiledatadownload.DownloadConfigProto.ManifestConfig; |
| import java.util.Locale; |
| import java.util.concurrent.ExecutionException; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.robolectric.RobolectricTestRunner; |
| |
| /** Tests for {@link LocaleOverrider}. */ |
| @RunWith(RobolectricTestRunner.class) |
| public class LocaleOverriderTest { |
| |
| @Test |
| public void override_equalStrategy_hasMatch() throws InterruptedException, ExecutionException { |
| Supplier<Locale> localeSupplier = () -> Locale.forLanguageTag("en-US"); |
| ManifestConfig config = |
| ManifestConfig.newBuilder() |
| .addEntry(createEntryWithLocaleAndIdentifier("en", "en-resource")) |
| .addEntry(createEntryWithLocaleAndIdentifier("en-US", "en-US-resource")) |
| .build(); |
| LocaleOverrider overrider = |
| LocaleOverrider.builder() |
| .setLocaleSupplier(localeSupplier) |
| .setMatchStrategy(LocaleOverrider.EQUAL_STRATEGY) |
| .build(); |
| DataFileGroup dataFileGroup = overrider.override(config).get().get(0); |
| assertThat(dataFileGroup.getLocale(0)).isEqualTo("en-US"); |
| assertThat(dataFileGroup.toString()).contains("en-US-resource"); |
| } |
| |
| @Test |
| public void override_equalStrategy_hasMatch_localeLF() |
| throws InterruptedException, ExecutionException { |
| Supplier<ListenableFuture<Locale>> localeSupplier = |
| () -> Futures.immediateFuture(Locale.forLanguageTag("en-US")); |
| ManifestConfig config = |
| ManifestConfig.newBuilder() |
| .addEntry(createEntryWithLocaleAndIdentifier("en", "en-resource")) |
| .addEntry(createEntryWithLocaleAndIdentifier("en-US", "en-US-resource")) |
| .build(); |
| LocaleOverrider overrider = |
| LocaleOverrider.builder() |
| .setLocaleFutureSupplier(localeSupplier, MoreExecutors.directExecutor()) |
| .setMatchStrategy(LocaleOverrider.EQUAL_STRATEGY) |
| .build(); |
| DataFileGroup dataFileGroup = overrider.override(config).get().get(0); |
| assertThat(dataFileGroup.getLocale(0)).isEqualTo("en-US"); |
| assertThat(dataFileGroup.toString()).contains("en-US-resource"); |
| } |
| |
| @Test |
| public void override_equalStrategy_noMatch() throws InterruptedException, ExecutionException { |
| Supplier<Locale> localeSupplier = () -> Locale.forLanguageTag("jp-JP"); |
| ManifestConfig config = |
| ManifestConfig.newBuilder() |
| .addEntry(createEntryWithLocaleAndIdentifier("en", "en-resource")) |
| .addEntry(createEntryWithLocaleAndIdentifier("en-US", "en-US-resource")) |
| .build(); |
| LocaleOverrider overrider = |
| LocaleOverrider.builder() |
| .setLocaleSupplier(localeSupplier) |
| .setMatchStrategy(LocaleOverrider.EQUAL_STRATEGY) |
| .build(); |
| |
| assertThat(overrider.override(config).get()).isEmpty(); |
| } |
| |
| @Test |
| public void override_langFallbackStrategy_exactMatch() |
| throws InterruptedException, ExecutionException { |
| Supplier<Locale> localeSupplier = () -> Locale.forLanguageTag("en-US"); |
| ManifestConfig config = |
| ManifestConfig.newBuilder() |
| .addEntry(createEntryWithLocaleAndIdentifier("en", "en-resource")) |
| .addEntry(createEntryWithLocaleAndIdentifier("en-US", "en-US-resource")) |
| .build(); |
| LocaleOverrider overrider = |
| LocaleOverrider.builder() |
| .setLocaleSupplier(localeSupplier) |
| .setMatchStrategy(LocaleOverrider.LANG_FALLBACK_STRATEGY) |
| .build(); |
| |
| assertThat(overrider.override(config).get().get(0).toString()).contains("en-US-resource"); |
| } |
| |
| @Test |
| public void override_langFallbackStrategy_fallbackMatch() |
| throws InterruptedException, ExecutionException { |
| Supplier<Locale> localeSupplier = () -> Locale.forLanguageTag("en-US"); |
| ManifestConfig config = |
| ManifestConfig.newBuilder() |
| .addEntry(createEntryWithLocaleAndIdentifier("en", "en-resource", true)) |
| .addEntry(createEntryWithLocaleAndIdentifier("en-GB", "en-GB-resource", true)) |
| .build(); |
| LocaleOverrider overrider = |
| LocaleOverrider.builder() |
| .setLocaleSupplier(localeSupplier) |
| .setMatchStrategy(LocaleOverrider.LANG_FALLBACK_STRATEGY) |
| .build(); |
| |
| DataFileGroup dataFileGroup = overrider.override(config).get().get(0); |
| assertThat(dataFileGroup.getLocale(0)).isEqualTo("en"); |
| assertThat(dataFileGroup.getLocaleCount()).isEqualTo(1); |
| assertThat(dataFileGroup.toString()).contains("en-resource"); |
| } |
| |
| @Test |
| public void override_langFallbackStrategy_noMatch() |
| throws InterruptedException, ExecutionException { |
| Supplier<Locale> localeSupplier = () -> Locale.forLanguageTag("en-US"); |
| ManifestConfig config = |
| ManifestConfig.newBuilder() |
| .addEntry(createEntryWithLocaleAndIdentifier("jp", "jp-resource")) |
| .addEntry(createEntryWithLocaleAndIdentifier("en-GB", "en-GB-resource")) |
| .build(); |
| LocaleOverrider overrider = |
| LocaleOverrider.builder() |
| .setLocaleSupplier(localeSupplier) |
| .setMatchStrategy(LocaleOverrider.EQUAL_STRATEGY) |
| .build(); |
| |
| assertThat(overrider.override(config).get()).isEmpty(); |
| } |
| |
| /** |
| * Creates a {@link ManifestConfig.Entry} with {@code locale} and some field set to {@code |
| * identifier} |
| */ |
| private static ManifestConfig.Entry createEntryWithLocaleAndIdentifier( |
| String locale, String identifier) { |
| return ManifestConfig.Entry.newBuilder() |
| .setModifier(ManifestConfig.Entry.Modifier.newBuilder().addLocale(locale).build()) |
| .setDataFileGroup( |
| DataFileGroup.newBuilder().addFile(DataFile.newBuilder().setFileId(identifier))) |
| .build(); |
| } |
| |
| /** |
| * Creates a {@link ManifestConfig.Entry} with {@code locale} and some field set to {@code |
| * identifier} |
| * |
| * @param isLocaleSetInDF if true, locale is set to DataFileGroup |
| */ |
| private static ManifestConfig.Entry createEntryWithLocaleAndIdentifier( |
| String locale, String identifier, boolean isLocaleSetInDF) { |
| if (isLocaleSetInDF) { |
| return ManifestConfig.Entry.newBuilder() |
| .setModifier(ManifestConfig.Entry.Modifier.newBuilder().addLocale(locale).build()) |
| .setDataFileGroup( |
| DataFileGroup.newBuilder() |
| .addFile(DataFile.newBuilder().setFileId(identifier)) |
| .addLocale(locale)) |
| .build(); |
| } |
| return createEntryWithLocaleAndIdentifier(locale, identifier); |
| } |
| } |