tests for locale selection

This commit is contained in:
Marcus Hoffmann 2020-10-20 21:46:07 +02:00 committed by Hans-Christoph Steiner
parent 87d4779c2d
commit 3406edefcd
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GPG Key ID: 3E177817BA1B9BFA
3 changed files with 214 additions and 1 deletions

View File

@ -19,6 +19,7 @@ import android.text.TextUtils;
import android.util.Log;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.RequiresApi;
import com.fasterxml.jackson.annotation.JacksonInject;
import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.annotation.JsonProperty;
@ -544,7 +545,7 @@ public class App extends ValueObject implements Comparable<App>, Parcelable {
}
}
if (Build.VERSION.SDK_INT >= 24) {
LocaleList localeList = Resources.getSystem().getConfiguration().getLocales();
LocaleList localeList = getLocales();
String[] sortedLocaleList = localeList.toLanguageTags().split(",");
Arrays.sort(sortedLocaleList, new java.util.Comparator<String>() {
@Override
@ -624,6 +625,11 @@ public class App extends ValueObject implements Comparable<App>, Parcelable {
tvScreenshots = getLocalizedListEntry(localized, localesToUse, "tvScreenshots");
}
@RequiresApi(api = Build.VERSION_CODES.N)
LocaleList getLocales() {
return Resources.getSystem().getConfiguration().getLocales();
}
/**
* Returns the right localized version of this entry, based on an immitation of
* the logic that Android/Java uses. On Android >= 24, this can get the

View File

@ -26,6 +26,8 @@ import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.security.NoSuchAlgorithmException;
import static org.junit.Assert.assertEquals;
@ -177,4 +179,15 @@ public class TestUtils {
AppProvider.Helper.calcSuggestedApks(context);
AppProvider.Helper.recalculatePreferredMetadata(context);
}
/**
* Set a static final field through reflection
*/
public static void setFinalStatic(Field field, Object newValue) throws Exception {
field.setAccessible(true);
Field modifiersField = Field.class.getDeclaredField("modifiers");
modifiersField.setAccessible(true);
modifiersField.setInt(field, field.getModifiers() & ~Modifier.FINAL);
field.set(null, newValue);
}
}

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@ -0,0 +1,194 @@
package org.fdroid.fdroid.data;
import android.os.Build;
import android.os.LocaleList;
import org.fdroid.fdroid.TestUtils;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.robolectric.RobolectricTestRunner;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.when;
@RunWith(RobolectricTestRunner.class)
public class LocaleSelectionTest {
@Test
public void correctLocaleSelectionBeforeSDK24() throws Exception {
TestUtils.setFinalStatic(Build.VERSION.class.getDeclaredField("SDK_INT"), 19);
assertTrue(Build.VERSION.SDK_INT < 24);
App app;
Map<String, Map<String, Object>> localized = new HashMap<>();
HashMap<String, Object> en_US = new HashMap<>();
en_US.put("summary", "summary-en_US");
HashMap<String, Object> de_AT = new HashMap<>();
de_AT.put("summary", "summary-de_AT");
HashMap<String, Object> de_DE = new HashMap<>();
de_DE.put("summary", "summary-de_DE");
HashMap<String, Object> sv = new HashMap<>();
sv.put("summary", "summary-sv");
HashMap<String, Object> sv_FI = new HashMap<>();
sv_FI.put("summary", "summary-sv_FI");
localized.put("de-AT", de_AT);
localized.put("de-DE", de_DE);
localized.put("en-US", en_US);
localized.put("sv", sv);
localized.put("sv-FI", sv_FI);
// Easy mode. en-US metadata with an en-US locale
Locale.setDefault(new Locale("en", "US"));
app = new App();
app.setLocalized(localized);
assertEquals("summary-en_US", app.summary);
// Fall back to en-US locale, when we have a different en locale
Locale.setDefault(new Locale("en", "UK"));
app = new App();
app.setLocalized(localized);
assertEquals("summary-en_US", app.summary);
// Fall back to language only
Locale.setDefault(new Locale("en", "UK"));
app = new App();
app.setLocalized(localized);
assertEquals("summary-en_US", app.summary);
// select the correct one out of multiple language locales
Locale.setDefault(new Locale("de", "DE"));
app = new App();
app.setLocalized(localized);
assertEquals("summary-de_DE", app.summary);
// Even when we have a non-exact matching locale, we should fall back to the same language
Locale.setDefault(new Locale("de", "CH"));
app = new App();
app.setLocalized(localized);
assertEquals("summary-de_AT", app.summary);
// Test fallback to base lang with not exact matching locale
Locale.setDefault(new Locale("sv", "SE"));
app = new App();
app.setLocalized(localized);
assertEquals("summary-sv", app.summary);
}
@Test
public void correctLocaleSelectionFromSDK24() throws Exception {
TestUtils.setFinalStatic(Build.VERSION.class.getDeclaredField("SDK_INT"), 29);
assertTrue(Build.VERSION.SDK_INT >= 24);
App app = spy(new App());
LocaleList localeList = mock(LocaleList.class);
// we mock both the getLocales call and the conversion to a language tag string.
doReturn(localeList).when(app).getLocales();
// Set both default locale as well as the locale list, because the algorithm uses both...
Locale.setDefault(new Locale("en", "US"));
when(localeList.toLanguageTags()).thenReturn("en-US,de-DE");
//no metadata present
Map<String, Map<String, Object>> localized = new HashMap<>();
app.setLocalized(localized);
assertEquals("Unknown application", app.summary);
HashMap<String, Object> en_US = new HashMap<>();
en_US.put("summary", "summary-en_US");
HashMap<String, Object> en_GB = new HashMap<>();
en_GB.put("summary", "summary-en_GB");
HashMap<String, Object> de_AT = new HashMap<>();
de_AT.put("summary", "summary-de_AT");
HashMap<String, Object> de_DE = new HashMap<>();
de_DE.put("summary", "summary-de_DE");
app.summary = "reset";
localized.put("de-AT", de_AT);
localized.put("de-DE", de_DE);
localized.put("en-US", en_US);
app.setLocalized(localized);
// just select the matching en-US locale, nothing special here
assertEquals("summary-en_US", app.summary);
Locale.setDefault(new Locale("en", "SE"));
when(localeList.toLanguageTags()).thenReturn("en-SE,de-DE");
app.setLocalized(localized);
// Fall back to another en locale before de
assertEquals("summary-en_US", app.summary);
app.summary = "reset";
localized.clear();
localized.put("de-AT", de_AT);
localized.put("de-DE", de_DE);
localized.put("en-GB", en_GB);
localized.put("en-US", en_US);
Locale.setDefault(new Locale("de", "AT"));
when(localeList.toLanguageTags()).thenReturn("de-AT,de-DE");
app.setLocalized(localized);
// full match against a non-default locale
assertEquals("summary-de_AT", app.summary);
app.summary = "reset";
localized.clear();
localized.put("de-AT", de_AT);
localized.put("de", de_DE);
localized.put("en-GB", en_GB);
localized.put("en-US", en_US);
Locale.setDefault(new Locale("de", "CH"));
when(localeList.toLanguageTags()).thenReturn("de-CH,en-US");
app.setLocalized(localized);
assertEquals("summary-de_DE", app.summary);
app.summary = "reset";
localized.clear();
localized.put("en-GB", en_GB);
localized.put("en-US", en_US);
Locale.setDefault(new Locale("en", "AU"));
when(localeList.toLanguageTags()).thenReturn("en-AU");
app.setLocalized(localized);
assertEquals("summary-en_US", app.summary);
app.summary = "reset";
Locale.setDefault(new Locale("zh", "TW", "#Hant"));
when(localeList.toLanguageTags()).thenReturn("zh-Hant-TW,zh-Hans-CN");
localized.clear();
localized.put("en", en_GB);
localized.put("en-US", en_US);
app.setLocalized(localized);
//No match at all, fall back to an english locale
assertEquals("summary-en_US", app.summary);
app.summary = "reset";
HashMap<String, Object> zh_TW = new HashMap<>();
zh_TW.put("summary", "summary-zh_TW");
HashMap<String, Object> zh_CN = new HashMap<>();
zh_CN.put("summary", "summary-zh_CN");
localized.clear();
localized.put("en-US", en_US);
localized.put("zh-CN", zh_CN);
localized.put("zh-TW", zh_TW);
app.setLocalized(localized);
assertEquals("summary-zh_TW", app.summary);
localized.clear();
localized.put("en-US", en_US);
localized.put("zh-CN", zh_CN);
app.setLocalized(localized);
assertEquals("summary-zh_CN", app.summary);
}
}