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/*
* Copyright (C) 2007 The Android Open Source Project
*
* 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.android.unit_tests;
import android.database.sqlite.SQLiteDatabase;
import android.database.Cursor;
import android.test.suitebuilder.annotation.MediumTest;
import android.test.suitebuilder.annotation.SmallTest;
import android.util.Log;
import android.test.MoreAsserts;
import java.util.ArrayList;
import java.util.Locale;
import junit.framework.TestCase;
public class DatabaseLocaleTest extends TestCase {
private SQLiteDatabase mDatabase;
private static final String[] STRINGS = {
"c\u00f4t\u00e9",
"cote",
"c\u00f4te",
"cot\u00e9",
"boy",
"dog",
"COTE",
};
@Override
protected void setUp() throws Exception {
super.setUp();
mDatabase = SQLiteDatabase.create(null);
mDatabase.execSQL("CREATE TABLE test (data TEXT COLLATE LOCALIZED);");
for (String s : STRINGS) {
mDatabase.execSQL("INSERT INTO test VALUES('" + s + "');");
}
}
@Override
protected void tearDown() throws Exception {
mDatabase.close();
super.tearDown();
}
private String[] query(String sql) {
Log.i("LocaleTest", "Querying: " + sql);
Cursor c = mDatabase.rawQuery(sql, null);
assertNotNull(c);
ArrayList<String> items = new ArrayList<String>();
while (c.moveToNext()) {
items.add(c.getString(0));
Log.i("LocaleTest", "...." + c.getString(0));
}
String[] result = items.toArray(new String[items.size()]);
assertEquals(STRINGS.length, result.length);
c.close();
return result;
}
@MediumTest
public void testLocaleInsertOrder() throws Exception {
String[] results = query("SELECT data FROM test");
MoreAsserts.assertEquals(STRINGS, results);
}
@MediumTest
public void testLocaleenUS() throws Exception {
Log.i("LocaleTest", "about to call setLocale en_US");
mDatabase.setLocale(new Locale("en", "US"));
String[] results;
results = query("SELECT data FROM test ORDER BY data COLLATE LOCALIZED ASC");
// The database code currently uses PRIMARY collation strength,
// meaning that all versions of a character compare equal (regardless
// of case or accents), leaving the "cote" flavors in database order.
MoreAsserts.assertEquals(results, new String[] {
STRINGS[4], // "boy"
STRINGS[0], // sundry forms of "cote"
STRINGS[1],
STRINGS[2],
STRINGS[3],
STRINGS[6], // "COTE"
STRINGS[5], // "dog"
});
}
}
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