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/*
* Copyright (C) 2014 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.inputmethod.latin.utils;
import android.test.AndroidTestCase;
import android.test.suitebuilder.annotation.LargeTest;
import com.android.inputmethod.latin.BinaryDictionary;
import com.android.inputmethod.latin.makedict.DictionaryHeader;
import com.android.inputmethod.latin.makedict.FormatSpec;
import java.io.File;
import java.io.IOException;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import java.util.concurrent.TimeUnit;
@LargeTest
public class BinaryDictionaryUtilsTests extends AndroidTestCase {
private static final String TEST_DICT_FILE_EXTENSION = ".testDict";
private static final String TEST_LOCALE = "test";
private File createEmptyDictionaryAndGetFile(final String dictId,
final int formatVersion) throws IOException {
if (formatVersion == FormatSpec.VERSION4) {
return createEmptyVer4DictionaryAndGetFile(dictId);
}
throw new IOException("Dictionary format version " + formatVersion + " is not supported.");
}
private File createEmptyVer4DictionaryAndGetFile(final String dictId) throws IOException {
final File file = getDictFile(dictId);
FileUtils.deleteRecursively(file);
Map<String, String> attributeMap = new HashMap<>();
attributeMap.put(DictionaryHeader.DICTIONARY_ID_KEY, dictId);
attributeMap.put(DictionaryHeader.DICTIONARY_VERSION_KEY,
String.valueOf(TimeUnit.MILLISECONDS.toSeconds(System.currentTimeMillis())));
attributeMap.put(DictionaryHeader.USES_FORGETTING_CURVE_KEY,
DictionaryHeader.ATTRIBUTE_VALUE_TRUE);
attributeMap.put(DictionaryHeader.HAS_HISTORICAL_INFO_KEY,
DictionaryHeader.ATTRIBUTE_VALUE_TRUE);
if (BinaryDictionaryUtils.createEmptyDictFile(file.getAbsolutePath(), FormatSpec.VERSION4,
LocaleUtils.constructLocaleFromString(TEST_LOCALE), attributeMap)) {
return file;
}
throw new IOException("Empty dictionary " + file.getAbsolutePath() + " cannot be created.");
}
private File getDictFile(final String dictId) {
return new File(getContext().getCacheDir(), dictId + TEST_DICT_FILE_EXTENSION);
}
public void testRenameDictionary() {
final int formatVersion = FormatSpec.VERSION4;
File dictFile0 = null;
try {
dictFile0 = createEmptyDictionaryAndGetFile("MoveFromDictionary", formatVersion);
} catch (IOException e) {
fail("IOException while writing an initial dictionary : " + e);
}
final File dictFile1 = getDictFile("MoveToDictionary");
FileUtils.deleteRecursively(dictFile1);
assertTrue(BinaryDictionaryUtils.renameDict(dictFile0, dictFile1));
assertFalse(dictFile0.exists());
assertTrue(dictFile1.exists());
BinaryDictionary binaryDictionary = new BinaryDictionary(dictFile1.getAbsolutePath(),
0 /* offset */, dictFile1.length(), true /* useFullEditDistance */,
Locale.getDefault(), TEST_LOCALE, true /* isUpdatable */);
assertTrue(binaryDictionary.isValidDictionary());
assertTrue(binaryDictionary.getFormatVersion() == formatVersion);
binaryDictionary.close();
}
}
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