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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.personalization;
import java.io.File;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import java.util.Random;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import com.android.inputmethod.latin.BinaryDictionary;
import com.android.inputmethod.latin.Dictionary;
import com.android.inputmethod.latin.DictionaryFacilitator;
import com.android.inputmethod.latin.ExpandableBinaryDictionary;
import com.android.inputmethod.latin.RichInputMethodManager;
import com.android.inputmethod.latin.ExpandableBinaryDictionary.AddMultipleDictionaryEntriesCallback;
import com.android.inputmethod.latin.makedict.CodePointUtils;
import com.android.inputmethod.latin.settings.SpacingAndPunctuations;
import android.test.AndroidTestCase;
import android.test.suitebuilder.annotation.LargeTest;
import android.util.Log;
import android.view.inputmethod.InputMethodSubtype;
/**
* Unit tests for personalization dictionary
*/
@LargeTest
public class PersonalizationDictionaryTests extends AndroidTestCase {
private static final String TAG = PersonalizationDictionaryTests.class.getSimpleName();
private static final Locale LOCALE_EN_US = new Locale("en", "US");
private static final String DUMMY_PACKAGE_NAME = "test.package.name";
private static final long TIMEOUT_TO_WAIT_DICTIONARY_OPERATIONS_IN_SECONDS = 120;
private DictionaryFacilitator getDictionaryFacilitator() {
final ArrayList<String> dictTypes = new ArrayList<>();
dictTypes.add(Dictionary.TYPE_MAIN);
dictTypes.add(Dictionary.TYPE_PERSONALIZATION);
final DictionaryFacilitator dictionaryFacilitator = new DictionaryFacilitator(getContext());
dictionaryFacilitator.resetDictionariesForTesting(getContext(),
new Locale[] { LOCALE_EN_US }, dictTypes, new HashMap<String, File>(),
new HashMap<String, Map<String, String>>());
// Set subtypes.
RichInputMethodManager.init(getContext());
final RichInputMethodManager richImm = RichInputMethodManager.getInstance();
final ArrayList<InputMethodSubtype> subtypes = new ArrayList<>();
subtypes.add(richImm.findSubtypeByLocaleAndKeyboardLayoutSet(
LOCALE_EN_US.toString(), "qwerty"));
dictionaryFacilitator.updateEnabledSubtypes(subtypes);
return dictionaryFacilitator;
}
public void testAddManyTokens() {
final DictionaryFacilitator dictionaryFacilitator = getDictionaryFacilitator();
dictionaryFacilitator.clearPersonalizationDictionary();
final int dataChunkCount = 100;
final int wordCountInOneChunk = 200;
final int uniqueWordCount = 100;
final Random random = new Random(System.currentTimeMillis());
final int[] codePointSet = CodePointUtils.LATIN_ALPHABETS_LOWER;
final ArrayList<String> words = new ArrayList<>();
for (int i = 0; i < uniqueWordCount; i++) {
words.add(CodePointUtils.generateWord(random, codePointSet));
}
final SpacingAndPunctuations spacingAndPunctuations =
new SpacingAndPunctuations(getContext().getResources());
final int timeStampInSeconds = (int)TimeUnit.MILLISECONDS.toSeconds(
System.currentTimeMillis());
for (int i = 0; i < dataChunkCount; i++) {
final ArrayList<String> tokens = new ArrayList<>();
for (int j = 0; j < wordCountInOneChunk; j++) {
tokens.add(words.get(random.nextInt(words.size())));
}
final PersonalizationDataChunk personalizationDataChunk = new PersonalizationDataChunk(
true /* inputByUser */, tokens, timeStampInSeconds, DUMMY_PACKAGE_NAME,
LOCALE_EN_US.getLanguage());
final CountDownLatch countDownLatch = new CountDownLatch(1);
final AddMultipleDictionaryEntriesCallback callback =
new AddMultipleDictionaryEntriesCallback() {
@Override
public void onFinished() {
countDownLatch.countDown();
}
};
dictionaryFacilitator.addEntriesToPersonalizationDictionary(personalizationDataChunk,
spacingAndPunctuations, callback);
try {
countDownLatch.await(TIMEOUT_TO_WAIT_DICTIONARY_OPERATIONS_IN_SECONDS,
TimeUnit.SECONDS);
} catch (InterruptedException e) {
Log.e(TAG, "Interrupted while waiting for finishing dictionary operations.", e);
}
}
dictionaryFacilitator.flushPersonalizationDictionary();
try {
dictionaryFacilitator.waitForLoadingDictionariesForTesting(
TIMEOUT_TO_WAIT_DICTIONARY_OPERATIONS_IN_SECONDS, TimeUnit.SECONDS);
} catch (InterruptedException e) {
Log.e(TAG, "Interrupted while waiting for finishing dictionary operations.", e);
}
final String dictName = ExpandableBinaryDictionary.getDictName(
PersonalizationDictionary.NAME, LOCALE_EN_US, null /* dictFile */);
final File dictFile = ExpandableBinaryDictionary.getDictFile(
getContext(), dictName, null /* dictFile */);
final BinaryDictionary binaryDictionary = new BinaryDictionary(dictFile.getAbsolutePath(),
0 /* offset */, 0 /* size */,
true /* useFullEditDistance */, LOCALE_EN_US, Dictionary.TYPE_PERSONALIZATION,
true /* isUpdatable */);
assertTrue(binaryDictionary.isValidDictionary());
}
}
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