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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 com.android.inputmethod.latin.Dictionary;
import com.android.inputmethod.latin.DictionaryFacilitator;
import com.android.inputmethod.latin.ExpandableBinaryDictionary;
import android.test.AndroidTestCase;
import android.test.suitebuilder.annotation.LargeTest;
/**
* Unit tests for contextual dictionary
*/
@LargeTest
public class ContextualDictionaryTests extends AndroidTestCase {
private static final Locale LOCALE_EN_US = new Locale("en", "US");
private DictionaryFacilitator getDictionaryFacilitator() {
final ArrayList<String> dictTypes = new ArrayList<>();
dictTypes.add(Dictionary.TYPE_CONTEXTUAL);
final DictionaryFacilitator dictionaryFacilitator = new DictionaryFacilitator();
dictionaryFacilitator.resetDictionariesForTesting(getContext(),
new Locale[] { LOCALE_EN_US }, dictTypes, new HashMap<String, File>(),
new HashMap<String, Map<String, String>>());
return dictionaryFacilitator;
}
public void testAddPhrase() {
final DictionaryFacilitator dictionaryFacilitator = getDictionaryFacilitator();
final String[] phrase = new String[] {"a", "b", "c", "d"};
final int probability = 100;
final int bigramProbabilityForWords = 150;
final int bigramProbabilityForPhrases = 200;
dictionaryFacilitator.addPhraseToContextualDictionary(
phrase, probability, bigramProbabilityForWords, bigramProbabilityForPhrases);
final ExpandableBinaryDictionary contextualDictionary =
dictionaryFacilitator.getSubDictForTesting(Dictionary.TYPE_CONTEXTUAL);
contextualDictionary.waitAllTasksForTests();
// Word
assertTrue(contextualDictionary.isInDictionary("a"));
assertTrue(contextualDictionary.isInDictionary("b"));
assertTrue(contextualDictionary.isInDictionary("c"));
assertTrue(contextualDictionary.isInDictionary("d"));
// Phrase
assertTrue(contextualDictionary.isInDictionary("a b c d"));
assertTrue(contextualDictionary.isInDictionary("b c d"));
assertTrue(contextualDictionary.isInDictionary("c d"));
assertFalse(contextualDictionary.isInDictionary("a b c"));
assertFalse(contextualDictionary.isInDictionary("abcd"));
// TODO: Add tests for probability.
// TODO: Add tests for n-grams.
}
}
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