tests/src/com/android/inputmethod/latin/DictionaryFacilitatorLruCacheTests.java


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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;

import java.util.Locale;

import android.test.AndroidTestCase;
import android.test.suitebuilder.annotation.LargeTest;

@LargeTest
public class DictionaryFacilitatorLruCacheTests extends AndroidTestCase {
    public void testCacheSize() {
        final DictionaryFacilitatorLruCache cache =
                new DictionaryFacilitatorLruCache(getContext(), "");

        assertEquals(0, cache.getCachedLocalesForTesting().size());
        assertNotNull(cache.get(Locale.US));
        assertEquals(1, cache.getCachedLocalesForTesting().size());
        assertNotNull(cache.get(Locale.UK));
        assertEquals(2, cache.getCachedLocalesForTesting().size());
        assertNotNull(cache.get(Locale.FRENCH));
        assertEquals(2, cache.getCachedLocalesForTesting().size());
        cache.evictAll();
        assertEquals(0, cache.getCachedLocalesForTesting().size());
    }

    public void testGetFacilitator() {
        final DictionaryFacilitatorLruCache cache =
                new DictionaryFacilitatorLruCache(getContext(), "");

        final DictionaryFacilitator dictionaryFacilitatorEnUs = cache.get(Locale.US);
        assertNotNull(dictionaryFacilitatorEnUs);
        assertTrue(dictionaryFacilitatorEnUs.isForLocales(new Locale[] { Locale.US }));

        final DictionaryFacilitator dictionaryFacilitatorFr = cache.get(Locale.FRENCH);
        assertNotNull(dictionaryFacilitatorEnUs);
        assertTrue(dictionaryFacilitatorFr.isForLocales(new Locale[] { Locale.FRENCH }));

        final DictionaryFacilitator dictionaryFacilitatorDe = cache.get(Locale.GERMANY);
        assertNotNull(dictionaryFacilitatorDe);
        assertTrue(dictionaryFacilitatorDe.isForLocales(new Locale[] { Locale.GERMANY }));
    }

    public void testSetUseContactsDictionary() {
        final DictionaryFacilitatorLruCache cache =
                new DictionaryFacilitatorLruCache(getContext(), "");

        assertNull(cache.get(Locale.US).getSubDictForTesting(Dictionary.TYPE_CONTACTS));
        cache.setUseContactsDictionary(true /* useContactsDictionary */);
        assertNotNull(cache.get(Locale.US).getSubDictForTesting(Dictionary.TYPE_CONTACTS));
        assertNotNull(cache.get(Locale.FRENCH).getSubDictForTesting(Dictionary.TYPE_CONTACTS));
        assertNotNull(cache.get(Locale.GERMANY).getSubDictForTesting(Dictionary.TYPE_CONTACTS));
        cache.setUseContactsDictionary(false /* useContactsDictionary */);
        assertNull(cache.get(Locale.GERMANY).getSubDictForTesting(Dictionary.TYPE_CONTACTS));
        assertNull(cache.get(Locale.US).getSubDictForTesting(Dictionary.TYPE_CONTACTS));
    }
}