am afdb6f01: Merge "Add user history dictionary decaying test."
* commit 'afdb6f011ba89cb967fbf3b9e4f4d0411b648361': Add user history dictionary decaying test.main
commit
5bc284a01d
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@ -62,7 +62,7 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
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private static final boolean DBG_STRESS_TEST = false;
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private static final int TIMEOUT_FOR_READ_OPS_IN_MILLISECONDS = 100;
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private static final int TIMEOUT_FOR_READ_OPS_FOR_TESTS_IN_MILLISECONDS = 1000;
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private static final int TIMEOUT_FOR_READ_OPS_FOR_TESTS_IN_MILLISECONDS = 10000;
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/**
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* The maximum length of a word in this dictionary.
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@ -750,7 +750,7 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
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@UsedForTesting
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public boolean isInUnderlyingBinaryDictionaryForTests(final String word) {
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final AsyncResultHolder<Boolean> holder = new AsyncResultHolder<Boolean>();
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getExecutor(mDictName).executePrioritized(new Runnable() {
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getExecutor(mDictName).execute(new Runnable() {
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@Override
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public void run() {
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if (mDictType == Dictionary.TYPE_USER_HISTORY) {
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@ -20,6 +20,7 @@ import android.test.AndroidTestCase;
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import android.test.suitebuilder.annotation.LargeTest;
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import android.util.Log;
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import com.android.inputmethod.latin.BinaryDictionary;
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import com.android.inputmethod.latin.ExpandableBinaryDictionary;
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import com.android.inputmethod.latin.utils.CollectionUtils;
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import com.android.inputmethod.latin.utils.FileUtils;
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@ -44,6 +45,43 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
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"n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z"
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};
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private int mCurrentTime = 0;
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@Override
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protected void setUp() throws Exception {
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super.setUp();
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mCurrentTime = 0;
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setCurrentTimeForTestMode(mCurrentTime);
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}
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@Override
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protected void tearDown() throws Exception {
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stopTestModeInNativeCode();
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super.tearDown();
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}
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private void forcePassingShortTime() {
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// 4 days.
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final int timeToElapse = (int)TimeUnit.DAYS.toSeconds(4);
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mCurrentTime += timeToElapse;
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setCurrentTimeForTestMode(mCurrentTime);
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}
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private void forcePassingLongTime() {
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// 60 days.
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final int timeToElapse = (int)TimeUnit.DAYS.toSeconds(60);
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mCurrentTime += timeToElapse;
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setCurrentTimeForTestMode(mCurrentTime);
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}
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private static int setCurrentTimeForTestMode(final int currentTime) {
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return BinaryDictionary.setCurrentTimeForTest(currentTime);
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}
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private static int stopTestModeInNativeCode() {
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return BinaryDictionary.setCurrentTimeForTest(-1);
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}
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/**
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* Generates a random word.
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*/
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@ -207,4 +245,28 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
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FileUtils.deleteRecursively(dictFile);
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}
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}
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public void testDecaying() {
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final Locale dummyLocale = new Locale("test_decaying" + System.currentTimeMillis());
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final int numberOfWords = 5000;
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final Random random = new Random(123456);
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clearHistory(dummyLocale);
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final List<String> words = generateWords(numberOfWords, random);
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final UserHistoryDictionary dict =
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PersonalizationHelper.getUserHistoryDictionary(getContext(), dummyLocale);
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String prevWord = null;
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for (final String word : words) {
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dict.addToDictionary(prevWord, word, true, mCurrentTime);
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prevWord = word;
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assertTrue(dict.isInUnderlyingBinaryDictionaryForTests(word));
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}
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forcePassingShortTime();
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for (final String word : words) {
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assertTrue(dict.isInUnderlyingBinaryDictionaryForTests(word));
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}
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forcePassingLongTime();
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for (final String word : words) {
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assertFalse(dict.isInUnderlyingBinaryDictionaryForTests(word));
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}
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}
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}
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