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am 36b8962a: Merge "Fix UserHistoryDictionaryTests"

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* commit '36b8962a9ae063e51567ccae25d81b841cb322f0':
  Fix UserHistoryDictionaryTests
This commit is contained in:
Tadashi G. Takaoka 2014-02-12 23:52:10 -08:00 committed by Android Git Automerger
commit 8cdc727346
3 changed files with 70 additions and 79 deletions
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43
java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
View file

@ -122,7 +122,7 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
new DictionaryUpdateController();
/* A extension for a binary dictionary file. */
public static final String DICT_FILE_EXTENSION = ".dict";
protected static final String DICT_FILE_EXTENSION = ".dict";
private final AtomicReference<Runnable> mUnfinishedFlushingTask =
new AtomicReference<Runnable>();
@ -148,10 +148,6 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
return mBinaryDictionary.isValidDictionary();
}
private File getDictFile() {
return mDictFile;
}
/**
* Gets the dictionary update controller for the given dictionary name.
*/
@ -224,15 +220,20 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
mContext = context;
mLocale = locale;
mIsUpdatable = isUpdatable;
mDictFile = (dictFile != null) ? dictFile
: new File(context.getFilesDir(), dictName + DICT_FILE_EXTENSION);
mDictFile = getDictFile(context, dictName, dictFile);
mBinaryDictionary = null;
mDictNameDictionaryUpdateController = getDictionaryUpdateController(dictName);
// Currently, only dynamic personalization dictionary is updatable.
mDictionaryWriter = getDictionaryWriter(isUpdatable);
}
protected static String getDictName(final String name, final Locale locale,
public static File getDictFile(final Context context, final String dictName,
final File dictFile) {
return (dictFile != null) ? dictFile
: new File(context.getFilesDir(), dictName + DICT_FILE_EXTENSION);
}
public static String getDictName(final String name, final Locale locale,
final File dictFile) {
return dictFile != null ? dictFile.getName() : name + "." + locale.toString();
}
@ -276,6 +277,7 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
}
protected void clear() {
final File dictFile = mDictFile;
getExecutor(mDictName).execute(new Runnable() {
@Override
public void run() {
@ -283,14 +285,13 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
if (mBinaryDictionary != null) {
mBinaryDictionary.close();
}
final File file = getDictFile();
if (file.exists() && !FileUtils.deleteRecursively(file)) {
Log.e(TAG, "Can't remove a file: " + file.getName());
if (dictFile.exists() && !FileUtils.deleteRecursively(dictFile)) {
Log.e(TAG, "Can't remove a file: " + dictFile.getName());
}
BinaryDictionary.createEmptyDictFile(file.getAbsolutePath(),
BinaryDictionary.createEmptyDictFile(dictFile.getAbsolutePath(),
DICTIONARY_FORMAT_VERSION, mLocale, getHeaderAttributeMap());
mBinaryDictionary = new BinaryDictionary(
file.getAbsolutePath(), 0 /* offset */, file.length(),
dictFile.getAbsolutePath(), 0 /* offset */, dictFile.length(),
true /* useFullEditDistance */, mLocale, mDictType, mIsUpdatable);
} else {
mDictionaryWriter.clear();
@ -541,9 +542,8 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
}
}
final File file = getDictFile();
final String filename = file.getAbsolutePath();
final long length = file.length();
final String filename = mDictFile.getAbsolutePath();
final long length = mDictFile.length();
// Build the new binary dictionary
final BinaryDictionary newBinaryDictionary = new BinaryDictionary(filename, 0 /* offset */,
@ -582,17 +582,16 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
if (needsToReloadBeforeWriting()) {
mDictionaryWriter.clear();
loadDictionaryAsync();
mDictionaryWriter.write(getDictFile(), getHeaderAttributeMap());
mDictionaryWriter.write(mDictFile, getHeaderAttributeMap());
} else {
if (mBinaryDictionary == null || !isValidDictionary()
// TODO: remove the check below
|| !matchesExpectedBinaryDictFormatVersionForThisType(
mBinaryDictionary.getFormatVersion())) {
final File file = getDictFile();
if (file.exists() && !FileUtils.deleteRecursively(file)) {
Log.e(TAG, "Can't remove a file: " + file.getName());
if (mDictFile.exists() && !FileUtils.deleteRecursively(mDictFile)) {
Log.e(TAG, "Can't remove a file: " + mDictFile.getName());
}
BinaryDictionary.createEmptyDictFile(file.getAbsolutePath(),
BinaryDictionary.createEmptyDictFile(mDictFile.getAbsolutePath(),
DICTIONARY_FORMAT_VERSION, mLocale, getHeaderAttributeMap());
} else {
if (mBinaryDictionary.needsToRunGC(false /* mindsBlockByGC */)) {
@ -716,7 +715,7 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
// TODO: cache the file's existence so that we avoid doing a disk access each time.
private boolean dictionaryFileExists() {
return getDictFile().exists();
return mDictFile.exists();
}
/**

5
java/src/com/android/inputmethod/latin/personalization/DecayingExpandableBinaryDictionaryBase.java
View file

@ -51,11 +51,10 @@ public abstract class DecayingExpandableBinaryDictionaryBase extends ExpandableB
private final String mDictName;
/* package */ DecayingExpandableBinaryDictionaryBase(final Context context,
protected DecayingExpandableBinaryDictionaryBase(final Context context,
final String dictName, final Locale locale, final String dictionaryType,
final File dictFile) {
super(context, getDictName(dictName, locale, dictFile), locale, dictionaryType,
true /* isUpdatable */, dictFile);
super(context, dictName, locale, dictionaryType, true /* isUpdatable */, dictFile);
mLocale = locale;
mDictName = dictName;
if (mLocale != null && mLocale.toString().length() > 1) {

101
tests/src/com/android/inputmethod/latin/personalization/UserHistoryDictionaryTests.java
View file

@ -22,6 +22,7 @@ import android.util.Log;
import com.android.inputmethod.latin.ExpandableBinaryDictionary;
import com.android.inputmethod.latin.utils.CollectionUtils;
import com.android.inputmethod.latin.utils.FileUtils;
import java.io.File;
import java.util.ArrayList;
@ -46,7 +47,7 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
/**
* Generates a random word.
*/
private String generateWord(final int value) {
private static String generateWord(final int value) {
final int lengthOfChars = CHARACTERS.length;
StringBuilder builder = new StringBuilder();
long lvalue = Math.abs((long)value);
@ -57,7 +58,7 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
return builder.toString();
}
private List<String> generateWords(final int number, final Random random) {
private static List<String> generateWords(final int number, final Random random) {
final Set<String> wordSet = CollectionUtils.newHashSet();
while (wordSet.size() < number) {
wordSet.add(generateWord(random.nextInt()));
@ -65,7 +66,7 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
return new ArrayList<String>(wordSet);
}
private void addToDict(final UserHistoryDictionary dict, final List<String> words) {
private static void addToDict(final UserHistoryDictionary dict, final List<String> words) {
String prevWord = null;
for (String word : words) {
dict.addToDictionary(prevWord, word, true,
@ -78,12 +79,11 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
* @param checkContents if true, checks whether written words are actually in the dictionary
* or not.
*/
private void addAndWriteRandomWords(final String testFilenameSuffix, final int numberOfWords,
private void addAndWriteRandomWords(final Locale locale, final int numberOfWords,
final Random random, final boolean checkContents) {
final List<String> words = generateWords(numberOfWords, random);
final UserHistoryDictionary dict =
PersonalizationHelper.getUserHistoryDictionary(getContext(),
new Locale(testFilenameSuffix));
final UserHistoryDictionary dict = PersonalizationHelper.getUserHistoryDictionary(
mContext, locale);
// Add random words to the user history dictionary.
addToDict(dict, words);
if (checkContents) {
@ -99,12 +99,11 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
/**
* Clear all entries in the user history dictionary.
* @param testFilenameSuffix file name suffix used for testing.
* @param locale dummy locale for testing.
*/
private void clearHistory(final String testFilenameSuffix) {
final UserHistoryDictionary dict =
PersonalizationHelper.getUserHistoryDictionary(getContext(),
new Locale(testFilenameSuffix));
private void clearHistory(final Locale locale) {
final UserHistoryDictionary dict = PersonalizationHelper.getUserHistoryDictionary(
mContext, locale);
dict.waitAllTasksForTests();
dict.clearAndFlushDictionary();
dict.close();
@ -113,37 +112,35 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
/**
* Shut down executer and wait until all operations of user history are done.
* @param testFilenameSuffix file name suffix used for testing.
* @param locale dummy locale for testing.
*/
private void waitForWriting(final String testFilenameSuffix) {
final UserHistoryDictionary dict =
PersonalizationHelper.getUserHistoryDictionary(getContext(),
new Locale(testFilenameSuffix));
private void waitForWriting(final Locale locale) {
final UserHistoryDictionary dict = PersonalizationHelper.getUserHistoryDictionary(
mContext, locale);
dict.waitAllTasksForTests();
}
public void testRandomWords() {
Log.d(TAG, "This test can be used for profiling.");
Log.d(TAG, "Usage: please set UserHistoryDictionary.PROFILE_SAVE_RESTORE to true.");
final String testFilenameSuffix = "test_random_words" + System.currentTimeMillis();
final String fileName = UserHistoryDictionary.NAME + "." + testFilenameSuffix
+ ExpandableBinaryDictionary.DICT_FILE_EXTENSION;
final Locale dummyLocale = new Locale("test_random_words" + System.currentTimeMillis());
final String dictName = ExpandableBinaryDictionary.getDictName(
UserHistoryDictionary.NAME, dummyLocale, null /* dictFile */);
final File dictFile = ExpandableBinaryDictionary.getDictFile(
mContext, dictName, null /* dictFile */);
final int numberOfWords = 1000;
final Random random = new Random(123456);
try {
clearHistory(testFilenameSuffix);
addAndWriteRandomWords(testFilenameSuffix, numberOfWords, random,
clearHistory(dummyLocale);
addAndWriteRandomWords(dummyLocale, numberOfWords, random,
true /* checksContents */);
} finally {
Log.d(TAG, "waiting for writing ...");
waitForWriting(testFilenameSuffix);
final File dictFile = new File(getContext().getFilesDir(), fileName);
if (dictFile != null) {
assertTrue(dictFile.exists());
dictFile.delete();
}
waitForWriting(dummyLocale);
assertTrue("check exisiting of " + dictFile, dictFile.exists());
FileUtils.deleteRecursively(dictFile);
}
}
@ -153,17 +150,18 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
final int numberOfWordsInsertedForEachLanguageSwitch = 100;
final File dictFiles[] = new File[numberOfLanguages];
final String testFilenameSuffixes[] = new String[numberOfLanguages];
final Locale dummyLocales[] = new Locale[numberOfLanguages];
try {
final Random random = new Random(123456);
// Create filename suffixes for this test.
for (int i = 0; i < numberOfLanguages; i++) {
testFilenameSuffixes[i] = "test_switching_languages" + i;
final String fileName = UserHistoryDictionary.NAME + "." + testFilenameSuffixes[i]
+ ExpandableBinaryDictionary.DICT_FILE_EXTENSION;
dictFiles[i] = new File(getContext().getFilesDir(), fileName);
clearHistory(testFilenameSuffixes[i]);
dummyLocales[i] = new Locale("test_switching_languages" + i);
final String dictName = ExpandableBinaryDictionary.getDictName(
UserHistoryDictionary.NAME, dummyLocales[i], null /* dictFile */);
dictFiles[i] = ExpandableBinaryDictionary.getDictFile(
mContext, dictName, null /* dictFile */);
clearHistory(dummyLocales[i]);
}
final long start = System.currentTimeMillis();
@ -171,7 +169,7 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
for (int i = 0; i < numberOfLanguageSwitching; i++) {
final int index = i % numberOfLanguages;
// Switch languages to testFilenameSuffixes[index].
addAndWriteRandomWords(testFilenameSuffixes[index],
addAndWriteRandomWords(dummyLocales[index],
numberOfWordsInsertedForEachLanguageSwitch, random,
false /* checksContents */);
}
@ -182,36 +180,31 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
} finally {
Log.d(TAG, "waiting for writing ...");
for (int i = 0; i < numberOfLanguages; i++) {
waitForWriting(testFilenameSuffixes[i]);
waitForWriting(dummyLocales[i]);
}
for (final File file : dictFiles) {
if (file != null) {
assertTrue(file.exists());
file.delete();
}
for (final File dictFile : dictFiles) {
assertTrue("check exisiting of " + dictFile, dictFile.exists());
FileUtils.deleteRecursively(dictFile);
}
}
}
public void testAddManyWords() {
final String testFilenameSuffix = "test_random_words" + System.currentTimeMillis();
final Locale dummyLocale = new Locale("test_random_words" + System.currentTimeMillis());
final String dictName = ExpandableBinaryDictionary.getDictName(
UserHistoryDictionary.NAME, dummyLocale, null /* dictFile */);
final File dictFile = ExpandableBinaryDictionary.getDictFile(
mContext, dictName, null /* dictFile */);
final int numberOfWords = 10000;
final Random random = new Random(123456);
clearHistory(testFilenameSuffix);
clearHistory(dummyLocale);
try {
addAndWriteRandomWords(testFilenameSuffix, numberOfWords, random,
true /* checksContents */);
addAndWriteRandomWords(dummyLocale, numberOfWords, random, true /* checksContents */);
} finally {
Log.d(TAG, "waiting for writing ...");
waitForWriting(testFilenameSuffix);
final String fileName = UserHistoryDictionary.NAME + "." + testFilenameSuffix
+ ExpandableBinaryDictionary.DICT_FILE_EXTENSION;
final File dictFile = new File(getContext().getFilesDir(), fileName);
if (dictFile != null) {
assertTrue(dictFile.exists());
dictFile.delete();
}
waitForWriting(dummyLocale);
assertTrue("check exisiting of " + dictFile, dictFile.exists());
FileUtils.deleteRecursively(dictFile);
}
}
}