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-rw-r--r--tests/src/com/android/inputmethod/latin/BinaryDictionaryTests.java76
-rw-r--r--tests/src/com/android/inputmethod/latin/SuggestedWordsTests.java4
-rw-r--r--tests/src/com/android/inputmethod/latin/personalization/UserHistoryDictionaryTests.java83
3 files changed, 116 insertions, 47 deletions
diff --git a/tests/src/com/android/inputmethod/latin/BinaryDictionaryTests.java b/tests/src/com/android/inputmethod/latin/BinaryDictionaryTests.java
index 6ba18d665..dbe3e25b8 100644
--- a/tests/src/com/android/inputmethod/latin/BinaryDictionaryTests.java
+++ b/tests/src/com/android/inputmethod/latin/BinaryDictionaryTests.java
@@ -55,6 +55,10 @@ public class BinaryDictionaryTests extends AndroidTestCase {
return formatVersion > FormatSpec.VERSION401;
}
+ private static boolean supportsNgram(final int formatVersion) {
+ return formatVersion >= FormatSpec.VERSION4_DEV;
+ }
+
private File createEmptyDictionaryAndGetFile(final String dictId,
final int formatVersion) throws IOException {
if (formatVersion == FormatSpec.VERSION4
@@ -208,6 +212,14 @@ public class BinaryDictionaryTests extends AndroidTestCase {
BinaryDictionary.NOT_A_VALID_TIMESTAMP /* timestamp */);
}
+ private static void addTrigramEntry(final BinaryDictionary binaryDictionary, final String word0,
+ final String word1, final String word2, final int probability) {
+ final PrevWordsInfo prevWordsInfo =
+ new PrevWordsInfo(new WordInfo[] { new WordInfo(word1), new WordInfo(word0) } );
+ binaryDictionary.addNgramEntry(prevWordsInfo, word2, probability,
+ BinaryDictionary.NOT_A_VALID_TIMESTAMP /* timestamp */);
+ }
+
private static boolean isValidBigram(final BinaryDictionary binaryDictionary,
final String word0, final String word1) {
return binaryDictionary.isValidNgram(new PrevWordsInfo(new WordInfo(word0)), word1);
@@ -218,11 +230,25 @@ public class BinaryDictionaryTests extends AndroidTestCase {
binaryDictionary.removeNgramEntry(new PrevWordsInfo(new WordInfo(word0)), word1);
}
+ private static void removeTrigramEntry(final BinaryDictionary binaryDictionary,
+ final String word0, final String word1, final String word2) {
+ final PrevWordsInfo prevWordsInfo =
+ new PrevWordsInfo(new WordInfo[] { new WordInfo(word1), new WordInfo(word0) } );
+ binaryDictionary.removeNgramEntry(prevWordsInfo, word2);
+ }
+
private static int getBigramProbability(final BinaryDictionary binaryDictionary,
final String word0, final String word1) {
return binaryDictionary.getNgramProbability(new PrevWordsInfo(new WordInfo(word0)), word1);
}
+ private static int getTrigramProbability(final BinaryDictionary binaryDictionary,
+ final String word0, final String word1, final String word2) {
+ final PrevWordsInfo prevWordsInfo =
+ new PrevWordsInfo(new WordInfo[] { new WordInfo(word1), new WordInfo(word0) } );
+ return binaryDictionary.getNgramProbability(prevWordsInfo, word2);
+ }
+
public void testAddUnigramWord() {
for (final int formatVersion : DICT_FORMAT_VERSIONS) {
testAddUnigramWord(formatVersion);
@@ -500,6 +526,56 @@ public class BinaryDictionaryTests extends AndroidTestCase {
dictFile.delete();
}
+ public void testAddTrigramWords() {
+ for (final int formatVersion : DICT_FORMAT_VERSIONS) {
+ if (supportsNgram(formatVersion)) {
+ testAddTrigramWords(formatVersion);
+ }
+ }
+ }
+
+ private void testAddTrigramWords(final int formatVersion) {
+ File dictFile = null;
+ try {
+ dictFile = createEmptyDictionaryAndGetFile("TestBinaryDictionary", formatVersion);
+ } catch (IOException e) {
+ fail("IOException while writing an initial dictionary : " + e);
+ }
+ BinaryDictionary binaryDictionary = new BinaryDictionary(dictFile.getAbsolutePath(),
+ 0 /* offset */, dictFile.length(), true /* useFullEditDistance */,
+ Locale.getDefault(), TEST_LOCALE, true /* isUpdatable */);
+
+ final int unigramProbability = 100;
+ final int trigramProbability = 150;
+ final int updatedTrigramProbability = 200;
+ addUnigramWord(binaryDictionary, "aaa", unigramProbability);
+ addUnigramWord(binaryDictionary, "abb", unigramProbability);
+ addUnigramWord(binaryDictionary, "bcc", unigramProbability);
+
+ addBigramWords(binaryDictionary, "abb", "bcc", 10);
+ addBigramWords(binaryDictionary, "abb", "aaa", 10);
+
+ addTrigramEntry(binaryDictionary, "aaa", "abb", "bcc", trigramProbability);
+ addTrigramEntry(binaryDictionary, "bcc", "abb", "aaa", trigramProbability);
+
+ assertEquals(trigramProbability,
+ getTrigramProbability(binaryDictionary, "aaa", "abb", "bcc"));
+ assertEquals(trigramProbability,
+ getTrigramProbability(binaryDictionary, "bcc", "abb", "aaa"));
+ assertFalse(isValidBigram(binaryDictionary, "aaa", "abb"));
+
+ addTrigramEntry(binaryDictionary, "bcc", "abb", "aaa", updatedTrigramProbability);
+ assertEquals(updatedTrigramProbability,
+ getTrigramProbability(binaryDictionary, "bcc", "abb", "aaa"));
+
+ removeTrigramEntry(binaryDictionary, "aaa", "abb", "bcc");
+ assertEquals(Dictionary.NOT_A_PROBABILITY,
+ getTrigramProbability(binaryDictionary, "aaa", "abb", "bcc"));
+ assertTrue(isValidBigram(binaryDictionary, "abb", "bcc"));
+
+ dictFile.delete();
+ }
+
public void testFlushDictionary() {
for (final int formatVersion : DICT_FORMAT_VERSIONS) {
testFlushDictionary(formatVersion);
diff --git a/tests/src/com/android/inputmethod/latin/SuggestedWordsTests.java b/tests/src/com/android/inputmethod/latin/SuggestedWordsTests.java
index 869c550e0..563261f8f 100644
--- a/tests/src/com/android/inputmethod/latin/SuggestedWordsTests.java
+++ b/tests/src/com/android/inputmethod/latin/SuggestedWordsTests.java
@@ -147,7 +147,7 @@ public class SuggestedWordsTests extends AndroidTestCase {
assertNull(wordsWithoutTypedWord.getTypedWordInfoOrNull());
// Make sure getTypedWordInfoOrNull() returns null.
- assertNull(SuggestedWords.EMPTY.getTypedWordInfoOrNull());
+ assertNull(SuggestedWords.getEmptyInstance().getTypedWordInfoOrNull());
final SuggestedWords emptySuggestedWords = new SuggestedWords(
new ArrayList<SuggestedWordInfo>(), null /* rawSuggestions */,
@@ -157,6 +157,6 @@ public class SuggestedWordsTests extends AndroidTestCase {
SuggestedWords.INPUT_STYLE_NONE);
assertNull(emptySuggestedWords.getTypedWordInfoOrNull());
- assertNull(SuggestedWords.EMPTY.getTypedWordInfoOrNull());
+ assertNull(SuggestedWords.getEmptyInstance().getTypedWordInfoOrNull());
}
}
diff --git a/tests/src/com/android/inputmethod/latin/personalization/UserHistoryDictionaryTests.java b/tests/src/com/android/inputmethod/latin/personalization/UserHistoryDictionaryTests.java
index abb468fda..62f106110 100644
--- a/tests/src/com/android/inputmethod/latin/personalization/UserHistoryDictionaryTests.java
+++ b/tests/src/com/android/inputmethod/latin/personalization/UserHistoryDictionaryTests.java
@@ -74,9 +74,10 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
}
}
- private void checkExistenceAndRemoveDictFile(final Locale locale, final File dictFile) {
+ private void checkExistenceAndRemoveDictFile(final UserHistoryDictionary dict,
+ final File dictFile) {
Log.d(TAG, "waiting for writing ...");
- waitForWriting(locale);
+ dict.waitAllTasksForTests();
if (!dictFile.exists()) {
try {
Log.d(TAG, dictFile + " is not existing. Wait "
@@ -91,6 +92,10 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
FileUtils.deleteRecursively(dictFile);
}
+ private static Locale getDummyLocale(final String name) {
+ return new Locale(TEST_LOCALE_PREFIX + name + System.currentTimeMillis());
+ }
+
@Override
protected void setUp() throws Exception {
super.setUp();
@@ -168,11 +173,9 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
* @param checkContents if true, checks whether written words are actually in the dictionary
* or not.
*/
- private void addAndWriteRandomWords(final Locale locale, final int numberOfWords,
- final Random random, final boolean checkContents) {
+ private void addAndWriteRandomWords(final UserHistoryDictionary dict,
+ final int numberOfWords, final Random random, final boolean checkContents) {
final List<String> words = generateWords(numberOfWords, random);
- final UserHistoryDictionary dict = PersonalizationHelper.getUserHistoryDictionary(
- mContext, locale);
// Add random words to the user history dictionary.
addToDict(dict, words);
if (checkContents) {
@@ -188,46 +191,34 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
/**
* Clear all entries in the user history dictionary.
- * @param locale dummy locale for testing.
+ * @param dict the user history dictionary.
*/
- private void clearHistory(final Locale locale) {
- final UserHistoryDictionary dict = PersonalizationHelper.getUserHistoryDictionary(
- mContext, locale);
+ private void clearHistory(final UserHistoryDictionary dict) {
dict.waitAllTasksForTests();
dict.clear();
dict.close();
dict.waitAllTasksForTests();
}
- /**
- * Shut down executer and wait until all operations of user history are done.
- * @param locale dummy locale for testing.
- */
- 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 Locale dummyLocale =
- new Locale(TEST_LOCALE_PREFIX + "random_words" + System.currentTimeMillis());
+ final Locale dummyLocale = getDummyLocale("random_words");
final String dictName = ExpandableBinaryDictionary.getDictName(
UserHistoryDictionary.NAME, dummyLocale, null /* dictFile */);
final File dictFile = ExpandableBinaryDictionary.getDictFile(
mContext, dictName, null /* dictFile */);
+ final UserHistoryDictionary dict = PersonalizationHelper.getUserHistoryDictionary(
+ getContext(), dummyLocale);
final int numberOfWords = 1000;
final Random random = new Random(123456);
try {
- clearHistory(dummyLocale);
- addAndWriteRandomWords(dummyLocale, numberOfWords, random,
- true /* checksContents */);
+ clearHistory(dict);
+ addAndWriteRandomWords(dict, numberOfWords, random, true /* checksContents */);
} finally {
- checkExistenceAndRemoveDictFile(dummyLocale, dictFile);
+ checkExistenceAndRemoveDictFile(dict, dictFile);
}
}
@@ -237,28 +228,30 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
final int numberOfWordsInsertedForEachLanguageSwitch = 100;
final File dictFiles[] = new File[numberOfLanguages];
- final Locale dummyLocales[] = new Locale[numberOfLanguages];
+ final UserHistoryDictionary dicts[] = new UserHistoryDictionary[numberOfLanguages];
+
try {
final Random random = new Random(123456);
// Create filename suffixes for this test.
for (int i = 0; i < numberOfLanguages; i++) {
- dummyLocales[i] = new Locale(TEST_LOCALE_PREFIX + "switching_languages" + i);
+ final Locale dummyLocale = getDummyLocale("switching_languages" + i);
final String dictName = ExpandableBinaryDictionary.getDictName(
- UserHistoryDictionary.NAME, dummyLocales[i], null /* dictFile */);
+ UserHistoryDictionary.NAME, dummyLocale, null /* dictFile */);
dictFiles[i] = ExpandableBinaryDictionary.getDictFile(
mContext, dictName, null /* dictFile */);
- clearHistory(dummyLocales[i]);
+ dicts[i] = PersonalizationHelper.getUserHistoryDictionary(getContext(),
+ dummyLocale);
+ clearHistory(dicts[i]);
}
final long start = System.currentTimeMillis();
for (int i = 0; i < numberOfLanguageSwitching; i++) {
final int index = i % numberOfLanguages;
- // Switch languages to testFilenameSuffixes[index].
- addAndWriteRandomWords(dummyLocales[index],
- numberOfWordsInsertedForEachLanguageSwitch, random,
- false /* checksContents */);
+ // Switch to dicts[index].
+ addAndWriteRandomWords(dicts[index], numberOfWordsInsertedForEachLanguageSwitch,
+ random, false /* checksContents */);
}
final long end = System.currentTimeMillis();
@@ -266,38 +259,38 @@ public class UserHistoryDictionaryTests extends AndroidTestCase {
+ (end - start) + " ms");
} finally {
for (int i = 0; i < numberOfLanguages; i++) {
- checkExistenceAndRemoveDictFile(dummyLocales[i], dictFiles[i]);
+ checkExistenceAndRemoveDictFile(dicts[i], dictFiles[i]);
}
}
}
public void testAddManyWords() {
- final Locale dummyLocale =
- new Locale(TEST_LOCALE_PREFIX + "many_random_words" + System.currentTimeMillis());
+ final Locale dummyLocale = getDummyLocale("many_random_words");
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(dummyLocale);
+ final UserHistoryDictionary dict = PersonalizationHelper.getUserHistoryDictionary(
+ getContext(), dummyLocale);
+ clearHistory(dict);
try {
- addAndWriteRandomWords(dummyLocale, numberOfWords, random, true /* checksContents */);
+ addAndWriteRandomWords(dict, numberOfWords, random, true /* checksContents */);
} finally {
- checkExistenceAndRemoveDictFile(dummyLocale, dictFile);
+ checkExistenceAndRemoveDictFile(dict, dictFile);
}
}
public void testDecaying() {
- final Locale dummyLocale =
- new Locale(TEST_LOCALE_PREFIX + "decaying" + System.currentTimeMillis());
+ final Locale dummyLocale = getDummyLocale("decaying");
+ final UserHistoryDictionary dict = PersonalizationHelper.getUserHistoryDictionary(
+ getContext(), dummyLocale);
final int numberOfWords = 5000;
final Random random = new Random(123456);
resetCurrentTimeForTestMode();
- clearHistory(dummyLocale);
+ clearHistory(dict);
final List<String> words = generateWords(numberOfWords, random);
- final UserHistoryDictionary dict =
- PersonalizationHelper.getUserHistoryDictionary(getContext(), dummyLocale);
dict.waitAllTasksForTests();
PrevWordsInfo prevWordsInfo = PrevWordsInfo.EMPTY_PREV_WORDS_INFO;
for (final String word : words) {