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Support current time controlling for testing. 

Bug: 11073222
Change-Id: I8a0e96ea6711f1f1165209873d8d6a2a77008541
main
Keisuke Kuroyanagi 2013-12-09 16:58:43 +09:00
parent 6c1382b4ae
commit 4c46faa074
3 changed files with 59 additions and 1 deletions
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12
native/jni/src/suggest/policyimpl/dictionary/structure/v4/ver4_patricia_trie_policy.cpp
View File

@ -36,6 +36,11 @@ const char *const Ver4PatriciaTriePolicy::MAX_UNIGRAM_COUNT_QUERY = "MAX_UNIGRAM
const char *const Ver4PatriciaTriePolicy::MAX_BIGRAM_COUNT_QUERY = "MAX_BIGRAM_COUNT";
const char *const Ver4PatriciaTriePolicy::SET_NEEDS_TO_DECAY_FOR_TESTING_QUERY =
"SET_NEEDS_TO_DECAY_FOR_TESTING";
const char *const Ver4PatriciaTriePolicy::SET_CURRENT_TIME_FOR_TESTING_QUERY_FORMAT =
"SET_CURRENT_TIME_FOR_TESTING:%d";
const char *const Ver4PatriciaTriePolicy::GET_CURRENT_TIME_QUERY = "GET_CURRENT_TIME";
const char *const Ver4PatriciaTriePolicy::QUIT_TIMEKEEPER_TEST_MODE_QUERY =
"QUIT_TIMEKEEPER_TEST_MODE";
const int Ver4PatriciaTriePolicy::MARGIN_TO_REFUSE_DYNAMIC_OPERATIONS = 1024;
const int Ver4PatriciaTriePolicy::MIN_DICT_SIZE_TO_REFUSE_DYNAMIC_OPERATIONS =
Ver4DictConstants::MAX_DICTIONARY_SIZE - MARGIN_TO_REFUSE_DYNAMIC_OPERATIONS;
@ -290,6 +295,7 @@ bool Ver4PatriciaTriePolicy::needsToRunGC(const bool mindsBlockByGC) const {
void Ver4PatriciaTriePolicy::getProperty(const char *const query, const int queryLength,
char *const outResult, const int maxResultLength) {
const int compareLength = queryLength + 1 /* terminator */;
int timestamp = NOT_A_TIMESTAMP;
if (strncmp(query, UNIGRAM_COUNT_QUERY, compareLength) == 0) {
snprintf(outResult, maxResultLength, "%d", mUnigramCount);
} else if (strncmp(query, BIGRAM_COUNT_QUERY, compareLength) == 0) {
@ -304,6 +310,12 @@ void Ver4PatriciaTriePolicy::getProperty(const char *const query, const int quer
static_cast<int>(Ver4DictConstants::MAX_DICTIONARY_SIZE));
} else if (strncmp(query, SET_NEEDS_TO_DECAY_FOR_TESTING_QUERY, compareLength) == 0) {
mNeedsToDecayForTesting = true;
} else if (sscanf(query, SET_CURRENT_TIME_FOR_TESTING_QUERY_FORMAT, &timestamp) == 1) {
TimeKeeper::startTestModeWithForceCurrentTime(timestamp);
} else if (strncmp(query, GET_CURRENT_TIME_QUERY, compareLength) == 0) {
snprintf(outResult, maxResultLength, "%d", TimeKeeper::peekCurrentTime());
} else if (strncmp(query, QUIT_TIMEKEEPER_TEST_MODE_QUERY, compareLength) == 0) {
TimeKeeper::stopTestMode();
}
}

3
native/jni/src/suggest/policyimpl/dictionary/structure/v4/ver4_patricia_trie_policy.h
View File

@ -118,6 +118,9 @@ class Ver4PatriciaTriePolicy : public DictionaryStructureWithBufferPolicy {
static const char *const MAX_UNIGRAM_COUNT_QUERY;
static const char *const MAX_BIGRAM_COUNT_QUERY;
static const char *const SET_NEEDS_TO_DECAY_FOR_TESTING_QUERY;
static const char *const SET_CURRENT_TIME_FOR_TESTING_QUERY_FORMAT;
static const char *const GET_CURRENT_TIME_QUERY;
static const char *const QUIT_TIMEKEEPER_TEST_MODE_QUERY;
// When the dictionary size is near the maximum size, we have to refuse dynamic operations to
// prevent the dictionary from overflowing.
static const int MARGIN_TO_REFUSE_DYNAMIC_OPERATIONS;

45
tests/src/com/android/inputmethod/latin/BinaryDictionaryDecayingTests.java
View File

@ -37,9 +37,13 @@ public class BinaryDictionaryDecayingTests extends AndroidTestCase {
private static final String TEST_LOCALE = "test";
// Note that these are corresponding definitions in native code in
// latinime::DynamicPatriciaTriePolicy.
// latinime::Ver4PatriciaTriePolicy.
private static final String SET_NEEDS_TO_DECAY_FOR_TESTING_KEY =
"SET_NEEDS_TO_DECAY_FOR_TESTING";
private static final String SET_CURRENT_TIME_FOR_TESTING_QUERY =
"SET_CURRENT_TIME_FOR_TESTING";
private static final String GET_CURRENT_TIME_QUERY = "GET_CURRENT_TIME";
private static final String QUIT_TIMEKEEPER_TEST_MODE_QUERY = "QUIT_TIMEKEEPER_TEST_MODE";
private static final int DUMMY_PROBABILITY = 0;
@ -114,6 +118,45 @@ public class BinaryDictionaryDecayingTests extends AndroidTestCase {
}
}
private static int getCurrentTime(final BinaryDictionary binaryDictionary) {
return Integer.parseInt(binaryDictionary.getPropertyForTests(GET_CURRENT_TIME_QUERY));
}
private static void setCurrentTime(final BinaryDictionary binaryDictionary,
final int currentTime) {
final String query = SET_CURRENT_TIME_FOR_TESTING_QUERY + ":" + currentTime;
binaryDictionary.getPropertyForTests(query);
}
public void testControllCurrentTime() {
testControllCurrentTime(FormatSpec.VERSION4);
}
private void testControllCurrentTime(final int formatVersion) {
final int TEST_COUNT = 1000;
final long seed = System.currentTimeMillis();
final Random random = new Random(seed);
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 startTime = getCurrentTime(binaryDictionary);
for (int i = 0; i < TEST_COUNT; i++) {
final int currentTime = random.nextInt(Integer.MAX_VALUE);
setCurrentTime(binaryDictionary, currentTime);
assertEquals(currentTime, getCurrentTime(binaryDictionary));
}
binaryDictionary.getPropertyForTests(QUIT_TIMEKEEPER_TEST_MODE_QUERY);
final int endTime = getCurrentTime(binaryDictionary);
final int MAX_ALLOWED_ELAPSED_TIME = 10;
assertTrue(startTime <= endTime && endTime <= startTime + MAX_ALLOWED_ELAPSED_TIME);
}
public void testAddValidAndInvalidWords() {
testAddValidAndInvalidWords(4 /* formatVersion */);
}