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C++ MojDb::find方法代码示例

本文整理汇总了C++中MojDb::find方法的典型用法代码示例。如果您正苦于以下问题：C++ MojDb::find方法的具体用法？C++ MojDb::find怎么用？C++ MojDb::find使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类MojDb的用法示例。


在下文中一共展示了MojDb::find方法的11个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: checkObjectsPurged

MojErr MojDbPurgeTest::checkObjectsPurged(MojDb& db, const MojUInt32& count, const MojSize& expectedCount,
		const MojSize& expectedNumObjects, const MojSize& expectedNumRevTimestampObjects, const MojObject& expectedLastPurgeRevNum)
{
	//check number of objects purged
	MojTestAssert(count == expectedCount);

	//there should still be expectedNumObjects test objects
	MojDbQuery query;
	MojErr err = query.from(_T("PurgeTest:1"));
	MojTestErrCheck(err);

	MojDbCursor cursor;
	err = db.find(query, cursor);
	MojTestErrCheck(err);

	MojUInt32 objCount;
	err = cursor.count(objCount);
	MojTestErrCheck(err);
	err = cursor.close();
	MojTestErrCheck(err);

	MojTestAssert(objCount == expectedNumObjects);

	//there should be expectedNumRevTimestampObjects RevTimestamp objects
	MojDbQuery revQuery;
	err = revQuery.from(MojDbKindEngine::RevTimestampId);
	MojTestErrCheck(err);

	MojDbCursor revCursor;
	err = db.find(revQuery, revCursor);
	MojTestErrCheck(err);

	MojUInt32 revTimestampObjCount;
	err = revCursor.count(revTimestampObjCount);
	MojTestErrCheck(err);
	err = revCursor.close();
	MojTestErrCheck(err);

	MojTestAssert(revTimestampObjCount == expectedNumRevTimestampObjects);

	//lastPurgedRevNum should be equal to the expectedLastPurgeRevNum
	MojObject revNum;
	err = db.purgeStatus(revNum);
	MojTestErrCheck(err);

	MojTestAssert(revNum == expectedLastPurgeRevNum);

	return MojErrNone;
}
开发者ID:ctbrowser，项目名称:db8，代码行数:49，代码来源:MojDbPurgeTest.cpp

示例2: verifyRecords

/**
 * verifyRecords
 */
MojErr MojDbShardManagerTest::verifyRecords (const MojChar* strKind, MojDb& db, const MojDbShardInfo&, MojUInt32& count)
{
    MojDbQuery query;
    MojDbCursor cursor;
    count = 0;

    MojErr err = query.from(strKind);
    MojErrCheck(err);

    err = db.find(query, cursor);
    MojErrCheck(err);

    while (true)
    {
        bool found;
        MojObject dbObj;

        err = cursor.get(dbObj, found);
        MojErrCheck(err);
        if (!found)
            break;

        ++count;
    }

    return MojErrNone;
}
开发者ID:ctbrowser，项目名称:db8，代码行数:30，代码来源:MojDbShardManagerTest.cpp

示例3: rangeTest

MojErr MojDbWatchTest::rangeTest(MojDb& db)
{
    MojDbQuery query;
    MojErr err = query.from(_T("WatchTest:1"));
    MojTestErrCheck(err);
    err = query.where(_T("foo"), MojDbQuery::OpGreaterThan, 5);
    MojTestErrCheck(err);
    err = query.where(_T("foo"), MojDbQuery::OpLessThan, 100);
    MojTestErrCheck(err);
    MojRefCountedPtr<TestWatcher> watcher(new TestWatcher);
    MojTestAssert(watcher.get());
    MojDbCursor cursor;
    err = db.find(query, cursor, watcher->m_slot);
    MojTestErrCheck(err);
    err = cursor.close();
    MojTestErrCheck(err);
    MojTestAssert(watcher->m_count == 0);
    MojObject id;
    MojInt64 rev;
    err = put(db, 5, 5, id, rev);
    MojTestErrCheck(err);
    MojTestAssert(watcher->m_count == 0);
    err = put(db, 100, 100, id, rev);
    MojTestErrCheck(err);
    MojTestAssert(watcher->m_count == 0);
    err = put(db, 6, 6, id, rev);
    MojTestErrCheck(err);
    MojTestAssert(watcher->m_count == 1);
    watcher.reset(new TestWatcher);
    MojTestAssert(watcher.get());
    err = db.find(query, cursor, watcher->m_slot);
    MojTestErrCheck(err);
    err = cursor.close();
    MojTestErrCheck(err);
    MojTestAssert(watcher->m_count == 0);
    err = put(db, 99, 99, id, rev);
    MojTestErrCheck(err);
    MojTestAssert(watcher->m_count == 1);

    return MojErrNone;
}
开发者ID:halfhalo，项目名称:db8，代码行数:41，代码来源:MojDbWatchTest.cpp

示例4: cancelTest

MojErr MojDbWatchTest::cancelTest(MojDb& db)
{
    // cancel find
    MojDbQuery query;
    MojErr err = query.from(_T("WatchTest:1"));
    MojTestErrCheck(err);
    err = query.where(_T("foo"), MojDbQuery::OpLessThanEq, 45);
    MojTestErrCheck(err);
    MojRefCountedPtr<TestWatcher> watcher(new TestWatcher);
    MojTestAssert(watcher.get());
    watcher->m_slot.cancel();
    MojDbCursor cursor;
    err = db.find(query, cursor, watcher->m_slot);
    MojTestErrCheck(err);
    err = cursor.close();
    MojTestErrCheck(err);
    MojTestAssert(watcher->m_count == 0);
    watcher->m_slot.cancel();
    MojTestAssert(watcher->m_count == 0);
    MojObject id;
    err = put(db, 1, 1, id, m_rev);
    MojTestErrCheck(err);
    MojTestAssert(watcher->m_count == 0);
    // cancel watch
    watcher.reset(new TestWatcher);
    MojTestAssert(watcher.get());
    MojDbQuery queryWithRev;
    err = queryWithRev.from(_T("WatchTest:1"));
    MojTestErrCheck(err);
    err = queryWithRev.where(_T("foo"), MojDbQuery::OpEq, 45);
    MojTestErrCheck(err);
    err = queryWithRev.where(_T("_rev"), MojDbQuery::OpGreaterThan, m_rev);
    MojTestErrCheck(err);
    bool fired = false;
    err = db.watch(queryWithRev, cursor, watcher->m_slot, fired);
    MojTestErrCheck(err);
    err = cursor.close();
    MojTestErrCheck(err);
    MojTestAssert(!fired);
    MojTestAssert(watcher->m_count == 0);
    watcher->m_slot.cancel();
    MojTestAssert(watcher->m_count == 0);
    err = put(db, 45, 45, id, m_rev);
    MojTestErrCheck(err);
    MojTestAssert(watcher->m_count == 0);

    return MojErrNone;
}
开发者ID:halfhalo，项目名称:db8，代码行数:48，代码来源:MojDbWatchTest.cpp

示例5: check

MojErr MojDbDistinctTest::check(MojDb& db, const MojDbQuery& query, MojDbCursor& cursor, const MojChar* queryString, const MojChar* expectedIdsJson)
{
	MojErr err = db.find(query, cursor);
	MojTestErrCheck(err);

	MojObjectBuilder builder;
	err = builder.beginArray();
	MojTestErrCheck(err);
	err = cursor.visit(builder);
	MojTestErrCheck(err);
	err = cursor.close();
	MojTestErrCheck(err);
	err = builder.endArray();
	MojTestErrCheck(err);
	MojObject results = builder.object();

	MojString json;
	err = results.toJson(json);
	MojTestErrCheck(err);

	MojObject expected;
	err = expected.fromJson(expectedIdsJson);
	MojTestErrCheck(err);

	// size check
	MojTestAssert(expected.size() == results.size());

	// value check
	MojObject::ConstArrayIterator j = results.arrayBegin();
	for (MojObject::ConstArrayIterator i = expected.arrayBegin();
			i != expected.arrayEnd(); ++i, ++j) {
		MojObject value;
		err = j->getRequired(queryString, value);
		MojTestErrCheck(err);
		MojTestAssert(*i == value);
	}
	return MojErrNone;
}
开发者ID:KyleMaas，项目名称:db8，代码行数:38，代码来源:MojDbDistinctTest.cpp

示例6: check

MojErr MojDbSearchTest::check(MojDb& db, const MojDbQuery& query, const MojChar* expectedIdsJson)
{
   MojString str;
   MojDbSearchCursor cursor(str);
	MojErr err = db.find(query, cursor);
	MojTestErrCheck(err);

	MojObjectBuilder builder;
	err = builder.beginArray();
	MojTestErrCheck(err);
	err = cursor.visit(builder);
	MojTestErrCheck(err);
	err = cursor.close();
	MojTestErrCheck(err);
	err = builder.endArray();
	MojTestErrCheck(err);
	MojObject results = builder.object();

	MojString json;
	err = results.toJson(json);
	MojTestErrCheck(err);

	MojObject expected;
	err = expected.fromJson(expectedIdsJson);
	MojTestErrCheck(err);

	MojTestAssert(expected.size() == results.size());
	MojObject::ConstArrayIterator j = results.arrayBegin();
	for (MojObject::ConstArrayIterator i = expected.arrayBegin();
			i != expected.arrayEnd(); ++i, ++j) {
		MojObject id;
		err = j->getRequired(MojDb::IdKey, id);
		MojTestErrCheck(err);
		MojTestAssert(*i == id);
	}
	return MojErrNone;
}
开发者ID:ctbrowser，项目名称:db8，代码行数:37，代码来源:MojDbSearchTest.cpp

示例7: eqTest

MojErr MojDbWatchTest::eqTest(MojDb& db)
{
    MojDbQuery query;
    MojErr err = query.from(_T("WatchTest:1"));
    MojTestErrCheck(err);
    err = query.where(_T("foo"), MojDbQuery::OpEq, 1);
    MojTestErrCheck(err);
    MojRefCountedPtr<TestWatcher> watcher(new TestWatcher);
    MojTestAssert(watcher.get());
    MojDbCursor cursor;
    err = db.find(query, cursor, watcher->m_slot);
    MojTestErrCheck(err);
    err = cursor.close();
    MojTestErrCheck(err);
    MojTestAssert(watcher->m_count == 0);
    MojRefCountedPtr<TestWatcher> watcher2(new TestWatcher);
    MojTestAssert(watcher2.get());
    bool fired = false;
    err = db.watch(query, cursor, watcher2->m_slot, fired);
    MojTestErrCheck(err);
    err = cursor.close();
    MojTestErrCheck(err);
    MojTestAssert(!fired);
    // puts
    MojObject id;
    err = put(db, 0, 0, id, m_rev);
    MojTestErrCheck(err);
    MojTestAssert(watcher->m_count == 0);
    MojTestAssert(watcher2->m_count == 0);
    err = put(db, 2, 2, id, m_rev);
    MojTestErrCheck(err);
    MojTestAssert(watcher->m_count == 0);
    MojTestAssert(watcher2->m_count == 0);
    err = put(db, 1, 1, id, m_rev);
    MojTestErrCheck(err);
    MojTestAssert(watcher->m_count == 1);
    MojTestAssert(watcher2->m_count == 1);
    err = put(db, 1, 1, id, m_rev);
    MojTestErrCheck(err);
    MojTestAssert(watcher->m_count == 1);
    MojTestAssert(watcher2->m_count == 1);
    // put, changing property not in index
    watcher.reset(new TestWatcher);
    MojTestAssert(watcher.get());
    err = db.find(query, cursor, watcher->m_slot);
    MojTestErrCheck(err);
    err = cursor.close();
    MojTestErrCheck(err);
    err = put(db, 1, 2, id, m_rev);
    MojTestErrCheck(err);
    MojTestAssert(watcher->m_count == 1);
    // dels
    watcher.reset(new TestWatcher);
    MojTestAssert(watcher.get());
    err = db.find(query, cursor, watcher->m_slot);
    MojTestErrCheck(err);
    err = cursor.close();
    MojTestErrCheck(err);
    watcher2.reset(new TestWatcher);
    MojTestAssert(watcher2.get());
    MojDbQuery queryWithRev;
    err = queryWithRev.from(_T("WatchTest:1"));
    MojTestErrCheck(err);
    err = queryWithRev.where(_T("foo"), MojDbQuery::OpEq, 1);
    MojTestErrCheck(err);
    err = queryWithRev.where(_T("_rev"), MojDbQuery::OpGreaterThan, m_rev);
    MojTestErrCheck(err);
    err = queryWithRev.includeDeleted();
    MojTestErrCheck(err);
    fired = false;
    err = db.watch(queryWithRev, cursor, watcher2->m_slot, fired);
    MojTestErrCheck(err);
    err = cursor.close();
    MojTestErrCheck(err);
    MojTestAssert(!fired);
    MojTestAssert(watcher->m_count == 0);
    MojTestAssert(watcher2->m_count == 0);
    bool found;
    err = db.del(id, found);
    MojTestErrCheck(err);
    MojTestAssert(found);
    MojTestAssert(watcher->m_count == 1);
    MojTestAssert(watcher2->m_count == 1);
    // ordering
    watcher.reset(new TestWatcher);
    MojTestAssert(watcher.get());
    err = db.find(query, cursor, watcher->m_slot);
    MojTestErrCheck(err);
    err = put(db, 1, 1, id, m_rev);
    MojTestErrCheck(err);
    MojTestAssert(watcher->m_count == 0);
    err = cursor.close();
    MojTestErrCheck(err);
    MojTestAssert(watcher->m_count == 1);

    return MojErrNone;
}
开发者ID:halfhalo，项目名称:db8，代码行数:97，代码来源:MojDbWatchTest.cpp

示例8: pageTest

MojErr MojDbWatchTest::pageTest(MojDb& db)
{
    MojObject id;
    MojObject idFirst;
    MojObject idFourth;
    MojObject idLast;
    MojInt64 rev;
    for (int i = 100; i < 150; ++i) {
        MojErr err = put(db, 100, i, id, rev);
        MojTestErrCheck(err);
        if (i == 100) {
            idFirst = id;
        } else if (i == 103) {
            idFourth = id;
        } else if (i == 149) {
            idLast = id;
        }
    }
    MojDbQuery query;
    MojErr err = query.from(_T("WatchTest:1"));
    MojTestErrCheck(err);
    err = query.where(_T("foo"), MojDbQuery::OpGreaterThanEq, 100);
    MojTestErrCheck(err);
    query.limit(3);
    MojRefCountedPtr<TestWatcher> watcher(new TestWatcher);
    MojTestAssert(watcher.get());
    MojDbCursor cursor;
    err = db.find(query, cursor, watcher->m_slot);
    MojTestErrCheck(err);
    bool found = false;
    MojUInt32 count = 0;
    do {
        MojObject obj;
        err = cursor.get(obj, found);
        MojTestErrCheck(err);
        if (found)
            ++count;
    } while (found);
    MojTestAssert(count == 3);
    MojDbQuery::Page page;
    err = cursor.nextPage(page);
    MojTestErrCheck(err);
    err = cursor.close();
    MojTestErrCheck(err);

    err = merge(db, idFourth, 53);
    MojTestErrCheck(err);
    MojTestAssert(watcher->m_count == 0);

    query.page(page);
    MojRefCountedPtr<TestWatcher> watcher2(new TestWatcher);
    MojTestAssert(watcher2.get());
    err = db.find(query, cursor, watcher2->m_slot);
    MojTestErrCheck(err);
    found = false;
    count = 0;
    do {
        MojObject obj;
        err = cursor.get(obj, found);
        MojTestErrCheck(err);
        if (found)
            ++count;
    } while (found);
    MojTestAssert(count == 3);
    err = cursor.close();
    MojTestErrCheck(err);
    err = db.del(idFirst, found);
    MojTestErrCheck(err);
    MojTestAssert(found);
    MojTestAssert(watcher->m_count == 1);
    MojTestAssert(watcher2->m_count == 0);
    err = db.del(idFourth, found);
    MojTestErrCheck(err);
    MojTestAssert(found);
    MojTestAssert(watcher->m_count == 1);
    MojTestAssert(watcher2->m_count == 1);

    // desc order
    query.page(MojDbQuery::Page());
    query.desc(true);
    MojRefCountedPtr<TestWatcher> watcher3(new TestWatcher);
    MojTestAssert(watcher3.get());
    err = db.find(query, cursor, watcher3->m_slot);
    MojTestErrCheck(err);

    found = false;
    count = 0;
    do {
        MojObject obj;
        err = cursor.get(obj, found);
        MojTestErrCheck(err);
        if (found)
            ++count;
    } while (found);
    MojTestAssert(count == 3);
    err = cursor.close();
    MojTestErrCheck(err);

    err = merge(db, idLast, 53);
    MojTestErrCheck(err);
//.........这里部分代码省略.........
开发者ID:halfhalo，项目名称:db8，代码行数:101，代码来源:MojDbWatchTest.cpp

示例9: checkPermissions

MojErr MojDbPermissionTest::checkPermissions(MojDb& db)
{
	MojDbReq reqOwner(false);
	MojErr err = reqOwner.domain(_T("com.foo"));
	MojTestErrCheck(err);
	MojDbReq reqFooBar(false);
	err = reqFooBar.domain(_T("com.foo.bar"));
	MojTestErrCheck(err);
	MojDbReq reqFooBarBad(false);
	err = reqFooBarBad.domain(_T("com.foobar"));
	MojTestErrCheck(err);
	MojDbReq reqGranted(false);
	err = reqGranted.domain("com.granted");
	MojTestErrCheck(err);
	MojDbReq reqEmpty(false);
	MojDbReq reqBad(false);
	err = reqBad.domain("com.bad");
	MojTestErrCheck(err);

	MojObject objNoId;
	err = objNoId.putString(MojDb::KindKey, _T("PermissionTest:1"));
	MojTestErrCheck(err);
	MojObject obj2NoId;
	err = obj2NoId.putString(MojDb::KindKey, _T("PermissionTest2:1"));
	MojTestErrCheck(err);

	// put new obj
	MojObject obj1 = objNoId;
	err = db.put(obj1, MojDb::FlagNone, reqOwner);
	MojTestErrCheck(err);
	MojObject obj2 = objNoId;
	err = db.put(obj2, MojDb::FlagNone, reqGranted);
	MojTestErrCheck(err);
	MojObject obj3 = objNoId;
	err = db.put(obj3, MojDb::FlagNone, reqBad);
	MojTestErrExpected(err, MojErrDbPermissionDenied);
	obj3 = objNoId;
	err = db.put(obj3, MojDb::FlagNone, reqFooBarBad);
	MojTestErrExpected(err, MojErrDbPermissionDenied);
	obj3 = objNoId;
	err = db.put(obj3, MojDb::FlagNone, reqFooBar);
	MojTestErrCheck(err);
	err = db.put(obj2NoId, MojDb::FlagNone, reqEmpty);
	MojTestErrCheck(err);
	// put existing obj
	err = obj1.put(_T("foo"), 1);
	MojTestErrCheck(err);
	err = db.put(obj1, MojDb::FlagNone, reqOwner);
	MojTestErrCheck(err);
	err = obj2.put(_T("foo"), 2);
	MojTestErrCheck(err);
	err = db.put(obj2, MojDb::FlagNone, reqGranted);
	MojTestErrCheck(err);
	err = obj2.put(_T("foo"), 3);
	MojTestErrCheck(err);
	err = db.put(obj2, MojDb::FlagNone, reqBad);
	MojTestErrExpected(err, MojErrDbPermissionDenied);

	// find
	MojDbQuery query;
	err = query.from(_T("PermissionTest:1"));
	MojTestErrCheck(err);
	MojDbCursor cursor;
	err = db.find(query, cursor, reqOwner);
	MojTestErrCheck(err);
	err = cursor.close();
	MojTestErrCheck(err);
	err = db.find(query, cursor, reqGranted);
	MojTestErrCheck(err);
	err = cursor.close();
	MojTestErrCheck(err);
	err = db.find(query, cursor, reqBad);
	MojTestErrExpected(err, MojErrDbPermissionDenied);
	err = cursor.close();
	MojTestErrCheck(err);

	// get
	MojObject id1;
	MojTestAssert(obj1.get(MojDb::IdKey, id1));
	bool found = false;
	MojObject gotten;
	err = db.get(id1, gotten, found, reqOwner);
	MojTestErrCheck(err);
	err = db.get(id1, gotten, found, reqGranted);
	MojTestErrCheck(err);
	err = db.get(id1, gotten, found, reqBad);
	MojTestErrExpected(err, MojErrDbPermissionDenied);

	// del by id
	err = db.del(id1, found, MojDb::FlagNone, reqBad);
	MojTestErrExpected(err, MojErrDbPermissionDenied);
	MojTestAssert(!found);
	err = db.del(id1, found, MojDb::FlagNone, reqOwner);
	MojTestErrCheck(err);
	MojTestAssert(found);
	MojObject id2;
	MojTestAssert(obj2.get(MojDb::IdKey, id2));
	err = db.del(id2, found, MojDb::FlagNone, reqGranted);
	MojTestErrCheck(err);
	MojTestAssert(found);
//.........这里部分代码省略.........
开发者ID:KyleMaas，项目名称:db8，代码行数:101，代码来源:MojDbPermissionTest.cpp

示例10: run


//.........这里部分代码省略.........
	MojTestErrCheck(err);

	//create a RevTimestamp entry - that's not more than PurgeNumDays days ago
	MojTime time;
	err = MojGetCurrentTime(time);
	MojTestErrCheck(err);
	err = createRevTimestamp(db, revNums[0], time.microsecs());
	MojTestErrCheck(err);

	//purge now, there are no RevTimestamp entries that are more than
	//PurgeNumDays ago, so nothing should be purged
	count = 0;
	err = db.purge(count, 30);
	MojTestErrCheck(err);

	err = checkObjectsPurged(db, count, 0, 10, 3, -1);
	MojTestErrCheck(err);

	//create a RevTimestamp entry for more than PurgeNumDays days ago
	err = MojGetCurrentTime(time);
	MojTestErrCheck(err);
	err = createRevTimestamp(db, revNums[9], time.microsecs() - (((MojInt64)40) * MojTime::UnitsPerDay));
	MojTestErrCheck(err);

	//purge now, since nothing has been deleted, nothing should be purged,
	//but the RevTimestamp object should be deleted
	count = 0;
	err = db.purge(count, 30);
	MojTestErrCheck(err);

	err = checkObjectsPurged(db, count, 0, 10, 4, -1);
	MojTestErrCheck(err);

	//delete something - this will set its revision number higher
	bool found;
	err = db.del(ids[0], found);
	MojTestErrCheck(err);
	MojTestAssert(found == true);

	//purge now, since nothing has been deleted prior to the revision
	//number, nothing should be purged
	count = 0;
	err = db.purge(count, 30);
	MojTestErrCheck(err);

	err = checkObjectsPurged(db, count, 0, 9, 5, -1);
	MojTestErrCheck(err);

	//delete another object
	err = db.del(ids[1], found);
	MojTestErrCheck(err);
	MojTestAssert(found == true);

	//create a RevTimestamp entry for more than PurgeNumDays days ago,
	//with the rev number of the 1st obj we deleted
	MojDbQuery query;
	err = query.from(_T("PurgeTest:1"));
	MojTestErrCheck(err);
	err = query.where(MojDb::IdKey, MojDbQuery::OpEq, ids[0]);
	MojTestErrCheck(err);
	err = query.includeDeleted();
	MojTestErrCheck(err);

	MojDbCursor cursor;
	err = db.find(query, cursor);
	MojTestErrCheck(err);

	MojObject objFromDb;
	err = cursor.get(objFromDb, found);
	MojTestErrCheck(err);
	err = cursor.close();
	MojTestErrCheck(err);
	MojTestAssert(found == true);

	MojObject revFromDb;
	err = objFromDb.getRequired(MojDb::RevKey, revFromDb);
	MojTestErrCheck(err);

	err = MojGetCurrentTime(time);
	MojTestErrCheck(err);
	err = createRevTimestamp(db, revFromDb, time.microsecs() - (((MojInt64)35) * MojTime::UnitsPerDay));
	MojTestErrCheck(err);

	//now purge, only id[0] should be purged
	count = 0;
	err = db.purge(count, 30);
	MojTestErrCheck(err);

	err = checkObjectsPurged(db, count, 1, 8, 6, revFromDb);
	MojTestErrCheck(err);

	//TODO 2.12.10 - this test does not pass yet, we need to fix calling delKind after a purge
	//err = delKindTest(db);
	//MojTestErrCheck(err);

	err = db.close();
	MojTestErrCheck(err);

	return MojErrNone;
}
开发者ID:ctbrowser，项目名称:db8，代码行数:101，代码来源:MojDbPurgeTest.cpp

示例11: delKindTest

MojErr MojDbPurgeTest::delKindTest(MojDb& db)
{

	// start from scratch - purge everything
	MojUInt32 count = 0;
	MojErr err = db.purge(count, 0);
	MojTestErrCheck(err);
	MojTestAssert(count > 0);

	// purge again, make sure nothing is left
	err = db.purge(count, 0);
	MojTestErrCheck(err);
	MojTestAssert(count == 0);

	// make sure at least 2 objects exist
	MojDbQuery q;
	err = q.from(_T("PurgeTest:1"));
	MojTestErrCheck(err);
	MojDbCursor cursor;
	err = db.find(q, cursor);
	MojTestErrCheck(err);

	MojUInt32 objCount;
	err = cursor.count(objCount);
	MojTestErrCheck(err);
	err = cursor.close();
	MojTestErrCheck(err);

	if (objCount <= 1) {
		for (int i = objCount; i < 2; i++) {
			MojObject obj;
			err = obj.fromJson(MojTestObjStr1);
			MojTestErrCheck(err);
			err = db.put(obj);
			MojTestErrCheck(err);
			objCount++;
		}
	}

	// delete half the objects
	q.limit(objCount / 2);

	MojUInt32 delCount;
	err = db.del(q, delCount);
	MojTestErrCheck(err);

	// delete the kind
	MojString idStr;
	err = idStr.assign(_T("PurgeTest:1"));
	MojTestErrCheck(err);
	MojObject id(idStr);
	bool found;
	err = db.delKind(id, found);
	MojTestErrCheck(err);
	MojTestAssert(found);

	/*MojUInt32 deletedObjCount;
	err = q.where(_T("_del"), MojDbQuery::OpEq, true);
	MojTestErrCheck(err);
	q.includeDeleted(true);
	err = db.find(q, cursor);
	MojTestErrCheck(err);
	err = cursor.count(deletedObjCount);
	MojTestErrCheck(err);
	err = cursor.close();
	MojTestErrCheck(err);

	// now all the objects should be deleted
	MojTestAssert(deletedObjCount == objCount);*/

	// purge now
	err = db.purge(count, 0);
	MojTestErrCheck(err);

	return MojErrNone;
}
开发者ID:ctbrowser，项目名称:db8，代码行数:76，代码来源:MojDbPurgeTest.cpp


注：本文中的MojDb::find方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。