diff --git a/.travis.yml b/.travis.yml
index e16441f3..7eb1eb01 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,3 +6,4 @@ before_install: git submodule init && git submodule --quiet update
 before_script:
   - "mysql -e 'create database myapp_test;'"
   - "psql -c 'create database myapp_test;' -U postgres"
+  - mongo mydb_test --eval 'db.addUser("travis", "test");'
diff --git a/lib/adapters/mongoose.js b/lib/adapters/mongoose.js
index 329eb59c..69fbb573 100644
--- a/lib/adapters/mongoose.js
+++ b/lib/adapters/mongoose.js
@@ -1,9 +1,13 @@
+var safeRequire = require('../utils').safeRequire;
+
 /**
  * Module dependencies
  */
-var mongoose = require('mongoose');
+var mongoose = safeRequire('mongoose');
 
 exports.initialize = function initializeSchema(schema, callback) {
+    if (!mongoose) return;
+
     if (!schema.settings.url) {
         var url = schema.settings.host || 'localhost';
         if (schema.settings.port) url += ':' + schema.settings.port;
@@ -113,36 +117,27 @@ MongooseAdapter.prototype.all = function all(model, filter, callback) {
     if (!filter) {
         filter = {};
     }
-    this._models[model].find(typeof filter.where === 'function' ? {} : filter.where, function (err, data) {
+    var query = this._models[model].find({});
+    if (filter.where) {
+        Object.keys(filter.where).forEach(function (k) {
+            query.where(k, filter.where[k]);
+        });
+    }
+    if (filter.order) {
+        query.asc(filter.order);
+    }
+    if (filter.limit) {
+        query.limit(filter.limit);
+    }
+    if (filter.skip) {
+        query.skip(filter.skip);
+    }
+    query.exec(function (err, data) {
         if (err) return callback(err);
         callback(null, data);
     });
 };
 
-function applyFilter(filter) {
-    if (typeof filter === 'function') {
-        return filter;
-    }
-    var keys = Object.keys(filter);
-    return function (obj) {
-        var pass = true;
-        keys.forEach(function (key) {
-            if (!test(filter[key], obj[key])) {
-                pass = false;
-            }
-        });
-        return pass;
-    }
-
-    function test(example, value) {
-        if (typeof value === 'string' && example && example.constructor.name === 'RegExp') {
-            return value.match(example);
-        }
-        // not strict equality
-        return example == value;
-    }
-}
-
 MongooseAdapter.prototype.destroyAll = function destroyAll(model, callback) {
     var wait = 0;
     this._models[model].find(function (err, data) {
@@ -163,8 +158,8 @@ MongooseAdapter.prototype.destroyAll = function destroyAll(model, callback) {
 
 };
 
-MongooseAdapter.prototype.count = function count(model, callback) {
-    this._models[model].count(callback);
+MongooseAdapter.prototype.count = function count(model, callback, where) {
+    this._models[model].count(where || {}, callback);
 };
 
 MongooseAdapter.prototype.updateAttributes = function updateAttrs(model, id, data, cb) {
diff --git a/lib/adapters/mysql.js b/lib/adapters/mysql.js
index 957a7195..981a6696 100644
--- a/lib/adapters/mysql.js
+++ b/lib/adapters/mysql.js
@@ -1,9 +1,13 @@
+var safeRequire = require('../utils').safeRequire;
+
 /**
  * Module dependencies
  */
-var mysql = require('mysql');
+var mysql = safeRequire('mysql');
 
 exports.initialize = function initializeSchema(schema, callback) {
+    if (!mysql) return;
+
     var s = schema.settings;
     schema.client = mysql.createClient({
         host: s.host || 'localhost',
diff --git a/lib/adapters/neo4j.js b/lib/adapters/neo4j.js
index 22be99f8..50202eac 100644
--- a/lib/adapters/neo4j.js
+++ b/lib/adapters/neo4j.js
@@ -299,7 +299,6 @@ function applyFilter(filter) {
         if (typeof value === 'object' && value.constructor.name === 'Date' && typeof example === 'object' && example.constructor.name === 'Date') {
             return example.toString() === value.toString();
         }
-        console.log(example,'==', value, example == value);
         // not strict equality
         return example == value;
     }
diff --git a/lib/adapters/postgres.js b/lib/adapters/postgres.js
index 69ced489..e2e1497c 100644
--- a/lib/adapters/postgres.js
+++ b/lib/adapters/postgres.js
@@ -1,10 +1,15 @@
+var safeRequire = require('../utils').safeRequire;
+
 /**
  * Module dependencies
  */
-var Client = require('pg').Client;
+var pg = safeRequire('pg');
 var Hash = require('hashish');
 
 exports.initialize = function initializeSchema(schema, callback) {
+    if (!pg) return;
+
+    var Client = pg.Client;
     var s = schema.settings;
     schema.client = new Client(s.url ? s.url : {
         host: s.host || 'localhost',
diff --git a/lib/adapters/redis.js b/lib/adapters/redis.js
index 09f5572a..da042f7d 100644
--- a/lib/adapters/redis.js
+++ b/lib/adapters/redis.js
@@ -1,9 +1,13 @@
+var safeRequire = require('../utils').safeRequire;
+
 /**
  * Module dependencies
  */
-var redis = require('redis');
+var redis = safeRequire('redis');
 
 exports.initialize = function initializeSchema(schema, callback) {
+    if (!redis) return;
+
     schema.client = redis.createClient(
         schema.settings.port,
         schema.settings.host,
diff --git a/lib/adapters/sequelize.js b/lib/adapters/sequelize.js
index a88c4ee4..41d8aef6 100644
--- a/lib/adapters/sequelize.js
+++ b/lib/adapters/sequelize.js
@@ -1,6 +1,10 @@
-var Sequelize = require('sequelize');
+var safeRequire = require('../utils').safeRequire;
+
+var Sequelize = safeRequire('sequelize');
 
 exports.initialize = function initializeSchema(schema, callback) {
+    if (!Sequelize) return;
+
     schema.adapter = new SequelizeAdapter(schema);
     process.nextTick(callback);
 };
diff --git a/lib/adapters/sqlite3.js b/lib/adapters/sqlite3.js
index 3c6fac3b..6e318c54 100644
--- a/lib/adapters/sqlite3.js
+++ b/lib/adapters/sqlite3.js
@@ -1,11 +1,15 @@
+var safeRequire = require('../utils').safeRequire;
+
 /**
  * Module dependencies
  */
-var sqlite3 = require('sqlite3').verbose();
+var sqlite3 = safeRequire('sqlite3');
 
 exports.initialize = function initializeSchema(schema, callback) {
+    if (!sqlite3) return;
     var s = schema.settings;
-    var db = new sqlite3.Database(s.database);
+    var Database = sqlite3.verbose().Database;
+    var db = new Database(s.database);
 
     schema.client = db;
 
diff --git a/package.json b/package.json
index 295fb322..26698b78 100644
--- a/package.json
+++ b/package.json
@@ -1,28 +1,28 @@
 {
   "name": "jugglingdb",
   "author": "Anatoliy Chakkaev",
-  "description": "ORM for every database: redis, mysql, neo4j, mongodb, postgres",
+  "description": "ORM for every database: redis, mysql, neo4j, mongodb, postgres, sqlite",
   "version": "0.0.8",
   "repository": {
     "url": "https://github.com/1602/jugglingdb"
   },
   "main": "index.js",
   "scripts": {
-    "test": "ONLY=memory ./support/nodeunit/bin/nodeunit test/*_test.* && ONLY=redis nodeunit test/common_test.js && ONLY=mysql nodeunit test/common_test.js && ONLY=postgres nodeunit test/common_test.js && ONLY=sqlite3 nodeunit test/common_test.js"
+    "test": "EXCEPT=sequelize nodeunit test/*_test*"
   },
   "engines": [
     "node >= 0.4.0"
   ],
   "dependencies": {
+    "hashish": "*"
+  },
+  "devDependencies": {
     "redis": ">= 0.6.7",
     "mongoose": ">= 2.2.3",
     "mysql": ">= 0.9.4",
     "sequelize": "*",
     "pg": "*",
-    "hashish": "*",
-    "sqlite3": "*"
-  },
-  "devDependencies": {
+    "sqlite3": "*",
     "nodeunit": ">= 0",
     "coffee-script": ">= 0"
   }
diff --git a/test/common_test.js b/test/common_test.js
index 008e6bdc..afaca696 100644
--- a/test/common_test.js
+++ b/test/common_test.js
@@ -23,10 +23,8 @@ var schemas = {
         database: ':memory:'
     },
     neo4j:     { url: 'http://localhost:7474/' },
-    // mongoose:  { url: 'mongodb://localhost/test' },
-    mongoose:  {
-        database: 'test'
-    },
+    mongoose:  { url: 'mongodb://travis:test@localhost:27017/myapp' },
+    // mongoose:  { database: 'test' },
     redis:     {},
     memory:    {}
 };
@@ -35,9 +33,10 @@ var specificTest = getSpecificTests();
 
 Object.keys(schemas).forEach(function (schemaName) {
     if (process.env.ONLY && process.env.ONLY !== schemaName) return;
+    if (process.env.EXCEPT && process.env.EXCEPT === schemaName) return;
     context(schemaName, function () {
         var schema = new Schema(schemaName, schemas[schemaName]);
-        schema.log = console.log;
+        // schema.log = console.log;
         testOrm(schema);
         if (specificTest[schemaName]) specificTest[schemaName](schema);
     });
diff --git a/test/migration_test.coffee b/test/migration_test.coffee
index 9aeb89f4..9bf25532 100644
--- a/test/migration_test.coffee
+++ b/test/migration_test.coffee
@@ -2,7 +2,7 @@ juggling = require('../index')
 Schema = juggling.Schema
 Text = Schema.Text
 
-DBNAME = process.env.DBNAME || 'migrationtest'
+DBNAME = process.env.DBNAME || 'myapp_test'
 DBUSER = process.env.DBUSER || 'root'
 DBPASS = ''
 DBENGINE = process.env.DBENGINE || 'mysql'