diff --git a/src/main/scala/service/AccountService.scala b/src/main/scala/service/AccountService.scala
index 5d8a312..cc734d9 100644
--- a/src/main/scala/service/AccountService.scala
+++ b/src/main/scala/service/AccountService.scala
@@ -132,3 +132,5 @@
       .list
 
 }
+
+object AccountService extends AccountService
diff --git a/src/test/scala/SpecBase.scala b/src/test/scala/SpecBase.scala
new file mode 100644
index 0000000..3ab4a74
--- /dev/null
+++ b/src/test/scala/SpecBase.scala
@@ -0,0 +1,26 @@
+package service
+
+import scala.slick.session.Database
+import util.ControlUtil._
+import java.sql.DriverManager
+import org.apache.commons.io.FileUtils
+import scala.util.Random
+import java.io.File
+
+trait SpecBase {
+
+  def withTestDB[A](action: => A): A = {
+    util.FileUtil.withTmpDir(new File(FileUtils.getTempDirectory(), Random.alphanumeric.take(10).mkString)){
+      dir =>
+      val (url, user, pass) = (s"jdbc:h2:${dir}", "sa", "sa")
+      org.h2.Driver.load()
+      using(DriverManager.getConnection(url, user, pass)){ conn =>
+        servlet.AutoUpdate.versions.reverse.foreach(_.update(conn))
+      }
+      Database.forURL(url, user, pass).withSession {
+        action
+      }
+    }
+  }
+
+}
diff --git a/src/test/scala/service/AccountServiceSpec.scala b/src/test/scala/service/AccountServiceSpec.scala
new file mode 100644
index 0000000..94358ac
--- /dev/null
+++ b/src/test/scala/service/AccountServiceSpec.scala
@@ -0,0 +1,77 @@
+package service
+
+import org.specs2.mutable.Specification
+import java.util.Date
+
+class AccountServiceSpec extends Specification with SpecBase {
+
+  "AccountService" should {
+    val RootMailAddress = "root@localhost"
+
+    "getAllUsers" in { withTestDB{
+      AccountService.getAllUsers must be like{
+        case List(model.Account("root", RootMailAddress, _, true, _, _, _, None, None, false)) => ok
+      }
+    }}
+
+    "getAccountByUserName" in { withTestDB{
+      AccountService.getAccountByUserName("root") must beSome.like{
+        case user => user.userName must_== "root"
+      }
+
+      AccountService.getAccountByUserName("invalid user name") must beNone
+    }}
+
+    "getAccountByMailAddress" in { withTestDB{
+      AccountService.getAccountByMailAddress(RootMailAddress) must beSome
+    }}
+
+    "updateLastLoginDate" in { withTestDB{
+      val root = "root"
+      def user() =
+        AccountService.getAccountByUserName(root).getOrElse(sys.error(s"user $root does not exists"))
+
+      user().lastLoginDate must beNone
+      val date1 = new Date
+      AccountService.updateLastLoginDate(root)
+      user().lastLoginDate must beSome.like{ case date =>
+        date must be_>(date1)
+      }
+      val date2 = new Date
+      Thread.sleep(1000)
+      AccountService.updateLastLoginDate(root)
+      user().lastLoginDate must beSome.like{ case date =>
+        date must be_>(date2)
+      }
+    }}
+
+    "updateAccount" in { withTestDB{
+      val root = "root"
+      def user() =
+        AccountService.getAccountByUserName(root).getOrElse(sys.error(s"user $root does not exists"))
+
+      val newAddress = "new mail address"
+      AccountService.updateAccount(user().copy(mailAddress = newAddress))
+      user().mailAddress must_== newAddress
+    }}
+
+    "group" in { withTestDB {
+      val group1 = "group1"
+      val user1 = "root"
+      AccountService.createGroup(group1, None)
+
+      AccountService.getGroupMembers(group1) must_== Nil
+      AccountService.getGroupsByUserName(user1) must_== Nil
+
+      AccountService.updateGroupMembers(group1, List(user1))
+
+      AccountService.getGroupMembers(group1) must_== List(user1)
+      AccountService.getGroupsByUserName(user1) must_== List(group1)
+
+      AccountService.updateGroupMembers(group1, Nil)
+
+      AccountService.getGroupMembers(group1) must_== Nil
+      AccountService.getGroupsByUserName(user1) must_== Nil
+    }}
+  }
+}