playframework - Play 2 framework unit tests, EBean, PostgreSQL - java.lang.RuntimeException: DataSource user is null? -

i'm using play 2.3, postgresql , ebean. application on java. i'm trying run unit tests , getting error: "java.lang.runtimeexception: datasource user null?"

i've checked, "db.default.user" , "db.default.password" properties used (like in answers similar problems).

this string present in application.conf file:

ebean.default="models.*"

i tried set username , password in db connection url , still error. else can wrong?