+ private static User userOf(TestUser user)
+ {
+ return User.of(user.getUser());
+ }
+
+ static void assertExpectedNumberOfMessagesForUsers(MultiValueMap<TestUser, TestRanking> receivedMessages)
+ {
+ assertThat(countMessagesForUser(PETER, receivedMessages));
+ assertThat(countMessagesForUser(KLAUS, receivedMessages));
+ }
+
+ private static int countMessagesForUser(TestUser user, MultiValueMap<TestUser, TestRanking> messagesForUsers)
+ {
+ return messagesForUsers.get(user) == null
+ ? 0
+ : messagesForUsers.get(user).size();
+ }
+
+
+ static void assertExpectedLastMessagesForUsers(MultiValueMap<TestUser, TestRanking> receivedMessages)