add some api calls to mem3, and test hints for first join

1 files changed, 21 insertions, 1 deletions

diff --git a/test/mem3_test.erl b/test/mem3_test.erl
index 8747cf02..d5420ba3 100644
--- a/test/mem3_test.erl
+++ b/test/mem3_test.erl
@@ -4,6 +4,9 @@
 -include("../include/config.hrl").
 -include_lib("eunit/include/eunit.hrl").
 
+-define(HINT_C1, 365375409332725729550921208179070754913983135744).
+-define(HINT_C2, 1096126227998177188652763624537212264741949407232).
+
 %% TEST SETUP
 
 all_tests_test_() ->
@@ -17,7 +20,8 @@ all_tests_test_() ->
             [
              fun init/1,
              fun clock/1,
-             fun join_first/1
+             fun join_first/1,
+             fun join_first_with_hints/1
             ]}
        end}
      ]
@@ -56,3 +60,19 @@ join_first(_Pid) ->
     Pmap = mem3:partitions(),
     ?assertEqual(8, length(Pmap)),
     ok.
+
+
+join_first_with_hints(_Pid) ->
+    mem3:join(first, [{1, a, []},
+                      {2, b, []},
+                      {3, c, [{hints, [?HINT_C1, ?HINT_C2]}]},
+                      {4, d, []},
+                      {5, e, []}]),
+    Fullmap = mem3:fullmap(),
+    ?assertEqual(24, length(Fullmap)),
+    Pmap = mem3:partitions(),
+    ?assertEqual(8, length(Pmap)),
+    %?debugFmt("~nFullmap: ~p~n", [Fullmap]),
+    ?assertEqual([c,d,e], mem3:nodes_for_part(?HINT_C1)),
+    ?assertEqual([c,d,e], mem3:nodes_for_part(?HINT_C2)),
+    ok.