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Ported thrash test to new bdberl API.

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This commit is contained in:
Phillip Toland 2008-12-12 14:43:09 -06:00
parent ab3162d47c
commit e6f0cba53d
1 changed files with 17 additions and 35 deletions
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52
test/thrash_SUITE.erl
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@ -39,60 +39,42 @@ thrash_run(Owner) ->
random:seed(A1, A2, A3),
%% Open up a port and database
{ok, P} = bdberl_port:new(),
{ok, 0} = bdberl_port:open_database(P, "thrash", btree),
{ok, 0} = bdberl:open("thrash", btree),
%% Start thrashing
thrash_incr_loop(P, Owner, 1000).
thrash_incr_loop(Owner, 1000).
thrash_incr_loop(Port, Owner, 0) ->
thrash_incr_loop(Owner, 0) ->
Owner ! {finished, self()};
thrash_incr_loop(Port, Owner, Count) ->
thrash_incr_loop(Owner, Count) ->
ct:print("~p\n", [Count]),
%% Choose random key
Key = random:uniform(1200),
%% Start a txn that will read the current value of the key and increment by 1
F = fun() ->
case get_or_die(Port, 0, Key) of
case bdberl:get(0, Key, [rmw]) of
not_found ->
Value = 0;
Value ->
{ok, Value} ->
Value
end,
put_or_die(Port, 0, Key, Value)
ok = bdberl:put(0, Key, Value)
end,
ok = do_txn(Port, F, 0),
thrash_incr_loop(Port, Owner, Count-1).
ok = do_txn(F, 0),
thrash_incr_loop(Owner, Count-1).
get_or_die(Port, DbRef, Key) ->
case bdberl_port:get(Port, DbRef, Key, [rmw]) of
not_found ->
not_found;
{ok, Value} ->
Value
end.
put_or_die(Port, DbRef, Key, Value) ->
ok = bdberl_port:put(Port, DbRef, Key, Value).
do_txn(Port, F, Count) ->
case bdberl_port:txn_begin(Port) of
do_txn(F, Count) ->
case bdberl:txn_begin() of
ok ->
case catch(F()) of
{'EXIT', Reason} ->
{'EXIT', _Reason} ->
io:format("Txn attempt ~p failed; retrying", [Count]),
do_txn(Port, F, Count+1);
Other ->
ok = bdberl_port:txn_commit(Port)
do_txn(F, Count+1);
_Other ->
ok = bdberl:txn_commit()
end;
{error, Reason} ->
do_txn(Port, F, Count+1)
{error, _Reason} ->
do_txn(F, Count+1)
end.