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author | Dan Gudmundsson <dgud@erlang.org> | 2013-04-11 08:53:57 +0200 |
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committer | Dan Gudmundsson <dgud@erlang.org> | 2013-04-11 10:15:22 +0200 |
commit | 4f1f29eca9984c33f563b57a4d82f02ed0bf9c21 (patch) | |
tree | 4126a7424cd675b31ae01d86196a44cff258c8d1 /lib/mnesia/test | |
parent | f3c1b7246407b28a3134c45f16ab7bcdc4775a89 (diff) | |
download | otp-4f1f29eca9984c33f563b57a4d82f02ed0bf9c21.tar.gz otp-4f1f29eca9984c33f563b57a4d82f02ed0bf9c21.tar.bz2 otp-4f1f29eca9984c33f563b57a4d82f02ed0bf9c21.zip |
mnesia: Fixed bad data in table
If mnesia:cleartable/1 was called during a table_load an schema event
with delete and write of that table is sent, which caused the table
to contain the schema record instead of clearing the table.
Diffstat (limited to 'lib/mnesia/test')
-rw-r--r-- | lib/mnesia/test/mnesia_evil_coverage_test.erl | 51 |
1 files changed, 47 insertions, 4 deletions
diff --git a/lib/mnesia/test/mnesia_evil_coverage_test.erl b/lib/mnesia/test/mnesia_evil_coverage_test.erl index 64b61288ef..0df245b75d 100644 --- a/lib/mnesia/test/mnesia_evil_coverage_test.erl +++ b/lib/mnesia/test/mnesia_evil_coverage_test.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2011. All Rights Reserved. +%% Copyright Ericsson AB 1996-2013. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -39,7 +39,7 @@ all() -> db_node_lifecycle, evil_delete_db_node, start_and_stop, checkpoint, table_lifecycle, storage_options, add_copy_conflict, - add_copy_when_going_down, replica_management, + add_copy_when_going_down, replica_management, clear_table_during_load, schema_availability, local_content, {group, table_access_modifications}, replica_location, {group, table_sync}, user_properties, unsupp_user_props, @@ -569,7 +569,50 @@ storage_options(Config) when is_list(Config) -> ?verify_mnesia(Nodes, []). +clear_table_during_load(suite) -> []; +clear_table_during_load(doc) -> + ["Clear table caused during load caused a schema entry in the actual tab"]; +clear_table_during_load(Config) when is_list(Config) -> + Nodes = [_, Node2] = ?acquire_nodes(2, Config ++ [{tc_timeout, timer:minutes(2)}]), + ?match({atomic,ok}, mnesia:create_table(cleartab, [{ram_copies, Nodes}])), + Tester = self(), + Bin = <<"Testingasdasd", 0:32000>>, + Fill = fun() -> [mnesia:write({cleartab, N, Bin}) || N <- lists:seq(1, 3000)], ok end, + ?match({atomic, ok}, mnesia:sync_transaction(Fill)), + + StopAndStart = fun() -> + stopped = mnesia:stop(), + Tester ! {self(), stopped}, + receive start_node -> ok end, + ok = mnesia:start(), + ok = mnesia:wait_for_tables([cleartab], 2000), + lists:foreach(fun({cleartab,_,_}) -> ok; + (What) -> Tester ! {failed, What}, + unlink(Tester), + exit(foo) + end, + ets:tab2list(cleartab)), + Tester ! {self(), ok}, + normal + end, + Test = fun(N) -> + Pid = spawn_link(Node2, StopAndStart), + receive {Pid, stopped} -> ok end, + Pid ! start_node, + timer:sleep(N*10), + {atomic, ok} = mnesia:clear_table(cleartab), + receive + {Pid, ok} -> ok; + {failed, What} -> + io:format("Failed in ~p tries, with ~p~n",[N, What]), + exit({error, What}); + {'EXIT', Pid, Reason} -> + exit({died, Reason}) + end + end, + [Test(N) || N <- lists:seq(1, 10)], + ?verify_mnesia(Nodes, []). add_copy_conflict(suite) -> []; @@ -599,7 +642,7 @@ add_copy_conflict(Config) when is_list(Config) -> mnesia_controller:unblock_controller(), ?match_receive({test, {atomic,ok}}), - + ?match(ok, mnesia:wait_for_tables([a,b], 3000)), ?verify_mnesia(Nodes, []), ?cleanup(1, Config). @@ -635,7 +678,7 @@ add_copy_when_going_down(Config) -> end, _Lock = spawn(fun() -> mnesia:transaction(WriteAndWait) end), Tester = self(), - spawn_link(fun() -> Res = rpc:call(Node2,mnesia, add_table_copy, + spawn_link(fun() -> Res = rpc:call(Node2, mnesia, add_table_copy, [a, Node2, ram_copies]), Tester ! {test, Res} end), |