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-rw-r--r--lib/mnesia/test/mnesia_atomicity_test.erl90
1 files changed, 45 insertions, 45 deletions
diff --git a/lib/mnesia/test/mnesia_atomicity_test.erl b/lib/mnesia/test/mnesia_atomicity_test.erl
index cf878fc820..39fb7d4642 100644
--- a/lib/mnesia/test/mnesia_atomicity_test.erl
+++ b/lib/mnesia/test/mnesia_atomicity_test.erl
@@ -31,13 +31,13 @@ end_per_testcase(Func, Conf) ->
mnesia_test_lib:end_per_testcase(Func, Conf).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-all() ->
+all() ->
[explicit_abort_in_middle_of_trans,
runtime_error_in_middle_of_trans,
kill_self_in_middle_of_trans, throw_in_middle_of_trans,
{group, mnesia_down_in_middle_of_trans}].
-groups() ->
+groups() ->
[{mnesia_down_in_middle_of_trans, [],
[mnesia_down_during_infinite_trans,
{group, lock_waiter}, {group, restart_check}]},
@@ -297,7 +297,7 @@ mnesia_down_during_infinite_trans(Config) when is_list(Config) ->
?match({atomic, ok},
mnesia:transaction(fun() -> mnesia:write({Tab, 1, test_ok}) end)),
mnesia_test_lib:start_sync_transactions([A2, A1]),
-
+
%% Obtain a write lock and wait forever
RecA = {Tab, 1, test_not_ok},
A1 ! fun() -> mnesia:write(RecA) end,
@@ -471,12 +471,12 @@ lock_waiter_w_wt(Config) when is_list(Config) ->
start_lock_waiter(BlockOpA, BlockOpB, Config) ->
[N1, N2] = Nodes = ?acquire_nodes(2, Config),
-
+
TabName = mk_tab_name(lock_waiter_),
?match({atomic, ok}, mnesia:create_table(TabName,
[{ram_copies, [N1, N2]}])),
-
- %% initialize the table with object {1, c} - when there
+
+ %% initialize the table with object {1, c} - when there
%% is a read transaction, the read will find that value
?match({atomic, ok}, mnesia:sync_transaction(fun() -> mnesia:write({TabName, 1, c}) end)),
rpc:call(N2, ?MODULE, sync_tid_release, []),
@@ -484,7 +484,7 @@ start_lock_waiter(BlockOpA, BlockOpB, Config) ->
Tester = self(),
Fun_A =fun() ->
NewCounter = incr_restart_counter(),
- if
+ if
NewCounter == 1 ->
Tester ! go_ahead_test,
receive go_ahead -> ok end;
@@ -493,13 +493,13 @@ start_lock_waiter(BlockOpA, BlockOpB, Config) ->
lock_waiter_fun(BlockOpA, TabName, a),
NewCounter
end,
-
+
%% it's not possible to just spawn the transaction, because
%% the result shall be evaluated
A = spawn_link(N1, ?MODULE, perform_restarted_transaction, [Fun_A]),
-
+
?match(ok, receive go_ahead_test -> ok after 10000 -> timeout end),
-
+
mnesia_test_lib:sync_trans_tid_serial([N1, N2]),
Fun_B = fun() ->
@@ -507,21 +507,21 @@ start_lock_waiter(BlockOpA, BlockOpB, Config) ->
A ! go_ahead,
wait(infinity)
end,
-
+
B = spawn_link(N2, mnesia, transaction, [Fun_B, 100]),
-
+
io:format("waiting for A (~p on ~p) to be in the queue ~n", [A, [N1, N2]]),
wait_for_a(A, [N1, N2]),
-
- io:format("Queus ~p~n",
+
+ io:format("Queus ~p~n",
[[{N,rpc:call(N, mnesia, system_info, [lock_queue])} || N <- Nodes]]),
-
+
KillNode = node(B),
io:format("A was in the queue, time to kill Mnesia on B's node (~p on ~p)~n",
[B, KillNode]),
-
+
mnesia_test_lib:kill_mnesia([KillNode]), % kill mnesia of fun B
-
+
%% Read Ops does not need to be restarted
ExpectedCounter =
if
@@ -535,20 +535,20 @@ start_lock_waiter(BlockOpA, BlockOpB, Config) ->
BlockOpA == rt, BlockOpB /= sw -> 1;
true -> 2
end,
- ?match_multi_receive([{'EXIT', A, {atomic, ExpectedCounter}},
+ ?match_multi_receive([{'EXIT', A, {atomic, ExpectedCounter}},
{'EXIT', B, killed}]),
-
+
%% the expected result depends on the transaction of
%% fun A - when that doesn't change the object in the
%% table (e.g. it is a read) then the predefined
%% value {Tabname, 1, c} is expected to be the result here
- ExpectedResult =
+ ExpectedResult =
case BlockOpA of
w -> {TabName, 1, a};
sw ->{TabName, 1, a};
_all_other -> {TabName, 1, c}
end,
-
+
?match({atomic, [ExpectedResult]},
mnesia:transaction(fun() -> mnesia:read({TabName, 1}) end, 100)),
?verify_mnesia([N1], [N2]).
@@ -567,7 +567,7 @@ lock_waiter_fun(Op, TabName, Val) ->
srw -> mnesia:read(TabName, 1, sticky_write);
sw -> mnesia:s_write({TabName, 1, Val})
end.
-
+
wait_for_a(Pid, Nodes) ->
wait_for_a(Pid, Nodes, 5).
@@ -589,12 +589,12 @@ check_q(Pid, [_ | Tail], N, Count) ->
check_q(Pid, [], N, Count) ->
timer:sleep(500),
wait_for_a(Pid, N, Count - 1).
-
+
perform_restarted_transaction (Fun_Trans) ->
%% the result of the transaction shall be:
%% - undefined (if the transaction was never executed)
%% - Times ( number of times that the transaction has been executed)
-
+
Result = mnesia:transaction(Fun_Trans, 100),
exit(Result).
@@ -666,10 +666,10 @@ restart_sw_two(Config) when is_list(Config) ->
start_restart_check(RestartOp, ReplicaNeed, Config) ->
[N1, N2, N3] = Nodes = ?acquire_nodes(3, Config),
-
+
{TabName, _TabNodes} = create_restart_table(ReplicaNeed, Nodes),
-
- %% initialize the table with object {1, c} - when there
+
+ %% initialize the table with object {1, c} - when there
%% is a read transaction, the read will find that value
?match({atomic, ok}, mnesia:sync_transaction(fun() -> mnesia:write({TabName, 1, c}) end)),
@@ -681,9 +681,9 @@ start_restart_check(RestartOp, ReplicaNeed, Config) ->
NewCounter = incr_restart_counter(),
case NewCounter of
1 ->
- mnesia:write({TabName, 1, d}),
+ mnesia:write({TabName, 1, d}),
%% send a message to the test proc
- Coord ! {self(),fun_a_is_blocked},
+ Coord ! {self(),fun_a_is_blocked},
receive go_ahead -> ok end;
_ ->
%% the fun will NOT be blocked here
@@ -691,19 +691,19 @@ start_restart_check(RestartOp, ReplicaNeed, Config) ->
end,
NewCounter
end,
-
+
A = spawn_link(N1, ?MODULE, perform_restarted_transaction, [Fun_A]),
- ?match_receive({A,fun_a_is_blocked}),
-
+ ?match_receive({A,fun_a_is_blocked}),
+
%% mnesia shall be killed at that node, where A is reading
%% the information from
kill_where_to_read(TabName, N1, [N2, N3]),
-
+
%% wait some time to let mnesia go down and spread those news around
%% fun A shall be able to finish its job before being restarted
- wait(500),
+ wait(500),
A ! go_ahead,
-
+
%% the sticky write doesnt work on remote nodes !!!
ExpectedMsg =
case RestartOp of
@@ -717,19 +717,19 @@ start_restart_check(RestartOp, ReplicaNeed, Config) ->
{'EXIT',A,{atomic, 2}}
end
end,
-
- ?match_receive(ExpectedMsg),
-
+
+ ?match_receive(ExpectedMsg),
+
%% now mnesia has to be started again on the node KillNode
%% because the next test suite will need it
?match([], mnesia_test_lib:start_mnesia(Nodes, [TabName])),
-
-
+
+
%% the expected result depends on the transaction of
%% fun A - when that doesnt change the object in the
%% table (e.g. it is a read) then the predefined
%% value {Tabname, 1, c} is expected to be the result here
-
+
ExpectedResult =
case ReplicaNeed of
one ->
@@ -746,7 +746,7 @@ start_restart_check(RestartOp, ReplicaNeed, Config) ->
?verify_mnesia(Nodes, []).
create_restart_table(ReplicaNeed, [_N1, N2, N3]) ->
- TabNodes =
+ TabNodes =
case ReplicaNeed of
one -> [N2];
two -> [N2, N3]
@@ -754,7 +754,7 @@ create_restart_table(ReplicaNeed, [_N1, N2, N3]) ->
TabName = mk_tab_name(restart_check_),
?match({atomic, ok}, mnesia:create_table(TabName, [{ram_copies, TabNodes}])),
{TabName, TabNodes}.
-
+
restart_fun_A(Op, TabName) ->
case Op of
rt -> mnesia:read_lock_table(TabName);
@@ -774,8 +774,8 @@ kill_where_to_read(TabName, N1, Nodes) ->
?error("Fault while killing Mnesia: ~p~n", [Read]),
mnesia_test_lib:kill_mnesia(Nodes)
end.
-
-sync_tid_release() ->
+
+sync_tid_release() ->
sys:get_status(whereis(mnesia_tm)),
sys:get_status(whereis(mnesia_locker)),
ok.
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-18 18:28:49 +0000