diff options
Diffstat (limited to 'lib/dialyzer/test/race_tests_SUITE_data/src/ets_insert_diff_atoms_race1.erl')
| -rw-r--r-- | lib/dialyzer/test/race_tests_SUITE_data/src/ets_insert_diff_atoms_race1.erl | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/lib/dialyzer/test/race_tests_SUITE_data/src/ets_insert_diff_atoms_race1.erl b/lib/dialyzer/test/race_tests_SUITE_data/src/ets_insert_diff_atoms_race1.erl new file mode 100644 index 0000000000..57022c86d4 --- /dev/null +++ b/lib/dialyzer/test/race_tests_SUITE_data/src/ets_insert_diff_atoms_race1.erl @@ -0,0 +1,22 @@ +%% This tests that the race condition detection between ets:lookup/ +%% ets:insert is robust even when the functions are called with +%% different atoms as arguments. + +-module(ets_insert_diff_atoms_race1). +-export([test/0]). + +test() -> + ets:new(foo, [named_table, public]), + {race(foo), no_race(foo)}. + +race(Tab) -> + [{_, N}] = ets:lookup(Tab, counter), + aux(Tab, N). + +no_race(Tab) -> + [{_, N}] = ets:lookup(Tab, counter), + AnotherTab = bar, + aux(AnotherTab, N). + +aux(Table, N) -> + ets:insert(Table, [{counter, N+1}]). |