Avoid the system key range in the eunit test random key generator.

Previously the generator could sometimes return values in the system range and tests would fail with the unexpected 2004 error.
apache · Apr 23, 2020 · d4663cf · d4663cf
1 parent 1de3e2e
commit d4663cf
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/test/erlfdb_03_transaction_options_test.erl b/test/erlfdb_03_transaction_options_test.erl
@@ -90,5 +90,6 @@ size_limit_on_db_handle_test() ->
     end)).
 
 
-gen(Size) ->
-    crypto:strong_rand_bytes(Size).
+gen(Size) when is_integer(Size), Size > 1 ->
+    RandBin = crypto:strong_rand_bytes(Size - 1),
+    <<0, RandBin/binary>>.