diff options
| -rw-r--r-- | lib/stdlib/test/lists_SUITE.erl | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/lib/stdlib/test/lists_SUITE.erl b/lib/stdlib/test/lists_SUITE.erl index 92253ef5b9..f4589a8e24 100644 --- a/lib/stdlib/test/lists_SUITE.erl +++ b/lib/stdlib/test/lists_SUITE.erl @@ -61,7 +61,7 @@ zip_unzip/1, zip_unzip3/1, zipwith/1, zipwith3/1, filter_partition/1, otp_5939/1, otp_6023/1, otp_6606/1, otp_7230/1, - suffix/1, subtract/1]). + suffix/1, subtract/1, droplast/1]). %% Sort randomized lists until stopped. %% @@ -2641,4 +2641,12 @@ sub_non_matching(A, B) -> sub(A, B) -> Res = A -- B, Res = lists:subtract(A, B). - + +%% Test lists:droplast/1 +droplast(Config) when is_list(Config) -> + ?line [] = lists:droplast([x]), + ?line [x] = lists:droplast([x, y]), + ?line {'EXIT', {function_clause, _}} = (catch lists:droplast([])), + ?line {'EXIT', {function_clause, _}} = (catch lists:droplast(x)), + + ok. |