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| author | Henrik Nord <[email protected]> | 2014-02-07 11:42:50 +0100 |
|---|---|---|
| committer | Henrik Nord <[email protected]> | 2014-02-07 11:42:50 +0100 |
| commit | 069b1840316979c69e4bfed1c814a239b852d8ba (patch) | |
| tree | eaea7e45e5ab265f1f85d7ff63f69e2c482f0009 /lib/stdlib/test | |
| parent | 76181f2e146dea3638e70a8636690ab8b4397c70 (diff) | |
| parent | 875b58c8119858676af0139b0f6b69537cae5706 (diff) | |
| download | otp-069b1840316979c69e4bfed1c814a239b852d8ba.tar.gz otp-069b1840316979c69e4bfed1c814a239b852d8ba.tar.bz2 otp-069b1840316979c69e4bfed1c814a239b852d8ba.zip | |
Merge branch 'hsv/add_droplast_to_lists'
* hsv/add_droplast_to_lists:
Added documentation of lists:droplast/1
Added tests for lists:droplast/1 to stdlib/lists_SUITE
stdlib/lists: Add function droplast/1 This functions drops the last element of a non-empty list.
Diffstat (limited to 'lib/stdlib/test')
| -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. |