diff options
Diffstat (limited to 'lib/stdlib/test')
| -rw-r--r-- | lib/stdlib/test/io_SUITE.erl | 86 |
1 files changed, 82 insertions, 4 deletions
diff --git a/lib/stdlib/test/io_SUITE.erl b/lib/stdlib/test/io_SUITE.erl index 6f4e7ad7e0..9fdd7da4dc 100644 --- a/lib/stdlib/test/io_SUITE.erl +++ b/lib/stdlib/test/io_SUITE.erl @@ -31,7 +31,7 @@ otp_10836/1, io_lib_width_too_small/1, io_with_huge_message_queue/1, format_string/1, maps/1, coverage/1, otp_14178_unicode_atoms/1, otp_14175/1, - otp_14285/1, limit_term/1]). + otp_14285/1, limit_term/1, otp_14983/1]). -export([pretty/2]). @@ -63,7 +63,7 @@ all() -> io_lib_print_binary_depth_one, otp_10302, otp_10755, otp_10836, io_lib_width_too_small, io_with_huge_message_queue, format_string, maps, coverage, otp_14178_unicode_atoms, otp_14175, - otp_14285, limit_term]. + otp_14285, limit_term, otp_14983]. %% Error cases for output. error_1(Config) when is_list(Config) -> @@ -1750,7 +1750,7 @@ printable_range(Suite) when is_list(Suite) -> PrettyOptions = [{column,1}, {line_length,109}, {depth,30}, - {max_chars,60}, + {line_max_chars,60}, {record_print_fun, fun(_,_) -> no end}, {encoding,unicode}], @@ -1886,7 +1886,7 @@ otp_10302(Suite) when is_list(Suite) -> pretty(Term, Depth) when is_integer(Depth) -> Opts = [{column, 1}, {line_length, 20}, - {depth, Depth}, {max_chars, 60}, + {depth, Depth}, {line_max_chars, 60}, {record_print_fun, fun rfd/2}, {encoding, unicode}], pretty(Term, Opts); @@ -2489,3 +2489,81 @@ limt_pp(Term, Depth) when is_integer(Depth) -> pp(Term, Depth) -> lists:flatten(io_lib:format("~P", [Term, Depth])). + +otp_14983(_Config) -> + trunc_depth(-1), + trunc_depth(10), + ok. + +trunc_depth(D) -> + "..." = tp("", D, 0), + "[]" = tp("", D, 1), + + "#{}" = tp(#{}, D, 1), + "#{a => 1}" = tp(#{a => 1}, D, 7), + "#{...}" = tp(#{a => 1}, D, 5), + "#{a => 1}" = tp(#{a => 1}, D, 6), + A = lists:seq(1, 1000), + M = #{A => A, {A,A} => {A,A}}, + "#{...}" = tp(M, D, 6), + "#{{...} => {...},...}" = tp(M, D, 7), + "#{{[...],...} => {[...],...},...}" = tp(M, D, 22), + "#{{[...],...} => {[...],...},[...] => [...]}" = tp(M, D, 31), + "#{{[...],...} => {[...],...},[...] => [...]}" = tp(M, D, 33), + "#{{[1|...],[...]} => {[1|...],[...]},[1|...] => [...]}" = + tp(M, D, 50), + + "..." = trp({c, 1, 2}, D, 0), + "{...}" = trp({c, 1, 2}, D, 1), + "#c{...}" = trp({c, 1, 2}, D, 6), + "#c{...}" = trp({c, 1, 2}, D, 7), + "#c{f1 = [...],...}" = trp({c, A, A}, D, 18), + "#c{f1 = [1|...],f2 = [...]}" = trp({c, A, A}, D, 19), + "#c{f1 = [1,2|...],f2 = [1|...]}" = trp({c, A, A}, D, 31), + "#c{f1 = [1,2,3|...],f2 = [1,2|...]}" = trp({c, A, A}, D, 32), + + "..." = tp({}, D, 0), + "{}" = tp({}, D, 1), + T = {A, A, A}, + "{...}" = tp(T, D, 5), + "{[...],...}" = tp(T, D, 6), + "{[1|...],[...],...}" = tp(T, D, 12), + "{[1,2|...],[1|...],...}" = tp(T, D, 20), + "{[1,2|...],[1|...],[...]}" = tp(T, D, 21), + "{[1,2,3|...],[1,2|...],[1|...]}" = tp(T, D, 28), + + "{[1],[1,2|...]}" = tp({[1],[1,2,3,4]}, D, 14), + "[...]" = tp("abcdefg", D, 4), + "\"abc\"..." = tp("abcdefg", D, 5), + "\"abcdef\"..." = tp("abcdefg", D, 8), + "\"abcdefg\"" = tp("abcdefg", D, 9), + "\"abcdefghijkl\"" = tp("abcdefghijkl", D, -1), + + AZ = lists:seq($A, $Z), + AZb = list_to_binary(AZ), + AZbS = "<<\"" ++ AZ ++ "\">>", + AZbS = tp(AZb, D, -1), + "<<\"ABCDEFGH\"...>>" = tp(AZb, D, 17), % 4 chars even if D = -1... + "<<\"ABCDEFGHIJKL\"...>>" = tp(AZb, D, 18), + B1 = <<"abcdef",0:8>>, + "<<\"ab\"...>>" = tp(B1, D, 8), + "<<\"abcdef\"...>>" = tp(B1, D, 14), + %% Tricky. Much more than 15 characters: + "<<97,98,99,100,101,102,0>>" = tp(B1, D, 15), + "<<97,98,99,100,101,102,0>>" = tp(B1, D, -1), + B2 = <<AZb/binary,0:8>>, + "<<\"AB\"...>>" = tp(B2, D, 8), + "<<\"ABCDEFGH\"...>>" = tp(B2, D, 14), + "<<65,66,67,68,69,70,71,72,0>>" = tp(<<"ABCDEFGH",0:8>>, D, -1). + +tp(Term, D, T) -> + trp(Term, D, T, fun(_, _) -> no end). + +trp(Term, D, T) -> + trp(Term, D, T, fun rfd/2). + +trp(Term, D, T, RF) -> + R = io_lib_pretty:print(Term, [{depth, D}, + {record_print_fun, RF}, + {chars_limit, T}]), + lists:flatten(io_lib:format("~s", [R])). |