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Diffstat (limited to 'tests/misc/csplit-suppress-matched.pl')
| -rwxr-xr-x | tests/misc/csplit-suppress-matched.pl | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/tests/misc/csplit-suppress-matched.pl b/tests/misc/csplit-suppress-matched.pl new file mode 100755 index 0000000..ec47252 --- /dev/null +++ b/tests/misc/csplit-suppress-matched.pl @@ -0,0 +1,212 @@ +#!/usr/bin/perl + +# Copyright (C) 2013-2018 Free Software Foundation, Inc. + +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <https://www.gnu.org/licenses/>. + +use strict; + +my $limits = getlimits (); + +my $prog = 'csplit'; + +# Turn off localization of executable's output. +@ENV{qw(LANGUAGE LANG LC_ALL)} = ('C') x 3; + +# Input from 'seq 6' +my $IN_SEQ_6 =<<EOF; +1 +2 +3 +4 +5 +6 +EOF + +# Input from a possible run of 'uniq --group' +# (groups separated by empty lines) +my $IN_UNIQ =<<EOF; +a +a +YY + +XX +b +b +YY + +XX +c +YY + +XX +d +d +d +EOF + +# Standard Coreutils::run_tests() structure, except the addition of +# "OUTPUTS" array, containing the expected content of the output files. +# See code below for conversion into PRE/CMP/POST checks. +my @csplit_tests = +( + # without --suppress-matched, + # the newline (matched line) appears in the output files + ["re-base", "-q - '/^\$/' '{*}'", {IN_PIPE => $IN_UNIQ}, + {OUTPUTS => [ "a\na\nYY\n", "\nXX\nb\nb\nYY\n","\nXX\nc\nYY\n", + "\nXX\nd\nd\nd\n" ] }], + + # the newline (matched line) does not appears in the output files + ["re-1", " --suppress-matched -q - '/^\$/' '{*}'", {IN_PIPE => $IN_UNIQ}, + {OUTPUTS => ["a\na\nYY\n", "XX\nb\nb\nYY\n", "XX\nc\nYY\n", + "XX\nd\nd\nd\n"]}], + + # the 'XX' (matched line + offset 1) does not appears in the output files. + # the newline appears in the files (before each split, at the end of the file) + ["re-2", "--suppress-matched -q - '/^\$/1' '{*}'", {IN_PIPE => $IN_UNIQ}, + {OUTPUTS => ["a\na\nYY\n\n","b\nb\nYY\n\n","c\nYY\n\n","d\nd\nd\n"]}], + + # the 'YY' (matched line + offset of -1) does not appears in the output files + # the newline appears in the files (as the first line of the new split) + ["re-3", " --suppress-matched -q - '/^\$/-1' '{*}'", {IN_PIPE => $IN_UNIQ}, + {OUTPUTS => ["a\na\n", "\nXX\nb\nb\n", "\nXX\nc\n", "\nXX\nd\nd\nd\n"]}], + + # Test two consecutive matched lines + # without suppress-matched, the second file should contain a single newline. + ["re-4.1", "-q - '/^\$/' '{*}'", {IN_PIPE => "a\n\n\nb\n"}, + {OUTPUTS => [ "a\n", "\n", "\nb\n" ]}], + # suppress-matched will cause the second file to be empty. + ["re-4.2", "--suppress-match -q - '/^\$/' '{*}'", {IN_PIPE => "a\n\n\nb\n"}, + {OUTPUTS => [ "a\n", "", "b\n" ]}], + # suppress-matched + elide-empty should output just two files. + ["re-4.3", "--suppress-match -zq - '/^\$/' '{*}'", {IN_PIPE => "a\n\n\nb\n"}, + {OUTPUTS => [ "a\n", "b\n" ]}], + + + # Test a matched-line as the last line + # default: last file with newline should be created. + ["re-5.1", "-q - '/^\$/' '{*}'", {IN_PIPE => "a\n\nb\n\n"}, + {OUTPUTS => [ "a\n", "\nb\n", "\n" ]}], + # suppress-matched - last empty files should be created. + ["re-5.2", "--suppress-match -q - '/^\$/' '{*}'", {IN_PIPE => "a\n\nb\n\n"}, + {OUTPUTS => [ "a\n", "b\n", "" ]}], + # suppress-matched + elide-empty: just two files should be created. + ["re-5.3", "--suppress-match -zq - '/^\$/' '{*}'", {IN_PIPE => "a\n\nb\n\n"}, + {OUTPUTS => [ "a\n", "b\n" ]}], + + # without suppress-matched, + # the matched lines (2/4/6) appears in the output files + ["int-base", '-q - 2 4 6', {IN_PIPE => $IN_SEQ_6}, + {OUTPUTS => [ "1\n", "2\n3\n", "4\n5\n", "6\n" ]}], + # suppress matched - the matching lines (2/4/6) should not appear. + ["int-1", '--suppress-matched -q - 2 4 6', {IN_PIPE => $IN_SEQ_6}, + {OUTPUTS => [ "1\n", "3\n", "5\n", "" ]}], + # suppress matched + elide-empty + ["int-2", '--suppress-matched -zq - 2 4 6', {IN_PIPE => $IN_SEQ_6}, + {OUTPUTS => [ "1\n", "3\n", "5\n" ]}], +); + + + +=pod +The following loop translate the above @Tests to a Cureutils::run_tests() +compatible structure. It converts "OUTPUTS" key into "CMP" + "POST" keys: +1. Each element in the OUTPUTS key is expected to be an output file + from csplit (named xx00, xx01, xx02...) + create a "CMP" key for each one, with the output and the filename. +2. Add a "POST" key, ensuring no extra files have been created. + (e.g. if there are 4 expected outputs, xx00 to xx03, + ensure xx04 doesn't exist). +3. Add a "PRE" key, deleting all existing 'xx*' files. + +Example: + +Before conversion: + my @csplit_tests = + ( + ["1", '-z -q - 2 4 6', + {IN_PIPE => "1\n2\n3\n4\n5\n6\n"}, + {OUTPUTS => [ "1\n", "2\n3\n", "4\n5\n", "6\n" ], + ] + ) + +After conversion: + + my @csplit_tests = + ( + ["1", '-z -q - 2 4 6', + {IN_PIPE => "1\n2\n3\n4\n5\n6\n"}, + {PRE => sub { unlink glob './xx??' ; }}, + {CMP => ["1\n", {'xx00'=> undef}]}, + {CMP => ["2\n3\n", {'xx01'=> undef}]}, + {CMP => ["4\n5\n", {'xx02'=> undef}]}, + {CMP => ["6\n", {'xx03'=> undef}]}, + {POST => sub { die "extra file" if -e 'xx04'}}, + ], + ); +=cut +my @Tests; +foreach my $t (@csplit_tests) + { + my ($test_name, $cmdline, @others) = @$t; + my $new_ent = [$test_name, $cmdline]; + + my $out_file_num = 0 ; + + foreach my $e (@others) + { + die "Internal error: expecting a hash (e.g. IN_PIPE/OUTPUTS/ERR)" . + "in test '$test_name', got $e" + unless ref $e && (ref $e eq 'HASH'); + + my ($key, $value) = each %$e; + if ($key eq 'OUTPUTS') + { + # Convert each expected OUTPUT to a 'CMP' key. + foreach my $output (@$value) + { + my $filename = sprintf("xx%02d",$out_file_num++); + my $cmp = {CMP => [ $output, { $filename => undef}]}; + push @$new_ent, $cmp; + } + + # Add a 'POST' check + # Ensure no extra files have been created. + my $filename = sprintf("xx%02d",$out_file_num++); + my $post = { POST => sub { die "Test failed: an extraneous file " . + "'$filename' has been created\n" + if -e $filename; } } ; + push @$new_ent, $post; + + # before running each test, cleanup the 'xx00' files + # from previous runs. + my $pre = { PRE => sub { unlink glob "./xx??"; } }; + push @$new_ent, $pre; + } + else + { + # pass other entities as-is (e.g. OUT, ERR, OUT_SUBST, EXIT) + # run_tests() will know how to handle them. + push @$new_ent, $e; + } + } + + push @Tests, $new_ent; + } + +my $save_temps = $ENV{DEBUG}; +my $verbose = $ENV{VERBOSE}; + +my $fail = run_tests ($prog, $prog, \@Tests, $save_temps, $verbose); +exit $fail; |