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# Copyright (C) 2006-2012 Free Software Foundation, Inc.
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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(my $program_name = $0) =~ s|.*/||;
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# Turn off localization of executable's output.
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@ENV{qw(LANGUAGE LANG LC_ALL)} = ('C') x 3;
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# Return the encoding of a string of N 'a's.
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my %remainder = ( 0 => '', 1 => 'YQ==', 2 => 'YWE=' );
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return 'YWFh' x ($n / 3) . $remainder{$n % 3};
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# Construct an encoded string of length 4KB, using 3K "a"s.
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# A few copies, each with different number of newlines at the start.
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(my $t = $a3k) =~ s/^/"\n"x $k/e;
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# Return a copy of S, with newlines inserted every WIDTH bytes.
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# Ensure that the result (if not the empty string) is newline-terminated.
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$s =~ s/(.{$width})/$1\n/g;
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substr ($s, -1, 1) ne "\n"
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['empty', {IN=>''}, {OUT=>""}],
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['inout', {IN=>'a'}, {OUT=>"YQ==\n"}],
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['wrap', '--wrap 0', {IN=>'foo'}, {OUT=>'Zm9v'}],
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['wrap5-39', '--wrap=5', {IN=>'a' x 39}, {OUT=>wrap enc(39),5}],
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['wrap5-40', '--wrap=5', {IN=>'a' x 40}, {OUT=>wrap enc(40),5}],
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['wrap5-41', '--wrap=5', {IN=>'a' x 41}, {OUT=>wrap enc(41),5}],
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['wrap5-42', '--wrap=5', {IN=>'a' x 42}, {OUT=>wrap enc(42),5}],
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['wrap5-43', '--wrap=5', {IN=>'a' x 43}, {OUT=>wrap enc(43),5}],
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['wrap5-44', '--wrap=5', {IN=>'a' x 44}, {OUT=>wrap enc(44),5}],
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['wrap5-45', '--wrap=5', {IN=>'a' x 45}, {OUT=>wrap enc(45),5}],
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['wrap5-46', '--wrap=5', {IN=>'a' x 46}, {OUT=>wrap enc(46),5}],
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['buf-1', '--decode', {IN=>enc 1}, {OUT=>'a' x 1}],
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['buf-2', '--decode', {IN=>enc 2}, {OUT=>'a' x 2}],
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['buf-3', '--decode', {IN=>enc 3}, {OUT=>'a' x 3}],
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['buf-4', '--decode', {IN=>enc 4}, {OUT=>'a' x 4}],
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['buf-4k0', '--decode', {IN=>enc 3072+0}, {OUT=>'a' x (3072+0)}],
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['buf-4k1', '--decode', {IN=>enc 3072+1}, {OUT=>'a' x (3072+1)}],
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['buf-4k2', '--decode', {IN=>enc 3072+2}, {OUT=>'a' x (3072+2)}],
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['buf-4k3', '--decode', {IN=>enc 3072+3}, {OUT=>'a' x (3072+3)}],
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['buf-4km1','--decode', {IN=>enc 3072-1}, {OUT=>'a' x (3072-1)}],
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['buf-4km2','--decode', {IN=>enc 3072-2}, {OUT=>'a' x (3072-2)}],
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['buf-4km3','--decode', {IN=>enc 3072-3}, {OUT=>'a' x (3072-3)}],
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['buf-4km4','--decode', {IN=>enc 3072-4}, {OUT=>'a' x (3072-4)}],
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# Exercise the case in which the final base-64 byte is
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# in a buffer all by itself.
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['b4k-1', '--decode', {IN=>$a3k_nl[1]}, {OUT=>'a' x (3072+0)}],
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['b4k-2', '--decode', {IN=>$a3k_nl[2]}, {OUT=>'a' x (3072+0)}],
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['b4k-3', '--decode', {IN=>$a3k_nl[3]}, {OUT=>'a' x (3072+0)}],
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['baddecode', '--decode', {IN=>'a'}, {OUT=>""},
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{ERR_SUBST => 's/.*: invalid input//'}, {ERR => "\n"}, {EXIT => 1}],
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['baddecode2', '--decode', {IN=>'ab'}, {OUT=>"i"},
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{ERR_SUBST => 's/.*: invalid input//'}, {ERR => "\n"}, {EXIT => 1}],
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['baddecode3', '--decode', {IN=>'Zzz'}, {OUT=>"g<"},
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{ERR_SUBST => 's/.*: invalid input//'}, {ERR => "\n"}, {EXIT => 1}],
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['baddecode4', '--decode', {IN=>'Zz='}, {OUT=>"g"},
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{ERR_SUBST => 's/.*: invalid input//'}, {ERR => "\n"}, {EXIT => 1}],
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['baddecode5', '--decode', {IN=>'Z==='}, {OUT=>""},
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{ERR_SUBST => 's/.*: invalid input//'}, {ERR => "\n"}, {EXIT => 1}]
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# For each non-failing test, create a --decode test using the
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# expected output as input. Also, add tests inserting newlines.
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foreach my $t (@Tests)
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# If the test has a single option of "--decode", then skip it.
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!ref $t->[1] && $t->[1] eq '--decode'
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ref $e && ref $e eq 'HASH'
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and $exit_val = $e->{EXIT};
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if (defined $e->{OUT})
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foreach my $i (0..$len)
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substr ($u, $i, 0) = "\n";
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push @new, ["d$i-$t->[0]", '--decode', {IN => $o}, {OUT => $in}];
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my $save_temps = $ENV{DEBUG};
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my $verbose = $ENV{VERBOSE};
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my $fail = run_tests ($program_name, $prog, \@Tests, $save_temps, $verbose);