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# `use' statements are after test definition
my $error_message = 'Algorithm::Diff::diff is not symmetric for second and third sequences';
my(@tests, $tests);
BEGIN {
# check sequences of equal length (1 element each)
my @results = (
[ 'u', '', '', '' ],
[ 'r', '', '', 'c' ],
[ 'l', '', 'b', '' ],
[ 'c', '', 'b', 'c' ],
[ 'o', 'a', '', '' ],
[ 'c', 'a', '', 'c' ],
[ 'c', 'a', 'b', '' ],
[ 'c', 'a', 'b', 'c' ],
);
foreach $i (0, 1) {
foreach $j (0, 1) {
foreach $k (0, 1) {
#my($i, $j, $k) = (1, 1, 0); # for testing an individual combination
push @tests, [
[ $i ? 'a' : '' ],
[ $j ? 'b' : '' ],
[ $k ? 'c' : '' ],
[ $results[$i*4 + $j*2 + $k], ],
];
}
}
}
# check sequences, some of which are empty/null sequences ( [] in diff3 call, undef in output)
@results = (
[ ], # no contents in any of the sequences
[ 'r', undef, undef, 'c' ],
[ 'l', undef, 'b', undef ],
[ 'c', undef, 'b', 'c' ],
[ 'o', 'a', undef, undef ],
[ 'r', 'a', undef, 'c' ], # still a problem
[ 'l', 'a', 'b', undef ], # still a problem
[ 'c', 'a', 'b', 'c' ],
);
foreach $i (0, 1) {
foreach $j (0, 1) {
foreach $k (0, 1) {
#my($i, $j, $k) = (1, 1, 0); # for testing an individual combination
push @tests, [
[ ($i ? 'a' : () ) ],
[ ($j ? 'b' : () ) ],
[ ($k ? 'c' : () ) ],
[ $results[$i*4 + $j*2 + $k] ],
];
}
}
}
push @tests, [
[ qw(1 2 3 4 5 6 7) ],
[ qw(1 2 6 7) ],
[ qw(1 2 3 0 5 6 7) ],
[ [ qw(u 1 1 1) ],
[ qw(u 2 2 2) ],
[ map { $_ eq '-' ? undef : $_ } qw(l 3 - 3) ],
[ map { $_ eq '-' ? undef : $_ } qw(r 4 - 0) ],
[ map { $_ eq '-' ? undef : $_ } qw(l 5 - 5) ],
[ qw(u 6 6 6) ],
[ qw(u 7 7 7) ]
]
];
push @tests, [
[ qw(1 3 4 5) ],
[ qw(1 a 3 4 5) ],
[ qw(1 b 3 4 5) ],
[ [ qw(u 1 1 1) ],
[ map { $_ eq '-' ? undef : $_ } qw(c - a b) ],
[ qw(u 3 3 3) ],
[ qw(u 4 4 4) ],
[ qw(u 5 5 5) ],
]
];
push @tests, [
[ qw( o p p q r s) ],
[ qw(n o p q r ) ],
[ qw(N o p p q r ) ],
[ [ map { $_ eq '-' ? undef : $_ } qw(c - n N) ],
[ qw(u o o o) ],
[ map { $_ eq '-' ? undef : $_ } qw(l p - p) ],
[ qw(u p p p) ],
[ qw(u q q q) ],
[ qw(u r r r) ],
[ map { $_ eq '-' ? undef : $_ } qw(o s - -) ],
]
];
push @tests, [
[ qw( o p p q r s) ],
[ qw(n o p q r ) ],
[ qw(N o p P q r ) ],
[ [ map { $_ eq '-' ? undef : $_ } qw(c - n N) ],
[ qw(u o o o) ],
[ qw(u p p p) ],
[ map { $_ eq '-' ? undef : $_ } qw(r p - P) ],
[ qw(u q q q) ],
[ qw(u r r r) ],
[ map { $_ eq '-' ? undef : $_ } qw(o s - -) ],
]
];
push @tests, [
[ qw( o p p q r s) ],
[ qw(n o p q r ) ],
[ qw( o p P q r ) ],
[ [ map { $_ eq '-' ? undef : $_ } qw(l - n -) ],
[ qw(u o o o) ],
[ qw(u p p p) ],
[ map { $_ eq '-' ? undef : $_ } qw(r p - P) ],
[ qw(u q q q) ],
[ qw(u r r r) ],
[ map { $_ eq '-' ? undef : $_ } qw(o s - -) ],
]
];
$tests = scalar(@tests) + 1;
} # END BEGIN
use Test::More tests => $tests;
require_ok('Algorithm::Merge');
my $out;
{ no warnings;
$Algorithm::Merge::DEBUG = $ENV{'DEBUG'};
}
foreach my $t (@tests) {
if(UNIVERSAL::isa($t, 'CODE')) {
eval { local $SIG{__DIE__}; $t -> (); };
warn "$@\n" if $@ && $ENV{DEBUG};
ok !$@;
}
else {
eval {
local $SIG{__DIE__};
local $SIG{__WARN__} = sub { };
$out = Algorithm::Merge::diff3(@{$t}[0, 1, 2]);
};
if($@ && $@ =~ m{^$error_message}o) {
ok 1;
}
else {
#my $sout = join(";", map { join(":", map { defined($_) ? "[$_]" : "" } @{$_}) } @{$out});
#my $sexp = join(";", map { join(":", map { defined($_) ? "[$_]" : "" } @{$_}) } @{$t->[3]});
# warn Data::Dumper -> Dump([$out, $t->[3]], [qw(Out Expected Diff)]); # if $ENV{DEBUG} && $sout ne $sexp;
#ok $sout eq $sexp;
is_deeply($out, $t->[3]);
}
}
}
exit 0;
|
