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|
# Before `make install' is performed this script should be runnable with
# `make test'. After `make install' it should work as `perl oo.t'
use strict;
BEGIN { $^W++; }
use lib qw( blib lib );
use Algorithm::Diff::XS qw( compact_diff );
use Data::Dumper;
use Test qw( plan ok $ntest );
BEGIN
{
$|++;
plan( tests => 969 );
$SIG{__DIE__} = sub # breakpoint on die
{
$DB::single = 1
if ! $^S;
die @_;
};
$SIG{__WARN__} = sub # breakpoint on warn
{
$DB::single = 1;
warn @_;
};
}
sub Ok($$) { @_= reverse @_; goto &ok }
my( $first, $a, $b, $hunks );
for my $pair (
[ "a b c e h j l m n p",
" b c d e f j k l m r s t", 9 ],
[ "", "", 0 ],
[ "a b c", "", 1 ],
[ "", "a b c d", 1 ],
[ "a b", "x y z", 1 ],
[ " c e h j l m n p r",
"a b c d f g j k l m s t", 7 ],
[ "a b c d",
"a b c d", 1 ],
[ "a d",
"a b c d", 3 ],
[ "a b c d",
"a d", 3 ],
[ "a b c d",
" b c ", 3 ],
[ " b c ",
"a b c d", 3 ],
) {
$first= $ntest;
( $a, $b, $hunks )= @$pair;
my @a = split ' ', $a;
my @b = split ' ', $b;
my $d = Algorithm::Diff::XS->new( \@a, \@b );
if( @ARGV ) {
print "1: $a$/2: $b$/";
while( $d->Next() ) {
printf "%10s %s %s$/",
join(' ',$d->Items(1)),
$d->Same() ? '=' : '|',
join(' ',$d->Items(2));
}
}
Ok( 0, $d->Base() );
Ok( 0, $d->Base(undef) );
Ok( 0, $d->Base(1) );
Ok( 1, $d->Base(undef) );
Ok( 1, $d->Base(0) );
ok( ! eval { $d->Diff(); 1 } );
ok( $@, qr/\breset\b/i );
ok( ! eval { $d->Same(); 1 } );
ok( $@, qr/\breset\b/i );
ok( ! eval { $d->Items(1); 1 } );
ok( $@, qr/\breset\b/i );
ok( ! eval { $d->Range(2); 1 } );
ok( $@, qr/\breset\b/i );
ok( ! eval { $d->Min(1); 1 } );
ok( $@, qr/\breset\b/i );
ok( ! eval { $d->Max(2); 1 } );
ok( $@, qr/\breset\b/i );
ok( ! eval { $d->Get('Min1'); 1 } );
ok( $@, qr/\breset\b/i );
ok( ! $d->Next(0) );
ok( ! eval { $d->Same(); 1 } );
ok( $@, qr/\breset\b/i );
Ok( 1, $d->Next() ) if 0 < $hunks;
Ok( 2, $d->Next(undef) ) if 1 < $hunks;
Ok( 3, $d->Next(1) ) if 2 < $hunks;
Ok( 2, $d->Next(-1) ) if 1 < $hunks;
ok( ! $d->Next(-2) );
ok( ! eval { $d->Same(); 1 } );
ok( $@, qr/\breset\b/i );
ok( ! $d->Prev(0) );
ok( ! eval { $d->Same(); 1 } );
ok( $@, qr/\breset\b/i );
Ok( -1, $d->Prev() ) if 0 < $hunks;
Ok( -2, $d->Prev(undef) ) if 1 < $hunks;
Ok( -3, $d->Prev(1) ) if 2 < $hunks;
Ok( -2, $d->Prev(-1) ) if 1 < $hunks;
ok( ! $d->Prev(-2) );
Ok( 1, $d->Next() ) if 0 < $hunks;
ok( ! $d->Prev() );
Ok( 1, $d->Next() ) if 0 < $hunks;
ok( ! $d->Prev(2) );
Ok( -1, $d->Prev() ) if 0 < $hunks;
ok( ! $d->Next() );
Ok( -1, $d->Prev() ) if 0 < $hunks;
ok( ! $d->Next(5) );
Ok( 1, $d->Next() ) if 0 < $hunks;
Ok( $d, $d->Reset() );
ok( ! $d->Prev(0) );
Ok( 3, $d->Reset(3)->Next(0) ) if 2 < $hunks;
Ok( -3, $d->Reset(-2)->Prev() ) if 2 < $hunks;
Ok( $hunks || !1, $d->Reset(0)->Next(-1) );
my $c = $d->Copy();
ok( $c->Base(), $d->Base() );
ok( $c->Next(0), $d->Next(0) );
ok( $d->Copy(-4)->Next(0),
$d->Copy()->Reset(-4)->Next(0) );
$c = $d->Copy( undef, 1 );
Ok( 1, $c->Base() );
ok( $c->Next(0), $d->Next(0) );
$d->Reset();
my( @A, @B );
while( $d->Next() ) {
if( $d->Same() ) {
Ok( 0, $d->Diff() );
ok( $d->Same(), $d->Range(2) );
ok( $d->Items(2), $d->Range(1) );
ok( "@{[$d->Same()]}",
"@{[$d->Items(1)]}" );
ok( "@{[$d->Items(1)]}",
"@{[$d->Items(2)]}" );
ok( "@{[$d->Items(2)]}",
"@a[$d->Range(1)]" );
ok( "@a[$d->Range(1,0)]",
"@b[$d->Range(2)]" );
push @A, $d->Same();
push @B, @b[$d->Range(2)];
} else {
Ok( 0, $d->Same() );
ok( $d->Diff() & 1, 1*!!$d->Range(1) );
ok( $d->Diff() & 2, 2*!!$d->Range(2) );
ok( "@{[$d->Items(1)]}",
"@a[$d->Range(1)]" );
ok( "@{[$d->Items(2)]}",
"@b[$d->Range(2,0)]" );
push @A, @a[$d->Range(1)];
push @B, $d->Items(2);
}
}
ok( "@A", "@a" );
ok( "@B", "@b" );
next if ! $hunks;
Ok( 1, $d->Next() );
{ local $^W= 0;
ok( ! eval { $d->Items(); 1 } ); }
ok( ! eval { $d->Items(0); 1 } );
{ local $^W= 0;
ok( ! eval { $d->Range(); 1 } ); }
ok( ! eval { $d->Range(3); 1 } );
{ local $^W= 0;
ok( ! eval { $d->Min(); 1 } ); }
ok( ! eval { $d->Min(-1); 1 } );
{ local $^W= 0;
ok( ! eval { $d->Max(); 1 } ); }
ok( ! eval { $d->Max(9); 1 } );
$d->Reset(-1);
$c= $d->Copy(undef,1);
ok( "@a[$d->Range(1)]",
"@{[(0,@a)[$c->Range(1)]]}" );
ok( "@b[$c->Range(2,0)]",
"@{[(0,@b)[$d->Range(2,1)]]}" );
ok( "@a[$d->Get('min1')..$d->Get('0Max1')]",
"@{[(0,@a)[$d->Get('1MIN1')..$c->Get('MAX1')]]}" );
ok( "@{[$c->Min(1),$c->Max(2,0)]}",
"@{[$c->Get('Min1','0Max2')]}" );
ok( ! eval { scalar $c->Get('Min1','0Max2'); 1 } );
ok( "@{[0+$d->Same(),$d->Diff(),$d->Base()]}",
"@{[$d->Get(qq<same Diff BASE>)]}" );
ok( "@{[0+$d->Range(1),0+$d->Range(2)]}",
"@{[$d->Get(qq<Range1 rAnGe2>)]}" );
{ local $^W= 0;
ok( ! eval { $c->Get('range'); 1 } );
ok( ! eval { $c->Get('min'); 1 } );
ok( ! eval { $c->Get('max'); 1 } ); }
} continue {
if( @ARGV ) {
my $tests= $ntest - $first;
print "$hunks hunks, $tests tests.$/";
}
}
# $d = Algorithm::Diff::XS->new( \@a, \@b, {KeyGen=>sub...} );
# @cdiffs = compact_diff( \@seq1, \@seq2 );
|
