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#!/usr/bin/perl
#
# Tests for various caching errors
#
$|=1;
my $file = "tf$$.txt";
$: = Tie::File::_default_recsep();
my $data = join $:, "rec0" .. "rec9", "";
my $V = $ENV{INTEGRITY}; # Verbose integrity checking?
print "1..55\n";
my $N = 1;
use Tie::File;
print "ok $N\n"; $N++;
open F, "> $file" or die $!;
binmode F;
print F $data;
close F;
my $o = tie @a, 'Tie::File', $file;
print $o ? "ok $N\n" : "not ok $N\n";
$N++;
# (3) Through 0.18, this 'splice' call would corrupt the cache.
my @z = @a; # force cache to contain all ten records
splice @a, 0, 0, "x";
print $o->_check_integrity($file, $V) ? "ok $N\n" : "not ok $N\n";
$N++;
# Here we redo *all* the splice tests, with populate()
# calls before each one, to make sure that splice() does not botch the cache.
# (4-14) splicing at the beginning
check();
splice(@a, 0, 0, "rec4");
check();
splice(@a, 0, 1, "rec5"); # same length
check();
splice(@a, 0, 1, "record5"); # longer
check();
splice(@a, 0, 1, "r5"); # shorter
check();
splice(@a, 0, 1); # removal
check();
splice(@a, 0, 0); # no-op
check();
splice(@a, 0, 0, 'r7', 'rec8'); # insert more than one
check();
splice(@a, 0, 2, 'rec7', 'record8', 'rec9'); # insert more than delete
check();
splice(@a, 0, 3, 'record9', 'rec10'); # delete more than insert
check();
splice(@a, 0, 2); # delete more than one
check();
# (15-24) splicing in the middle
splice(@a, 1, 0, "rec4");
check();
splice(@a, 1, 1, "rec5"); # same length
check();
splice(@a, 1, 1, "record5"); # longer
check();
splice(@a, 1, 1, "r5"); # shorter
check();
splice(@a, 1, 1); # removal
check();
splice(@a, 1, 0); # no-op
check();
splice(@a, 1, 0, 'r7', 'rec8'); # insert more than one
check();
splice(@a, 1, 2, 'rec7', 'record8', 'rec9'); # insert more than delete
check();
splice(@a, 1, 3, 'record9', 'rec10'); # delete more than insert
check();
splice(@a, 1, 2); # delete more than one
check();
# (25-34) splicing at the end
splice(@a, 3, 0, "rec4");
check();
splice(@a, 3, 1, "rec5"); # same length
check();
splice(@a, 3, 1, "record5"); # longer
check();
splice(@a, 3, 1, "r5"); # shorter
check();
splice(@a, 3, 1); # removal
check();
splice(@a, 3, 0); # no-op
check();
splice(@a, 3, 0, 'r7', 'rec8'); # insert more than one
check();
splice(@a, 3, 2, 'rec7', 'record8', 'rec9'); # insert more than delete
check();
splice(@a, 3, 3, 'record9', 'rec10'); # delete more than insert
check();
splice(@a, 3, 2); # delete more than one
check();
# (35-44) splicing with negative subscript
splice(@a, -1, 0, "rec4");
check();
splice(@a, -1, 1, "rec5"); # same length
check();
splice(@a, -1, 1, "record5"); # longer
check();
splice(@a, -1, 1, "r5"); # shorter
check();
splice(@a, -1, 1); # removal
check();
splice(@a, -1, 0); # no-op
check();
splice(@a, -1, 0, 'r7', 'rec8'); # insert more than one
check();
splice(@a, -1, 2, 'rec7', 'record8', 'rec9'); # insert more than delete
check();
splice(@a, -3, 3, 'record9', 'rec10'); # delete more than insert
check();
splice(@a, -4, 3); # delete more than one
check();
# (45) scrub it all out
splice(@a, 0, 3);
check();
# (46) put some back in
splice(@a, 0, 0, "rec0", "rec1");
check();
# (47) what if we remove too many records?
splice(@a, 0, 17);
check();
# (48-49) In the past, splicing past the end was not correctly detected
# (1.14)
splice(@a, 89, 3);
check();
splice(@a, @a, 3);
check();
# (50-51) Also we did not emulate splice's freaky behavior when inserting
# past the end of the array (1.14)
splice(@a, 89, 0, "I", "like", "pie");
check();
splice(@a, 89, 0, "pie pie pie");
check();
# (52-54) Test default arguments
splice @a, 0, 0, (0..11);
check();
splice @a, 4;
check();
splice @a;
check();
# (55) This was broken on 20030507 when you moved the cache management
# stuff out of _oadjust back into _splice without also putting it back
# into _store.
@a = (0..11);
check();
sub init_file {
my $data = shift;
open F, "> $file" or die $!;
binmode F;
print F $data;
close F;
}
sub check {
my $integrity = $o->_check_integrity($file, $ENV{INTEGRITY});
print $integrity ? "ok $N\n" : "not ok $N\n";
$N++;
repopulate();
}
sub ctrlfix {
for (@_) {
s/\n/\\n/g;
s/\r/\\r/g;
}
}
sub repopulate {
$o->{cache}->empty;
my @z = @a; # refill the cache with correct data
}
END {
undef $o;
untie @a;
1 while unlink $file;
}
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