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use strict;
use warnings;
use PostgresNode;
use TestLib;
use Test::More tests => 17;
program_help_ok('pg_controldata');
program_version_ok('pg_controldata');
program_options_handling_ok('pg_controldata');
command_fails(['pg_controldata'], 'pg_controldata without arguments fails');
command_fails([ 'pg_controldata', 'nonexistent' ],
'pg_controldata with nonexistent directory fails');
my $node = get_new_node('main');
$node->init;
command_like([ 'pg_controldata', $node->data_dir ],
qr/checkpoint/, 'pg_controldata produces output');
# check with a corrupted pg_control
my $pg_control = $node->data_dir . '/global/pg_control';
my $size = (stat($pg_control))[7];
open my $fh, '>', $pg_control or BAIL_OUT($!);
binmode $fh;
# fill file with zeros
print $fh pack("x[$size]");
close $fh;
command_checks_all([ 'pg_controldata', $node->data_dir ],
0,
[ qr/WARNING: Calculated CRC checksum does not match value stored in file/,
qr/WARNING: invalid WAL segment size/ ],
[ qr/^$/ ],
'pg_controldata with corrupted pg_control');
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