# $Id: 22-query.t,v 1.6 2005/12/22 09:25:14 mike Exp $

# Before `make install' is performed this script should be runnable with
# `make test'. After `make install' it should work as `perl 22-query.t'

use strict;
use warnings;
use Test::More tests => 32;
BEGIN { use_ok('ZOOM') };

#ZOOM::Log::init_level(ZOOM::Log::mask_str("zoom"));

my $q;
eval { $q = new ZOOM::Query() };
ok(defined $@ && $@ =~ /can.t create ZOOM::Query/,
   "instantiation of ZOOM::Query base class rejected");

ok(1, "[no query to destroy]");

ok(1, "[no need to recreate empty query]");

# Invalid CQL is not recognised as such, because ZOOM-C does not
# attempt to parse it: it just gets passed to the server when the
# query is used.
$q = new ZOOM::Query::CQL("creator=pike and");
ok(defined $q, "invalid CQL accepted (pass-through)");
$q = new ZOOM::Query::CQL("creator=pike and subject=unix");
ok(defined $q, "valid CQL accepted");

eval { $q = new ZOOM::Query::PQF('@and @attr 1=1003 pike') };
ok($@ && $@->isa("ZOOM::Exception") &&
   $@->code() == ZOOM::Error::QUERY_PQF,
   "invalid PQF rejected");

eval { $q = new ZOOM::Query::PQF('@and @attr 1=1003 pike @attr 1=21 unix') };
ok(!$@, "set PQF into query");

eval { $q->sortby("") };
ok($@ && $@->isa("ZOOM::Exception") &&
   $@->code() == ZOOM::Error::SORTBY,
   "zero-length sort criteria rejected");

eval { $q->sortby("foo bar baz") };
ok(!$@, "sort criteria accepted");

$q->destroy();
ok(1, "destroyed complex query");

# Up till now, we have been doing query management.  Now to actually
# use the query.  This is done using Connection::search() -- there are
# no other uses of query objects -- but we need to establish a
# connection for it to work on first.

my $host = "indexdata.com/gils";
my $conn;
eval { $conn = new ZOOM::Connection($host, 0) };
ok(!$@, "connection to '$host'");
$conn->option(preferredRecordSyntax => "usmarc");

ok(1, "[no need to create empty query]");
eval { $q = new ZOOM::Query::PQF('@and @attr 1=4 utah @attr 1=62 epicenter') };
ok(!$@, "created PQF query");
check_record($conn, $q);
$q->destroy();

# Now try a CQL query: this will fail due to lack of server support
ok(1, "[no need to create empty query]");
eval { $q = new ZOOM::Query::CQL('title=utah and description=epicenter') };
ok(!$@, "created CQL query");
my $rs;
eval { $rs = $conn->search($q) };
ok($@ && $@->isa("ZOOM::Exception") &&
   $@->code() == 107 && $@->diagset() eq "Bib-1",
   "query rejected: error " . $@->code());
$q->destroy();

# Client-side compiled CQL: this will fail due to lack of config-file
ok(1, "[no need to create empty query]");
eval { $q = new ZOOM::Query::CQL2RPN('title=utah and description=epicenter',
				     $conn) };
ok($@ && $@->isa("ZOOM::Exception") &&
   $@->code() == ZOOM::Error::CQL_TRANSFORM && $@->diagset() eq "ZOOM",
   "can't make CQL2RPN query: error " . $@->code());

# Finally, do a successful client-compiled CQL search
ok(1, "[no need to create empty query]");
$conn->option(cqlfile => "samples/cql/pqf.properties");
eval { $q = new ZOOM::Query::CQL2RPN('title=utah and description=epicenter',
				     $conn) };
ok(!$@, "created CQL2RPN query: \@=$@");
check_record($conn, $q);
$q->destroy();

$conn->destroy();
ok(1, "destroyed all objects");


sub check_record {
    my($conn, $q) = @_;

    my $rs;
    eval { $rs = $conn->search($q) };
    ok(!$@, "search");
    die $@ if $@;

    my $n = $rs->size();
    ok($n == 1, "found 1 record as expected");

    my $rec = $rs->record(0);
    ok(1, "got record idenfified by query");

    my $data = $rec->render();
    ok(1, "rendered record");
    ok($data =~ /^035 +\$a ESDD0006$/m, "record is the expected one");

    $rs->destroy();
}