X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=t%2F15-scan.t;h=f894513bd609c7bcd2e3f0b808b60ec4d332b4e1;hb=68c3d5352d8261bd3b7b3150cf651d7d24b7194d;hp=b5544e421137d3ba90cb560c8b40cf4c9a32f43c;hpb=6f3a99e6ba8534ef28bf88fc7bea8ca03d73c989;p=ZOOM-Perl-moved-to-github.git diff --git a/t/15-scan.t b/t/15-scan.t index b5544e4..f894513 100644 --- a/t/15-scan.t +++ b/t/15-scan.t @@ -1,39 +1,34 @@ -# $Id: 15-scan.t,v 1.1 2005-11-08 10:20:59 mike Exp $ +# $Id: 15-scan.t,v 1.14 2007-08-16 17:19:35 mike Exp $ # Before `make install' is performed this script should be runnable with # `make test'. After `make install' it should work as `perl 15-scan.t' use strict; use warnings; -use Test::More tests => 46; -use MARC::Record; +use Test::More tests => 87; BEGIN { use_ok('Net::Z3950::ZOOM') }; my($errcode, $errmsg, $addinfo) = (undef, "dummy", "dummy"); -my $host = "indexdata.com/gils"; +my $host = "z3950.indexdata.com/gils"; my $conn = Net::Z3950::ZOOM::connection_new($host, 0); $errcode = Net::Z3950::ZOOM::connection_error($conn, $errmsg, $addinfo); ok($errcode == 0, "connection to '$host'"); -my $startterm = "coelophysis"; -my $ss = Net::Z3950::ZOOM::connection_scan($conn, $startterm); -$errcode = Net::Z3950::ZOOM::connection_error($conn, $errmsg, $addinfo); -ok($errcode == 0, "scan for '$startterm'"); +my($ss, $n) = scan($conn, 0, "w", 10); -my $n = Net::Z3950::ZOOM::scanset_size($ss); -ok(defined $n, "got size"); -ok($n == 10, "got 10 terms"); +my @terms = (); +my($occ, $len) = (0, 0); my $previous = ""; # Sorts before all legitimate terms -my($occ, $len) = (0, 0); foreach my $i (1 .. $n) { my $term = Net::Z3950::ZOOM::scanset_term($ss, $i-1, $occ, $len); ok(defined $term && $len eq length($term), "got term $i of $n: '$term' ($occ occurences)"); ok($term ge $previous, "term '$term' ge previous '$previous'"); $previous = $term; + push @terms, $term; my $disp = Net::Z3950::ZOOM::scanset_display_term($ss, $i-1, $occ, $len); ok(defined $disp && $len eq length($disp), "display term $i of $n: '$disp' ($occ occurences)"); @@ -42,10 +37,96 @@ foreach my $i (1 .. $n) { Net::Z3950::ZOOM::scanset_destroy($ss); ok(1, "destroyed scanset"); +ok(1, "(can't re-destroy scanset)"); # Only meaningful in OO API. + +# Now re-scan, but only for words that occur in the title +# This time, use a Query object for the start-term +my $q = Net::Z3950::ZOOM::query_create(); +Net::Z3950::ZOOM::query_prefix($q, '@attr 1=4 w'); +($ss, $n) = scan($conn, 1, $q, 6); -# ### There remains much testing still to do with scan, but I can't -# do it until Adam better explains ZOOM-C's scan functionality. -# Specifically, there is no obvious way to scan more than ten -# terms, nor any obvious use for scanset_option_set() and -# scanset_option_get(); nor can I find a server that returns -# display terms different from its terms. +$previous = ""; # Sorts before all legitimate terms +foreach my $i (1 .. $n) { + my $term = Net::Z3950::ZOOM::scanset_term($ss, $i-1, $occ, $len); + ok(defined $term && $len eq length($term), + "got title term $i of $n: '$term' ($occ occurences)"); + ok($term ge $previous, "title term '$term' ge previous '$previous'"); + $previous = $term; + ok((grep { $term eq $_ } @terms), "title term was in term list"); +} + +Net::Z3950::ZOOM::scanset_destroy($ss); +ok(1, "destroyed second scanset"); + +# Now re-do the same scan, but limiting the results to four terms at a +# time. This time, use a CQL query +Net::Z3950::ZOOM::connection_option_set($conn, number => 4); +Net::Z3950::ZOOM::connection_option_set($conn, cqlfile => + "samples/cql/pqf.properties"); + +$q = Net::Z3950::ZOOM::query_create(); +Net::Z3950::ZOOM::query_cql2rpn($q, 'title=w', $conn); +($ss, $n) = scan($conn, 1, $q, 4); +# Get last term and use it as seed for next scan +my $term = Net::Z3950::ZOOM::scanset_term($ss, $n-1, $occ, $len); +ok(Net::Z3950::ZOOM::scanset_option_get($ss, "position") == 1, + "seed-term is start of returned list"); +ok(defined $term && $len eq length($term), + "got last title term '$term' to use as seed"); + +Net::Z3950::ZOOM::scanset_destroy($ss); +ok(1, "destroyed third scanset"); + +# Now using CCL +$q = Net::Z3950::ZOOM::query_create(); +my($ccl_errcode, $ccl_errstr, $ccl_errpos) = (0, "", 0); +Net::Z3950::ZOOM::query_ccl2rpn($q, 'ti=w', "ti u=4 s=pw", + $ccl_errcode, $ccl_errstr, $ccl_errpos); +($ss, $n) = scan($conn, 1, $q, 4); +# Get last term and use it as seed for next scan +$term = Net::Z3950::ZOOM::scanset_term($ss, $n-1, $occ, $len); +ok(Net::Z3950::ZOOM::scanset_option_get($ss, "position") == 1, + "seed-term is start of returned list"); +ok(defined $term && $len eq length($term), + "got last title term '$term' to use as seed"); + +Net::Z3950::ZOOM::scanset_destroy($ss); +ok(1, "destroyed fourth scanset"); + +# We want the seed-term to be in "position zero", i.e. just before the start +Net::Z3950::ZOOM::connection_option_set($conn, position => 0); +($ss, $n) = scan($conn, 0, "\@attr 1=4 $term", 2); +ok(Net::Z3950::ZOOM::scanset_option_get($ss, "position") == 0, + "seed-term before start of returned list"); + +# Silly test of option setting and getting +Net::Z3950::ZOOM::scanset_option_set($ss, position => "fruit"); +ok(Net::Z3950::ZOOM::scanset_option_get($ss, "position") eq "fruit", + "option setting/getting works"); + +Net::Z3950::ZOOM::scanset_destroy($ss); +ok(1, "destroyed fifth scanset"); + +# There is no obvious use for scanset_option_set(), and little to be +# done with scanset_option_get(); and I can't find a server that +# returns display terms different from its terms. + + +sub scan { + my($conn, $startterm_is_query, $startterm, $nexpected) = @_; + + my $ss; + if ($startterm_is_query) { + $ss = Net::Z3950::ZOOM::connection_scan1($conn, $startterm); + } else { + $ss = Net::Z3950::ZOOM::connection_scan($conn, $startterm); + } + + $errcode = Net::Z3950::ZOOM::connection_error($conn, $errmsg, $addinfo); + ok($errcode == 0, "scan for '$startterm'"); + + my $n = Net::Z3950::ZOOM::scanset_size($ss); + ok(defined $n, "got size"); + ok($n == $nexpected, "got $n terms (expected $nexpected)"); + return ($ss, $n); +}