X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=t%2F15-scan.t;h=fea22a015b1d97e3151056ad5e6bbcff47dcaa8d;hb=9cae37a3bdd1b43adc4ded05b5fee9ef038f5b32;hp=d74c8ce6867ff6707af8ed538be3ad1bfef23ad0;hpb=639d3156685b2b5bd897841aaf52eae254644181;p=ZOOM-Perl-moved-to-github.git

diff --git a/t/15-scan.t b/t/15-scan.t
index d74c8ce..fea22a0 100644
--- a/t/15-scan.t
+++ b/t/15-scan.t
@@ -1,51 +1,133 @@
-# $Id: 15-scan.t,v 1.3 2005-11-08 11:45:29 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 => 47;
+use Test::More tests => 81;
 
 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 '$startterm'");
+Net::Z3950::ZOOM::connection_option_set($conn, number => 10);
+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' ($occ occurences)");
-    ok($disp eq $term, "display term $i identical to term");
+    ok(lc($disp) eq lc($term),
+       "display term $i ($disp) equivalent to term ($term)");
 }
 
 Net::Z3950::ZOOM::scanset_destroy($ss);
 ok(1, "destroyed scanset");
 ok(1, "(can't re-destroy scanset)"); # Only meaningful in OO API.
 
-#   ###	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.
+# 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, $q, 6);
+
+$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;
+    # See comment in 25-scan.t
+    #ok((grep { $term eq $_ } @terms), "title term ($term) was in term list (@terms)");
+}
+
+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 $n terms '$startterm' (expected $nexpected)");
+    return ($ss, $n);
+}