1 files changed, 98 insertions, 0 deletions
diff --git a/plugin/handler_socket/regtest/test_01_lib/test07.pl b/plugin/handler_socket/regtest/test_01_lib/test07.pl
new file mode 100644
index 00000000..2286aeba
--- /dev/null
+++ b/plugin/handler_socket/regtest/test_01_lib/test07.pl
@@ -0,0 +1,98 @@
+#!/usr/bin/env perl
+
+# vim:sw=2:ai
+
+# test for nulls
+
+BEGIN {
+	push @INC, "../common/";
+};
+
+# use strict;
+use warnings;
+use hstest;
+
+my $dbh = hstest::init_testdb();
+my $table = 'hstesttbl';
+my $tablesize = 100;
+$dbh->do(
+  "create table $table (" .
+  "k int primary key, v1 varchar(30), v2 varchar(30), " .
+  "key idxv1 (v1) " .
+  ") engine = innodb");
+srand(999);
+
+my %valmap = ();
+
+my $sth = $dbh->prepare("insert into $table values (?,?,?)");
+for (my $i = 0; $i < $tablesize; ++$i) {
+  my $k = "" . $i;
+  my $v1 = "1v" . int(rand(1000)) . $i;
+  my $v2 = "2v" . int(rand(1000)) . $i;
+  if ($i % 10 == 3) {
+    $v1 = undef;
+  }
+  $sth->execute($k, $v1, $v2);
+  $valmap{$k} = $v1;
+}
+
+print "MY\n";
+my $aref = $dbh->selectall_arrayref("select k,v1,v2 from $table order by k");
+for my $row (@$aref) {
+  my ($k, $v1, $v2) = @$row;
+  $v1 = "[NULL]" if (!defined($v1));
+  print "$k $v1 $v2\n";
+}
+
+print "HS\n";
+my $hs = hstest::get_hs_connection();
+my $dbname = $hstest::conf{dbname};
+$hs->open_index(1, $dbname, $table, '', 'k,v1,v2');
+my $r = $hs->execute_single(1, '>=', [ '' ], 10000, 0);
+shift(@$r);
+for (my $i = 0; $i < $tablesize; ++$i) {
+  my $k = $r->[$i * 3];
+  my $v1 = $r->[$i * 3 + 1];
+  my $v2 = $r->[$i * 3 + 2];
+  $v1 = "[NULL]" if (!defined($v1));
+  print "$k $v1 $v2\n";
+}
+
+print "2ndIDX\n";
+$hs->open_index(2, $dbname, $table, 'idxv1', 'k,v1,v2');
+for (my $i = 0; $i < $tablesize; ++$i) {
+  my $k = "" . $i;
+  my $v1 = $valmap{$k};
+  next if !defined($v1);
+  my $r = $hs->execute_single(2, '=', [ $v1 ], 1, 0);
+  shift(@$r);
+  my $r_k = $r->[0];
+  my $r_v1 = $r->[1];
+  my $r_v2 = $r->[2];
+  print "2ndidx $k $v1 => $r_k $r_v1 $r_v2\n";
+}
+
+print "2ndIDX NULL\n";
+{
+  my %rvals = ();
+  my $v1 = undef;
+  my @arr;
+  push(@arr, undef);
+  my $kv = \@arr;
+  my $r = $hs->execute_single(2, "=", $kv, 10000, 0);
+  shift(@$r);
+  for (my $i = 0; $i < scalar(@$r); $i += 3) {
+    my $k = $r->[$i];
+    my $v1 = $r->[$i + 1];
+    my $v2 = $r->[$i + 2];
+    $rvals{$k} = [ $k, $v1, $v2 ];
+  }
+  for my $i (sort { $a <=> $b } keys %rvals) {
+    my $rec = $rvals{$i};
+    my $k = $rec->[0];
+    my $v1 = $rec->[1];
+    my $v2 = $rec->[2];
+    print "2ndidxnull $k $v2\n";
+  }
+}
+