Added a canary test for #RT 36836

Changes

@@ -2,6 +2,7 @@ Revision history for Perl extension DBD-SQLite.
 
 1.19_07 not released yet
     - re-enable and fix t/70schemachange.t, as per RT #43448 (CORION)
+    - added a canary test to probe for RT #36863 (segfault on OSX 10.5.2)
 
 1.19_06 Sat  4 Apr 2009
     - Fixed a segv with an error function under x86 linux

t/rt_36836_duplicate_key.t

@@ -0,0 +1,86 @@
+#!/usr/bin/perl
+
+# This is a simple insert/fetch test.
+
+use strict;
+BEGIN {
+	$|  = 1;
+	$^W = 1;
+}
+
+use t::lib::Test;
+
+use vars qw($state);
+
+#
+#   Include lib.pl
+#
+do 't/lib.pl';
+if ($@) {
+	print STDERR "Error while executing lib.pl: $@\n";
+	exit 10;
+}
+
+sub ServerError() {
+    print STDERR ("Cannot connect: ", $DBI::errstr, "\n",
+	"\tEither your server is not up and running or you have no\n",
+	"\tpermissions for acessing the DSN 'DBI:SQLite:dbname=foo'.\n",
+	"\tThis test requires a running server and write permissions.\n",
+	"\tPlease make sure your server is running and you have\n",
+	"\tpermissions, then retry.\n");
+    exit 10;
+}
+
+#
+#   Main loop; leave this untouched, put tests after creating
+#   the new table.
+#
+my ($dbh, $def, $table, $cursor);
+while (Testing()) {
+
+    #
+    #   Connect to the database
+    Test($state or $dbh = DBI->connect('DBI:SQLite:dbname=foo', '', ''),
+	 'connect')
+	or ServerError();
+
+    #
+    #   Find a possible new table name
+    #
+    Test($state or $table = FindNewTable($dbh), 'FindNewTable')
+	or DbiError($dbh->err, $dbh->errstr);
+
+    #
+    #   Create a new table; EDIT THIS!
+    #
+    Test($state or ($def = TableDefinition($table,
+                                           # CREATE TABLE nums (num INTEGER UNIQUE);
+					   ["num",   "INTEGER",  4, 0],
+					   ) and
+		    $dbh->do($def)), 'create', $def)
+	or DbiError($dbh->err, $dbh->errstr);
+    Test($state or ($dbh->do("CREATE UNIQUE INDEX idx_${table}_num ON $table (num)")))
+	or DbiError($dbh->err, $dbh->errstr);
+
+
+    #
+    #   Insert a row into the test table.......
+    #
+    Test($state or $dbh->do("INSERT INTO $table (num)"
+			    . " VALUES(1)" ), 'insert')
+	or DbiError($dbh->err, $dbh->errstr);
+
+    #
+    #   Now try to insert a duplicate
+    #
+    Test($state or !$dbh->do("INSERT INTO $table (num)"
+			    . " VALUES(1)" ), 'insert')
+	;
+
+    #
+    #   Finally drop the test table.
+    #
+    Test($state or $dbh->do("DROP TABLE $table"), 'drop')
+	or DbiError($dbh->err, $dbh->errstr);
+
+}