--- t/10-xs.t	2008/08/18 13:17:52	13
+++ t/10-xs.t	2008/08/18 17:45:56	17
@@ -5,7 +5,7 @@
 
 use blib;
 
-use Test::More tests => 12;
+use Test::More tests => 18;
 use Test::Exception;
 use Data::Dump qw/dump/;
 
@@ -36,3 +36,14 @@
 ok( tcidbopen( $idb, $path, IDBOWRITER | IDBOCREAT ), "tcidbopen $path" );
 
 ok( tcidbclose( $idb ), 'tcidbclose' );
+
+ok( tcidbopen( $idb, $path, IDBOWRITER | IDBOCREAT ), "tcidbopen $path again" );
+
+ok( tcidbput( $idb, 1, 'foobar' ), 'tcidbput' );
+
+ok( tcidbout( $idb, 1, ), 'tcidbout' );
+
+ok( tcidbput( $idb, 42, 'some data' ), 'tcidbput again' );
+is( tcidbget( $idb, 42 ), 'some data', 'tcidbget' );
+ok( ! tcidbget( $idb, 1 ), 'tcidbget non-existing' );
+diag tcidberrmsg( tcidbecode( $idb ) );