assertEquals( 3, version.length() );
assertEquals( 1l, version.segment( 0 ) );
assertEquals( 2l, version.segment( 1 ) );
assertEquals( 3l, version.segment( 2 ) );
assertEquals( 0l, version.segment( 3 ) );
assertEquals( 0l, version.segment( 4 ) );
assertEquals( 0l, version.segment( 5 ) );
assertEquals( 0l, version.segment( 6 ) );
assertEquals( 0l, version.segment( 1000 ) );
assertEquals( list( 1l, 2l, 3l ), version.segments() );