First to of all it is not the ICC's role to ensure that everyone who requests and is granted test status, is guaranteed a 'victory' in reasonable time. Should "Big Daddys" like Aussie/South Africa wish to oblige out of compassion- that is their affair.
Second, it is Australia's right to demolish any team who chooses to play them within the rules of the game:
One solution that would prevent Australia from having to prove its manhood against Bangladesh (in Bangladesh) would be
Though unintentional I'm sure, it appears that the 'Big Daddy' Aussies who are reluctantly forced to 'prove their manhood' time and again, suffer from some sort of Napoleonic, unresolved oedipus complex... This really can't be true, because reading Habibul fan's numerous posts, I think the Aussies really are quite reasonable, knowledgeable, fair-minded and balanced folks.
No one forced Bangladesh to 'accept' test status. The BD test team will record it's victories in due course.