Add two-way become tests
Add two-way become tests

git-svn-id: acf0e6361e118a386553992d5e5e3cda743cefb9@140 0765cc13-ff1d-0410-8584-d7a1c31ec48e

jirkadanek/Strongtalk,jirkadanek/Strongtalk,jirkadanek/Strongtalk,talksmall/Strongtalk,jirkadanek/Strongtalk,talksmall/Strongtalk,talksmall/Strongtalk