patch applied (cabal): Setting datadir environment variables when running tests

[Duncan Coutts]

Wed Jun 23 11:32:01 PDT 2010  Thomas Tuegel <ttuegel at gmail.com>
  * Setting datadir environment variables when running tests
  Ticket #215 (Overhaul support for packages' tests).

    M! ./Distribution/Simple/Test.hs -2 +13

View patch online:
http://darcs.haskell.org/cgi-bin/darcsweb.cgi?r=cabal;a=darcs_commitdiff;h=20100623183201-30370-3b8fc7f1a16d6dd40ccf6285a687ddbf9eb9a291.gz