cabal-test with internal modules

gistfile1.hs

name:                cabal-test-test
version:             0.1.0.0
build-type:          Simple
cabal-version:       >=1.8

-- Library source in "src/lib", Internal module in "src/misc"
library
  exposed-modules:     MyLib.Foo
  other-modules:       MyLib.Internal.Bar
  hs-source-dirs:      src/lib, src/misc
  build-depends:       base >= 4

-- Test source in "tests"
test-suite tests
  type:                 exitcode-stdio-1.0
  hs-source-dirs:       tests, src/misc
  main-is:              Tests.hs
  build-depends:        base >= 4, 
                        test-framework,
                        test-framework-hunit,
                        HUnit,
                        cabal-test-test