Adding HUnit to Cabal packages

Main.hs

module Main where
main = undefined

SampleTest.cabal

-- Initial SampleTest.cabal generated by cabal init.  For further 
-- documentation, see http://haskell.org/cabal/users-guide/

name:                SampleTest
version:             0.1.0.0
-- synopsis:            
-- description:         
-- license:             
author:              Risto Stevcev
maintainer:          [email protected]
-- copyright:           
-- category:            
build-type:          Simple
-- extra-source-files:  
cabal-version:       >=1.10

executable SampleTest
  main-is:             Main.hs
  -- other-modules:       
  -- other-extensions:    
  build-depends:       base, Cabal
  -- hs-source-dirs:      
  default-language:    Haskell2010

Test-Suite SampleTestSuite
  type:                exitcode-stdio-1.0
  main-is:             Tests.hs
  build-depends:       base,
                       test-framework,
                       test-framework-hunit,
                       HUnit
  default-language:    Haskell2010

Tests.hs

module Main where
import Test.Framework
import Test.Framework.Providers.HUnit
import Test.HUnit

testfoo = TestCase $ assertEqual "Foo == Foo"
    "Foo" "Foo"

testfoo2 = TestCase $ assertEqual "Foo != Bar"
    "Foo" "Bar"

-- hUnitTestToTests: Adapt an existing HUnit test into a list of test-framework tests
tests = hUnitTestToTests $ TestList [TestLabel "testfoo" testfoo,
                                     TestLabel "testfoo2" testfoo2]

main = defaultMain tests

To kick things off, just do:
cabal install && cabal configure --enable-tests && cabal test