my.cabal

name: InternalLibrary0
version: 0.1
license: BSD3
cabal-version: >= 1.6
author: Stephen Blackheath
stability: stable
category: PackageTests
build-type: Simple

description:
    Check that with 'cabal-version:' containing versions less than 1.7, we do *not*
    have the new behaviour to allow executables to refer to the library defined
    in the same module.

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Library
    exposed-modules: MyLibrary
    build-depends: base, bytestring, old-time

Executable lemon
    main-is: lemon.hs
    hs-source-dirs: programs
    build-depends: base, bytestring, old-time, InternalLibrary0