Add more `Env` tests
Add more `Env` tests

dilumnavanjana/bundler,mpapis/bundler,jingweno/bundler,davydovanton/bundler,pivotal-cf-experimental/bundler,mvz/bundler,seanlinsley/bundler,bundler/bundler,mvz/bundler,pivotal-cf-experimental/bundler,Teino1978-Corp/Teino1978-Corp-bundler,bronzdoc/bundler,dilumnavanjana/bundler,RochesterinNYC/bundler,mpapis/bundler,bronzdoc/bundler,asutoshpalai/bundler,seanlinsley/bundler,davydovanton/bundler,RochesterinNYC/bundler,bundler/bundler,Teino1978-Corp/Teino1978-Corp-bundler,asutoshpalai/bundler,jingweno/bundler