Add unit tests for `Bundler::SharedHelpers#in_bundle?`
Add unit tests for `Bundler::SharedHelpers#in_bundle?`

dilumnavanjana/bundler,asutoshpalai/bundler,bronzdoc/bundler,RochesterinNYC/bundler,asutoshpalai/bundler,mvz/bundler,mvz/bundler,RochesterinNYC/bundler,dilumnavanjana/bundler,bronzdoc/bundler,seanlinsley/bundler,seanlinsley/bundler,bundler/bundler,bundler/bundler