truffle test error when empty folder in test folder

[eggplantzzz]

When running truffle test, if an empty folder exists in the test directory it will fail with

TypeError: Cannot read property 'files' of undefined
    at subloop (/Users/tyler/.nvm/versions/node/v8.16.0/lib/node_modules/truffle/build/webpack:/~/node-dir/lib/paths.js:92:1)
    at /Users/tyler/.nvm/versions/node/v8.16.0/lib/node_modules/truffle/build/webpack:/~/node-dir/lib/paths.js:107:1
    at onDirRead (/Users/tyler/.nvm/versions/node/v8.16.0/lib/node_modules/truffle/build/webpack:/~/node-dir/lib/path
.......
........

[eggplantzzz]

It turns out this issue is related to the node-dir library and unfortunately it has not been published for the last 2 years.

fshost/node-dir#53

[gnidan]

good find!

[eggplantzzz]

This issue was resolved with the release of v5.0.40. #2420