Before: call ale#test#SetDirectory('/testplugin/test') runtime ale_linters/terraform/tflint.vim After: call ale#test#RestoreDirectory() call ale#linter#Reset() Execute(adjacent config file should be found): call ale#test#SetFilename('tflint-test-files/foo/bar.tf') AssertEqual \ ( \ ale#Escape('tflint') \ . ' --config ' \ . ale#Escape(ale#path#Winify(g:dir . '/tflint-test-files/foo/.tflint.hcl')) \ . ' -f json %t' \ ), \ ale_linters#terraform#tflint#GetCommand(bufnr(''))