Before: call ale#assert#SetUpLinterTest('vue', 'volar') let g:tsserver_path = '' let g:actual_path = '' let g:init_opts = {} After: call ale#assert#TearDownLinterTest() unlet g:tsserver_path unlet g:actual_path unlet g:init_opts Execute(Assert Volar LSP for Vue Project): call ale#test#SetFilename('../test-files/volar/src/App.vue') AssertLSPProject ale#path#Simplify(g:dir . '/../test-files/volar') Execute(Assert proper tsserverlibrary for Volar LSP): call ale#test#SetFilename('../test-files/volar/src/App.vue') let g:init_opts = ale_linters#vue#volar#GetInitializationOptions(bufnr('')) let g:tsserver_path = init_opts.typescript.serverPath let g:actual_path = ale#path#Simplify(g:dir . '/../test-files/volar/node_modules/typescript/lib/tsserverlibrary.js') AssertEqual g:tsserver_path, g:actual_path