ale/test/lsp/test_lsp_root_detection.vader

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Before:
call ale#assert#SetUpLinterTest('c', 'clangd')
function! Hook1(buffer)
return 'abc123'
endfunction
After:
let g:ale_lsp_root = {}
unlet! b:ale_lsp_root
delfunction Hook1
call ale#assert#TearDownLinterTest()
Execute(The buffer-specific variable can be a string):
let b:ale_lsp_root = '/some/path'
call ale#test#SetFilename('other-file.c')
AssertLSPProject '/some/path'
Execute(The buffer-specific variable can be a dictionary):
let b:ale_lsp_root = {'clangd': '/some/path', 'golangserver': '/other/path'}
call ale#test#SetFilename('other-file.c')
AssertLSPProject '/some/path'
Execute(The buffer-specific variable can have funcrefs):
let b:ale_lsp_root = {'clangd': function('Hook1'), 'golangserver': '/path'}
call ale#test#SetFilename('other-file.c')
AssertLSPProject 'abc123'
Execute(The global variable can be a dictionary):
let g:ale_lsp_root = {'clangd': '/some/path', 'golangserver': '/other/path'}
call ale#test#SetFilename('other-file.c')
AssertLSPProject '/some/path'
Execute(The global variable can have funcrefs):
let g:ale_lsp_root = {'clangd': function('Hook1'), 'golangserver': '/path'}
call ale#test#SetFilename('other-file.c')
AssertLSPProject 'abc123'
Execute(The buffer-specific variable overrides the global variable):
let b:ale_lsp_root = {'clangd': '/some/path', 'golangserver': '/other/path'}
let g:ale_lsp_root = {'clangd': '/not/this/path', 'golangserver': '/elsewhere'}
call ale#test#SetFilename('other-file.c')
AssertLSPProject '/some/path'
Execute(The global variable is queried if the buffer-specific has no value):
let b:ale_lsp_root = {'golangserver': '/other/path'}
let g:ale_lsp_root = {'clangd': '/some/path', 'golangserver': '/elsewhere'}
call ale#test#SetFilename('other-file.c')
AssertLSPProject '/some/path'
Execute(No path should be returned by default):
call ale#test#SetFilename(tempname() . '/other-file.c')
AssertLSPProject ''