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test.vimspec
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test.vimspec
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function! s:test_diags() abort
return {
\ 'gopls': {
\ 'method': 'textDocument/publishDiagnostics',
\ 'jsonrpc': '2.0',
\ 'params': {
\ 'uri': 'file:///path/to/dummy.txt',
\ 'diagnostics': [
\ {
\ 'source': 'compiler',
\ 'range': {
\ 'end': {'character': 4, 'line': 4},
\ 'start': {'character': 1, 'line': 4}
\ },
\ 'message': 'error message 1',
\ 'severity': 1
\ },
\ {
\ 'source': 'compiler',
\ 'range': {
\ 'end': {'character': 4, 'line': 4},
\ 'start': {'character': 1, 'line': 4}
\ },
\ 'message': 'warning message 1',
\ 'severity': 2
\ }
\ ]
\ }
\ }
\}
endfunction
function! s:test_locs() abort
return [[
\ {
\ 'lnum': 5,
\ 'col': 2,
\ 'filename': '/path/to/dummy.txt',
\ 'text': 'compiler:Error:error message 1'
\ },
\ {
\ 'lnum': 5,
\ 'col': 2,
\ 'filename': '/path/to/dummy.txt',
\ 'text': 'compiler:Warning:warning message 1'
\ }
\ ]]
endfunction
function! s:test_diags_all_severities() abort
let diags = s:test_diags()
let diag = diags.gopls.params.diagnostics[0]
let diags.gopls.params.diagnostics = []
for [sev, name] in [[1, 'error'], [2, 'warning'], [3, 'info'], [4, 'hint']]
let d = copy(diag)
let d.severity = sev
let d.message = name . ' message'
let diags.gopls.params.diagnostics += [d]
endfor
return diags
endfunction
function! s:test_locs_all_severities() abort
let loc = s:test_locs()[0][0]
let locs = []
for [sev, name] in [[1, 'Error'], [2, 'Warning'], [3, 'Info'], [4, 'Hint']]
let l = copy(loc)
let l.text = 'compiler:' . name . ':' . tolower(name) . ' message'
let locs += [l]
endfor
return [locs]
endfunction
function! s:test_expected_locs_all_severities() abort
let loc = s:test_locs()[0][0]
let locs = []
for [sev, name, type] in [[1, 'Error', 'E'], [2, 'Warning', 'W'], [3, 'Info', 'I'], [4, 'Hint', 'H']]
let l = copy(loc)
let l.type = type
let l.text = '[gopls] compiler:' . name . ':' . tolower(name) . ' message'
let locs += [l]
endfor
return locs
endfunction
function! s:modify_loc_item(item, type) abort
let a:item.type = a:type
let a:item.text = '[gopls] ' . a:item.text
return a:item
endfunction
Describe vim-lsp-ale
Before all
" Set bufffer name to 'foo'
file /path/to/dummy.txt
End
Before each
call lsp#ale#_reset_prev_num_diags()
call lsp#callbag#reset()
call ale#other_source#reset()
call lsp#ui#vim#utils#reset()
call lsp#utils#mock_buf_name('/path/to/dummy.txt')
let g:lsp_ale_test_mock_diags = {}
let g:lsp_ale_test_mock_bufnr = bufnr('')
doautocmd User lsp_setup
let g:ale_want_results_buffer = bufnr('')
End
After each
call lsp#ale#disable()
End
It enables vim-lsp's diagnostics and disables to output diagnostics
Assert True(g:lsp_diagnostics_enabled)
Assert False(g:lsp_diagnostics_highlights_enabled)
Assert False(g:lsp_diagnostics_signs_enabled)
Assert False(g:lsp_diagnostics_echo_cursor)
Assert False(g:lsp_diagnostics_virtual_text_enabled)
End
It disables ALE's LSP support
Assert True(g:ale_disable_lsp)
End
It defines plugin-lsp-ale autocmd group
Assert True(exists('g:loaded_lsp_ale'))
redir => autocmds
autocmd plugin-lsp-ale
redir END
Assert True(stridx(autocmds, 'lsp_setup') >= 0, autocmds)
Assert True(stridx(autocmds, 'ALEWantResults') >= 0, autocmds)
End
It subscribes notification stream on lsp_setup autocmd event
Assert True(lsp#callbag#piped())
End
It stops subscribing stream when lsp#ale#disable() is called
call lsp#ale#enable()
Assert True(lsp#ale#enabled())
call lsp#ale#disable()
Assert False(lsp#ale#enabled())
Assert True(lsp#callbag#disposed())
call lsp#ale#disable()
Assert False(lsp#ale#enabled())
End
Context ALEWantResults
It does not notify results when vim-lsp-ale is disabled
call lsp#ale#disable()
doautocmd User ALEWantResults
Assert Equals(ale#other_source#last_start_checking(), v:null)
End
It does not notify results when the buffer disables LSP
Assert Equals(ale#other_source#last_start_checking(), v:null)
let g:lsp_ale_test_mock_bufnr = -1
doautocmd User ALEWantResults
Assert Equals(ale#other_source#last_start_checking(), v:null)
End
It does not notify on no diagnostics error
Assert Equals(ale#other_source#last_start_checking(), v:null)
Assert Equals(ale#other_source#last_show_results(), v:null)
let g:lsp_ale_test_mock_diags = {}
let bufnr = bufnr('')
doautocmd User ALEWantResults
call ale#other_source#check_show_no_result()
Assert Equals(ale#other_source#last_start_checking(), v:null)
Assert Equals(ale#other_source#last_show_results(), v:null)
End
It notifies location list items converted from diagnostics results
Assert Equals(ale#other_source#last_start_checking(), v:null)
Assert Equals(ale#other_source#last_show_results(), v:null)
call lsp#ui#vim#utils#mock_diagnostics_to_loc_list(s:test_locs())
let g:lsp_ale_test_mock_diags = s:test_diags()
let bufnr = bufnr('')
doautocmd User ALEWantResults
call ale#other_source#wait_until_show_results()
Assert Equals(ale#other_source#last_start_checking(), [bufnr, 'vim-lsp'])
let [show_bufnr, show_name, loclist] = ale#other_source#last_show_results()
Assert Equals(show_bufnr, bufnr)
Assert Equals(show_name, 'vim-lsp')
let expected_locs = s:test_locs()[0]
call s:modify_loc_item(expected_locs[0], 'E')
call s:modify_loc_item(expected_locs[1], 'W')
Assert Equals(loclist, expected_locs)
End
It filters diagnostics results by severity
Assert Equals(ale#other_source#last_start_checking(), v:null)
Assert Equals(ale#other_source#last_show_results(), v:null)
call lsp#ui#vim#utils#mock_diagnostics_to_loc_list(s:test_locs())
let actual_diags = s:test_diags()
" Set 'hint' severity. Default threshold is 'info'
let actual_diags.gopls.params.diagnostics[1].severity = 4
let g:lsp_ale_test_mock_diags = actual_diags
let bufnr = bufnr('')
doautocmd User ALEWantResults
call ale#other_source#wait_until_show_results()
Assert Equals(ale#other_source#last_start_checking(), [bufnr, 'vim-lsp'])
let [show_bufnr, show_name, loclist] = ale#other_source#last_show_results()
Assert Equals(show_bufnr, bufnr)
Assert Equals(show_name, 'vim-lsp')
Assert Equals(len(loclist), 1, string(loclist))
End
It skips notifying results to ALE when no error continues to happen
let bufnr = bufnr('')
" Prepare empty results
let diags = s:test_diags()
let diags.gopls.params.diagnostics = []
let g:lsp_ale_test_mock_diags = diags
" First notification
doautocmd User ALEWantResults
call ale#other_source#wait_until_show_results()
Assert Equals(ale#other_source#last_start_checking(), [bufnr, 'vim-lsp'])
Assert Equals(ale#other_source#last_show_results(), [bufnr, 'vim-lsp', []])
call ale#other_source#reset()
" Second notification
doautocmd User ALEWantResults
call ale#other_source#check_show_no_result()
Assert Equals(ale#other_source#last_start_checking(), v:null)
End
End
Context textDocument/publishDiagnostics notification
It notifies diagnostics results to ALE
Assert Equals(ale#other_source#last_start_checking(), v:null)
Assert Equals(ale#other_source#last_show_results(), v:null)
let bufnr = bufnr('')
call lsp#ui#vim#utils#mock_diagnostics_to_loc_list(s:test_locs())
let g:lsp_ale_test_mock_diags = s:test_diags()
let response = { 'response': s:test_diags()['gopls'], 'server': 'gopls' }
call lsp#callbag#mock_receive(response)
call ale#other_source#wait_until_show_results()
Assert Equals(ale#other_source#last_start_checking(), [bufnr, 'vim-lsp'])
let [show_bufnr, show_name, loclist] = ale#other_source#last_show_results()
Assert Equals(show_bufnr, bufnr)
Assert Equals(show_name, 'vim-lsp')
let expected_locs = s:test_locs()[0]
call s:modify_loc_item(expected_locs[0], 'E')
call s:modify_loc_item(expected_locs[1], 'W')
Assert Equals(loclist, expected_locs)
End
It does nothing when receiving notification other than textDocument/publishDiagnostics
call lsp#ui#vim#utils#mock_diagnostics_to_loc_list(s:test_locs())
let g:lsp_ale_test_mock_diags = s:test_diags()
let response = {
\ 'server': 'gopls',
\ 'response': {
\ 'method': 'something/doSomethihg',
\ 'jsonrpc': '2.0',
\ 'params': {},
\ }
\ }
call lsp#callbag#mock_receive(response)
call ale#other_source#check_show_no_result()
Assert Equals(ale#other_source#last_start_checking(), v:null)
End
It does nothing when method or server is missing in the notification
call lsp#ui#vim#utils#mock_diagnostics_to_loc_list(s:test_locs())
let g:lsp_ale_test_mock_diags = s:test_diags()
for response in [
\ {
\ 'response': {
\ 'method': 'something/doSomethihg',
\ 'jsonrpc': '2.0',
\ 'params': {},
\ }
\ },
\ {
\ 'server': 'gopls',
\ 'response': {
\ 'jsonrpc': '2.0',
\ 'params': {},
\ }
\ }
\ ]
call lsp#callbag#mock_receive(response)
endfor
call ale#other_source#check_show_no_result()
Assert Equals(ale#other_source#last_start_checking(), v:null)
End
It does nothing when received notification is for buffer which doesn't exist
let bufnr = bufnr('')
call lsp#ui#vim#utils#mock_diagnostics_to_loc_list(s:test_locs())
let g:lsp_ale_test_mock_diags = s:test_diags()
call lsp#utils#mock_buf_name('/path/to/somewhere/else.txt')
let response = { 'response': s:test_diags()['gopls'], 'server': 'gopls' }
call lsp#callbag#mock_receive(response)
call ale#other_source#check_show_no_result()
Assert Equals(ale#other_source#last_start_checking(), v:null)
End
It notifies empty list when notification says no lint error was found
let bufnr = bufnr('')
let response = { 'response': s:test_diags()['gopls'], 'server': 'gopls' }
let response.response.params.diagnostics = []
call lsp#callbag#mock_receive(response)
call ale#other_source#wait_until_show_results()
Assert Equals(ale#other_source#last_start_checking(), [bufnr, 'vim-lsp'])
Assert Equals(ale#other_source#last_show_results(), [bufnr, 'vim-lsp', []])
End
It skips sending results to ALE when no error continues to happen
let bufnr = bufnr('')
let diags = s:test_diags()
let diags.gopls.params.diagnostics = []
" First notification
let response = { 'response': diags.gopls, 'server': 'gopls' }
call lsp#callbag#mock_receive(response)
call ale#other_source#wait_until_show_results()
Assert Equals(ale#other_source#last_start_checking(), [bufnr, 'vim-lsp'])
Assert Equals(ale#other_source#last_show_results(), [bufnr, 'vim-lsp', []])
call ale#other_source#reset()
" Second notification
call lsp#callbag#mock_receive(response)
call ale#other_source#check_show_no_result()
Assert Equals(ale#other_source#last_start_checking(), v:null)
End
End
Describe g:lsp_ale_diagnostics_severity
Before
let saved_diagnostics_severity = g:lsp_ale_diagnostics_severity
End
After
let g:lsp_ale_diagnostics_severity = saved_diagnostics_severity
End
It filters results by severity 'error'
let g:lsp_ale_diagnostics_severity = 'error'
call lsp#ui#vim#utils#mock_diagnostics_to_loc_list(s:test_locs_all_severities())
let g:lsp_ale_test_mock_diags = s:test_diags_all_severities()
let bufnr = bufnr('')
doautocmd User ALEWantResults
call ale#other_source#wait_until_show_results()
Assert Equals(ale#other_source#last_start_checking(), [bufnr, 'vim-lsp'])
let expected = s:test_expected_locs_all_severities()
call filter(expected, {_, l -> l.type ==# 'E'})
Assert Equals(ale#other_source#last_show_results(), [bufnr, 'vim-lsp', expected])
End
It filters results by severity 'warning'
let g:lsp_ale_diagnostics_severity = 'warning'
call lsp#ui#vim#utils#mock_diagnostics_to_loc_list(s:test_locs_all_severities())
let g:lsp_ale_test_mock_diags = s:test_diags_all_severities()
let bufnr = bufnr('')
doautocmd User ALEWantResults
call ale#other_source#wait_until_show_results()
Assert Equals(ale#other_source#last_start_checking(), [bufnr, 'vim-lsp'])
let expected = s:test_expected_locs_all_severities()
call filter(expected, {_, l -> l.type =~# 'E\|W'})
Assert Equals(ale#other_source#last_show_results(), [bufnr, 'vim-lsp', expected])
End
It filters results by severity 'information'
let g:lsp_ale_diagnostics_severity = 'information'
call lsp#ui#vim#utils#mock_diagnostics_to_loc_list(s:test_locs_all_severities())
let g:lsp_ale_test_mock_diags = s:test_diags_all_severities()
let bufnr = bufnr('')
doautocmd User ALEWantResults
call ale#other_source#wait_until_show_results()
Assert Equals(ale#other_source#last_start_checking(), [bufnr, 'vim-lsp'])
let expected = s:test_expected_locs_all_severities()
call filter(expected, {_, l -> l.type =~# 'E\|W\|I'})
Assert Equals(ale#other_source#last_show_results(), [bufnr, 'vim-lsp', expected])
End
It filters results by severity 'hint'
let g:lsp_ale_diagnostics_severity = 'hint'
call lsp#ui#vim#utils#mock_diagnostics_to_loc_list(s:test_locs_all_severities())
let g:lsp_ale_test_mock_diags = s:test_diags_all_severities()
let bufnr = bufnr('')
doautocmd User ALEWantResults
call ale#other_source#wait_until_show_results()
Assert Equals(ale#other_source#last_start_checking(), [bufnr, 'vim-lsp'])
let expected = s:test_expected_locs_all_severities()
Assert Equals(ale#other_source#last_show_results(), [bufnr, 'vim-lsp', expected])
End
It throws an error when invalid value is set
let g:lsp_ale_diagnostics_severity = 'invalid!'
let bufnr = bufnr('')
call lsp#ui#vim#utils#mock_diagnostics_to_loc_list(s:test_locs())
let g:lsp_ale_test_mock_diags = s:test_diags()
call lsp#callbag#mock_receive({ 'response': s:test_diags().gopls, 'server': 'gopls' })
if has('nvim')
Throws /^vim-lsp-ale: Unexpected severity/ ale#other_source#wait_until_show_results()
else
" XXX: No way to catch exception thrown while sleeping. Indirectly
" check the error was handled correctly by checking the result is
" set to empty.
call ale#other_source#wait_until_show_results()
Assert Equals(ale#other_source#last_show_results(), [bufnr, 'vim-lsp', []])
endif
End
End
End
" vim: set ft=vim: