--- /dev/null
+Before:
+ function! CheckAutocmd(group)
+ call ale#events#Init()
+
+ redir => l:output
+ execute 'silent! autocmd ' . a:group
+ redir END
+
+ let l:matches = []
+ let l:header = ''
+ " Some event names have aliases, and NeoVim and Vim produce
+ " different output. The names are remapped to fix this.
+ let l:event_name_corrections = {
+ \ 'BufWrite': 'BufWritePre',
+ \ 'BufRead': 'BufReadPost',
+ \}
+
+ " autocmd commands are split across two lines in output, so we
+ " must merge the lines back into one simple line.
+ for l:line in split(l:output, "\n")
+ if l:line =~# '^ALE' && split(l:line)[0] ==# a:group
+ let l:header = split(l:line)[1]
+ let l:header = get(l:event_name_corrections, l:header, l:header)
+ elseif !empty(l:header)
+ " There's an extra line for buffer events, and we should only look
+ " for the one matching the current buffer.
+ if l:line =~# '<buffer=' . bufnr('') . '>'
+ let l:header .= ' <buffer>'
+ elseif l:line[:0] is# ' '
+ call add(l:matches, join(split(l:header . l:line)))
+ else
+ let l:header = ''
+ endif
+ endif
+ endfor
+
+ call sort(l:matches)
+
+ return l:matches
+ endfunction
+
+ Save g:ale_completion_enabled
+ Save g:ale_echo_cursor
+ Save g:ale_enabled
+ Save g:ale_fix_on_save
+ Save g:ale_lint_on_enter
+ Save g:ale_lint_on_filetype_changed
+ Save g:ale_lint_on_insert_leave
+ Save g:ale_lint_on_save
+ Save g:ale_lint_on_text_changed
+ Save g:ale_pattern_options_enabled
+ Save g:ale_hover_cursor
+ Save g:ale_close_preview_on_insert
+
+ " Turn everything on by default for these tests.
+ let g:ale_completion_enabled = 1
+ let g:ale_echo_cursor = 1
+ let g:ale_enabled = 1
+ let g:ale_fix_on_save = 1
+ let g:ale_lint_on_enter = 1
+ let g:ale_lint_on_filetype_changed = 1
+ let g:ale_lint_on_insert_leave = 1
+ let g:ale_lint_on_save = 1
+ let g:ale_lint_on_text_changed = 1
+ let g:ale_pattern_options_enabled = 1
+ let g:ale_hover_cursor = 1
+ let g:ale_close_preview_on_insert = 0
+
+After:
+ delfunction CheckAutocmd
+ Restore
+
+ if g:ale_completion_enabled
+ call ale#completion#Enable()
+ else
+ call ale#completion#Disable()
+ endif
+
+ call ale#events#Init()
+
+Execute (All events should be set up when everything is on):
+ let g:ale_echo_cursor = 1
+
+ " The InsertEnter event is only added when a mapping is not set.
+ AssertEqual
+ \ [
+ \ 'BufEnter * call ale#events#ReadOrEnterEvent(str2nr(expand(''<abuf>'')))',
+ \ 'BufReadPost * call ale#events#ReadOrEnterEvent(str2nr(expand(''<abuf>'')))',
+ \ 'BufWinEnter * call ale#events#LintOnEnter(str2nr(expand(''<abuf>'')))',
+ \ 'BufWritePost * call ale#events#SaveEvent(str2nr(expand(''<abuf>'')))',
+ \ 'CursorHold * if exists(''*ale#engine#Cleanup'') | call ale#cursor#EchoCursorWarningWithDelay() | endif',
+ \ 'CursorHold if exists(''*ale#lsp#Send'') | call ale#hover#ShowTruncatedMessageAtCursor() | endif',
+ \ 'CursorMoved * if exists(''*ale#engine#Cleanup'') | call ale#cursor#EchoCursorWarningWithDelay() | endif',
+ \ 'FileChangedShellPost * call ale#events#FileChangedEvent(str2nr(expand(''<abuf>'')))',
+ \ 'FileType * call ale#events#FileTypeEvent( str2nr(expand(''<abuf>'')), expand(''<amatch>''))',
+ \ ] + (
+ \ maparg("\<C-c>", 'i') isnot# '<Esc>' && !exists('##ModeChanged')
+ \ ? [
+ \ 'InsertEnter * call ale#events#InsertEnterEvent(str2nr(expand(''<abuf>'')))',
+ \ 'InsertLeave * call ale#events#InsertLeaveEvent(str2nr(expand(''<abuf>'')))',
+ \ ]
+ \ : []
+ \ ) + (
+ \ exists('##ModeChanged')
+ \ ? ['ModeChanged i*:* call ale#events#InsertLeaveEvent(str2nr(expand(''<abuf>'')))']
+ \ : []
+ \ ) + [
+ \ 'TextChanged * call ale#Queue(ale#Var(str2nr(expand(''<abuf>'')), ''lint_delay''))',
+ \ 'TextChangedI * call ale#Queue(ale#Var(str2nr(expand(''<abuf>'')), ''lint_delay''))',
+ \ ],
+ \ CheckAutocmd('ALEEvents')
+
+Execute (Only the required events should be bound even if various settings are off):
+ let g:ale_enabled = 1
+ let g:ale_completion_enabled = 0
+ let g:ale_echo_cursor = 0
+ let g:ale_fix_on_save = 0
+ let g:ale_lint_on_enter = 0
+ let g:ale_lint_on_filetype_changed = 0
+ let g:ale_lint_on_insert_leave = 0
+ let g:ale_lint_on_save = 0
+ let g:ale_lint_on_text_changed = 0
+ let g:ale_pattern_options_enabled = 0
+ let g:ale_hover_cursor = 0
+
+ AssertEqual
+ \ [
+ \ 'BufEnter * call ale#events#ReadOrEnterEvent(str2nr(expand(''<abuf>'')))',
+ \ 'BufReadPost * call ale#events#ReadOrEnterEvent(str2nr(expand(''<abuf>'')))',
+ \ 'BufWritePost * call ale#events#SaveEvent(str2nr(expand(''<abuf>'')))',
+ \ ],
+ \ CheckAutocmd('ALEEvents')
+
+Execute (The cursor hover event should be enabled with g:ale_hover_cursor = 1):
+ let g:ale_enabled = 1
+ let g:ale_completion_enabled = 0
+ let g:ale_echo_cursor = 0
+ let g:ale_fix_on_save = 0
+ let g:ale_lint_on_enter = 0
+ let g:ale_lint_on_filetype_changed = 0
+ let g:ale_lint_on_insert_leave = 0
+ let g:ale_lint_on_save = 0
+ let g:ale_lint_on_text_changed = 0
+ let g:ale_pattern_options_enabled = 0
+ let g:ale_hover_cursor = 1
+
+ AssertEqual
+ \ [
+ \ 'BufEnter * call ale#events#ReadOrEnterEvent(str2nr(expand(''<abuf>'')))',
+ \ 'BufReadPost * call ale#events#ReadOrEnterEvent(str2nr(expand(''<abuf>'')))',
+ \ 'BufWritePost * call ale#events#SaveEvent(str2nr(expand(''<abuf>'')))',
+ \ 'CursorHold * if exists(''*ale#lsp#Send'') | call ale#hover#ShowTruncatedMessageAtCursor() | endif',
+ \ ],
+ \ CheckAutocmd('ALEEvents')
+
+Execute (g:ale_lint_on_text_changed = 1 bind both events):
+ let g:ale_lint_on_text_changed = 1
+
+ AssertEqual
+ \ [
+ \ 'TextChanged * call ale#Queue(ale#Var(str2nr(expand(''<abuf>'')), ''lint_delay''))',
+ \ 'TextChangedI * call ale#Queue(ale#Var(str2nr(expand(''<abuf>'')), ''lint_delay''))',
+ \ ],
+ \ filter(CheckAutocmd('ALEEvents'), 'v:val =~ ''^TextChanged''')
+
+Execute (g:ale_lint_on_text_changed = 'always' should bind both events):
+ let g:ale_lint_on_text_changed = 'always'
+
+ AssertEqual
+ \ [
+ \ 'TextChanged * call ale#Queue(ale#Var(str2nr(expand(''<abuf>'')), ''lint_delay''))',
+ \ 'TextChangedI * call ale#Queue(ale#Var(str2nr(expand(''<abuf>'')), ''lint_delay''))',
+ \ ],
+ \ filter(CheckAutocmd('ALEEvents'), 'v:val =~ ''^TextChanged''')
+
+Execute (g:ale_lint_on_text_changed = 'normal' should bind only TextChanged):
+ let g:ale_lint_on_text_changed = 'normal'
+
+ AssertEqual
+ \ [
+ \ 'TextChanged * call ale#Queue(ale#Var(str2nr(expand(''<abuf>'')), ''lint_delay''))',
+ \ ],
+ \ filter(CheckAutocmd('ALEEvents'), 'v:val =~ ''^TextChanged''')
+
+Execute (g:ale_lint_on_text_changed = 'insert' should bind only TextChangedI):
+ let g:ale_lint_on_text_changed = 'insert'
+
+ AssertEqual
+ \ [
+ \ 'TextChangedI * call ale#Queue(ale#Var(str2nr(expand(''<abuf>'')), ''lint_delay''))',
+ \ ],
+ \ filter(CheckAutocmd('ALEEvents'), 'v:val =~ ''^TextChanged''')
+
+Execute (g:ale_lint_on_insert_leave = 1 should bind InsertLeave or ModeChanged if available):
+ let g:ale_lint_on_insert_leave = 1
+ let g:ale_echo_cursor = 0
+
+ " CI at least should run this check.
+ " There isn't an easy way to save an restore a mapping during running the test.
+ if maparg("\<C-c>", 'i') isnot# '<Esc>' && !exists('##ModeChanged')
+ AssertEqual
+ \ [
+ \ 'InsertEnter * call ale#events#InsertEnterEvent(str2nr(expand(''<abuf>'')))',
+ \ ],
+ \ filter(CheckAutocmd('ALEEvents'), 'v:val =~ ''^InsertEnter''')
+ else
+ " If the ModeChanged event is available, starting the timer in InsertEnter is not necessary.
+ AssertEqual
+ \ [
+ \ ],
+ \ filter(CheckAutocmd('ALEEvents'), 'v:val =~ ''^InsertEnter''')
+ endif
+
+ if !exists('##ModeChanged')
+ " If the ModeChanged event is not available, bind InsertLeave.
+ AssertEqual
+ \ [
+ \ 'InsertLeave * call ale#events#InsertLeaveEvent(str2nr(expand(''<abuf>'')))',
+ \ ],
+ \ filter(CheckAutocmd('ALEEvents'), 'v:val =~ ''^InsertLeave''')
+ else
+ AssertEqual
+ \ [
+ \ 'ModeChanged i*:* call ale#events#InsertLeaveEvent(str2nr(expand(''<abuf>'')))',
+ \ ],
+ \ filter(CheckAutocmd('ALEEvents'), 'v:val =~ ''^ModeChanged''')
+ endif
+
+Execute (g:ale_lint_on_filetype_changed = 1 should bind the FileType event):
+ let g:ale_lint_on_filetype_changed = 1
+
+ AssertEqual
+ \ [
+ \ 'FileType * call ale#events#FileTypeEvent( '
+ \ . 'str2nr(expand(''<abuf>'')), '
+ \ . 'expand(''<amatch>'')'
+ \ . ')',
+ \ ],
+ \ filter(CheckAutocmd('ALEEvents'), 'v:val =~ ''\v^FileType''')
+
+Execute (ALECleanupGroup should include the right commands):
+ if exists('##VimSuspend')
+ AssertEqual [
+ \ 'BufDelete * if exists(''*ale#engine#Cleanup'') | call ale#engine#Cleanup(str2nr(expand(''<abuf>''))) | endif',
+ \ 'QuitPre * call ale#events#QuitEvent(str2nr(expand(''<abuf>'')))',
+ \ 'VimSuspend * if exists(''*ale#engine#CleanupEveryBuffer'') | call ale#engine#CleanupEveryBuffer() | endif',
+ \], CheckAutocmd('ALECleanupGroup')
+ else
+ AssertEqual [
+ \ 'BufDelete * if exists(''*ale#engine#Cleanup'') | call ale#engine#Cleanup(str2nr(expand(''<abuf>''))) | endif',
+ \ 'QuitPre * call ale#events#QuitEvent(str2nr(expand(''<abuf>'')))',
+ \], CheckAutocmd('ALECleanupGroup')
+ endif
+
+Execute(ALECompletionActions should always be set up):
+ AssertEqual [
+ \ 'CompleteDone * call ale#completion#HandleUserData(v:completed_item)',
+ \], CheckAutocmd('ALECompletionActions')
+
+Execute(Enabling completion should set up autocmd events correctly):
+ let g:ale_completion_enabled = 0
+ call ale#completion#Enable()
+
+ AssertEqual [
+ \ 'CompleteDone * call ale#completion#Done()',
+ \ 'TextChangedI * call ale#completion#Queue()',
+ \], CheckAutocmd('ALECompletionGroup')
+ AssertEqual 1, g:ale_completion_enabled
+
+Execute(Disabling completion should remove autocmd events correctly):
+ let g:ale_completion_enabled = 1
+ call ale#completion#Enable()
+ call ale#completion#Disable()
+
+ AssertEqual [], CheckAutocmd('ALECompletionGroup')
+ AssertEqual 0, g:ale_completion_enabled
+
+Execute(ALE should try to close the preview window on InsertEnter):
+ let g:ale_lint_on_insert_leave = 0
+ let g:ale_close_preview_on_insert = 1
+
+ AssertEqual
+ \ [
+ \ 'InsertEnter * call ale#events#InsertEnterEvent(str2nr(expand(''<abuf>'')))',
+ \ ],
+ \ filter(CheckAutocmd('ALEEvents'), 'v:val =~ ''^InsertEnter''')
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