350 lines
10 KiB
VimL
350 lines
10 KiB
VimL
" Test runs `go test` in the current directory. If compile is true, it'll
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" compile the tests instead of running them (useful to catch errors in the
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" test files). Any other argument is appendend to the final `go test` command
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function! go#test#Test(bang, compile, ...) abort
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let args = ["test"]
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" don't run the test, only compile it. Useful to capture and fix errors.
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if a:compile
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let testfile = tempname() . ".vim-go.test"
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call extend(args, ["-c", "-o", testfile])
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endif
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if exists('g:go_build_tags')
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let tags = get(g:, 'go_build_tags')
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call extend(args, ["-tags", tags])
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endif
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if a:0
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let goargs = a:000
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" do not expand for coverage mode as we're passing the arg ourself
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if a:1 != '-coverprofile'
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" expand all wildcards(i.e: '%' to the current file name)
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let goargs = map(copy(a:000), "expand(v:val)")
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endif
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if !(has('nvim') || go#util#has_job())
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let goargs = go#util#Shelllist(goargs, 1)
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endif
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call extend(args, goargs, 1)
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else
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" only add this if no custom flags are passed
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let timeout = get(g:, 'go_test_timeout', '10s')
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call add(args, printf("-timeout=%s", timeout))
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endif
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if get(g:, 'go_echo_command_info', 1)
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if a:compile
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call go#util#EchoProgress("compiling tests ...")
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else
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call go#util#EchoProgress("testing...")
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endif
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endif
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if go#util#has_job()
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" use vim's job functionality to call it asynchronously
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let job_args = {
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\ 'cmd': ['go'] + args,
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\ 'bang': a:bang,
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\ 'winnr': winnr(),
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\ 'dir': getcwd(),
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\ 'compile_test': a:compile,
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\ 'jobdir': fnameescape(expand("%:p:h")),
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\ }
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call s:test_job(job_args)
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return
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elseif has('nvim')
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" use nvims's job functionality
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if get(g:, 'go_term_enabled', 0)
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let id = go#term#new(a:bang, ["go"] + args)
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else
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let id = go#jobcontrol#Spawn(a:bang, "test", "GoTest", args)
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endif
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return id
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endif
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call go#cmd#autowrite()
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redraw
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let command = "go " . join(args, ' ')
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let out = go#tool#ExecuteInDir(command)
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let l:listtype = go#list#Type("GoTest")
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let cd = exists('*haslocaldir') && haslocaldir() ? 'lcd ' : 'cd '
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let dir = getcwd()
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execute cd fnameescape(expand("%:p:h"))
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if go#util#ShellError() != 0
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let errors = s:parse_errors(split(out, '\n'))
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let errors = go#tool#FilterValids(errors)
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call go#list#Populate(l:listtype, errors, command)
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call go#list#Window(l:listtype, len(errors))
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if !empty(errors) && !a:bang
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call go#list#JumpToFirst(l:listtype)
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elseif empty(errors)
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" failed to parse errors, output the original content
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call go#util#EchoError(out)
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endif
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call go#util#EchoError("[test] FAIL")
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else
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call go#list#Clean(l:listtype)
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call go#list#Window(l:listtype)
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if a:compile
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call go#util#EchoSuccess("[test] SUCCESS")
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else
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call go#util#EchoSuccess("[test] PASS")
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endif
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endif
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execute cd . fnameescape(dir)
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endfunction
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" Testfunc runs a single test that surrounds the current cursor position.
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" Arguments are passed to the `go test` command.
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function! go#test#Func(bang, ...) abort
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" search flags legend (used only)
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" 'b' search backward instead of forward
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" 'c' accept a match at the cursor position
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" 'n' do Not move the cursor
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" 'W' don't wrap around the end of the file
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"
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" for the full list
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" :help search
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let test = search('func \(Test\|Example\)', "bcnW")
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if test == 0
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echo "vim-go: [test] no test found immediate to cursor"
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return
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end
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let line = getline(test)
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let name = split(split(line, " ")[1], "(")[0]
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let args = [a:bang, 0, "-run", name . "$"]
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if a:0
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call extend(args, a:000)
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endif
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call call('go#test#Test', args)
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endfunction
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function s:test_job(args) abort
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let status_dir = expand('%:p:h')
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let started_at = reltime()
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let status = {
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\ 'desc': 'current status',
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\ 'type': "test",
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\ 'state': "started",
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\ }
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if a:args.compile_test
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let status.state = "compiling"
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endif
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call go#statusline#Update(status_dir, status)
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" autowrite is not enabled for jobs
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call go#cmd#autowrite()
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let messages = []
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function! s:callback(chan, msg) closure
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call add(messages, a:msg)
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endfunction
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function! s:exit_cb(job, exitval) closure
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let status = {
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\ 'desc': 'last status',
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\ 'type': "test",
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\ 'state': "pass",
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\ }
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if a:args.compile_test
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let status.state = "success"
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endif
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if a:exitval
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let status.state = "failed"
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endif
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if get(g:, 'go_echo_command_info', 1)
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if a:exitval == 0
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if a:args.compile_test
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call go#util#EchoSuccess("[test] SUCCESS")
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else
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call go#util#EchoSuccess("[test] PASS")
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endif
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else
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call go#util#EchoError("[test] FAIL")
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endif
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endif
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let elapsed_time = reltimestr(reltime(started_at))
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" strip whitespace
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let elapsed_time = substitute(elapsed_time, '^\s*\(.\{-}\)\s*$', '\1', '')
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let status.state .= printf(" (%ss)", elapsed_time)
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call go#statusline#Update(status_dir, status)
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let l:listtype = go#list#Type("GoTest")
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if a:exitval == 0
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call go#list#Clean(l:listtype)
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call go#list#Window(l:listtype)
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return
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endif
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call s:show_errors(a:args, a:exitval, messages)
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endfunction
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let start_options = {
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\ 'callback': funcref("s:callback"),
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\ 'exit_cb': funcref("s:exit_cb"),
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\ }
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" pre start
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let dir = getcwd()
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let cd = exists('*haslocaldir') && haslocaldir() ? 'lcd ' : 'cd '
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let jobdir = fnameescape(expand("%:p:h"))
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execute cd . jobdir
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call job_start(a:args.cmd, start_options)
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" post start
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execute cd . fnameescape(dir)
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endfunction
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" show_errors parses the given list of lines of a 'go test' output and returns
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" a quickfix compatible list of errors. It's intended to be used only for go
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" test output.
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function! s:show_errors(args, exit_val, messages) abort
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let l:listtype = go#list#Type("GoTest")
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let cd = exists('*haslocaldir') && haslocaldir() ? 'lcd ' : 'cd '
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try
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execute cd a:args.jobdir
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let errors = s:parse_errors(a:messages)
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let errors = go#tool#FilterValids(errors)
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finally
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execute cd . fnameescape(a:args.dir)
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endtry
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if !len(errors)
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" failed to parse errors, output the original content
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call go#util#EchoError(a:messages)
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call go#util#EchoError(a:args.dir)
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return
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endif
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if a:args.winnr == winnr()
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call go#list#Populate(l:listtype, errors, join(a:args.cmd))
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call go#list#Window(l:listtype, len(errors))
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if !empty(errors) && !a:args.bang
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call go#list#JumpToFirst(l:listtype)
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endif
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endif
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endfunction
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function! s:parse_errors(lines) abort
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let errors = []
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let paniced = 0 " signals whether all remaining lines should be included in errors.
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let test = ''
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" NOTE(arslan): once we get JSON output everything will be easier :)
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" https://github.com/golang/go/issues/2981
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for line in a:lines
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let fatalerrors = matchlist(line, '^\(\(fatal error\|panic\):.*\)$')
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if !empty(fatalerrors)
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let paniced = 1
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call add(errors, {"text": line})
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continue
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endif
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if !paniced
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" Matches failure lines. These lines always have zero or more leading spaces followed by '-- FAIL: ', following by the test name followed by a space the duration of the test in parentheses
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" e.g.:
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" '--- FAIL: TestSomething (0.00s)'
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let failure = matchlist(line, '^ *--- FAIL: \(.*\) (.*)$')
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if get(g:, 'go_test_prepend_name', 0)
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if !empty(failure)
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let test = failure[1] . ': '
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continue
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endif
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endif
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endif
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let tokens = []
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if paniced
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" Matches lines in stacktraces produced by panic. The lines always have
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" one or more leading tabs, followed by the path to the file. The file
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" path is followed by a colon and then the line number within the file
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" where the panic occurred. After that there's a space and hexadecimal
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" number.
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"
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" e.g.:
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" '\t/usr/local/go/src/time.go:1313 +0x5d'
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let tokens = matchlist(line, '^\t\+\(.\{-}\.go\):\(\d\+\) \(+0x.*\)')
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else
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" Matches lines produced by `go test`. When the test binary cannot be
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" compiled, the errors will be a filename, followed by a colon, followed
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" by the line number, followed by another colon, a space, and then the
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" compiler error.
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" e.g.:
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" 'quux.go:123: undefined: foo'
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"
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" When the test binary can be successfully compiled, but tests fail, all
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" lines produced by `go test` that we're interested in start with zero
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" or more spaces (increasing depth of subtests is represented by a
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" similar increase in the number of spaces at the start of output lines.
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" Top level tests start with zero leading spaces). Lines that indicate
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" test status (e.g. RUN, FAIL, PASS) start after the spaces. Lines that
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" indicate test failure location or test log message location (e.g.
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" "testing.T".Log) begin with the appropriate number of spaces for the
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" current test level, followed by a tab, a filename , a colon, the line
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" number, another colon, a space, and the failure or log message.
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"
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" e.g.:
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" '\ttime_test.go:30: Likely problem: the time zone files have not been installed.'
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let tokens = matchlist(line, '^\%( *\t\+\)\?\(.\{-}\.go\):\(\d\+\):\s*\(.*\)')
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endif
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if !empty(tokens) " Check whether the line may refer to a file.
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" strip endlines of form ^M
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let out = substitute(tokens[3], '\r$', '', '')
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let file = fnamemodify(tokens[1], ':p')
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" Preserve the line when the filename is not readable. This is an
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" unusual case, but possible; any test that produces lines that match
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" the pattern used in the matchlist assigned to tokens is a potential
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" source of this condition. For instance, github.com/golang/mock/gomock
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" will sometimes produce lines that satisfy this condition.
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if !filereadable(file)
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call add(errors, {"text": test . line})
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continue
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endif
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call add(errors, {
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\ "filename" : file,
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\ "lnum" : tokens[2],
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\ "text" : test . out,
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\ })
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elseif paniced
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call add(errors, {"text": line})
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elseif !empty(errors)
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" Preserve indented lines. This comes up especially with multi-line test output.
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if match(line, '^ *\t\+') >= 0
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call add(errors, {"text": line})
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endif
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endif
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endfor
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return errors
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endfunction
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" vim: sw=2 ts=2 et
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