neovim

Neovim text editor
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proc_spec.lua (2588B)

      1 local t = require('test.testutil')
      2 local n = require('test.functional.testnvim')()
      3 
      4 local clear = n.clear
      5 local eq = t.eq
      6 local fn = n.fn
      7 local neq = t.neq
      8 local nvim_argv = n.nvim_argv
      9 local request = n.request
     10 local retry = t.retry
     11 local NIL = vim.NIL
     12 local is_os = t.is_os
     13 
     14 describe('API', function()
     15  before_each(clear)
     16 
     17  describe('nvim_get_proc_children', function()
     18    it('returns child process ids', function()
     19      local this_pid = fn.getpid()
     20 
     21      -- Might be non-zero already (left-over from some other test?),
     22      -- but this is not what is tested here.
     23      local initial_children = request('nvim_get_proc_children', this_pid)
     24 
     25      local job1 = fn.jobstart(nvim_argv)
     26      retry(nil, nil, function()
     27        eq(#initial_children + 1, #request('nvim_get_proc_children', this_pid))
     28      end)
     29 
     30      local job2 = fn.jobstart(nvim_argv)
     31      retry(nil, nil, function()
     32        eq(#initial_children + 2, #request('nvim_get_proc_children', this_pid))
     33      end)
     34 
     35      fn.jobstop(job1)
     36      retry(nil, nil, function()
     37        eq(#initial_children + 1, #request('nvim_get_proc_children', this_pid))
     38      end)
     39 
     40      fn.jobstop(job2)
     41      retry(nil, nil, function()
     42        eq(#initial_children, #request('nvim_get_proc_children', this_pid))
     43      end)
     44    end)
     45 
     46    it('validation', function()
     47      local status, rv = pcall(request, 'nvim_get_proc_children', -1)
     48      eq(false, status)
     49      eq("Invalid 'pid': -1", string.match(rv, 'Invalid.*'))
     50 
     51      status, rv = pcall(request, 'nvim_get_proc_children', 0)
     52      eq(false, status)
     53      eq("Invalid 'pid': 0", string.match(rv, 'Invalid.*'))
     54 
     55      -- Assume PID 99999 does not exist.
     56      status, rv = pcall(request, 'nvim_get_proc_children', 99999)
     57      eq(true, status)
     58      eq({}, rv)
     59    end)
     60  end)
     61 
     62  describe('nvim_get_proc', function()
     63    it('returns process info', function()
     64      local pid = fn.getpid()
     65      local pinfo = request('nvim_get_proc', pid)
     66      eq((is_os('win') and 'nvim.exe' or 'nvim'), pinfo.name)
     67      eq(pid, pinfo.pid)
     68      eq('number', type(pinfo.ppid))
     69      neq(pid, pinfo.ppid)
     70    end)
     71 
     72    it('validation', function()
     73      local status, rv = pcall(request, 'nvim_get_proc', -1)
     74      eq(false, status)
     75      eq("Invalid 'pid': -1", string.match(rv, 'Invalid.*'))
     76 
     77      status, rv = pcall(request, 'nvim_get_proc', 0)
     78      eq(false, status)
     79      eq("Invalid 'pid': 0", string.match(rv, 'Invalid.*'))
     80 
     81      -- Assume PID 99999 does not exist.
     82      status, rv = pcall(request, 'nvim_get_proc', 99999)
     83      eq(true, status)
     84      eq(NIL, rv)
     85    end)
     86  end)
     87 end)