neovim

Neovim text editor
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exepath_spec.lua (2362B)

      1 local t = require('test.testutil')
      2 local n = require('test.functional.testnvim')()
      3 
      4 local eq, clear, call = t.eq, n.clear, n.call
      5 local command = n.command
      6 local exc_exec = n.exc_exec
      7 local matches = t.matches
      8 local is_os = t.is_os
      9 local set_shell_powershell = n.set_shell_powershell
     10 local eval = n.eval
     11 
     12 local find_dummies = function(ext_pat)
     13  local tmp_path = eval('$PATH')
     14  command('let $PATH = fnamemodify("./test/functional/fixtures/bin", ":p")')
     15  matches('null' .. ext_pat, call('exepath', 'null'))
     16  matches('true' .. ext_pat, call('exepath', 'true'))
     17  matches('false' .. ext_pat, call('exepath', 'false'))
     18  command("let $PATH = '" .. tmp_path .. "'")
     19 end
     20 
     21 describe('exepath()', function()
     22  before_each(clear)
     23 
     24  it('fails for invalid values', function()
     25    for _, input in ipairs({ 'v:null', 'v:true', 'v:false', '{}', '[]' }) do
     26      eq(
     27        'Vim(call):E1174: String required for argument 1',
     28        exc_exec('call exepath(' .. input .. ')')
     29      )
     30    end
     31    eq('Vim(call):E1175: Non-empty string required for argument 1', exc_exec('call exepath("")'))
     32    command('let $PATH = fnamemodify("./test/functional/fixtures/bin", ":p")')
     33    for _, input in ipairs({ 'v:null', 'v:true', 'v:false' }) do
     34      eq(
     35        'Vim(call):E1174: String required for argument 1',
     36        exc_exec('call exepath(' .. input .. ')')
     37      )
     38    end
     39  end)
     40 
     41  if is_os('win') then
     42    it('returns 1 for commands in $PATH (Windows)', function()
     43      local exe = 'ping'
     44      matches(exe .. '%.EXE$', call('exepath', exe))
     45    end)
     46 
     47    it('append extension if omitted', function()
     48      local filename = 'cmd'
     49      local pathext = '.exe'
     50      clear({ env = { PATHEXT = pathext } })
     51      eq(call('exepath', filename .. pathext), call('exepath', filename))
     52    end)
     53 
     54    it(
     55      'returns file WITH extension if files both with and without extension exist in $PATH',
     56      function()
     57        local ext_pat = '%.CMD$'
     58        find_dummies(ext_pat)
     59        set_shell_powershell()
     60        find_dummies(ext_pat)
     61      end
     62    )
     63  else
     64    it('returns 1 for commands in $PATH (not Windows)', function()
     65      local exe = 'ls'
     66      matches(exe .. '$', call('exepath', exe))
     67    end)
     68 
     69    it(
     70      'returns file WITHOUT extension if files both with and without extension exist in $PATH',
     71      function()
     72        find_dummies('$')
     73      end
     74    )
     75  end
     76 end)