neovim

Neovim text editor
git clone https://git.dasho.dev/neovim.git
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encoding_spec.lua (1075B)

      1 local t = require('test.testutil')
      2 local n = require('test.functional.testnvim')()
      3 
      4 local clear, feed = n.clear, n.feed
      5 local eq, neq, eval = t.eq, t.neq, n.eval
      6 
      7 describe('&encoding', function()
      8  before_each(function()
      9    clear()
     10    -- sanity check: tests should run with encoding=utf-8
     11    eq('utf-8', eval('&encoding'))
     12    eq(3, eval('strwidth("Bär")'))
     13  end)
     14 
     15  it('cannot be changed after setup', function()
     16    t.matches('E519%:', t.pcall_err(n.command, 'set encoding=latin1'))
     17    eq('utf-8', eval('&encoding'))
     18    -- check nvim is still in utf-8 mode
     19    eq(3, eval('strwidth("Bär")'))
     20  end)
     21 
     22  it('cannot be changed before startup', function()
     23    clear('--cmd', 'set enc=latin1')
     24    -- error message expected
     25    feed('<cr>')
     26    neq(nil, string.find(eval('v:errmsg'), '^E519:'))
     27    eq('utf-8', eval('&encoding'))
     28    eq(3, eval('strwidth("Bär")'))
     29  end)
     30 
     31  it('can be set to utf-8 without error', function()
     32    n.command('set encoding=utf-8')
     33    eq('', eval('v:errmsg'))
     34 
     35    clear('--cmd', 'set enc=utf-8')
     36    eq('', eval('v:errmsg'))
     37  end)
     38 end)