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view src/testdir/test_writefile.vim @ 11519:4a1f7849fe86 v8.0.0642

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patch 8.0.0642: writefile() continues after detecting an error commit https://github.com/vim/vim/commit/8cf91286ca46a501d24e4b7d631b193256782c88 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Jun 13 19:38:37 2017 +0200 patch 8.0.0642: writefile() continues after detecting an error Problem: writefile() continues after detecting an error. Solution: Bail out as soon as an error is detected. (suggestions by Nikolai Pavlov, closes #1476)
author Christian Brabandt <cb@256bit.org>
date Tue, 13 Jun 2017 19:45:03 +0200
parents c577c6a2e88b
children 16ccaedce025
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" Tests for the writefile() function.

func Test_writefile()
  let f = tempname()
  call writefile(["over","written"], f, "b")
  call writefile(["hello","world"], f, "b")
  call writefile(["!", "good"], f, "a")
  call writefile(["morning"], f, "ab")
  call writefile(["", "vimmers"], f, "ab")
  let l = readfile(f)
  call assert_equal("hello", l[0])
  call assert_equal("world!", l[1])
  call assert_equal("good", l[2])
  call assert_equal("morning", l[3])
  call assert_equal("vimmers", l[4])
  call delete(f)
endfunc

func Test_writefile_fails_gently()
  call assert_fails('call writefile(["test"], "Xfile", [])', 'E730:')
  call assert_false(filereadable("Xfile"))
  call delete("Xfile")

  call assert_fails('call writefile(["test", [], [], [], "tset"], "Xfile")', 'E730:')
  call assert_false(filereadable("Xfile"))
  call delete("Xfile")

  call assert_fails('call writefile([], "Xfile", [])', 'E730:')
  call assert_false(filereadable("Xfile"))
  call delete("Xfile")

  call assert_fails('call writefile([], [])', 'E730:')
endfunc