patch 8.0.0478: tests use assert_true(0) and assert_false(1) to report errors commit https://github.com/vim/vim/commit/37175409d766ce67f2548dffa6d73451379b5737 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Mar 18 20:18:45 2017 +0100 patch 8.0.0478: tests use assert_true(0) and assert_false(1) to report errors Problem: Tests use assert_true(0) and assert_false(1) to report errors. Solution: Use assert_report().

" Test for joining lines.

func Test_join_with_count()
  new
  call setline(1, ['one', 'two', 'three', 'four'])
  normal J
  call assert_equal('one two', getline(1))
  %del
  call setline(1, ['one', 'two', 'three', 'four'])
  normal 10J
  call assert_equal('one two three four', getline(1))
  quit!
endfunc