Convert legacy test for fixeol to lua test.

src/nvim/testdir/Makefile

@@ -29,7 +29,6 @@ SCRIPTS := test_eval.out                                               \
            test_charsearch.out                                         \
            test_close_count.out                                        \
            test_command_count.out                                      \
-           test_fixeol.out                                             \
 
 SCRIPTS_GUI := test16.out
 

src/nvim/testdir/test_fixeol.in

@@ -1,40 +0,0 @@
-Tests for 'fixeol'                         vim: set ft=vim :
- 
-STARTTEST
-:" first write two test files – with and without trailing EOL
-:" use Unix fileformat for consistency
-:set ff=unix
-:enew!
-awith eol:w! XXEol
-:enew!
-:set noeol nofixeol
-awithout eol:w! XXNoEol
-:set eol fixeol
-:bwipe XXEol XXNoEol
-:"
-:" try editing files with 'fixeol' disabled
-:e! XXEol
-ostays eol:set nofixeol
-:w! XXTestEol
-:e! XXNoEol
-ostays without:set nofixeol
-:w! XXTestNoEol
-:bwipe XXEol XXNoEol XXTestEol XXTestNoEol
-:set fixeol
-:"
-:" Append "END" to each file so that we can see what the last written char was.
-ggdGaEND:w >>XXEol
-:w >>XXNoEol
-:w >>XXTestEol
-:w >>XXTestNoEol
-:"
-:" Concatenate the results
-:e! test.out
-a0:$r XXEol
-:$r XXNoEol
-Go1:$r XXTestEol
-:$r XXTestNoEol
-:w
-:qa!
-ENDTEST
-

src/nvim/testdir/test_fixeol.ok

@@ -1,10 +0,0 @@
-0
-with eol
-END
-without eolEND
-1
-with eol
-stays eol
-END
-without eol
-stays withoutEND

test/functional/legacy/fixeol_spec.lua

@@ -0,0 +1,59 @@
+-- Tests for 'fixeol'
+
+local helpers = require('test.functional.helpers')
+local feed, insert, source = helpers.feed, helpers.insert, helpers.source
+local clear, execute, expect = helpers.clear, helpers.execute, helpers.expect
+
+describe('fixeol', function()
+  setup(clear)
+
+  it('is working', function()
+    -- First write two test files – with and without trailing EOL.
+    -- Use Unix fileformat for consistency.
+    execute('set ff=unix')
+    execute('enew!')
+    feed('awith eol<esc>:w! XXEol<cr>')
+    execute('enew!')
+    execute('set noeol nofixeol')
+    feed('awithout eol<esc>:w! XXNoEol<cr>')
+    execute('set eol fixeol')
+    execute('bwipe XXEol XXNoEol')
+
+    -- Try editing files with 'fixeol' disabled.
+    execute('e! XXEol')
+    feed('ostays eol<esc>:set nofixeol<cr>')
+    execute('w! XXTestEol')
+    execute('e! XXNoEol')
+    feed('ostays without<esc>:set nofixeol<cr>')
+    execute('w! XXTestNoEol')
+    execute('bwipe XXEol XXNoEol XXTestEol XXTestNoEol')
+    execute('set fixeol')
+
+    -- Append "END" to each file so that we can see what the last written char was.
+    feed('ggdGaEND<esc>:w >>XXEol<cr>')
+    execute('w >>XXNoEol')
+    execute('w >>XXTestEol')
+    execute('w >>XXTestNoEol')
+
+    -- Concatenate the results.
+    execute('e! test.out')
+    feed('a0<esc>:$r XXEol<cr>')
+    execute('$r XXNoEol')
+    feed('Go1<esc>:$r XXTestEol<cr>')
+    execute('$r XXTestNoEol')
+    execute('w')
+
+    -- Assert buffer contents.
+    expect([=[
+      0
+      with eol
+      END
+      without eolEND
+      1
+      with eol
+      stays eol
+      END
+      without eol
+      stays withoutEND]=])
+  end)
+end)