diff --git a/src/nvim/testdir/Makefile b/src/nvim/testdir/Makefile
index 31082f3a37ed26..d1511bbd1f4a6c 100644
--- a/src/nvim/testdir/Makefile
+++ b/src/nvim/testdir/Makefile
@@ -15,7 +15,6 @@ export TMPDIR := $(abspath ../../../Xtest-tmpdir)
 
 SCRIPTS_DEFAULT = \
 	test14.out             \
-	test24.out             \
 	test37.out             \
 	test42.out             \
 	test48.out             \
@@ -45,12 +44,16 @@ NEW_TESTS ?= \
 	test_close_count.res \
 	test_cmdline.res \
 	test_command_count.res \
+	test_comparators.res \
 	test_cscope.res \
 	test_curswant.res \
 	test_digraph.res \
 	test_edit.res \
 	test_erasebackword.res \
+	test_escaped_glob.res \
+	test_exec_while_if.res \
 	test_exists.res \
+	test_exists_autocmd.res \
 	test_diffmode.res \
 	test_farsi.res \
 	test_file_size.res \
@@ -61,6 +64,7 @@ NEW_TESTS ?= \
 	test_fnameescape.res \
 	test_fold.res \
 	test_ga.res \
+	test_getcwd.res \
 	test_getvar.res \
 	test_glob2regpat.res \
 	test_gf.res \
@@ -81,6 +85,7 @@ NEW_TESTS ?= \
 	test_listdict.res \
 	test_listchars.res \
 	test_makeencoding.res \
+	test_maparg.res \
 	test_marks.res \
 	test_match.res \
 	test_matchadd_conceal.res \
@@ -89,6 +94,7 @@ NEW_TESTS ?= \
 	test_normal.res \
 	test_number.res \
 	test_options.res \
+	test_plus_arg_edit.res \
 	test_preview.res \
 	test_profile.res \
 	test_put.res \
@@ -97,6 +103,7 @@ NEW_TESTS ?= \
 	test_quickfix.res \
 	test_quotestar.res \
 	test_recover.res \
+	test_regex_char_classes.res \
 	test_registers.res \
 	test_retab.res \
 	test_scrollbind.res \
diff --git a/src/nvim/testdir/test24.in b/src/nvim/testdir/test24.in
deleted file mode 100644
index 292f4030483199..00000000000000
Binary files a/src/nvim/testdir/test24.in and /dev/null differ
diff --git a/src/nvim/testdir/test24.ok b/src/nvim/testdir/test24.ok
deleted file mode 100644
index cd61210968658b..00000000000000
--- a/src/nvim/testdir/test24.ok
+++ /dev/null
@@ -1,32 +0,0 @@
-start
-test text test text
-test text test text
-test text test text
-test text test text
-test text test text
-test text test text
-test text test text  x61
-test text test text  x60-x64
-test text test text  x78 5
-test text test text  o143
-test text test text  o140-o144
-test text test text  o41 7
-test text test text  \%x42
-test text test text  \%o103
-test text test text  [\x00]
-test text test text  [\x00-\x10]
-test text test text  [\x-z]
-test text test text  [\u-z]
-xx  xx a
-xx aaaaa xx a
-xx aaaaa xx a
-xx Aaa xx
-xx Aaaa xx
-xx Aaa xx
-xx foobar xA xx
-xx an A xx
-XX 9;
-YY 77;
- xyz 
- bcd
- BB
diff --git a/src/nvim/testdir/test_comparators.vim b/src/nvim/testdir/test_comparators.vim
new file mode 100644
index 00000000000000..87be006cf2ff0e
--- /dev/null
+++ b/src/nvim/testdir/test_comparators.vim
@@ -0,0 +1,9 @@
+function Test_Comparators()
+  try
+    let oldisident=&isident
+    set isident+=#
+    call assert_equal(1, 1 is#1)
+  finally
+    let &isident=oldisident
+  endtry
+endfunction
diff --git a/src/nvim/testdir/test_escaped_glob.vim b/src/nvim/testdir/test_escaped_glob.vim
new file mode 100644
index 00000000000000..9b34e775637969
--- /dev/null
+++ b/src/nvim/testdir/test_escaped_glob.vim
@@ -0,0 +1,26 @@
+" Test whether glob()/globpath() return correct results with certain escaped
+" characters.
+
+function SetUp()
+  " make sure glob() doesn't use the shell
+  set shell=doesnotexist
+  " consistent sorting of file names
+  set nofileignorecase
+endfunction
+
+function Test_glob()
+  call assert_equal("", glob('Xxx\{'))
+  call assert_equal("", glob('Xxx\$'))
+  w! Xxx{
+  w! Xxx\$
+  call assert_equal("Xxx{", glob('Xxx\{'))
+  call assert_equal("Xxx$", glob('Xxx\$'))
+endfunction
+
+function Test_globpath()
+  let slash = (!exists('+shellslash') || &shellslash) ? '/' : '\'
+  call assert_equal('sautest'.slash.'autoload'.slash.'footest.vim',
+        \ globpath('sautest/autoload', '*.vim'))
+  call assert_equal(['sautest'.slash.'autoload'.slash.'footest.vim'],
+        \ globpath('sautest/autoload', '*.vim', 0, 1))
+endfunction
diff --git a/src/nvim/testdir/test_exec_while_if.vim b/src/nvim/testdir/test_exec_while_if.vim
new file mode 100644
index 00000000000000..d6afabff451fe4
--- /dev/null
+++ b/src/nvim/testdir/test_exec_while_if.vim
@@ -0,0 +1,53 @@
+" Test for :execute, :while and :if
+
+function Test_exec_while_if()
+  new
+
+  let i = 0
+  while i < 12
+    let i = i + 1
+    if has("ebcdic")
+      execute "normal o" . i . "\047"
+    else
+      execute "normal o" . i . "\033"
+    endif
+    if i % 2
+      normal Ax
+      if i == 9
+        break
+      endif
+      if i == 5
+        continue
+      else
+        let j = 9
+        while j > 0
+          if has("ebcdic")
+            execute "normal" j . "a" . j . "\x27"
+          else
+            execute "normal" j . "a" . j . "\x1b"
+          endif
+          let j = j - 1
+        endwhile
+      endif
+    endif
+    if i == 9
+      if has("ebcdic")
+        execute "normal Az\047"
+      else
+        execute "normal Az\033"
+      endif
+    endif
+  endwhile
+  unlet i j
+
+  call assert_equal(["",
+        \ "1x999999999888888887777777666666555554444333221",
+        \ "2",
+        \ "3x999999999888888887777777666666555554444333221",
+        \ "4",
+        \ "5x",
+        \ "6",
+        \ "7x999999999888888887777777666666555554444333221",
+        \ "8",
+        \ "9x"], getline(1, 10))
+endfunction
diff --git a/src/nvim/testdir/test_exists_autocmd.vim b/src/nvim/testdir/test_exists_autocmd.vim
new file mode 100644
index 00000000000000..7e44a726534c16
--- /dev/null
+++ b/src/nvim/testdir/test_exists_autocmd.vim
@@ -0,0 +1,26 @@
+" Test that groups and patterns are tested correctly when calling exists() for
+" autocommands.
+
+function Test_AutoCommands()
+  let results=[]
+  augroup auexists
+  augroup END
+  call assert_true(exists("##BufEnter"))
+  call assert_false(exists("#BufEnter"))
+  au BufEnter * let g:entered=1
+  call assert_true(exists("#BufEnter"))
+  call assert_false(exists("#auexists#BufEnter"))
+  augroup auexists
+  au BufEnter * let g:entered=1
+  augroup END
+  call assert_true(exists("#auexists#BufEnter"))
+  call assert_false(exists("#BufEnter#*.test"))
+  au BufEnter *.test let g:entered=1
+  call assert_true(exists("#BufEnter#*.test"))
+  edit testfile.test
+  call assert_false(exists("#BufEnter#<buffer>"))
+  au BufEnter <buffer> let g:entered=1
+  call assert_true(exists("#BufEnter#<buffer>"))
+  edit testfile2.test
+  call assert_false(exists("#BufEnter#<buffer>"))
+endfunction
diff --git a/src/nvim/testdir/test_getcwd.vim b/src/nvim/testdir/test_getcwd.vim
new file mode 100644
index 00000000000000..15eab2abbb487b
--- /dev/null
+++ b/src/nvim/testdir/test_getcwd.vim
@@ -0,0 +1,91 @@
+function! GetCwdInfo(win, tab)
+ 	let tab_changed = 0
+ 	let mod = ":t"
+ 	if a:tab > 0 && a:tab != tabpagenr()
+   	let tab_changed = 1
+   	exec "tabnext " . a:tab
+ 	endif
+ 	let bufname = fnamemodify(bufname(winbufnr(a:win)), mod)
+ 	if tab_changed
+   	tabprevious
+ 	endif
+ 	if a:win == 0 && a:tab == 0
+   	let dirname = fnamemodify(getcwd(), mod)
+   	let lflag = haslocaldir()
+ 	elseif a:tab == 0
+   	let dirname = fnamemodify(getcwd(a:win), mod)
+   	let lflag = haslocaldir(a:win)
+ 	else
+   	let dirname = fnamemodify(getcwd(a:win, a:tab), mod)
+   	let lflag = haslocaldir(a:win, a:tab)
+ 	endif
+ 	return bufname . ' ' . dirname . ' ' . lflag
+endfunction
+
+" Do all test in a separate window to avoid E211 when we recursively
+" delete the Xtopdir directory during cleanup
+function SetUp()
+	set visualbell
+	set nocp viminfo+=nviminfo
+
+	" On windows a swapfile in Xtopdir prevents it from being cleaned up.
+	set noswapfile
+
+	" On windows a stale "Xtopdir" directory may exist, remove it so that
+	" we start from a clean state.
+	call delete("Xtopdir", "rf")
+	new
+	call mkdir('Xtopdir')
+	cd Xtopdir
+	call mkdir('Xdir1')
+	call mkdir('Xdir2')
+	call mkdir('Xdir3')
+endfunction
+
+let g:cwd=getcwd()
+function TearDown()
+	q
+	exec "cd " . g:cwd
+	call delete("Xtopdir", "rf")
+endfunction
+
+function Test_GetCwd()
+	new a
+	new b
+	new c
+	3wincmd w
+	lcd Xdir1
+	call assert_equal("a Xdir1 1", GetCwdInfo(0, 0))
+	wincmd W
+	call assert_equal("b Xtopdir 0", GetCwdInfo(0, 0))
+	wincmd W
+	lcd Xdir3
+	call assert_equal("c Xdir3 1", GetCwdInfo(0, 0))
+	call assert_equal("a Xdir1 1", GetCwdInfo(bufwinnr("a"), 0))
+	call assert_equal("b Xtopdir 0", GetCwdInfo(bufwinnr("b"), 0))
+	call assert_equal("c Xdir3 1", GetCwdInfo(bufwinnr("c"), 0))
+	wincmd W
+	call assert_equal("a Xdir1 1", GetCwdInfo(bufwinnr("a"), tabpagenr()))
+	call assert_equal("b Xtopdir 0", GetCwdInfo(bufwinnr("b"), tabpagenr()))
+	call assert_equal("c Xdir3 1", GetCwdInfo(bufwinnr("c"), tabpagenr()))
+
+	tabnew x
+	new y
+	new z
+	3wincmd w
+	call assert_equal("x Xtopdir 0", GetCwdInfo(0, 0))
+	wincmd W
+	lcd Xdir2
+	call assert_equal("y Xdir2 1", GetCwdInfo(0, 0))
+	wincmd W
+	lcd Xdir3
+	call assert_equal("z Xdir3 1", GetCwdInfo(0, 0))
+	call assert_equal("x Xtopdir 0", GetCwdInfo(bufwinnr("x"), 0))
+	call assert_equal("y Xdir2 1", GetCwdInfo(bufwinnr("y"), 0))
+	call assert_equal("z Xdir3 1", GetCwdInfo(bufwinnr("z"), 0))
+	let tp_nr = tabpagenr()
+	tabrewind
+	call assert_equal("x Xtopdir 0", GetCwdInfo(3, tp_nr))
+	call assert_equal("y Xdir2 1", GetCwdInfo(2, tp_nr))
+	call assert_equal("z Xdir3 1", GetCwdInfo(1, tp_nr))
+endfunc
diff --git a/src/nvim/testdir/test_maparg.vim b/src/nvim/testdir/test_maparg.vim
new file mode 100644
index 00000000000000..9ad83836c656f6
--- /dev/null
+++ b/src/nvim/testdir/test_maparg.vim
@@ -0,0 +1,52 @@
+" Tests for maparg().
+" Also test utf8 map with a 0x80 byte.
+if !has("multi_byte")
+  finish
+endif
+
+function s:SID()     
+  return str2nr(matchstr(expand('<sfile>'), '<SNR>\zs\d\+\ze_SID$'))
+endfun
+
+function Test_maparg()
+  new
+  set cpo-=<
+  set encoding=utf8
+  " Test maparg() with a string result
+  map foo<C-V> is<F4>foo
+  vnoremap <script> <buffer> <expr> <silent> bar isbar
+  let sid = s:SID()
+  call assert_equal("is<F4>foo", maparg('foo<C-V>'))
+  call assert_equal({'silent': 0, 'noremap': 0, 'lhs': 'foo<C-V>',
+        \ 'mode': ' ', 'nowait': 0, 'expr': 0, 'sid': sid, 'rhs': 'is<F4>foo',
+        \ 'buffer': 0}, maparg('foo<C-V>', '', 0, 1))
+  call assert_equal({'silent': 1, 'noremap': 1, 'lhs': 'bar', 'mode': 'v',
+        \ 'nowait': 0, 'expr': 1, 'sid': sid, 'rhs': 'isbar', 'buffer': 1},
+        \ maparg('bar', '', 0, 1))
+  map <buffer> <nowait> foo bar
+  call assert_equal({'silent': 0, 'noremap': 0, 'lhs': 'foo', 'mode': ' ',
+        \ 'nowait': 1, 'expr': 0, 'sid': sid, 'rhs': 'bar', 'buffer': 1},
+        \ maparg('foo', '', 0, 1))
+
+  map abc x<char-114>x
+  call assert_equal(maparg('abc'), "xrx")
+  map abc y<S-char-114>y
+  call assert_equal(maparg('abc'), "yRy")
+endfunction
+
+function Test_range_map()
+  new
+  " Outside of the range, minimum
+  inoremap <Char-0x1040> a
+  execute "normal a\u1040\<Esc>"
+  " Inside of the range, minimum
+  inoremap <Char-0x103f> b
+  execute "normal a\u103f\<Esc>"
+  " Inside of the range, maximum
+  inoremap <Char-0xf03f> c
+  execute "normal a\uf03f\<Esc>"
+  " Outside of the range, maximum
+  inoremap <Char-0xf040> d
+  execute "normal a\uf040\<Esc>"
+  call assert_equal("abcd", getline(1))
+endfunction
diff --git a/src/nvim/testdir/test_plus_arg_edit.vim b/src/nvim/testdir/test_plus_arg_edit.vim
new file mode 100644
index 00000000000000..0907550bfa6a9a
--- /dev/null
+++ b/src/nvim/testdir/test_plus_arg_edit.vim
@@ -0,0 +1,8 @@
+" Tests for complicated + argument to :edit command
+function Test_edit()
+  call writefile(["foo|bar"], "Xfile1") 
+  call writefile(["foo/bar"], "Xfile2") 
+  edit +1|s/|/PIPE/|w Xfile1| e Xfile2|1 | s/\//SLASH/|w
+  call assert_equal(["fooPIPEbar"], readfile("Xfile1"))
+  call assert_equal(["fooSLASHbar"], readfile("Xfile2"))
+endfunction
diff --git a/src/nvim/testdir/test_regex_char_classes.vim b/src/nvim/testdir/test_regex_char_classes.vim
new file mode 100644
index 00000000000000..2192b5e8fced2b
--- /dev/null
+++ b/src/nvim/testdir/test_regex_char_classes.vim
@@ -0,0 +1,58 @@
+" Tests for regexp with backslash and other special characters inside []
+" Also test backslash for hex/octal numbered character.
+
+function RunSTest(value, calls, expected)
+  new
+  call feedkeys("i" . a:value, "mx")
+  exec a:calls
+  call assert_equal(a:expected, getline(1), printf("wrong result for %s", a:calls))
+  quit!
+endfunction
+
+function RunXTest(value, search_exp, expected)
+  new
+  call feedkeys("i" . a:value, "mx")
+  call feedkeys("gg" . a:search_exp . "\nx", "mx")
+  call assert_equal(a:expected, getline(1), printf("wrong result for %s", a:search_exp))
+  quit!
+endfunction
+
+
+function Test_x_search()
+  let res = "test text test text"
+  call RunXTest("test \\text test text", "/[\\x]", res)
+  call RunXTest("test \ttext test text", "/[\\t\\]]", res)
+  call RunXTest("test text ]test text", "/[]y]", res)
+  call RunXTest("test ]text test text", "/[\\]]", res)
+  call RunXTest("test text te^st text", "/[y^]", res)
+  call RunXTest("test te$xt test text", "/[$y]", res)
+  call RunXTest("test taext test text", "/[\\x61]", res)
+  call RunXTest("test tbext test text","/[\\x60-\\x64]", res)
+  call RunXTest("test 5text test text","/[\\x785]", res)
+  call RunXTest("testc text test text","/[\\o143]", res)
+  call RunXTest("tesdt text test text","/[\\o140-\\o144]", res)
+  call RunXTest("test7 text test text", "/[\\o417]", res)
+  call RunXTest("test text tBest text", "/\\%x42", res)
+  call RunXTest("test text teCst text", "/\\%o103", res)
+  call RunXTest("test text \<C-V>x00test text", "/[\\x00]", res)
+endfunction
+
+function Test_s_search()
+  let res = "test text test text"
+  call RunSTest("test te\<C-V>x00xt t\<C-V>x04est t\<C-V>x10ext", "s/[\\x00-\\x10]//g", res)
+  call RunSTest("test \\xyztext test text", "s/[\\x-z]\\+//", res)
+  call RunSTest("test text tev\\uyst text", "s/[\\u-z]\\{2,}//", res)
+  call RunSTest("xx aaaaa xx a", "s/\\(a\\)\\+//", "xx  xx a")
+  call RunSTest("xx aaaaa xx a", "s/\\(a*\\)\\+//", "xx aaaaa xx a")
+  call RunSTest("xx aaaaa xx a", "s/\\(a*\\)*//", "xx aaaaa xx a")
+  call RunSTest("xx aaaaa xx", "s/\\(a\\)\\{2,3}/A/", "xx Aaa xx")
+  call RunSTest("xx aaaaa xx", "s/\\(a\\)\\{-2,3}/A/", "xx Aaaa xx")
+  call RunSTest("xx aaa12aa xx", "s/\\(a\\)*\\(12\\)\\@>/A/", "xx Aaa xx")
+  call RunSTest("xx foobar xbar xx", "s/\\(foo\\)\\@<!bar/A/", "xx foobar xA xx")
+  call RunSTest("xx an file xx", "s/\\(an\\_s\\+\\)\\@<=file/A/", "xx an A xx")
+  call RunSTest("x= 9;", "s/^\\(\\h\\w*\\%(->\\|\\.\\)\\=\\)\\+=/XX/", "XX 9;")
+  call RunSTest("hh= 77;", "s/^\\(\\h\\w*\\%(->\\|\\.\\)\\=\\)\\+=/YY/", "YY 77;")
+  call RunSTest(" aaa ", "s/aaa/xyz/", " xyz ")
+  call RunSTest(" xyz", "s/~/bcd/", " bcd")
+  call RunSTest(" bcdbcdbcd", "s/~\\+/BB/", " BB")
+endfunction