patch 8.0.1105: match() and matchend() are not tested

Problem:    match() and matchend() are not tested.
Solution:   Add tests. (Ozaki Kiichi, closes #2088)
diff --git a/src/testdir/test_functions.vim b/src/testdir/test_functions.vim
index ac47ea1..bdc7388 100644
--- a/src/testdir/test_functions.vim
+++ b/src/testdir/test_functions.vim
@@ -528,10 +528,46 @@
   call assert_equal(-1, strridx('hello', 'hello world'))
 endfunc
 
+func Test_match_func()
+  call assert_equal(4,  match('testing', 'ing'))
+  call assert_equal(4,  match('testing', 'ing', 2))
+  call assert_equal(-1, match('testing', 'ing', 5))
+  call assert_equal(-1, match('testing', 'ing', 8))
+  call assert_equal(1, match(['vim', 'testing', 'execute'], 'ing'))
+  call assert_equal(-1, match(['vim', 'testing', 'execute'], 'img'))
+endfunc
+
 func Test_matchend()
   call assert_equal(7,  matchend('testing', 'ing'))
   call assert_equal(7,  matchend('testing', 'ing', 2))
   call assert_equal(-1, matchend('testing', 'ing', 5))
+  call assert_equal(-1, matchend('testing', 'ing', 8))
+  call assert_equal(match(['vim', 'testing', 'execute'], 'ing'), matchend(['vim', 'testing', 'execute'], 'ing'))
+  call assert_equal(match(['vim', 'testing', 'execute'], 'img'), matchend(['vim', 'testing', 'execute'], 'img'))
+endfunc
+
+func Test_matchlist()
+  call assert_equal(['acd', 'a', '', 'c', 'd', '', '', '', '', ''],  matchlist('acd', '\(a\)\?\(b\)\?\(c\)\?\(.*\)'))
+  call assert_equal(['d', '', '', '', 'd', '', '', '', '', ''],  matchlist('acd', '\(a\)\?\(b\)\?\(c\)\?\(.*\)', 2))
+  call assert_equal([],  matchlist('acd', '\(a\)\?\(b\)\?\(c\)\?\(.*\)', 4))
+endfunc
+
+func Test_matchstr()
+  call assert_equal('ing',  matchstr('testing', 'ing'))
+  call assert_equal('ing',  matchstr('testing', 'ing', 2))
+  call assert_equal('', matchstr('testing', 'ing', 5))
+  call assert_equal('', matchstr('testing', 'ing', 8))
+  call assert_equal('testing', matchstr(['vim', 'testing', 'execute'], 'ing'))
+  call assert_equal('', matchstr(['vim', 'testing', 'execute'], 'img'))
+endfunc
+
+func Test_matchstrpos()
+  call assert_equal(['ing', 4, 7], matchstrpos('testing', 'ing'))
+  call assert_equal(['ing', 4, 7], matchstrpos('testing', 'ing', 2))
+  call assert_equal(['', -1, -1], matchstrpos('testing', 'ing', 5))
+  call assert_equal(['', -1, -1], matchstrpos('testing', 'ing', 8))
+  call assert_equal(['ing', 1, 4, 7], matchstrpos(['vim', 'testing', 'execute'], 'ing'))
+  call assert_equal(['', -1, -1, -1], matchstrpos(['vim', 'testing', 'execute'], 'img'))
 endfunc
 
 func Test_nextnonblank_prevnonblank()
diff --git a/src/testdir/test_match.vim b/src/testdir/test_match.vim
index a78883a..28dd97c 100644
--- a/src/testdir/test_match.vim
+++ b/src/testdir/test_match.vim
@@ -1,5 +1,5 @@
 " Test for :match, :2match, :3match, clearmatches(), getmatches(), matchadd(),
-" matchaddpos(), matcharg(), matchdelete(), matchstrpos() and setmatches().
+" matchaddpos(), matcharg(), matchdelete(), and setmatches().
 
 function Test_match()
   highlight MyGroup1 term=bold ctermbg=red guibg=red
@@ -150,15 +150,6 @@
   highlight MyGroup3 NONE
 endfunc
 
-func Test_matchstrpos()
-  call assert_equal(['ing', 4, 7], matchstrpos('testing', 'ing'))
-  call assert_equal(['ing', 4, 7], matchstrpos('testing', 'ing', 2))
-  call assert_equal(['', -1, -1], matchstrpos('testing', 'ing', 5))
-  call assert_equal(['', -1, -1], matchstrpos('testing', 'ing', 8))
-  call assert_equal(['ing', 1, 4, 7], matchstrpos(['vim', 'testing', 'execute'], 'ing'))
-  call assert_equal(['', -1, -1, -1], matchstrpos(['vim', 'testing', 'execute'], 'img'))
-endfunc
-
 func Test_matchaddpos()
   syntax on
   set hlsearch