patch 7.4.2230
Problem:    There is no equivalent of 'smartcase' for a tag search.
Solution:   Add value "followscs" and "smart" to 'tagcase'. (Christian
            Brabandt, closes #712) Turn tagcase test into new style.
diff --git a/src/testdir/Make_all.mak b/src/testdir/Make_all.mak
index 19973d5..3a0742d 100644
--- a/src/testdir/Make_all.mak
+++ b/src/testdir/Make_all.mak
@@ -100,7 +100,6 @@
 	test_marks.out \
 	test_nested_function.out \
 	test_search_mbyte.out \
-	test_tagcase.out \
 	test_utf8.out \
 	test_wordcount.out \
 	test_writefile.out
diff --git a/src/testdir/test_alot.vim b/src/testdir/test_alot.vim
index daf5b0a..b89d4b0 100644
--- a/src/testdir/test_alot.vim
+++ b/src/testdir/test_alot.vim
@@ -35,6 +35,7 @@
 source test_syn_attr.vim
 source test_tabline.vim
 source test_tabpage.vim
+source test_tagcase.vim
 source test_tagjump.vim
 source test_timers.vim
 source test_true_false.vim
diff --git a/src/testdir/test_tagcase.in b/src/testdir/test_tagcase.in
deleted file mode 100644
index d76dbab..0000000
--- a/src/testdir/test_tagcase.in
+++ /dev/null
@@ -1,57 +0,0 @@
-Tests for 'tagcase' option
-
-STARTTEST
-:so small.vim
-:lang mess C
-:/^start text$/+1,/^end text$/w! Xtext
-:/^start tags$/+1,/^end tags$/-1w! Xtags
-:set tags=Xtags
-:e Xtext
-:"
-:" Verify default values.
-:set ic& | setg tc& | setl tc&
-:call append('$', "ic=".&ic." g:tc=".&g:tc." l:tc=".&l:tc." tc=".&tc)
-:"
-:" Verify that the local setting accepts <empty> but that the global setting
-:" does not.  The first of these (setting the local value to <empty>) should
-:" succeed; the other two should fail.
-:let v:errmsg = ""
-:setl tc=
-:call append('$', v:errmsg)
-:let v:errmsg = ""
-:setg tc=
-:call append('$', v:errmsg)
-:let v:errmsg = ""
-:set tc=
-:call append('$', v:errmsg)
-:"
-:" Verify that the correct number of matching tags is found for all values of
-:" 'ignorecase' and global and local values 'tagcase', in all combinations.
-:for &ic in [0, 1]
-:  for &g:tc in ["followic", "ignore", "match"]
-:    for &l:tc in ["", "followic", "ignore", "match"]
-:      call append('$', "ic=".&ic." g:tc=".&g:tc." l:tc=".&l:tc." tc=".&tc)
-:      call append('$', len(taglist("^foo$")))
-:      call append('$', len(taglist("^Foo$")))
-:    endfor
-:  endfor
-:endfor
-:"
-:1,/^end text$/d
-:w! test.out
-:qa!
-ENDTEST
-
-start text
-
-Foo
-Bar
-foo
-
-end text
-
-start tags
-Bar	Xtext	3
-Foo	Xtext	2
-foo	Xtext	4
-end tags
diff --git a/src/testdir/test_tagcase.ok b/src/testdir/test_tagcase.ok
deleted file mode 100644
index fe161cf..0000000
--- a/src/testdir/test_tagcase.ok
+++ /dev/null
@@ -1,76 +0,0 @@
-ic=0 g:tc=followic l:tc=followic tc=followic
-
-E474: Invalid argument: tc=
-E474: Invalid argument: tc=
-ic=0 g:tc=followic l:tc= tc=followic
-1
-1
-ic=0 g:tc=followic l:tc=followic tc=followic
-1
-1
-ic=0 g:tc=followic l:tc=ignore tc=ignore
-2
-2
-ic=0 g:tc=followic l:tc=match tc=match
-1
-1
-ic=0 g:tc=ignore l:tc= tc=ignore
-2
-2
-ic=0 g:tc=ignore l:tc=followic tc=followic
-1
-1
-ic=0 g:tc=ignore l:tc=ignore tc=ignore
-2
-2
-ic=0 g:tc=ignore l:tc=match tc=match
-1
-1
-ic=0 g:tc=match l:tc= tc=match
-1
-1
-ic=0 g:tc=match l:tc=followic tc=followic
-1
-1
-ic=0 g:tc=match l:tc=ignore tc=ignore
-2
-2
-ic=0 g:tc=match l:tc=match tc=match
-1
-1
-ic=1 g:tc=followic l:tc= tc=followic
-2
-2
-ic=1 g:tc=followic l:tc=followic tc=followic
-2
-2
-ic=1 g:tc=followic l:tc=ignore tc=ignore
-2
-2
-ic=1 g:tc=followic l:tc=match tc=match
-1
-1
-ic=1 g:tc=ignore l:tc= tc=ignore
-2
-2
-ic=1 g:tc=ignore l:tc=followic tc=followic
-2
-2
-ic=1 g:tc=ignore l:tc=ignore tc=ignore
-2
-2
-ic=1 g:tc=ignore l:tc=match tc=match
-1
-1
-ic=1 g:tc=match l:tc= tc=match
-1
-1
-ic=1 g:tc=match l:tc=followic tc=followic
-2
-2
-ic=1 g:tc=match l:tc=ignore tc=ignore
-2
-2
-ic=1 g:tc=match l:tc=match tc=match
-1
-1
diff --git a/src/testdir/test_tagcase.vim b/src/testdir/test_tagcase.vim
new file mode 100644
index 0000000..83e5328
--- /dev/null
+++ b/src/testdir/test_tagcase.vim
@@ -0,0 +1,73 @@
+" test 'tagcase' option
+
+func Test_tagcase()
+  call writefile(["Bar\tXtext\t3", "Foo\tXtext\t2", "foo\tXtext\t4"], 'Xtags')
+  set tags=Xtags
+  e Xtext
+
+  for &ic in [0, 1]
+    for &scs in [0, 1]
+      for &g:tc in ["followic", "ignore", "match", "followscs", "smart"]
+	for &l:tc in ["", "followic", "ignore", "match", "followscs", "smart"]
+	  let smart = 0
+	  if &l:tc != ''
+	    let tc = &l:tc
+	  else
+	    let tc = &g:tc
+	  endif
+	  if tc == 'followic'
+	    let ic = &ic
+	  elseif tc == 'ignore'
+	    let ic = 1
+	  elseif tc == 'followscs'
+	    let ic = &ic
+	    let smart = &scs
+	  elseif tc == 'smart'
+	    let ic = 1
+	    let smart = 1
+	  else
+	    let ic = 0
+	  endif
+	  if ic && smart
+	    call assert_equal(['foo', 'Foo'], map(taglist("^foo$"), {i, v -> v.name}))
+	    call assert_equal(['Foo'], map(taglist("^Foo$"), {i, v -> v.name}))
+	  elseif ic
+	    call assert_equal(['foo', 'Foo'], map(taglist("^foo$"), {i, v -> v.name}))
+	    call assert_equal(['Foo', 'foo'], map(taglist("^Foo$"), {i, v -> v.name}))
+	  else
+	    call assert_equal(['foo'], map(taglist("^foo$"), {i, v -> v.name}))
+	    call assert_equal(['Foo'], map(taglist("^Foo$"), {i, v -> v.name}))
+	  endif
+	endfor
+      endfor
+    endfor
+  endfor
+
+  call delete('Xtags')
+  set ic&
+  setg tc&
+  setl tc&
+  set scs&
+endfunc
+
+func Test_set_tagcase()
+  " Verify default values.
+  set ic&
+  setg tc&
+  setl tc&
+  call assert_equal(0, &ic)
+  call assert_equal('followic', &g:tc)
+  call assert_equal('followic', &l:tc)
+  call assert_equal('followic', &tc)
+
+  " Verify that the local setting accepts <empty> but that the global setting
+  " does not.  The first of these (setting the local value to <empty>) should
+  " succeed; the other two should fail.
+  setl tc=
+  call assert_fails('setg tc=', 'E474:')
+  call assert_fails('set tc=', 'E474:')
+
+  set ic&
+  setg tc&
+  setl tc&
+endfunc