patch 8.0.1447: still too many old style testsv8.0.1447

Problem:    Still too many old style tests.
Solution:   Turn a few tests into new style. (Yegappan Lakshmanan,
            closes #2509)

14 files changed, 608 insertions, 581 deletions

diff --git a/src/Makefile b/src/Makefile
index beb0de340b..e0d601cc8e 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -2101,10 +2101,10 @@ run_message_test: $(MESSAGE_TEST_TARGET)
 # These do not depend on the executable, compile it when needed.
 test1 \
 	test_eval \
-	test3 test11 test14 test15 test17 \
-	test29 test30 test36 test37 test39 \
+	test3 test11 test14 test17 \
+	test29 test30 test37 test39 \
 	test42 test44 test48 test49 \
-	test50 test52 test59 \
+	test52 test59 \
 	test64 test69 \
 	test70 test72 \
 	test85 test86 test87 test88 \
diff --git a/src/testdir/Make_all.mak b/src/testdir/Make_all.mak
index 050882c5b1..4626d80c2f 100644
--- a/src/testdir/Make_all.mak
+++ b/src/testdir/Make_all.mak
@@ -15,9 +15,7 @@ SCRIPTS_FIRST = \
 SCRIPTS_ALL = \
 	test3.out \
 	test14.out \
-	test15.out \
 	test29.out \
-	test36.out \
 	test37.out \
 	test39.out \
 	test42.out \
@@ -57,7 +55,7 @@ SCRIPTS_MORE4 = \
 
 
 # Tests specifically for MS-Windows.
-SCRIPTS_WIN32 = test50.out
+SCRIPTS_WIN32 =
 
 
 # Tests for the GUI.
@@ -158,6 +156,7 @@ NEW_TESTS = test_arabic.res \
 	    test_ruby.res \
 	    test_scrollbind.res \
 	    test_search.res \
+	    test_shortpathname.res \
 	    test_signs.res \
 	    test_smartindent.res \
 	    test_spell.res \
diff --git a/src/testdir/Make_vms.mms b/src/testdir/Make_vms.mms
index e8b1db3840..f27a6b4e7b 100644
--- a/src/testdir/Make_vms.mms
+++ b/src/testdir/Make_vms.mms
@@ -74,9 +74,9 @@ VIMPROG = <->vim.exe
 .SUFFIXES : .out .in
 
 SCRIPT = test1.out test3.out \
-       test14.out test15.out \
+       test14.out \
        test29.out \
-       test30.out test36.out test37.out test39.out \
+       test30.out test37.out test39.out \
        test42.out test44.out test48.out test49.out \
        test64.out test69.out \
        test72.out test77a.out test88.out \
@@ -108,7 +108,7 @@ SCRIPT_UNIX = test10.out test17.out test27.out test49.out
 .ENDIF
 
 .IFDEF WANT_WIN
-SCRIPT_WIN = test50.out test52.out
+SCRIPT_WIN = test52.out
 .ENDIF
 
 .IFDEF WANT_SPELL
diff --git a/src/testdir/main.aap b/src/testdir/main.aap
index 89eae41e00..a4d029510b 100644
--- a/src/testdir/main.aap
+++ b/src/testdir/main.aap
@@ -6,10 +6,10 @@ VimProg ?= ../vim
 
 Scripts = test1.out test2.out test3.out test6.out
 		test11.out
-		test13.out test14.out test15.out test17.out
+		test13.out test14.out test17.out
 		test18.out test21.out
 		test27.out test29.out test30.out
-		test36.out test37.out
+		test37.out
 		test39.out test42.out
 		test44.out test46.out test47.out
 		test48.out test49.out test74.out
diff --git a/src/testdir/test15.in b/src/testdir/test15.in
deleted file mode 100644
index 366529a550..0000000000
--- a/src/testdir/test15.in
+++ /dev/null
@@ -1,136 +0,0 @@
-Tests for :right on text with embedded TAB.
-Also test formatting a paragraph.
-Also test undo after ":%s" and formatting.
-
-STARTTEST
-:so small.vim
-:set tw=65
-
-:/^\s*test for :left/,/^\s*test for :center/ left
-:/^\s*test for :center/,/^\s*test for :right/ center
-:/^\s*test for :right/,/^xxx/-1 right
-:set fo+=tcroql tw=72
-/xxxxxxxx$
-0gq6kk
-:set nocp viminfo+=nviminfo
-:" undo/redo here to make the next undo only work on the following changes
-u
-:map gg :.,.+2s/^/x/<CR>kk:set tw=3<CR>gqq
-/^aa
-ggu
-:?test for :left?,$w! test.out
-:qa!
-ENDTEST
-
-	test for :left
-	  a		a
-	    fa		a
-	  dfa		a
-	        sdfa		a
-	  asdfa		a
-	        xasdfa		a
-asxxdfa		a
-
-	test for :center
-	  a		a
-	    fa		afd asdf
-	  dfa		a
-	        sdfa		afd asdf
-	  asdfa		a
-	        xasdfa		asdfasdfasdfasdfasdf
-asxxdfa		a
-
-	test for :right
-	a		a
-	fa		a
-	dfa		a
-	sdfa		a
-	asdfa		a
-	xasdfa		a
-	asxxdfa		a
-	asxa;ofa		a
-	asdfaqwer		a
-	a		ax
-	fa		ax
-	dfa		ax
-	sdfa		ax
-	asdfa		ax
-	xasdfa		ax
-	asxxdfa		ax
-	asxa;ofa		ax
-	asdfaqwer		ax
-	a		axx
-	fa		axx
-	dfa		axx
-	sdfa		axx
-	asdfa		axx
-	xasdfa		axx
-	asxxdfa		axx
-	asxa;ofa		axx
-	asdfaqwer		axx
-	a		axxx
-	fa		axxx
-	dfa		axxx
-	sdfa		axxx
-	asdfa		axxx
-	xasdfa		axxx
-	asxxdfa		axxx
-	asxa;ofa		axxx
-	asdfaqwer		axxx
-	a		axxxo
-	fa		axxxo
-	dfa		axxxo
-	sdfa		axxxo
-	asdfa		axxxo
-	xasdfa		axxxo
-	asxxdfa		axxxo
-	asxa;ofa		axxxo
-	asdfaqwer		axxxo
-	a		axxxoi
-	fa		axxxoi
-	dfa		axxxoi
-	sdfa		axxxoi
-	asdfa		axxxoi
-	xasdfa		axxxoi
-	asxxdfa		axxxoi
-	asxa;ofa		axxxoi
-	asdfaqwer		axxxoi
-	a		axxxoik
-	fa		axxxoik
-	dfa		axxxoik
-	sdfa		axxxoik
-	asdfa		axxxoik
-	xasdfa		axxxoik
-	asxxdfa		axxxoik
-	asxa;ofa		axxxoik
-	asdfaqwer		axxxoik
-	a		axxxoike
-	fa		axxxoike
-	dfa		axxxoike
-	sdfa		axxxoike
-	asdfa		axxxoike
-	xasdfa		axxxoike
-	asxxdfa		axxxoike
-	asxa;ofa		axxxoike
-	asdfaqwer		axxxoike
-	a		axxxoikey
-	fa		axxxoikey
-	dfa		axxxoikey
-	sdfa		axxxoikey
-	asdfa		axxxoikey
-	xasdfa		axxxoikey
-	asxxdfa		axxxoikey
-	asxa;ofa		axxxoikey
-	asdfaqwer		axxxoikey
-
-xxxxx xx xxxxxx 
-xxxxxxx xxxxxxxxx xxx xxxx xxxxx xxxxx xxx xx
-xxxxxxxxxxxxxxxxxx xxxxx xxxx, xxxx xxxx xxxx xxxx xxx xx xx
-xx xxxxxxx. xxxx xxxx.
-
-> xx xx, xxxx xxxx xxx xxxx xxx xxxxx xxx xxx xxxxxxx xxx xxxxx
-> xxxxxx xxxxxxx: xxxx xxxxxxx, xx xxxxxx xxxx xxxxxxxxxx
-
-aa aa aa aa
-bb bb bb bb
-cc cc cc cc
diff --git a/src/testdir/test15.ok b/src/testdir/test15.ok
deleted file mode 100644
index bc09f5e7db..0000000000
--- a/src/testdir/test15.ok
+++ /dev/null
@@ -1,111 +0,0 @@
-test for :left
-a		a
-fa		a
-dfa		a
-sdfa		a
-asdfa		a
-xasdfa		a
-asxxdfa		a
-
-			test for :center
-			 a		a
-		      fa		afd asdf
-			 dfa		a
-		    sdfa		afd asdf
-			 asdfa		a
-	      xasdfa		asdfasdfasdfasdfasdf
-			asxxdfa		a
-
-						  test for :right
-						      a		a
-						     fa		a
-						    dfa		a
-						   sdfa		a
-						  asdfa		a
-						 xasdfa		a
-						asxxdfa		a
-					       asxa;ofa		a
-					      asdfaqwer		a
-					      a		ax
-					     fa		ax
-					    dfa		ax
-					   sdfa		ax
-					  asdfa		ax
-					 xasdfa		ax
-					asxxdfa		ax
-				       asxa;ofa		ax
-				      asdfaqwer		ax
-					      a		axx
-					     fa		axx
-					    dfa		axx
-					   sdfa		axx
-					  asdfa		axx
-					 xasdfa		axx
-					asxxdfa		axx
-				       asxa;ofa		axx
-				      asdfaqwer		axx
-					      a		axxx
-					     fa		axxx
-					    dfa		axxx
-					   sdfa		axxx
-					  asdfa		axxx
-					 xasdfa		axxx
-					asxxdfa		axxx
-				       asxa;ofa		axxx
-				      asdfaqwer		axxx
-					      a		axxxo
-					     fa		axxxo
-					    dfa		axxxo
-					   sdfa		axxxo
-					  asdfa		axxxo
-					 xasdfa		axxxo
-					asxxdfa		axxxo
-				       asxa;ofa		axxxo
-				      asdfaqwer		axxxo
-					      a		axxxoi
-					     fa		axxxoi
-					    dfa		axxxoi
-					   sdfa		axxxoi
-					  asdfa		axxxoi
-					 xasdfa		axxxoi
-					asxxdfa		axxxoi
-				       asxa;ofa		axxxoi
-				      asdfaqwer		axxxoi
-					      a		axxxoik
-					     fa		axxxoik
-					    dfa		axxxoik
-					   sdfa		axxxoik
-					  asdfa		axxxoik
-					 xasdfa		axxxoik
-					asxxdfa		axxxoik
-				       asxa;ofa		axxxoik
-				      asdfaqwer		axxxoik
-					      a		axxxoike
-					     fa		axxxoike
-					    dfa		axxxoike
-					   sdfa		axxxoike
-					  asdfa		axxxoike
-					 xasdfa		axxxoike
-					asxxdfa		axxxoike
-				       asxa;ofa		axxxoike
-				      asdfaqwer		axxxoike
-					      a		axxxoikey
-					     fa		axxxoikey
-					    dfa		axxxoikey
-					   sdfa		axxxoikey
-					  asdfa		axxxoikey
-					 xasdfa		axxxoikey
-					asxxdfa		axxxoikey
-				       asxa;ofa		axxxoikey
-				      asdfaqwer		axxxoikey
-
-xxxxx xx xxxxxx xxxxxxx xxxxxxxxx xxx xxxx xxxxx xxxxx xxx xx
-xxxxxxxxxxxxxxxxxx xxxxx xxxx, xxxx xxxx xxxx xxxx xxx xx xx xx xxxxxxx.
-xxxx xxxx.
-
-> xx xx, xxxx xxxx xxx xxxx xxx xxxxx xxx xxx xxxxxxx xxx xxxxx xxxxxx
-> xxxxxxx: xxxx xxxxxxx, xx xxxxxx xxxx xxxxxxxxxx
-
-aa aa aa aa
-bb bb bb bb
-cc cc cc cc
diff --git a/src/testdir/test36.in b/src/testdir/test36.in
deleted file mode 100644
index ea95ebbf24..0000000000
--- a/src/testdir/test36.in
+++ /dev/null
@@ -1,114 +0,0 @@
-Test character classes in regexp using regexpengine 0, 1, 2.
-
-STARTTEST
-/^start-here/+1
-Y:s/\%#=0\d//g
-p:s/\%#=1\d//g
-p:s/\%#=2\d//g
-p:s/\%#=0[0-9]//g
-p:s/\%#=1[0-9]//g
-p:s/\%#=2[0-9]//g
-p:s/\%#=0\D//g
-p:s/\%#=1\D//g
-p:s/\%#=2\D//g
-p:s/\%#=0[^0-9]//g
-p:s/\%#=1[^0-9]//g
-p:s/\%#=2[^0-9]//g
-p:s/\%#=0\o//g
-p:s/\%#=1\o//g
-p:s/\%#=2\o//g
-p:s/\%#=0[0-7]//g
-p:s/\%#=1[0-7]//g
-p:s/\%#=2[0-7]//g
-p:s/\%#=0\O//g
-p:s/\%#=1\O//g
-p:s/\%#=2\O//g
-p:s/\%#=0[^0-7]//g
-p:s/\%#=1[^0-7]//g
-p:s/\%#=2[^0-7]//g
-p:s/\%#=0\x//g
-p:s/\%#=1\x//g
-p:s/\%#=2\x//g
-p:s/\%#=0[0-9A-Fa-f]//g
-p:s/\%#=1[0-9A-Fa-f]//g
-p:s/\%#=2[0-9A-Fa-f]//g
-p:s/\%#=0\X//g
-p:s/\%#=1\X//g
-p:s/\%#=2\X//g
-p:s/\%#=0[^0-9A-Fa-f]//g
-p:s/\%#=1[^0-9A-Fa-f]//g
-p:s/\%#=2[^0-9A-Fa-f]//g
-p:s/\%#=0\w//g
-p:s/\%#=1\w//g
-p:s/\%#=2\w//g
-p:s/\%#=0[0-9A-Za-z_]//g
-p:s/\%#=1[0-9A-Za-z_]//g
-p:s/\%#=2[0-9A-Za-z_]//g
-p:s/\%#=0\W//g
-p:s/\%#=1\W//g
-p:s/\%#=2\W//g
-p:s/\%#=0[^0-9A-Za-z_]//g
-p:s/\%#=1[^0-9A-Za-z_]//g
-p:s/\%#=2[^0-9A-Za-z_]//g
-p:s/\%#=0\h//g
-p:s/\%#=1\h//g
-p:s/\%#=2\h//g
-p:s/\%#=0[A-Za-z_]//g
-p:s/\%#=1[A-Za-z_]//g
-p:s/\%#=2[A-Za-z_]//g
-p:s/\%#=0\H//g
-p:s/\%#=1\H//g
-p:s/\%#=2\H//g
-p:s/\%#=0[^A-Za-z_]//g
-p:s/\%#=1[^A-Za-z_]//g
-p:s/\%#=2[^A-Za-z_]//g
-p:s/\%#=0\a//g
-p:s/\%#=1\a//g
-p:s/\%#=2\a//g
-p:s/\%#=0[A-Za-z]//g
-p:s/\%#=1[A-Za-z]//g
-p:s/\%#=2[A-Za-z]//g
-p:s/\%#=0\A//g
-p:s/\%#=1\A//g
-p:s/\%#=2\A//g
-p:s/\%#=0[^A-Za-z]//g
-p:s/\%#=1[^A-Za-z]//g
-p:s/\%#=2[^A-Za-z]//g
-p:s/\%#=0\l//g
-p:s/\%#=1\l//g
-p:s/\%#=2\l//g
-p:s/\%#=0[a-z]//g
-p:s/\%#=1[a-z]//g
-p:s/\%#=2[a-z]//g
-p:s/\%#=0\L//g
-p:s/\%#=1\L//g
-p:s/\%#=2\L//g
-p:s/\%#=0[^a-z]//g
-p:s/\%#=1[^a-z]//g
-p:s/\%#=2[^a-z]//g
-p:s/\%#=0\u//g
-p:s/\%#=1\u//g
-p:s/\%#=2\u//g
-p:s/\%#=0[A-Z]//g
-p:s/\%#=1[A-Z]//g
-p:s/\%#=2[A-Z]//g
-p:s/\%#=0\U//g
-p:s/\%#=1\U//g
-p:s/\%#=2\U//g
-p:s/\%#=0[^A-Z]//g
-p:s/\%#=1[^A-Z]//g
-p:s/\%#=2[^A-Z]//g
-p:s/\%#=0\%210l^\t...//g
-p:s/\%#=1\%211l^\t...//g
-p:s/\%#=2\%212l^\t...//g
-p:s/\%#=0[0-z]//g
-p:s/\%#=1[0-z]//g
-p:s/\%#=2[0-z]//g
-p:s/\%#=0[^0-z]//g
-p:s/\%#=1[^0-z]//g
-p:s/\%#=2[^0-z]//g
-:/^start-here/+1,$wq! test.out
-ENDTEST
-
-start-here
-	
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diff --git a/src/testdir/test36.ok b/src/testdir/test36.ok
deleted file mode 100644
index 867833bb96..0000000000
--- a/src/testdir/test36.ok
+++ /dev/null
@@ -1,105 +0,0 @@
-	
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-	
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 !"#$%&'()#+'-./0123456789:;<=>?@[\]^`{|}~€‚�›¦±¼ÇÓé
-	
 !"#$%&'()#+'-./0123456789:;<=>?@[\]^`{|}~€‚�›¦±¼ÇÓé
-ABCDEFGHIXYZ_abcdefghiwxyz
-ABCDEFGHIXYZ_abcdefghiwxyz
-ABCDEFGHIXYZ_abcdefghiwxyz
-ABCDEFGHIXYZ_abcdefghiwxyz
-ABCDEFGHIXYZ_abcdefghiwxyz
-ABCDEFGHIXYZ_abcdefghiwxyz
-	
 !"#$%&'()#+'-./0123456789:;<=>?@[\]^_`{|}~€‚�›¦±¼ÇÓé
-	
 !"#$%&'()#+'-./0123456789:;<=>?@[\]^_`{|}~€‚�›¦±¼ÇÓé
-	
 !"#$%&'()#+'-./0123456789:;<=>?@[\]^_`{|}~€‚�›¦±¼ÇÓé
-	
 !"#$%&'()#+'-./0123456789:;<=>?@[\]^_`{|}~€‚�›¦±¼ÇÓé
-	
 !"#$%&'()#+'-./0123456789:;<=>?@[\]^_`{|}~€‚�›¦±¼ÇÓé
-	
 !"#$%&'()#+'-./0123456789:;<=>?@[\]^_`{|}~€‚�›¦±¼ÇÓé
-ABCDEFGHIXYZabcdefghiwxyz
-ABCDEFGHIXYZabcdefghiwxyz
-ABCDEFGHIXYZabcdefghiwxyz
-ABCDEFGHIXYZabcdefghiwxyz
-ABCDEFGHIXYZabcdefghiwxyz
-ABCDEFGHIXYZabcdefghiwxyz
-	
 !"#$%&'()#+'-./0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`{|}~€‚�›¦±¼ÇÓé
-	
 !"#$%&'()#+'-./0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`{|}~€‚�›¦±¼ÇÓé
-	
 !"#$%&'()#+'-./0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`{|}~€‚�›¦±¼ÇÓé
-	
 !"#$%&'()#+'-./0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`{|}~€‚�›¦±¼ÇÓé
-	
 !"#$%&'()#+'-./0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`{|}~€‚�›¦±¼ÇÓé
-	
 !"#$%&'()#+'-./0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`{|}~€‚�›¦±¼ÇÓé
-abcdefghiwxyz
-abcdefghiwxyz
-abcdefghiwxyz
-abcdefghiwxyz
-abcdefghiwxyz
-abcdefghiwxyz
-	
 !"#$%&'()#+'-./0123456789:;<=>?@[\]^_`abcdefghiwxyz{|}~€‚�›¦±¼ÇÓé
-	
 !"#$%&'()#+'-./0123456789:;<=>?@[\]^_`abcdefghiwxyz{|}~€‚�›¦±¼ÇÓé
-	
 !"#$%&'()#+'-./0123456789:;<=>?@[\]^_`abcdefghiwxyz{|}~€‚�›¦±¼ÇÓé
-	
 !"#$%&'()#+'-./0123456789:;<=>?@[\]^_`abcdefghiwxyz{|}~€‚�›¦±¼ÇÓé
-	
 !"#$%&'()#+'-./0123456789:;<=>?@[\]^_`abcdefghiwxyz{|}~€‚�›¦±¼ÇÓé
-	
 !"#$%&'()#+'-./0123456789:;<=>?@[\]^_`abcdefghiwxyz{|}~€‚�›¦±¼ÇÓé
-ABCDEFGHIXYZ
-ABCDEFGHIXYZ
-ABCDEFGHIXYZ
-ABCDEFGHIXYZ
-ABCDEFGHIXYZ
-ABCDEFGHIXYZ
-!"#$%&'()#+'-./0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz{|}~€‚�›¦±¼ÇÓé
-!"#$%&'()#+'-./0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz{|}~€‚�›¦±¼ÇÓé
-!"#$%&'()#+'-./0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz{|}~€‚�›¦±¼ÇÓé
-	
 !"#$%&'()#+'-./{|}~€‚�›¦±¼ÇÓé
-	
 !"#$%&'()#+'-./{|}~€‚�›¦±¼ÇÓé
-	
 !"#$%&'()#+'-./{|}~€‚�›¦±¼ÇÓé
-0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz
-0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz
-0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz
diff --git a/src/testdir/test50.in b/src/testdir/test50.in
deleted file mode 100644
index 0cbf4bf6d6..0000000000
--- a/src/testdir/test50.in
+++ /dev/null
@@ -1,90 +0,0 @@
-Test for shortpathname ':8' extension.
-Only for use on Win32 systems!
-
-STARTTEST
-:so small.vim
-:fun! TestIt(file, bits, expected)
-	let res=fnamemodify(a:file,a:bits)
-	if a:expected == ''
-		echo "'".a:file."'->(".a:bits.")->'".res."'"
-	else
-		if substitute(res,'/','\\', 'g') != substitute( a:expected, '/','\\', 'g') 
-			echo "FAILED: '".a:file."'->(".a:bits.")->'".res."'"
-			echo "Expected: '".a:expected."'"
-		else
-			echo "OK"
-		endif
-	endif
-endfun
-:fun! MakeDir( dirname )
-	"exe '!mkdir '.substitute(a:dirname,'/','\\','g')
-	call system('mkdir '.substitute(a:dirname,'/','\\','g'))
-endfun
-:fun! RMDir( dirname)
-	"exe '!rmdir '.substitute(a:dirname,'/','\\','g')
-	call system('rmdir '.substitute(a:dirname,'/','\\','g'))
-endfun
-:fun! MakeFile( filename)
-	"exe '!copy nul '.substitute(a:filename,'/','\\','g')
-	call system('copy nul '.substitute(a:filename,'/','\\','g'))
-endfun
-:fun! TestColonEight()
-   redir! >test.out
-	" This could change for CygWin to //cygdrive/c
-	let dir1='c:/x.x.y'
-	if filereadable(dir1) || isdirectory(dir1)
-		echo "FATAL: '".dir1."' exists, cannot run test"
-		return
-	endif
-	let file1=dir1.'/zz.y.txt'
-	let nofile1=dir1.'/z.y.txt'
-	let dir2=dir1.'/VimIsTheGreatestSinceSlicedBread'
-	let file2=dir2.'/z.txt'
-	let nofile2=dir2.'/zz.txt'
-	call MakeDir( dir1 )
-	let resdir1 = substitute(fnamemodify(dir1, ':p:8'), '\\$', '', '')
-	if resdir1 !~ '\V\^c:/XX\x\x\x\x~1.Y\$'
-		echo "FATAL: unexpected short name: " . resdir1
-		echo "INFO: please report your OS to vim-dev"
-		return
-	endif
-	let resfile1=resdir1.'/ZZY~1.TXT'
-	let resnofile1=resdir1.'/z.y.txt'
-	let resdir2=resdir1.'/VIMIST~1'
-	let resfile2=resdir2.'/z.txt'
-	let resnofile2=resdir2.'/zz.txt'
-	call MakeDir( dir2 )
-	call MakeFile( file1 )
-	call MakeFile( file2 )
-	call TestIt(file1, ':p:8', resfile1)
-	call TestIt(nofile1, ':p:8', resnofile1)
-	call TestIt(file2, ':p:8', resfile2)
-	call TestIt(nofile2, ':p:8', resnofile2)
-	call TestIt(nofile2, ':p:8:h', fnamemodify(resnofile2,':h'))
-	exe 'cd '.dir1
-	call TestIt(file1, ':.:8', strpart(resfile1,strlen(resdir1)+1))
-	call TestIt(nofile1, ':.:8', strpart(resnofile1,strlen(resdir1)+1))
-	call TestIt(file2, ':.:8', strpart(resfile2,strlen(resdir1)+1))
-	call TestIt(nofile2, ':.:8', strpart(resnofile2,strlen(resdir1)+1))
-	let $HOME=dir1
-	call TestIt(file1, ':~:8', '~'.strpart(resfile1,strlen(resdir1)))
-	call TestIt(nofile1, ':~:8', '~'.strpart(resnofile1,strlen(resdir1)))
-	call TestIt(file2, ':~:8', '~'.strpart(resfile2,strlen(resdir1)))
-	call TestIt(nofile2, ':~:8', '~'.strpart(resnofile2,strlen(resdir1)))
-	cd c:/
-	call delete( file2 )
-	call delete( file1 )
-	call RMDir( dir2 )
-	call RMDir( dir1 )
-       echo
-   redir END
-endfun
-:let dir = getcwd()
-:call TestColonEight()
-:exe "cd " . dir
-:edit! test.out
-:set ff=dos
-:w
-:qa!
-ENDTEST
-
diff --git a/src/testdir/test50.ok b/src/testdir/test50.ok
deleted file mode 100644
index 91ef1d6604..0000000000
--- a/src/testdir/test50.ok
+++ /dev/null
@@ -1,14 +0,0 @@
-
-OK
-OK
-OK
-OK
-OK
-OK
-OK
-OK
-OK
-OK
-OK
-OK
-OK
diff --git a/src/testdir/test_regex_char_classes.vim b/src/testdir/test_regex_char_classes.vim
index 2192b5e8fc..7873502943 100644
--- a/src/testdir/test_regex_char_classes.vim
+++ b/src/testdir/test_regex_char_classes.vim
@@ -1,5 +1,11 @@
 " Tests for regexp with backslash and other special characters inside []
 " Also test backslash for hex/octal numbered character.
+"
+if !has('multi_byte')
+  finish
+endif
+
+scriptencoding utf-8
 
 function RunSTest(value, calls, expected)
   new
@@ -56,3 +62,237 @@ function Test_s_search()
   call RunSTest(" xyz", "s/~/bcd/", " bcd")
   call RunSTest(" bcdbcdbcd", "s/~\\+/BB/", " BB")
 endfunction
+
+" Test character classes in regexp using regexpengine 0, 1, 2.
+func Test_regex_char_classes()
+  new
+  let save_enc = &encoding
+  set encoding=utf-8
+
+  let input = "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"
+
+  " Format is [cmd_to_run, expected_output]
+  let tests = [
+    \ [':s/\%#=0\d//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=1\d//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=2\d//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=0[0-9]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=1[0-9]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=2[0-9]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=0\D//g',
+    \ "0123456789"],
+    \ [':s/\%#=1\D//g',
+    \ "0123456789"],
+    \ [':s/\%#=2\D//g',
+    \ "0123456789"],
+    \ [':s/\%#=0[^0-9]//g',
+    \ "0123456789"],
+    \ [':s/\%#=1[^0-9]//g',
+    \ "0123456789"],
+    \ [':s/\%#=2[^0-9]//g',
+    \ "0123456789"],
+    \ [':s/\%#=0\o//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./89:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=1\o//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./89:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=2\o//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./89:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=0[0-7]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./89:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=1[0-7]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./89:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=2[0-7]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./89:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=0\O//g',
+    \ "01234567"],
+    \ [':s/\%#=1\O//g',
+    \ "01234567"],
+    \ [':s/\%#=2\O//g',
+    \ "01234567"],
+    \ [':s/\%#=0[^0-7]//g',
+    \ "01234567"],
+    \ [':s/\%#=1[^0-7]//g',
+    \ "01234567"],
+    \ [':s/\%#=2[^0-7]//g',
+    \ "01234567"],
+    \ [':s/\%#=0\x//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./:;<=>?@GHIXYZ[\]^_`ghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=1\x//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./:;<=>?@GHIXYZ[\]^_`ghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=2\x//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./:;<=>?@GHIXYZ[\]^_`ghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=0[0-9A-Fa-f]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./:;<=>?@GHIXYZ[\]^_`ghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=1[0-9A-Fa-f]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./:;<=>?@GHIXYZ[\]^_`ghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=2[0-9A-Fa-f]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./:;<=>?@GHIXYZ[\]^_`ghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=0\X//g',
+    \ "0123456789ABCDEFabcdef"],
+    \ [':s/\%#=1\X//g',
+    \ "0123456789ABCDEFabcdef"],
+    \ [':s/\%#=2\X//g',
+    \ "0123456789ABCDEFabcdef"],
+    \ [':s/\%#=0[^0-9A-Fa-f]//g',
+    \ "0123456789ABCDEFabcdef"],
+    \ [':s/\%#=1[^0-9A-Fa-f]//g',
+    \ "0123456789ABCDEFabcdef"],
+    \ [':s/\%#=2[^0-9A-Fa-f]//g',
+    \ "0123456789ABCDEFabcdef"],
+    \ [':s/\%#=0\w//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./:;<=>?@[\]^`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=1\w//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./:;<=>?@[\]^`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=2\w//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./:;<=>?@[\]^`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=0[0-9A-Za-z_]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./:;<=>?@[\]^`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=1[0-9A-Za-z_]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./:;<=>?@[\]^`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=2[0-9A-Za-z_]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./:;<=>?@[\]^`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=0\W//g',
+    \ "0123456789ABCDEFGHIXYZ_abcdefghiwxyz"],
+    \ [':s/\%#=1\W//g',
+    \ "0123456789ABCDEFGHIXYZ_abcdefghiwxyz"],
+    \ [':s/\%#=2\W//g',
+    \ "0123456789ABCDEFGHIXYZ_abcdefghiwxyz"],
+    \ [':s/\%#=0[^0-9A-Za-z_]//g',
+    \ "0123456789ABCDEFGHIXYZ_abcdefghiwxyz"],
+    \ [':s/\%#=1[^0-9A-Za-z_]//g',
+    \ "0123456789ABCDEFGHIXYZ_abcdefghiwxyz"],
+    \ [':s/\%#=2[^0-9A-Za-z_]//g',
+    \ "0123456789ABCDEFGHIXYZ_abcdefghiwxyz"],
+    \ [':s/\%#=0\h//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@[\]^`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=1\h//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@[\]^`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=2\h//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@[\]^`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=0[A-Za-z_]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@[\]^`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=1[A-Za-z_]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@[\]^`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=2[A-Za-z_]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@[\]^`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=0\H//g',
+    \ "ABCDEFGHIXYZ_abcdefghiwxyz"],
+    \ [':s/\%#=1\H//g',
+    \ "ABCDEFGHIXYZ_abcdefghiwxyz"],
+    \ [':s/\%#=2\H//g',
+    \ "ABCDEFGHIXYZ_abcdefghiwxyz"],
+    \ [':s/\%#=0[^A-Za-z_]//g',
+    \ "ABCDEFGHIXYZ_abcdefghiwxyz"],
+    \ [':s/\%#=1[^A-Za-z_]//g',
+    \ "ABCDEFGHIXYZ_abcdefghiwxyz"],
+    \ [':s/\%#=2[^A-Za-z_]//g',
+    \ "ABCDEFGHIXYZ_abcdefghiwxyz"],
+    \ [':s/\%#=0\a//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@[\]^_`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=1\a//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@[\]^_`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=2\a//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@[\]^_`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=0[A-Za-z]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@[\]^_`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=1[A-Za-z]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@[\]^_`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=2[A-Za-z]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@[\]^_`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=0\A//g',
+    \ "ABCDEFGHIXYZabcdefghiwxyz"],
+    \ [':s/\%#=1\A//g',
+    \ "ABCDEFGHIXYZabcdefghiwxyz"],
+    \ [':s/\%#=2\A//g',
+    \ "ABCDEFGHIXYZabcdefghiwxyz"],
+    \ [':s/\%#=0[^A-Za-z]//g',
+    \ "ABCDEFGHIXYZabcdefghiwxyz"],
+    \ [':s/\%#=1[^A-Za-z]//g',
+    \ "ABCDEFGHIXYZabcdefghiwxyz"],
+    \ [':s/\%#=2[^A-Za-z]//g',
+    \ "ABCDEFGHIXYZabcdefghiwxyz"],
+    \ [':s/\%#=0\l//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=1\l//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=2\l//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=0[a-z]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=1[a-z]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=2[a-z]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=0\L//g',
+    \ "abcdefghiwxyz"],
+    \ [':s/\%#=1\L//g',
+    \ "abcdefghiwxyz"],
+    \ [':s/\%#=2\L//g',
+    \ "abcdefghiwxyz"],
+    \ [':s/\%#=0[^a-z]//g',
+    \ "abcdefghiwxyz"],
+    \ [':s/\%#=1[^a-z]//g',
+    \ "abcdefghiwxyz"],
+    \ [':s/\%#=2[^a-z]//g',
+    \ "abcdefghiwxyz"],
+    \ [':s/\%#=0\u//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=1\u//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=2\u//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=0[A-Z]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=1[A-Z]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=2[A-Z]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./0123456789:;<=>?@[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=0\U//g',
+    \ "ABCDEFGHIXYZ"],
+    \ [':s/\%#=1\U//g',
+    \ "ABCDEFGHIXYZ"],
+    \ [':s/\%#=2\U//g',
+    \ "ABCDEFGHIXYZ"],
+    \ [':s/\%#=0[^A-Z]//g',
+    \ "ABCDEFGHIXYZ"],
+    \ [':s/\%#=1[^A-Z]//g',
+    \ "ABCDEFGHIXYZ"],
+    \ [':s/\%#=2[^A-Z]//g',
+    \ "ABCDEFGHIXYZ"],
+    \ [':s/\%#=0\%' . line('.') . 'l^\t...//g',
+    \ "!\"#$%&'()#+'-./0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=1\%' . line('.') . 'l^\t...//g',
+    \ "!\"#$%&'()#+'-./0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=2\%' . line('.') . 'l^\t...//g',
+    \ "!\"#$%&'()#+'-./0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=0[0-z]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=1[0-z]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=2[0-z]//g',
+    \ "\t\<C-L>\<C-M> !\"#$%&'()#+'-./{|}~\<C-?>\u0080\u0082\u0090\u009b¦±¼ÇÓé"],
+    \ [':s/\%#=0[^0-z]//g',
+    \ "0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz"],
+    \ [':s/\%#=1[^0-z]//g',
+    \ "0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz"],
+    \ [':s/\%#=2[^0-z]//g',
+    \ "0123456789:;<=>?@ABCDEFGHIXYZ[\]^_`abcdefghiwxyz"]
+    \]
+
+  for [cmd, expected] in tests
+      call append(0, input)
+      call cursor(1, 1)
+      exe cmd
+      call assert_equal(expected, getline