Convert sed tests to Vim

Author: remram44

tests/test_vim.sh

@@ -1,12 +1,14 @@
 #!/bin/bash
 
+export LC_ALL=en_US.UTF-8
+
 check(){
     FILE="$(mktemp)"
     echo "$2" >"$FILE"
     exec 3<<<"$3
 :w! $FILE
 :q!"
-    vi - <"$FILE" 2<&3-
+    vi -u NONE - <"$FILE" 2<&3-
     if [ "$(cat "$FILE")" != "$4" ]; then
         echo "Test failed: $1" >&2
         echo "----- expected -----
@@ -26,3 +28,179 @@ check 'Custom character class' \
 aqv' ':%s/[b-eq]/x/g' \
 'axn
 axv'
+
+check 'Negated custom character class' \
+'abcdefgh' \
+':%s/[^b-dg-l]/x/g' \
+'xbcdxxgh'
+
+check 'Backslash not special in class' \
+"a]\\b
+a]\\b" \
+":1s/[\\m-p]/x/g
+:2s/[]]/x/g" \
+"a]xb
+ax\\b"
+
+check 'Ranges' \
+'a-e-i
+a-e-i' \
+':1s/[d-f]/x/g
+:2s/[d-f-]/x/g' \
+'a-x-i
+axxxi'
+
+check 'Alternation' \
+'acd' \
+':%s/b\|c/x/g' \
+'axd'
+
+check 'Escaped character' \
+'abc' \
+":%s/\\061\\x62\\x(99)/x/g" \
+'abc'
+
+# Charater classes
+
+check 'Any character' \
+'a ;d
+efg' \
+':%s/./x/g' \
+'xxxx
+xxx'
+
+check 'Word character' \
+'hello w0r|_d!' \
+':%s/\w/x/g' \
+'xxxxx xxx|xx!'
+
+check 'Upper case' \
+'Hell0 W0r|_D' \
+':%s/[[:upper:]]/X/g' \
+'Xell0 X0r|_X'
+
+check 'Lower case' \
+'Hell0 W0r|_D' \
+':%s/[[:lower:]]/x/g' \
+'Hxxx0 W0x|_D'
+
+check 'Whitespace' \
+'Hello world	!' \
+':%s/\s/_/g' \
+'Hello_world_!'
+
+check 'Whitespace' \
+'Hello world	!' \
+':%s/[[:space:]]/_/g' \
+'Hello_world_!'
+
+check 'Non-whitespace' \
+'Hello world	!' \
+':%s/[^[:space:]]/x/g' \
+'xxxxx xxxxx	x'
+
+check 'Digit' \
+'H3ll0 W0r|_D' \
+':%s/[[:digit:]]/+/g' \
+'H+ll+ W+r|_D'
+
+check 'Hexadecimal digit' \
+'H3ll0 W0r|_D' \
+':%s/[[:xdigit:]]/+/g' \
+'H+ll+ W+r|_+'
+
+check 'Punctuation' \
+'+- 01: hello, world! ;) -+' \
+':%s/[[:punct:]]/_/g' \
+'__ 01_ hello_ world_ __ __'
+
+check 'Alphabetical characters' \
+'+- 01: hello, world! ;) -+' \
+':%s/[[:alpha:]]/x/g' \
+'+- 01: xxxxx, xxxxx! ;) -+'
+
+check 'Alphanumerical characters' \
+'+- 01: hello, world! ;) -+' \
+':%s/[[:alnum:]]/x/g' \
+'+- xx: xxxxx, xxxxx! ;) -+'
+
+check 'Character equivalents' \
+'Rémi est prêt' \
+':%s/[[=e=]]/_/g' \
+'R_mi _st pr_t'
+
+check 'Word boundary' \
+'Hello, world' \
+':%s/o\>/x/g' \
+'Hellx, world'
+
+check 'Begining of line' \
+'testing tests' \
+':%s/^t/r/g' \
+'resting tests'
+
+check 'End of line' \
+'testing tests' \
+':%s/s$/x/g' \
+'testing testx'
+
+# Captures and groups
+
+check 'Capturing group' \
+'Name is Remi!' \
+':%s/^.*is \(.*\)!$/\1/' \
+'Remi'
+
+check 'Non-capturing parentheses' \
+'Some (dumb)text' \
+':%s/(.*)//g' \
+'Some text'
+
+check 'Backreference' \
+'ab be cd cc df' \
+':%s/\([a-z]\)\1/xx/g' \
+'ab be cd xx df'
+
+# Look-around not supported in POSIX
+
+# Multiplicity
+
+check '0 or 1' \
+'bb bab baab baa?b baaab' \
+':%s/baa\?b/x/g' \
+'bb x x baa?b baaab'
+
+check '0 or 1 (negative)' \
+'bb bab baab baa?b baaab' \
+':%s/baa?b/x/g' \
+'bb bab baab x baaab'
+
+check '1 or more' \
+'bb bab baab ba+b baaab' \
+':%s/ba\+b/x/g' \
+'bb x x ba+b x'
+
+check '1 or more (negative)' \
+'bb bab baab ba+b baaab' \
+':%s/ba+b/x/g' \
+'bb bab baab x baaab'
+
+check 'Specific number (1)' \
+'bb bab baab baaab baaaab' \
+':%s/ba\{2\}b/x/g' \
+'bb bab x baaab baaaab'
+
+check 'Specific number (closed)' \
+'bb bab baab baaab baaaab' \
+':%s/ba\{1,3\}b/x/g' \
+'bb x x x baaaab'
+
+check 'Specific number (open left)' \
+'bb bab baaab baaaab' \
+':%s/ba\{,3\}b/x/g' \
+'x x x baaaab'
+
+check 'Specific number (open right)' \
+'bb bab baaab baaaab' \
+':%s/ba\{2,\}b/x/g' \
+'bb bab x x'