0.12.1

Helps when your `$SHELL` is slow.

Close #552.

CHANGELOG.md

@@ -1,6 +1,13 @@
 CHANGELOG
 =========
 
+0.12.1
+------
+
+- Ranking algorithm introduced in 0.12.0 is now universally applied
+- Fixed invalid cache reference in exact mode
+- Fixes and improvements in Vim plugin and shell extensions
+
 0.12.0
 ------
 

bin/fzf-tmux

@@ -8,6 +8,7 @@ skip=""
 swap=""
 close=""
 term=""
+[ -n "$LINES" ] && lines=$LINES || lines=$(tput lines)
 while [ $# -gt 0 ]; do
   arg="$1"
   case "$arg" in
@@ -60,7 +61,7 @@ while [ $# -gt 0 ]; do
           if [[ "$arg" =~ ^.l ]]; then
             [ -n "$COLUMNS" ] && max=$COLUMNS || max=$(tput cols)
           else
-            [ -n "$LINES" ] && max=$LINES || max=$(tput lines)
+            max=$lines
           fi
           size=$(( max - size ))
           [ $size -lt 0 ] && size=0
@@ -82,7 +83,7 @@ while [ $# -gt 0 ]; do
   shift
 done
 
-if [ -z "$TMUX" ]; then
+if ! [ -n "$TMUX_PANE" -a $lines -gt 15 ]; then
   fzf "${args[@]}"
   exit $?
 fi

install

@@ -2,8 +2,8 @@
 
 set -u
 
-[[ "$@" =~ --pre ]] && version=0.12.0 pre=1 ||
-                       version=0.12.0 pre=0
+[[ "$@" =~ --pre ]] && version=0.12.1 pre=1 ||
+                       version=0.12.1 pre=0
 
 auto_completion=
 key_bindings=

man/man1/fzf.1

@@ -21,7 +21,7 @@ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 THE SOFTWARE.
 ..
-.TH fzf 1 "Apr 2016" "fzf 0.12.0" "fzf - a command-line fuzzy finder"
+.TH fzf 1 "Apr 2016" "fzf 0.12.1" "fzf - a command-line fuzzy finder"
 
 .SH NAME
 fzf - a command-line fuzzy finder

plugin/fzf.vim

@@ -121,6 +121,10 @@ try
     throw v:exception
   endtry
 
+  if !has_key(dict, 'source') && !empty($FZF_DEFAULT_COMMAND)
+    let dict.source = $FZF_DEFAULT_COMMAND
+  endif
+
   if has_key(dict, 'source')
     let source = dict.source
     let type = type(source)
@@ -307,7 +311,7 @@ function! s:split(dict)
         endif
         execute cmd sz.'new'
         execute resz sz
-        return
+        return {}
       endif
     endfor
     if s:present(a:dict, 'window')
@@ -315,20 +319,25 @@ function! s:split(dict)
     else
       execute (tabpagenr()-1).'tabnew'
     endif
+    return { '&l:wfw': &l:wfw, '&l:wfh': &l:wfh }
   finally
-    setlocal winfixwidth winfixheight buftype=nofile bufhidden=wipe nobuflisted
+    setlocal winfixwidth winfixheight
   endtry
 endfunction
 
 function! s:execute_term(dict, command, temps) abort
-  call s:split(a:dict)
+  let winopts = s:split(a:dict)
 
-  let fzf = { 'buf': bufnr('%'), 'dict': a:dict, 'temps': a:temps, 'name': 'FZF' }
+  let fzf = { 'buf': bufnr('%'), 'dict': a:dict, 'temps': a:temps, 'name': 'FZF', 'winopts': winopts }
   let s:command = a:command
   function! fzf.on_exit(id, code)
     let pos = s:getpos()
     let inplace = pos == s:ppos " {'window': 'enew'}
-    if !inplace
+    if inplace
+      for [opt, val] in items(self.winopts)
+        execute 'let' opt '=' val
+      endfor
+    else
       if bufnr('') == self.buf
         " We use close instead of bd! since Vim does not close the split when
         " there's no other listed buffer (nvim +'set nobuflisted')
@@ -363,7 +372,7 @@ function! s:execute_term(dict, command, temps) abort
   call s:pushd(a:dict)
   call termopen(a:command, fzf)
   call s:popd(a:dict, [])
-  setlocal nospell
+  setlocal nospell bufhidden=wipe nobuflisted
   setf fzf
   startinsert
   return []

shell/completion.bash

@@ -272,14 +272,15 @@ if type _completion_loader > /dev/null 2>&1; then
 fi
 
 _fzf_defc() {
-  local cmd func opts orig_var orig
+  local cmd func opts orig_var orig def
   cmd="$1"
   func="$2"
   opts="$3"
   orig_var="_fzf_orig_completion_$cmd"
   orig="${!orig_var}"
   if [ -n "$orig" ]; then
-    eval "$(printf "$orig" "$func")"
+    printf -v def "$orig" "$func"
+    eval "$def"
   else
     complete -F "$func" $opts "$cmd"
   fi

shell/completion.zsh

@@ -54,7 +54,7 @@ __fzf_generic_path_completion() {
       [ "$dir" != "/" ] && dir="${dir/%\//}"
       dir=${~dir}
       matches=$(eval "$compgen $(printf %q "$dir")" | ${=fzf} ${=FZF_COMPLETION_OPTS} ${=fzf_opts} -q "$leftover" | while read item; do
-        printf "%q$suffix " "$item"
+        echo -n "${(q)item}$suffix "
       done)
       matches=${matches% }
       if [ -n "$matches" ]; then

shell/key-bindings.bash

@@ -29,11 +29,13 @@ __fzf_select_tmux__() {
   tmux split-window $height "cd $(printf %q "$PWD"); FZF_DEFAULT_OPTS=$(printf %q "$FZF_DEFAULT_OPTS") PATH=$(printf %q "$PATH") FZF_CTRL_T_COMMAND=$(printf %q "$FZF_CTRL_T_COMMAND") bash -c 'source \"${BASH_SOURCE[0]}\"; tmux send-keys -t $TMUX_PANE \"\$(__fzf_select__)\"'"
 }
 
-__fzf_select_tmux_auto__() {
-  if [ "${FZF_TMUX:-1}" != 0 ] && [ ${LINES:-40} -gt 15 ]; then
+fzf-file-widget() {
+  if __fzf_use_tmux__; then
     __fzf_select_tmux__
   else
-    tmux send-keys -t "$TMUX_PANE" "$(__fzf_select__)"
+    local selected="$(__fzf_select__)"
+    READLINE_LINE="${READLINE_LINE:0:$READLINE_POINT}$selected${READLINE_LINE:$READLINE_POINT}"
+    READLINE_POINT=$(( READLINE_POINT + ${#selected} ))
   fi
 }
 
@@ -58,21 +60,21 @@ __fzf_history__() (
     fi
 )
 
-__use_tmux=0
-__use_tmux_auto=0
-if [ -n "$TMUX_PANE" ]; then
-  [ "${FZF_TMUX:-1}" != 0 ] && [ ${LINES:-40} -gt 15 ] && __use_tmux=1
-  [ $BASH_VERSINFO -gt 3 ] && __use_tmux_auto=1
-fi
+__fzf_use_tmux__() {
+  [ -n "$TMUX_PANE" ] && [ "${FZF_TMUX:-1}" != 0 ] && [ ${LINES:-40} -gt 15 ]
+}
 
-if [ -z "$(set -o | \grep '^vi.*on')" ]; then
+[ $BASH_VERSINFO -gt 3 ] && __use_bind_x=1 || __use_bind_x=0
+__fzf_use_tmux__ && __use_tmux=1 || __use_tmux=0
+
+if [[ $'\n'$(set -o) != *$'\n'vi*on* ]]; then
   # Required to refresh the prompt after fzf
   bind '"\er": redraw-current-line'
   bind '"\e^": history-expand-line'
 
   # CTRL-T - Paste the selected file path into the command line
-  if [ $__use_tmux_auto -eq 1 ]; then
-    bind -x '"\C-t": "__fzf_select_tmux_auto__"'
+  if [ $__use_bind_x -eq 1 ]; then
+    bind -x '"\C-t": "fzf-file-widget"'
   elif [ $__use_tmux -eq 1 ]; then
     bind '"\C-t": " \C-u \C-a\C-k$(__fzf_select_tmux__)\e\C-e\C-y\C-a\C-d\C-y\ey\C-h"'
   else
@@ -100,8 +102,8 @@ else
 
   # CTRL-T - Paste the selected file path into the command line
   # - FIXME: Selected items are attached to the end regardless of cursor position
-  if [ $__use_tmux_auto -eq 1 ]; then
-    bind -x '"\C-t": "__fzf_select_tmux_auto__"'
+  if [ $__use_bind_x -eq 1 ]; then
+    bind -x '"\C-t": "fzf-file-widget"'
   elif [ $__use_tmux -eq 1 ]; then
     bind '"\C-t": "\C-x\C-a$a \C-x\C-addi$(__fzf_select_tmux__)\C-x\C-e\C-x\C-a0P$xa"'
   else
@@ -118,6 +120,6 @@ else
   bind -m vi-command '"\ec": "ddi$(__fzf_cd__)\C-x\C-e\C-x\C-r\C-m"'
 fi
 
-unset -v __use_tmux __use_tmux_auto
+unset -v __use_tmux __use_bind_x
 
 fi

shell/key-bindings.fish

@@ -13,27 +13,26 @@ function fzf_key_bindings
     end
   end
 
-  function __fzf_ctrl_t
+  function fzf-file-widget
     set -q FZF_CTRL_T_COMMAND; or set -l FZF_CTRL_T_COMMAND "
     command find -L . \\( -path '*/\\.*' -o -fstype 'dev' -o -fstype 'proc' \\) -prune \
       -o -type f -print \
       -o -type d -print \
       -o -type l -print 2> /dev/null | sed 1d | cut -b3-"
     eval "$FZF_CTRL_T_COMMAND | "(__fzfcmd)" -m > $TMPDIR/fzf.result"
-    and sleep 0
-    and commandline -i (cat $TMPDIR/fzf.result | __fzf_escape)
+    and for i in (seq 20); commandline -i (cat $TMPDIR/fzf.result | __fzf_escape) 2> /dev/null; and break; sleep 0.1; end
     commandline -f repaint
     rm -f $TMPDIR/fzf.result
   end
 
-  function __fzf_ctrl_r
+  function fzf-history-widget
     history | eval (__fzfcmd) +s +m --tiebreak=index --toggle-sort=ctrl-r $FZF_CTRL_R_OPTS > $TMPDIR/fzf.result
     and commandline (cat $TMPDIR/fzf.result)
     commandline -f repaint
     rm -f $TMPDIR/fzf.result
   end
 
-  function __fzf_alt_c
+  function fzf-cd-widget
     set -q FZF_ALT_C_COMMAND; or set -l FZF_ALT_C_COMMAND "
     command find -L . \\( -path '*/\\.*' -o -fstype 'dev' -o -fstype 'proc' \\) -prune \
       -o -type d -print 2> /dev/null | sed 1d | cut -b3-"
@@ -59,14 +58,14 @@ function fzf_key_bindings
     end
   end
 
-  bind \ct '__fzf_ctrl_t'
-  bind \cr '__fzf_ctrl_r'
-  bind \ec '__fzf_alt_c'
+  bind \ct fzf-file-widget
+  bind \cr fzf-history-widget
+  bind \ec fzf-cd-widget
 
   if bind -M insert > /dev/null 2>&1
-    bind -M insert \ct '__fzf_ctrl_t'
-    bind -M insert \cr '__fzf_ctrl_r'
-    bind -M insert \ec '__fzf_alt_c'
+    bind -M insert \ct fzf-file-widget
+    bind -M insert \cr fzf-history-widget
+    bind -M insert \ec fzf-cd-widget
   end
 end
 

shell/key-bindings.zsh

@@ -9,7 +9,7 @@ __fsel() {
     -o -type d -print \
     -o -type l -print 2> /dev/null | sed 1d | cut -b3-"}"
   eval "$cmd" | $(__fzfcmd) -m | while read item; do
-    printf '%q ' "$item"
+    echo -n "${(q)item} "
   done
   echo
 }

src/algo/algo.go

@@ -42,6 +42,70 @@ const (
 	charNumber
 )
 
+func evaluateBonus(caseSensitive bool, runes []rune, pattern []rune, sidx int, eidx int) int32 {
+	var bonus int32
+	pidx := 0
+	lenPattern := len(pattern)
+	consecutive := false
+	prevClass := charNonWord
+	for index := 0; index < eidx; index++ {
+		char := runes[index]
+		var class charClass
+		if unicode.IsLower(char) {
+			class = charLower
+		} else if unicode.IsUpper(char) {
+			class = charUpper
+		} else if unicode.IsLetter(char) {
+			class = charLetter
+		} else if unicode.IsNumber(char) {
+			class = charNumber
+		} else {
+			class = charNonWord
+		}
+
+		var point int32
+		if prevClass == charNonWord && class != charNonWord {
+			// Word boundary
+			point = 2
+		} else if prevClass == charLower && class == charUpper ||
+			prevClass != charNumber && class == charNumber {
+			// camelCase letter123
+			point = 1
+		}
+		prevClass = class
+
+		if index >= sidx {
+			if !caseSensitive {
+				if char >= 'A' && char <= 'Z' {
+					char += 32
+				} else if char > unicode.MaxASCII {
+					char = unicode.To(unicode.LowerCase, char)
+				}
+			}
+			pchar := pattern[pidx]
+			if pchar == char {
+				// Boost bonus for the first character in the pattern
+				if pidx == 0 {
+					point *= 2
+				}
+				// Bonus to consecutive matching chars
+				if consecutive {
+					point++
+				}
+				bonus += point
+
+				if pidx++; pidx == lenPattern {
+					break
+				}
+				consecutive = true
+			} else {
+				consecutive = false
+			}
+		}
+	}
+	return bonus
+}
+
 // FuzzyMatch performs fuzzy-match
 func FuzzyMatch(caseSensitive bool, forward bool, runes []rune, pattern []rune) Result {
 	if len(pattern) == 0 {
@@ -117,67 +181,8 @@ func FuzzyMatch(caseSensitive bool, forward bool, runes []rune, pattern []rune)
 			sidx, eidx = lenRunes-eidx, lenRunes-sidx
 		}
 
-		var bonus int32
-		pidx := 0
-		consecutive := false
-		prevClass := charNonWord
-		for index := 0; index < eidx; index++ {
-			char := runes[index]
-			var class charClass
-			if unicode.IsLower(char) {
-				class = charLower
-			} else if unicode.IsUpper(char) {
-				class = charUpper
-			} else if unicode.IsLetter(char) {
-				class = charLetter
-			} else if unicode.IsNumber(char) {
-				class = charNumber
-			} else {
-				class = charNonWord
-			}
-
-			var point int32
-			if prevClass == charNonWord && class != charNonWord {
-				// Word boundary
-				point = 2
-			} else if prevClass == charLower && class == charUpper ||
-				prevClass != charNumber && class == charNumber {
-				// camelCase letter123
-				point = 1
-			}
-			prevClass = class
-
-			if index >= sidx {
-				if !caseSensitive {
-					if char >= 'A' && char <= 'Z' {
-						char += 32
-					} else if char > unicode.MaxASCII {
-						char = unicode.To(unicode.LowerCase, char)
-					}
-				}
-				pchar := pattern[pidx]
-				if pchar == char {
-					// Boost bonus for the first character in the pattern
-					if pidx == 0 {
-						point *= 2
-					}
-					// Bonus to consecutive matching chars
-					if consecutive {
-						point++
-					}
-					bonus += point
-
-					if pidx++; pidx == lenPattern {
-						break
-					}
-					consecutive = true
-				} else {
-					consecutive = false
-				}
-			}
-		}
-
-		return Result{int32(sidx), int32(eidx), bonus}
+		return Result{int32(sidx), int32(eidx),
+			evaluateBonus(caseSensitive, runes, pattern, sidx, eidx)}
 	}
 	return Result{-1, -1, 0}
 }
@@ -190,7 +195,6 @@ func FuzzyMatch(caseSensitive bool, forward bool, runes []rune, pattern []rune)
 // We might try to implement better algorithms in the future:
 // http://en.wikipedia.org/wiki/String_searching_algorithm
 func ExactMatchNaive(caseSensitive bool, forward bool, runes []rune, pattern []rune) Result {
-	// Note: ExactMatchNaive always return a zero bonus.
 	if len(pattern) == 0 {
 		return Result{0, 0, 0}
 	}
@@ -216,10 +220,16 @@ func ExactMatchNaive(caseSensitive bool, forward bool, runes []rune, pattern []r
 		if pchar == char {
 			pidx++
 			if pidx == lenPattern {
+				var sidx, eidx int
 				if forward {
-					return Result{int32(index - lenPattern + 1), int32(index + 1), 0}
+					sidx = index - lenPattern + 1
+					eidx = index + 1
+				} else {
+					sidx = lenRunes - (index + 1)
+					eidx = lenRunes - (index - lenPattern + 1)
 				}
-				return Result{int32(lenRunes - (index + 1)), int32(lenRunes - (index - lenPattern + 1)), 0}
+				return Result{int32(sidx), int32(eidx),
+					evaluateBonus(caseSensitive, runes, pattern, sidx, eidx)}
 			}
 		} else {
 			index -= pidx
@@ -231,7 +241,6 @@ func ExactMatchNaive(caseSensitive bool, forward bool, runes []rune, pattern []r
 
 // PrefixMatch performs prefix-match
 func PrefixMatch(caseSensitive bool, forward bool, runes []rune, pattern []rune) Result {
-	// Note: PrefixMatch always return a zero bonus.
 	if len(runes) < len(pattern) {
 		return Result{-1, -1, 0}
 	}
@@ -245,12 +254,13 @@ func PrefixMatch(caseSensitive bool, forward bool, runes []rune, pattern []rune)
 			return Result{-1, -1, 0}
 		}
 	}
-	return Result{0, int32(len(pattern)), 0}
+	lenPattern := len(pattern)
+	return Result{0, int32(lenPattern),
+		evaluateBonus(caseSensitive, runes, pattern, 0, lenPattern)}
 }
 
 // SuffixMatch performs suffix-match
 func SuffixMatch(caseSensitive bool, forward bool, input []rune, pattern []rune) Result {
-	// Note: SuffixMatch always return a zero bonus.
 	runes := util.TrimRight(input)
 	trimmedLen := len(runes)
 	diff := trimmedLen - len(pattern)
@@ -267,7 +277,11 @@ func SuffixMatch(caseSensitive bool, forward bool, input []rune, pattern []rune)
 			return Result{-1, -1, 0}
 		}
 	}
-	return Result{int32(trimmedLen - len(pattern)), int32(trimmedLen), 0}
+	lenPattern := len(pattern)
+	sidx := trimmedLen - lenPattern
+	eidx := trimmedLen
+	return Result{int32(sidx), int32(eidx),
+		evaluateBonus(caseSensitive, runes, pattern, sidx, eidx)}
 }
 
 // EqualMatch performs equal-match

src/algo/algo_test.go

@@ -51,29 +51,36 @@ func TestFuzzyMatchBackward(t *testing.T) {
 
 func TestExactMatchNaive(t *testing.T) {
 	for _, dir := range []bool{true, false} {
-		assertMatch(t, ExactMatchNaive, false, dir, "fooBarbaz", "oBA", 2, 5, 0)
+		assertMatch(t, ExactMatchNaive, false, dir, "fooBarbaz", "oBA", 2, 5, 3)
 		assertMatch(t, ExactMatchNaive, true, dir, "fooBarbaz", "oBA", -1, -1, 0)
 		assertMatch(t, ExactMatchNaive, true, dir, "fooBarbaz", "fooBarbazz", -1, -1, 0)
+
+		assertMatch(t, ExactMatchNaive, false, dir, "/AutomatorDocument.icns", "rdoc", 9, 13, 4)
+		assertMatch(t, ExactMatchNaive, false, dir, "/man1/zshcompctl.1", "zshc", 6, 10, 7)
+		assertMatch(t, ExactMatchNaive, false, dir, "/.oh-my-zsh/cache", "zsh/c", 8, 13, 10)
 	}
 }
 
 func TestExactMatchNaiveBackward(t *testing.T) {
-	assertMatch(t, ExactMatchNaive, false, true, "foobar foob", "oo", 1, 3, 0)
-	assertMatch(t, ExactMatchNaive, false, false, "foobar foob", "oo", 8, 10, 0)
+	assertMatch(t, ExactMatchNaive, false, true, "foobar foob", "oo", 1, 3, 1)
+	assertMatch(t, ExactMatchNaive, false, false, "foobar foob", "oo", 8, 10, 1)
 }
 
 func TestPrefixMatch(t *testing.T) {
 	for _, dir := range []bool{true, false} {
-		assertMatch(t, PrefixMatch, false, dir, "fooBarbaz", "Foo", 0, 3, 0)
 		assertMatch(t, PrefixMatch, true, dir, "fooBarbaz", "Foo", -1, -1, 0)
-		assertMatch(t, PrefixMatch, false, dir, "fooBarbaz", "baz", -1, -1, 0)
+		assertMatch(t, PrefixMatch, false, dir, "fooBarBaz", "baz", -1, -1, 0)
+		assertMatch(t, PrefixMatch, false, dir, "fooBarbaz", "Foo", 0, 3, 6)
+		assertMatch(t, PrefixMatch, false, dir, "foOBarBaZ", "foo", 0, 3, 7)
+		assertMatch(t, PrefixMatch, false, dir, "f-oBarbaz", "f-o", 0, 3, 8)
 	}
 }
 
 func TestSuffixMatch(t *testing.T) {
 	for _, dir := range []bool{true, false} {
 		assertMatch(t, SuffixMatch, false, dir, "fooBarbaz", "Foo", -1, -1, 0)
-		assertMatch(t, SuffixMatch, false, dir, "fooBarbaz", "baz", 6, 9, 0)
+		assertMatch(t, SuffixMatch, false, dir, "fooBarbaz", "baz", 6, 9, 2)
+		assertMatch(t, SuffixMatch, false, dir, "fooBarBaZ", "baz", 6, 9, 5)
 		assertMatch(t, SuffixMatch, true, dir, "fooBarbaz", "Baz", -1, -1, 0)
 	}
 }

src/constants.go

@@ -8,7 +8,7 @@ import (
 
 const (
 	// Current version
-	version = "0.12.0"
+	version = "0.12.1"
 
 	// Core
 	coordinatorDelayMax  time.Duration = 100 * time.Millisecond

src/pattern.go

@@ -227,7 +227,7 @@ func (p *Pattern) CacheKey() string {
 	}
 	cacheableTerms := []string{}
 	for _, termSet := range p.termSets {
-		if len(termSet) == 1 && !termSet[0].inv {
+		if len(termSet) == 1 && !termSet[0].inv && (p.fuzzy || termSet[0].typ == termExact) {
 			cacheableTerms = append(cacheableTerms, string(termSet[0].origText))
 		}
 	}

test/test_go.rb

@@ -31,7 +31,7 @@ def wait
     return if yield
     sleep 0.05
   end
-  throw 'timeout'
+  raise 'timeout'
 end
 
 class Shell
@@ -1117,13 +1117,9 @@ class TestGoFZF < TestBase
 
   def test_exitstatus_empty
     { '99' => '0', '999' => '1' }.each do |query, status|
-      tmux.send_keys "seq 100 | #{FZF} -q #{query}", :Enter
+      tmux.send_keys "seq 100 | #{FZF} -q #{query}; echo --\\$?--", :Enter
       tmux.until { |lines| lines[-2] =~ %r{ [10]/100} }
       tmux.send_keys :Enter
-
-      tmux.send_keys 'echo --\$?--'
-      tmux.until { |lines| lines.last.include? "echo --$?--" }
-      tmux.send_keys :Enter
       tmux.until { |lines| lines.last.include? "--#{status}--" }
     end
   end
@@ -1157,6 +1153,16 @@ class TestGoFZF < TestBase
     end
   end
 
+  def test_partial_caching
+    tmux.send_keys 'seq 1000 | fzf -e', :Enter
+    tmux.until { |lines| lines[-2] == '  1000/1000' }
+    tmux.send_keys 11
+    tmux.until { |lines| lines[-2] == '  19/1000' }
+    tmux.send_keys 'C-a', "'"
+    tmux.until { |lines| lines[-2] == '  28/1000' }
+    tmux.send_keys :Enter
+  end
+
 private
   def writelines path, lines
     File.unlink path while File.exists? path
@@ -1212,6 +1218,22 @@ module TestShell
     tmux.until(0) { |lines| lines[-1].include? '1 2 3' }
   end
 
+  def test_ctrl_t_unicode
+    FileUtils.mkdir_p '/tmp/fzf-test'
+    tmux.send_keys 'cd /tmp/fzf-test; echo -n test1 > "fzf-unicode 테스트1"; echo -n test2 > "fzf-unicode 테스트2"', :Enter
+    tmux.prepare
+    tmux.send_keys 'cat ', 'C-t', pane: 0
+    tmux.until(1) { |lines| lines.item_count >= 1 }
+    tmux.send_keys 'fzf-unicode', pane: 1
+    tmux.until(1) { |lines| lines[-2].start_with? '  2/' }
+    tmux.send_keys :BTab, :BTab, pane: 1
+    tmux.until(1) { |lines| lines[-2].include? '(2)' }
+    tmux.send_keys :Enter, pane: 1
+    tmux.until { |lines| lines[-1].include? 'cat' }
+    tmux.send_keys :Enter
+    tmux.until { |lines| lines[-1].include? 'test1test2' }
+  end
+
   def test_alt_c
     tmux.prepare
     tmux.send_keys :Escape, :c, pane: 0
@@ -1412,6 +1434,20 @@ module CompletionTest
     tmux.send_keys :Enter
     tmux.until { |lines| lines[-1] == 'unset FOO' }
   end
+
+  def test_file_completion_unicode
+    FileUtils.mkdir_p '/tmp/fzf-test'
+    tmux.send_keys 'cd /tmp/fzf-test; echo -n test3 > "fzf-unicode 테스트1"; echo -n test4 > "fzf-unicode 테스트2"', :Enter
+    tmux.prepare
+    tmux.send_keys 'cat fzf-unicode**', :Tab, pane: 0
+    tmux.until(1) { |lines| lines[-2].start_with? '  2/' }
+    tmux.send_keys :BTab, :BTab, pane: 1
+    tmux.until(1) { |lines| lines[-2].include? '(2)' }
+    tmux.send_keys :Enter, pane: 1
+    tmux.until { |lines| lines[-1].include? 'cat' }
+    tmux.send_keys :Enter
+    tmux.until { |lines| lines[-1].include? 'test3test4' }
+  end
 end
 
 class TestBash < TestBase