From c3362aefa2e762211409923cfff065541bebf9e7 Mon Sep 17 00:00:00 2001
From: Saumit Dinesan <justsaumit@protonmail.com>
Date: Sun, 22 May 2022 00:37:40 +0530
Subject: ble.sh & z4h addition

---
 .local/src/blesh/lib/test-util.sh | 1555 +++++++++++++++++++++++++++++++++++++
 1 file changed, 1555 insertions(+)
 create mode 100644 .local/src/blesh/lib/test-util.sh

(limited to '.local/src/blesh/lib/test-util.sh')

diff --git a/.local/src/blesh/lib/test-util.sh b/.local/src/blesh/lib/test-util.sh
new file mode 100644
index 0000000..4ec1155
--- /dev/null
+++ b/.local/src/blesh/lib/test-util.sh
@@ -0,0 +1,1555 @@
+# this script is a part of blesh (https://github.com/akinomyoga/ble.sh) under BSD-3-Clause license
+ble-import lib/core-test
+ble/test/start-section 'ble/util' 1198
+(
+  ble/test 'bleopt a=1' \
+           exit=2
+  ble/test 'bleopt a' \
+           stdout= exit=2
+  ble/test 'bleopt a:=2'
+  ble/test 'bleopt a' \
+           stdout="bleopt a=2"
+  ble/test '[[ $bleopt_a == 2 ]]'
+  ble/test "bleopt | grep 'bleopt a='" \
+           stdout="bleopt a=2"
+  ble/test 'bleopt a=3'
+  ble/test 'bleopt a' \
+           stdout="bleopt a=3"
+  function bleopt/check:a { value=123; }
+  ble/test 'bleopt a=4 && bleopt a'
+  stdout="bleopt a=123"
+  function bleopt/check:a { false; }
+  ble/test 'bleopt a=5' \
+           exit=1
+  ble/test 'bleopt a' \
+           stdout="bleopt a=123"
+  ble/test bleopt f:=10 g:=11
+  ble/test bleopt f g \
+           stdout="bleopt f=10${_ble_term_nl}bleopt g=11"
+  ble/test bleopt f=12 g=13
+  ble/test bleopt f g \
+           stdout="bleopt f=12${_ble_term_nl}bleopt g=13"
+  ble/test bleopt/declare -v b 6
+  ble/test bleopt b stdout="bleopt b=6"
+  ble/test bleopt/declare -n c 7
+  ble/test bleopt c stdout="bleopt c=7"
+  ble/test bleopt d:= e:=
+  ble/test bleopt/declare -v d 8
+  ble/test bleopt/declare -n e 9
+  ble/test bleopt d stdout="bleopt d="
+  ble/test bleopt e stdout="bleopt e=9"
+)
+ble/test ble/util/setexit 0   exit=0
+ble/test ble/util/setexit 1   exit=1
+ble/test ble/util/setexit 9   exit=9
+ble/test ble/util/setexit 128 exit=128
+ble/test ble/util/setexit 255 exit=255
+(
+  a=1
+  function f1 {
+    echo g:$a
+    local a=2
+    echo l:$a
+    ble/util/unlocal a
+    echo g:$a
+    a=3
+  }
+  ble/test 'f1; echo g:$a' \
+           stdout=g:1 \
+           stdout=l:2 \
+           stdout=g:1 \
+           stdout=g:3
+  function f2 {
+    echo f1:$a@f2
+    local a=3
+    echo f2:$a@f2
+    ble/util/unlocal a
+    echo f1:$a@f2
+    a=$a+
+  }
+  function f1 {
+    echo g:$a@f1
+    local a=2
+    echo f1:$a@f1
+    f2
+    echo f1:$a@f1
+    ble/util/unlocal a
+    echo g:$a@f1
+    a=$a+
+  }
+  ble/test 'a=1; f1; echo g:$a@g' \
+           stdout=g:1@f1 \
+           stdout=f1:2@f1 \
+           stdout=f1:2@f2 \
+           stdout=f2:3@f2 \
+           stdout=f1:2@f2 \
+           stdout=f1:2+@f1 \
+           stdout=g:1@f1 \
+           stdout=g:1+@g
+)
+(
+  function f1 {
+    local a=1 b=2
+    local result=$((a+b))
+    local "$1" && ble/util/upvar "$1" "$result"
+  }
+  ble/test 'f1 x; ret=$x' ret=3
+  ble/test 'f1 a; ret=$a' ret=3
+  ble/test 'f1 result; ret=$result' ret=3
+  function f2 {
+    local a=1
+    local -a b=(2)
+    local -a result=($((a+b[0])) y z)
+    local "$1" && ble/util/uparr "$1" "${result[@]}"
+  }
+  ble/test 'f2 x; ret="(${x[*]})"' ret='(3 y z)'
+  ble/test 'f2 a; ret="(${a[*]})"' ret='(3 y z)'
+  ble/test 'f2 b; ret="(${b[*]})"' ret='(3 y z)'
+  ble/test 'f2 result; ret="(${result[*]})"' ret='(3 y z)'
+)
+(
+  VARNAMES=(name x y count data)
+  function print-status {
+    echo "name=$name x=$x y=$y count=$count data=(${data[*]})"
+  }
+  function f1 {
+    local "${VARNAMES[@]/%/=}" # WA #D1570 checked
+    name=1 x=2 y=3 count=4 data=(aa bb cc dd)
+    print-status
+    ble/util/save-vars save1_ "${VARNAMES[@]}"
+    name=one x= y=A count=1 data=(Q)
+    print-status
+    ble/util/save-vars save2_ "${VARNAMES[@]}"
+    ble/util/restore-vars save1_ "${VARNAMES[@]}"
+    print-status
+    ble/util/restore-vars save2_ "${VARNAMES[@]}"
+    print-status
+  }
+  ble/test f1 \
+           stdout='name=1 x=2 y=3 count=4 data=(aa bb cc dd)' \
+           stdout='name=one x= y=A count=1 data=(Q)' \
+           stdout='name=1 x=2 y=3 count=4 data=(aa bb cc dd)' \
+           stdout='name=one x= y=A count=1 data=(Q)'
+)
+(
+  declare v=1
+  declare -i i=1
+  export x=2
+  readonly r=3
+  declare -a a=()
+  if ((_ble_bash>=40000)); then
+    declare -A A=()
+    declare -u u=a
+    declare -l l=B
+    declare -c c=c
+  fi
+  if ((_ble_bash>=40300)); then
+    declare -n n=r
+  fi
+  ble/test 'ble/variable#get-attr v; ret=$attr' ret=
+  ble/test 'ble/variable#get-attr i; ret=$attr' ret=i
+  ble/test 'ble/variable#get-attr x; ret=$attr' ret=x
+  ble/test 'ble/variable#get-attr r; ret=$attr' ret=r
+  ble/test 'ble/variable#get-attr a; ret=$attr' ret=a
+  if ((_ble_bash>=40000)); then
+    ble/test 'ble/variable#get-attr u; ret=$attr' ret=u
+    ble/test 'ble/variable#get-attr l; ret=$attr' ret=l
+    ble/test 'ble/variable#get-attr c; ret=$attr' ret=c
+    ble/test 'ble/variable#get-attr A; ret=$attr' ret=A
+  fi
+  ble/test 'ble/variable#has-attr i i'
+  ble/test 'ble/variable#has-attr x x'
+  ble/test 'ble/variable#has-attr r r'
+  ble/test 'ble/variable#has-attr a a'
+  ble/test 'ble/variable#has-attr v i' exit=1
+  ble/test 'ble/variable#has-attr v x' exit=1
+  ble/test 'ble/variable#has-attr v r' exit=1
+  ble/test 'ble/variable#has-attr v a' exit=1
+  if ((_ble_bash>=40000)); then
+    ble/test 'ble/variable#has-attr u u'
+    ble/test 'ble/variable#has-attr l l'
+    ble/test 'ble/variable#has-attr c c'
+    ble/test 'ble/variable#has-attr A A'
+    ble/test 'ble/variable#has-attr v u' exit=1
+    ble/test 'ble/variable#has-attr v l' exit=1
+    ble/test 'ble/variable#has-attr v c' exit=1
+    ble/test 'ble/variable#has-attr v A' exit=1
+  fi
+  ble/test 'ble/is-inttype i'
+  ble/test 'ble/is-inttype v' exit=1
+  ble/test 'ble/is-readonly r'
+  ble/test 'ble/is-readonly v' exit=1
+  if ((_ble_bash>=40000)); then
+    ble/test 'ble/is-transformed u'
+    ble/test 'ble/is-transformed l'
+    ble/test 'ble/is-transformed c'
+    ble/test 'ble/is-transformed v' exit=1
+  fi
+)
+function is-global() (readonly "$1"; ! local "$1" 2>/dev/null)
+(
+  v1=1 v2=2
+  ((_ble_bash>=40200)) &&
+    declare -g v1u v2u
+  function f1 {
+    local v2=22 v3=33
+    local v2u v3u
+    f2
+  }
+  function f2 {
+    local v4=444 v4u
+    ble/test 'is-global v0'
+    ble/test 'is-global v1'
+    ble/test 'is-global v2' exit=1
+    ble/test 'is-global v3' exit=1
+    ble/test 'is-global v4' exit=1
+    ble/test 'ble/variable#is-global v0'
+    ble/test 'ble/variable#is-global v1'
+    ble/test 'ble/variable#is-global v2' exit=1
+    ble/test 'ble/variable#is-global v3' exit=1
+    ble/test 'ble/variable#is-global v4' exit=1
+    ble/test 'ble/variable#is-global v0u'
+    if ((_ble_bash>=40200)); then
+      ble/test 'ble/variable#is-global v1u'
+      ble/test 'ble/variable#is-global v2u' exit=1
+    fi
+    ble/test 'ble/variable#is-global v3u' exit=1
+    ble/test 'ble/variable#is-global v4u' exit=1
+  }
+  f1
+)
+(
+  _ble_array_prototype=()
+  ble/test 'echo ${#_ble_array_prototype[@]}' stdout=0
+  ble/array#reserve-prototype 10
+  ble/test 'echo ${#_ble_array_prototype[@]}' stdout=10
+  ble/test 'x=("${_ble_array_prototype[@]::10}"); echo ${#x[@]}' stdout=10
+  ble/array#reserve-prototype 3
+  ble/test 'echo ${#_ble_array_prototype[@]}' stdout=10
+  ble/test 'x=("${_ble_array_prototype[@]::3}"); echo ${#x[@]}' stdout=3
+)
+(
+  declare -a a=()
+  declare b=
+  ble/test 'ble/is-array a'
+  ble/test 'ble/is-array b' exit=1
+  ble/test 'ble/is-array c' exit=1
+  if ((_ble_bash>=40000)); then
+    declare -A A=()
+    ble/test 'ble/is-array A' exit=1
+    ble/test 'ble/is-assoc a' exit=1
+    ble/test 'ble/is-assoc A'
+    ble/test 'ble/is-assoc b' exit=1
+    ble/test 'ble/is-assoc c' exit=1
+  fi
+)
+(
+  ble/test 'ble/array#set a; echo "${#a[@]}:(${a[*]})"' stdout='0:()'
+  ble/test 'ble/array#set a Q; echo "${#a[@]}:(${a[*]})"' stdout='1:(Q)'
+  ble/test 'ble/array#set a 1 2 3; echo "${#a[@]}:(${a[*]})"' stdout='3:(1 2 3)'
+  ble/test 'ble/array#set a; echo "${#a[@]}:(${a[*]})"' stdout='0:()'
+)
+(
+  declare -a a=()
+  ble/array#push a
+  ble/test 'echo "${#a[@]}:(${a[*]})"' stdout='0:()'
+  ble/array#push a A
+  ble/test 'echo "${#a[@]}:(${a[*]})"' stdout='1:(A)'
+  ble/array#push a B C
+  ble/test 'echo "${#a[@]}:(${a[*]})"' stdout='3:(A B C)'
+  ble/array#push a
+  ble/test 'echo "${#a[@]}:(${a[*]})"' stdout='3:(A B C)'
+)
+(
+  function result { echo "$ret:${#arr[*]}:(${arr[*]})"; }
+  ble/test 'arr=()     ; ble/array#pop arr; result' stdout=':0:()'
+  ble/test 'arr=(1)    ; ble/array#pop arr; result' stdout='1:0:()'
+  ble/test 'arr=(1 2)  ; ble/array#pop arr; result' stdout='2:1:(1)'
+  ble/test 'arr=(0 0 0); ble/array#pop arr; result' stdout='0:2:(0 0)'
+  ble/test 'arr=(1 2 3); ble/array#pop arr; result' stdout='3:2:(1 2)'
+  ble/test 'arr=(" a a " " b b " " c c "); ble/array#pop arr; result' \
+           stdout=' c c :2:( a a   b b )'
+)
+(
+  function status { echo "${#a[@]}:(${a[*]})"; }
+  a=()
+  ble/array#unshift a
+  ble/test status stdout='0:()'
+  ble/array#unshift a A
+  ble/test status stdout='1:(A)'
+  ble/array#unshift a
+  ble/test status stdout='1:(A)'
+  ble/array#unshift a B
+  ble/test status stdout='2:(B A)'
+  ble/array#unshift a C D E
+  ble/test status stdout='5:(C D E B A)'
+  a=()
+  ble/array#unshift a A B
+  ble/test status stdout='2:(A B)'
+)
+(
+  function status { echo "${#a[@]}:(${a[*]})"; }
+  a=(); ble/array#reverse a
+  ble/test status stdout='0:()'
+  a=(1); ble/array#reverse a
+  ble/test status stdout='1:(1)'
+  a=(xy zw); ble/array#reverse a
+  ble/test status stdout='2:(zw xy)'
+  a=(a 3 x); ble/array#reverse a
+  ble/test status stdout='3:(x 3 a)'
+  a=({1..10}) b=({10..1}); ble/array#reverse a
+  ble/test status stdout="10:(${b[*]})"
+  a=({1..9}) b=({9..1}); ble/array#reverse a
+  ble/test status stdout="9:(${b[*]})"
+)
+(
+  function status { echo "${#a[@]}:(${a[*]})"; }
+  a=(); ble/array#insert-at a 0 A B C
+  ble/test status stdout='3:(A B C)'
+  a=(); ble/array#insert-at a 1 A B C
+  ble/test status stdout='3:(A B C)'
+  a=(x y z); ble/array#insert-at a 0 A
+  ble/test status stdout='4:(A x y z)'
+  a=(x y z); ble/array#insert-at a 1 A
+  ble/test status stdout='4:(x A y z)'
+  a=(x y z); ble/array#insert-at a 3 A
+  ble/test status stdout='4:(x y z A)'
+  a=(x y z); ble/array#insert-at a 0 A B C
+  ble/test status stdout='6:(A B C x y z)'
+  a=(x y z); ble/array#insert-at a 1 A B C
+  ble/test status stdout='6:(x A B C y z)'
+  a=(x y z); ble/array#insert-at a 3 A B C
+  ble/test status stdout='6:(x y z A B C)'
+  a=(x y z); ble/array#insert-at a 0
+  ble/test status stdout='3:(x y z)'
+  a=(x y z); ble/array#insert-at a 1
+  ble/test status stdout='3:(x y z)'
+  a=(x y z); ble/array#insert-at a 3
+  ble/test status stdout='3:(x y z)'
+)
+(
+  function status { echo "${#a[@]}:(${a[*]})"; }
+  a=(hello world hello world)
+  ble/array#insert-after a hello 1 2 3
+  ble/test status stdout='7:(hello 1 2 3 world hello world)'
+  a=(heart world hello world)
+  ble/array#insert-after a hello 1 2 3
+  ble/test status stdout='7:(heart world hello 1 2 3 world)'
+  a=(hello world hello world)
+  ble/test 'ble/array#insert-after a check 1 2 3' exit=1
+  ble/test status stdout='4:(hello world hello world)'
+)
+(
+  function status { echo "${#a[@]}:(${a[*]})"; }
+  a=(hello world this)
+  ble/array#insert-before a this with check
+  ble/test status stdout='5:(hello world with check this)'
+  a=(hello world this)
+  ble/test 'ble/array#insert-before a haystack kick check' exit=1
+  ble/test status stdout='3:(hello world this)'
+)
+(
+  function status { echo "${#a[@]}:(${a[*]})"; }
+  a=(xxx yyy xxx yyy yyy xxx fdsa fdsa)
+  ble/array#remove a xxx
+  ble/test status stdout='5:(yyy yyy yyy fdsa fdsa)'
+  a=(aa aa aa aa aa)
+  ble/array#remove a bb
+  ble/test status stdout='5:(aa aa aa aa aa)'
+  ble/array#remove a aa
+  ble/test status stdout='0:()'
+  ble/array#remove a cc
+  ble/test status stdout='0:()'
+)
+(
+  a=(hello world this hello world)
+  ble/test 'ble/array#index a hello' ret=0
+  a=(world hep this hello world)
+  ble/test 'ble/array#index a hello' ret=3
+  a=(hello world this hello world)
+  ble/test 'ble/array#index a check' ret=-1
+)
+(
+  a=(hello world this hello world)
+  ble/test 'ble/array#last-index a hello' ret=3
+  a=(world hep this hello world)
+  ble/test 'ble/array#last-index a hello' ret=3
+  a=(hello world this hello world)
+  ble/test 'ble/array#last-index a check' ret=-1
+)
+(
+  function status { echo "${#a[@]}:(${a[*]})"; }
+  a=()
+  ble/test 'ble/array#remove-at a 0; status' stdout='0:()'
+  ble/test 'ble/array#remove-at a 10; status' stdout='0:()'
+  a=(x y z)
+  ble/test 'ble/array#remove-at a 4; status' stdout='3:(x y z)'
+  ble/test 'ble/array#remove-at a 3; status' stdout='3:(x y z)'
+  ble/test 'ble/array#remove-at a 1; status' stdout='2:(x z)'
+  ble/test 'ble/array#remove-at a 0; status' stdout='1:(z)'
+  ble/test 'ble/array#remove-at a 0; status' stdout='0:()'
+  a=({a..z}) a1=({a..y}) a2=({b..y}) a3=({b..h} {j..y})
+  ble/test 'ble/array#remove-at a 25; status' stdout="25:(${a1[*]})"
+  ble/test 'ble/array#remove-at a 0; status' stdout="24:(${a2[*]})"
+  ble/test 'ble/array#remove-at a 7; status' stdout="23:(${a3[*]})"
+)
+(
+  _ble_string_prototype='        '
+  ble/test 'echo ${#_ble_string_prototype}' stdout=8
+  ble/string#reserve-prototype 10
+  ble/test 'echo ${#_ble_string_prototype}' stdout=16
+  ble/test 'x=${_ble_string_prototype::10}; echo ${#x}' stdout=10
+  ble/string#reserve-prototype 3
+  ble/test 'echo ${#_ble_string_prototype}' stdout=16
+  ble/test 'x=${_ble_string_prototype::3}; echo ${#x}' stdout=3
+  ble/string#reserve-prototype 77
+  ble/test 'echo ${#_ble_string_prototype}' stdout=128
+  ble/test 'x=${_ble_string_prototype::77}; echo ${#x}' stdout=77
+)
+(
+  ble/test 'ble/string#repeat' ret=
+  ble/test 'ble/string#repeat ""' ret=
+  ble/test 'ble/string#repeat a' ret=
+  ble/test 'ble/string#repeat abc' ret=
+  ble/test 'ble/string#repeat "" ""' ret=
+  ble/test 'ble/string#repeat a ""' ret=
+  ble/test 'ble/string#repeat abc ""' ret=
+  ble/test 'ble/string#repeat "" 0' ret=
+  ble/test 'ble/string#repeat a 0' ret=
+  ble/test 'ble/string#repeat abc 0' ret=
+  ble/test 'ble/string#repeat "" 1' ret=
+  ble/test 'ble/string#repeat "" 10' ret=
+  ble/test 'ble/string#repeat a 1' ret=a
+  ble/test 'ble/string#repeat a 2' ret=aa
+  ble/test 'ble/string#repeat a 5' ret=aaaaa
+  ble/test 'ble/string#repeat abc 1' ret=abc
+  ble/test 'ble/string#repeat abc 2' ret=abcabc
+  ble/test 'ble/string#repeat abc 5' ret=abcabcabcabcabc
+  ble/test 'ble/string#repeat ";&|<>" 5' ret=';&|<>;&|<>;&|<>;&|<>;&|<>'
+)
+(
+  ble/test 'ble/string#common-prefix' ret=
+  ble/test 'ble/string#common-prefix ""' ret=
+  ble/test 'ble/string#common-prefix a' ret=
+  ble/test 'ble/string#common-prefix "" ""' ret=
+  ble/test 'ble/string#common-prefix a ""' ret=
+  ble/test 'ble/string#common-prefix a b' ret=
+  ble/test 'ble/string#common-prefix a a' ret=a
+  ble/test 'ble/string#common-prefix abc abc' ret=abc
+  ble/test 'ble/string#common-prefix abc aaa' ret=a
+  ble/test 'ble/string#common-prefix abc ccc' ret=
+  ble/test 'ble/string#common-prefix abc xyz' ret=
+)
+(
+  ble/test 'ble/string#common-suffix' ret=
+  ble/test 'ble/string#common-suffix ""' ret=
+  ble/test 'ble/string#common-suffix a' ret=
+  ble/test 'ble/string#common-suffix "" ""' ret=
+  ble/test 'ble/string#common-suffix a ""' ret=
+  ble/test 'ble/string#common-suffix a b' ret=
+  ble/test 'ble/string#common-suffix a a' ret=a
+  ble/test 'ble/string#common-suffix abc abc' ret=abc
+  ble/test 'ble/string#common-suffix abc aaa' ret=
+  ble/test 'ble/string#common-suffix abc ccc' ret=c
+  ble/test 'ble/string#common-suffix abc xyz' ret=
+)
+(
+  function status { echo "${#a[@]}:(""${a[*]}"")"; }
+  nl=$'\n'
+  ble/test 'ble/string#split a , ""  ; status' stdout='1:()'
+  ble/test 'ble/string#split a , "1"  ; status' stdout='1:(1)'
+  ble/test 'ble/string#split a , ","  ; status' stdout='2:( )'
+  ble/test 'ble/string#split a , "1,"  ; status' stdout='2:(1 )'
+  ble/test 'ble/string#split a , ",2"  ; status' stdout='2:( 2)'
+  ble/test 'ble/string#split a , "1,,3"  ; status' stdout='3:(1  3)'
+  ble/test 'ble/string#split a , "1,2,3"  ; status' stdout='3:(1 2 3)'
+  ble/test 'ble/string#split a " " "1 2 3"; status' stdout='3:(1 2 3)'
+  ble/test 'ble/string#split a " " "1	2	3"; status' stdout='1:(1	2	3)'
+  ble/test 'ble/string#split a " " "1'"$nl"'2'"$nl"'3"; status' stdout="1:(1${nl}2${nl}3)"
+)
+(
+  function status { echo "${#a[@]}:(${a[*]})"; }
+  nl=$'\n' ht=$'\t'
+  ble/test 'ble/string#split-words a ""  ; status' stdout='0:()'
+  ble/test 'ble/string#split-words a "1"  ; status' stdout='1:(1)'
+  ble/test 'ble/string#split-words a " "  ; status' stdout='0:()'
+  ble/test 'ble/string#split-words a "1 "  ; status' stdout='1:(1)'
+  ble/test 'ble/string#split-words a " 2"  ; status' stdout='1:(2)'
+  ble/test 'ble/string#split-words a "1  3"  ; status' stdout='2:(1 3)'
+  ble/test 'ble/string#split-words a "1 2 3"; status' stdout='3:(1 2 3)'
+  ble/test 'ble/string#split-words a "  1'"$ht"'2'"$ht"'3  "; status' stdout='3:(1 2 3)'
+  ble/test 'ble/string#split-words a "  1'"$nl"'2'"$nl"'3  "; status' stdout='3:(1 2 3)'
+)
+(
+  function status { echo "${#a[@]}:(""${a[*]}"")"; }
+  nl=$'\n' ht=$'\t'
+  ble/test 'ble/string#split-lines a ""  ; status' stdout='1:()'
+  ble/test 'ble/string#split-lines a "1"  ; status' stdout='1:(1)'
+  ble/test 'ble/string#split-lines a "'"$nl"'"  ; status' stdout='2:( )'
+  ble/test 'ble/string#split-lines a "1'"$nl"'"  ; status' stdout='2:(1 )'
+  ble/test 'ble/string#split-lines a "'"$nl"'2"  ; status' stdout='2:( 2)'
+  ble/test 'ble/string#split-lines a "1'"$nl$nl"'3"  ; status' stdout='3:(1  3)'
+  ble/test 'ble/string#split-lines a "1'"$nl"'2'"$nl"'3"; status' stdout='3:(1 2 3)'
+  ble/test 'ble/string#split-lines a "1'"$ht"'2'"$ht"'3"; status' stdout="1:(1${ht}2${ht}3)"
+  ble/test 'ble/string#split-lines a "1 2 3"; status' stdout="1:(1 2 3)"
+)
+(
+  ble/test 'ble/string#count-char hello a' ret=0
+  ble/test 'ble/string#count-char hello あ' ret=0
+  ble/test 'ble/string#count-char hello e' ret=1
+  ble/test 'ble/string#count-char hello l' ret=2
+  ble/test 'ble/string#count-char hello olh' ret=4
+  ble/test 'ble/string#count-char hello hello' ret=5
+  ble/test 'ble/string#count-char "" a' ret=0
+  ble/test 'ble/string#count-char "" ab' ret=0
+)
+(
+  ble/test 'ble/string#count-string hello a' ret=0
+  ble/test 'ble/string#count-string hello あ' ret=0
+  ble/test 'ble/string#count-string hello ee' ret=0
+  ble/test 'ble/string#count-string hello e' ret=1
+  ble/test 'ble/string#count-string hello l' ret=2
+  ble/test 'ble/string#count-string hello ll' ret=1
+  ble/test 'ble/string#count-string hello hello' ret=1
+  ble/test 'ble/string#count-string "" a' ret=0
+  ble/test 'ble/string#count-string "" ab' ret=0
+  ble/test 'ble/string#count-string ababababa aba' ret=2
+)
+(
+  ble/test 'ble/string#index-of hello a' ret=-1
+  ble/test 'ble/string#index-of hello あ' ret=-1
+  ble/test 'ble/string#index-of hello ee' ret=-1
+  ble/test 'ble/string#index-of hello e' ret=1
+  ble/test 'ble/string#index-of hello l' ret=2
+  ble/test 'ble/string#index-of hello ll' ret=2
+  ble/test 'ble/string#index-of hello hello' ret=0
+  ble/test 'ble/string#index-of "" a' ret=-1
+  ble/test 'ble/string#index-of "" ab' ret=-1
+  ble/test 'ble/string#index-of ababababa aba' ret=0
+)
+(
+  ble/test 'ble/string#last-index-of hello a' ret=-1
+  ble/test 'ble/string#last-index-of hello あ' ret=-1
+  ble/test 'ble/string#last-index-of hello ee' ret=-1
+  ble/test 'ble/string#last-index-of hello e' ret=1
+  ble/test 'ble/string#last-index-of hello l' ret=3
+  ble/test 'ble/string#last-index-of hello ll' ret=2
+  ble/test 'ble/string#last-index-of hello hello' ret=0
+  ble/test 'ble/string#last-index-of "" a' ret=-1
+  ble/test 'ble/string#last-index-of "" ab' ret=-1
+  ble/test 'ble/string#last-index-of ababababa aba' ret=6
+)
+(
+  ble/test 'ble/string#toggle-case' ret=
+  ble/test 'ble/string#tolower    ' ret=
+  ble/test 'ble/string#toupper    ' ret=
+  ble/test 'ble/string#capitalize ' ret=
+  ble/test 'ble/string#toggle-case ""' ret=
+  ble/test 'ble/string#tolower     ""' ret=
+  ble/test 'ble/string#toupper     ""' ret=
+  ble/test 'ble/string#capitalize  ""' ret=
+  ble/test 'ble/string#toggle-case a' ret=A
+  ble/test 'ble/string#tolower     a' ret=a
+  ble/test 'ble/string#toupper     a' ret=A
+  ble/test 'ble/string#capitalize  a' ret=A
+  ble/test 'ble/string#toggle-case あ' ret=あ
+  ble/test 'ble/string#tolower     あ' ret=あ
+  ble/test 'ble/string#toupper     あ' ret=あ
+  ble/test 'ble/string#capitalize  あ' ret=あ
+  ble/test 'ble/string#toggle-case +' ret=+
+  ble/test 'ble/string#tolower     +' ret=+
+  ble/test 'ble/string#toupper     +' ret=+
+  ble/test 'ble/string#capitalize  +' ret=+
+  ble/test 'ble/string#toggle-case abc' ret=ABC
+  ble/test 'ble/string#tolower     abc' ret=abc
+  ble/test 'ble/string#toupper     abc' ret=ABC
+  ble/test 'ble/string#capitalize  abc' ret=Abc
+  ble/test 'ble/string#toggle-case ABC' ret=abc
+  ble/test 'ble/string#tolower     ABC' ret=abc
+  ble/test 'ble/string#toupper     ABC' ret=ABC
+  ble/test 'ble/string#capitalize  ABC' ret=Abc
+  ble/test 'ble/string#toggle-case aBc' ret=AbC
+  ble/test 'ble/string#tolower     aBc' ret=abc
+  ble/test 'ble/string#toupper     aBc' ret=ABC
+  ble/test 'ble/string#capitalize  aBc' ret=Abc
+  ble/test 'ble/string#toggle-case +aBc' ret=+AbC
+  ble/test 'ble/string#tolower     +aBc' ret=+abc
+  ble/test 'ble/string#toupper     +aBc' ret=+ABC
+  ble/test 'ble/string#capitalize  +aBc' ret=+Abc
+  ble/test 'ble/string#capitalize  "hello world"' ret='Hello World'
+  LC_ALL=en_US.utf8
+  ble/test 'ble/string#toggle-case +aBc' ret=+AbC
+  ble/test 'ble/string#tolower     +aBc' ret=+abc
+  ble/test 'ble/string#toupper     +aBc' ret=+ABC
+  ble/test 'ble/string#capitalize  +aBc' ret=+Abc
+  ble/test 'ble/string#capitalize  "hello world"' ret='Hello World'
+)
+(
+  ble/test 'ble/string#trim ' ret=
+  ble/test 'ble/string#ltrim' ret=
+  ble/test 'ble/string#rtrim' ret=
+  ble/test 'ble/string#trim  ""' ret=
+  ble/test 'ble/string#ltrim ""' ret=
+  ble/test 'ble/string#rtrim ""' ret=
+  ble/test 'ble/string#trim  "a"' ret=a
+  ble/test 'ble/string#ltrim "a"' ret=a
+  ble/test 'ble/string#rtrim "a"' ret=a
+  ble/test 'ble/string#trim  " a "' ret=a
+  ble/test 'ble/string#ltrim " a "' ret='a '
+  ble/test 'ble/string#rtrim " a "' ret=' a'
+  ble/test 'ble/string#trim  " a b "' ret='a b'
+  ble/test 'ble/string#ltrim " a b "' ret='a b '
+  ble/test 'ble/string#rtrim " a b "' ret=' a b'
+  ble/test 'ble/string#trim  "abc"' ret='abc'
+  ble/test 'ble/string#ltrim "abc"' ret='abc'
+  ble/test 'ble/string#rtrim "abc"' ret='abc'
+  ble/test 'ble/string#trim  "  abc  "' ret='abc'
+  ble/test 'ble/string#ltrim "  abc  "' ret='abc  '
+  ble/test 'ble/string#rtrim "  abc  "' ret='  abc'
+  for pad in $' \t\n \t\n' $'\t\t\t' $'\n\n\n'; do
+    ble/test 'ble/string#trim  "'"$pad"'abc'"$pad"'"' ret='abc'
+    ble/test 'ble/string#ltrim "'"$pad"'abc'"$pad"'"' ret="abc${pad}"
+    ble/test 'ble/string#rtrim "'"$pad"'abc'"$pad"'"' ret="${pad}abc"
+  done
+)
+(
+  ble/test 'ble/string#escape-characters hello' ret=hello
+  ble/test 'ble/string#escape-characters hello ""' ret=hello
+  ble/test 'ble/string#escape-characters hello xyz' ret=hello
+  ble/test 'ble/string#escape-characters hello el' ret='h\e\l\lo'
+  ble/test 'ble/string#escape-characters hello hl XY' ret='\Xe\Y\Yo'
+  ble/test 'ble/string#escape-for-sed-regex      "A\.[*?+|^\$(){}/"' \
+           ret='A\\\.\[\*?+|\^\$(){}\/'
+  ble/test 'ble/string#escape-for-awk-regex      "A\.[*?+|^\$(){}/"' \
+           ret='A\\\.\[\*\?\+\|\^\$\(\)\{\}\/'
+  ble/test 'ble/string#escape-for-extended-regex "A\.[*?+|^\$(){}/"' \
+           ret='A\\\.\[\*\?\+\|\^\$\(\)\{\}/'
+  ble/test 'ble/string#escape-for-bash-glob "A\*?[("' ret='A\\\*\?\[\('
+  ble/test 'ble/string#escape-for-bash-single-quote "A'\''B"' ret="A'\''B"
+  ble/test 'ble/string#escape-for-bash-double-quote "hello \$ \` \\ ! world"' ret='hello \$ \` \\ "\!" world'
+  input=A$'\\\a\b\e\f\n\r\t\v'\'B output=A'\\\a\b\e\f\n\r\t\v\'\'B
+  ble/test 'ble/string#escape-for-bash-escape-string "$input"' ret="$output"
+  ble/test 'ble/string#escape-for-bash-specialchars "[hello] (world) {this,is} <test>"' \
+           ret='\[hello\]\ \(world\)\ {this,is}\ \<test\>'
+  ble/test 'ble/string#escape-for-bash-specialchars "[hello] (world) {this,is} <test>" b' \
+           ret='\[hello\]\ \(world\)\ \{this\,is\}\ \<test\>'
+  ble/test 'ble/string#escape-for-bash-specialchars "a=b:c:d" c' \
+           ret='a\=b\:c\:d'
+  ble/test $'ble/string#escape-for-bash-specialchars "a\tb\tc"' \
+           ret=$'a\\\tb\\\tc'
+)
+(
+  ble/test 'ble/string#quote-command' ret=
+  ble/test 'ble/string#quote-command echo' ret='echo'
+  ble/test 'ble/string#quote-command echo hello world' ret="echo 'hello' 'world'"
+  ble/test 'ble/string#quote-command echo "hello world"' ret="echo 'hello world'"
+  ble/test 'ble/string#quote-command echo "'\''test'\''"' ret="echo ''\''test'\'''"
+  ble/test 'ble/string#quote-command echo "" "" ""' ret="echo '' '' ''"
+  ble/test 'ble/string#quote-command echo a{1..4}' ret="echo 'a1' 'a2' 'a3' 'a4'"
+  ble/test 'ble/util/print-quoted-command' stdout=
+  ble/test 'ble/util/print-quoted-command echo' stdout='echo'
+  ble/test 'ble/util/print-quoted-command echo hello world' stdout="echo 'hello' 'world'"
+  ble/test 'ble/util/print-quoted-command echo "hello world"' stdout="echo 'hello world'"
+  ble/test 'ble/util/print-quoted-command echo "'\''test'\''"' stdout="echo ''\''test'\'''"
+  ble/test 'ble/util/print-quoted-command echo "" "" ""' stdout="echo '' '' ''"
+  ble/test 'ble/util/print-quoted-command echo a{1..4}' stdout="echo 'a1' 'a2' 'a3' 'a4'"
+)
+(
+  ble/test 'ble/string#quote-word' ret=
+  ble/test 'ble/string#quote-word echo' ret='echo'
+  ble/test 'ble/string#quote-word "hello world"' ret="'hello world'"
+  ble/test 'ble/string#quote-word "'\''test'\''"' ret="\'test\'"
+  ble/test 'ble/string#quote-word "a'\''b'\''c"' ret="a\'b\'c"
+)
+(
+  ble/test 'ble/string#create-unicode-progress-bar  0 24 3' ret='   '
+  ble/test 'ble/string#create-unicode-progress-bar  1 24 3' ret='▏  '
+  ble/test 'ble/string#create-unicode-progress-bar  2 24 3' ret='▎  '
+  ble/test 'ble/string#create-unicode-progress-bar  3 24 3' ret='▍  '
+  ble/test 'ble/string#create-unicode-progress-bar  4 24 3' ret='▌  '
+  ble/test 'ble/string#create-unicode-progress-bar  5 24 3' ret='▋  '
+  ble/test 'ble/string#create-unicode-progress-bar  6 24 3' ret='▊  '
+  ble/test 'ble/string#create-unicode-progress-bar  7 24 3' ret='▉  '
+  ble/test 'ble/string#create-unicode-progress-bar  8 24 3' ret='█  '
+  ble/test 'ble/string#create-unicode-progress-bar  9 24 3' ret='█▏ '
+  ble/test 'ble/string#create-unicode-progress-bar 15 24 3' ret='█▉ '
+  ble/test 'ble/string#create-unicode-progress-bar 16 24 3' ret='██ '
+  ble/test 'ble/string#create-unicode-progress-bar 17 24 3' ret='██▏'
+  ble/test 'ble/string#create-unicode-progress-bar 24 24 3' ret='███'
+  ble/test 'ble/string#create-unicode-progress-bar  0 24 4 unlimited' ret=$'█   '
+  ble/test 'ble/string#create-unicode-progress-bar  1 24 4 unlimited' ret=$'\e[7m▏\e[27m▏  '
+  ble/test 'ble/string#create-unicode-progress-bar  2 24 4 unlimited' ret=$'\e[7m▎\e[27m▎  '
+  ble/test 'ble/string#create-unicode-progress-bar  3 24 4 unlimited' ret=$'\e[7m▍\e[27m▍  '
+  ble/test 'ble/string#create-unicode-progress-bar  4 24 4 unlimited' ret=$'\e[7m▌\e[27m▌  '
+  ble/test 'ble/string#create-unicode-progress-bar  5 24 4 unlimited' ret=$'\e[7m▋\e[27m▋  '
+  ble/test 'ble/string#create-unicode-progress-bar  6 24 4 unlimited' ret=$'\e[7m▊\e[27m▊  '
+  ble/test 'ble/string#create-unicode-progress-bar  7 24 4 unlimited' ret=$'\e[7m▉\e[27m▉  '
+  ble/test 'ble/string#create-unicode-progress-bar  8 24 4 unlimited' ret=$' █  '
+  ble/test 'ble/string#create-unicode-progress-bar  9 24 4 unlimited' ret=$' \e[7m▏\e[27m▏ '
+  ble/test 'ble/string#create-unicode-progress-bar 15 24 4 unlimited' ret=$' \e[7m▉\e[27m▉ '
+  ble/test 'ble/string#create-unicode-progress-bar 16 24 4 unlimited' ret=$'  █ '
+  ble/test 'ble/string#create-unicode-progress-bar 17 24 4 unlimited' ret=$'  \e[7m▏\e[27m▏'
+  ble/test 'ble/string#create-unicode-progress-bar 24 24 4 unlimited' ret=$'█   '
+)
+(
+  ble/test 'ble/util/strlen' ret=0
+  ble/test 'ble/util/strlen ""' ret=0
+  ble/test 'ble/util/strlen a' ret=1
+  ble/test 'ble/util/strlen abc' ret=3
+  ble/test 'ble/util/strlen α' ret=2
+  ble/test 'ble/util/strlen αβγ' ret=6
+  ble/test 'ble/util/strlen あ' ret=3
+  ble/test 'ble/util/strlen あいう' ret=9
+  ble/test 'ble/util/strlen aα' ret=3
+  ble/test 'ble/util/strlen aαあ' ret=6
+  LC_ALL=en_US.utf8
+  ble/test 'ble/util/strlen a' ret=1
+  ble/test 'ble/util/strlen α' ret=2
+  ble/test 'ble/util/strlen あ' ret=3
+)
+(
+  ble/test 'ble/util/substr' ret=
+  ble/test 'ble/util/substr ""' ret=
+  ble/test 'ble/util/substr a' ret=
+  ble/test 'ble/util/substr "" 0' ret=
+  ble/test 'ble/util/substr "" 1' ret=
+  ble/test 'ble/util/substr a 0' ret=
+  ble/test 'ble/util/substr a 1' ret=
+  ble/test 'ble/util/substr a 2' ret=
+  ble/test 'ble/util/substr "" 0 0' ret=
+  ble/test 'ble/util/substr "" 0 1' ret=
+  ble/test 'ble/util/substr "" 1 1' ret=
+  ble/test 'ble/util/substr a 0 0' ret=
+  ble/test 'ble/util/substr a 1 0' ret=
+  ble/test 'ble/util/substr a 0 1' ret=a
+  ble/test 'ble/util/substr a 1 1' ret=
+  ble/test 'ble/util/substr abc 1 0' ret=
+  ble/test 'ble/util/substr abc 1 1' ret=b
+  ble/test 'ble/util/substr abc 1 2' ret=bc
+  ble/test 'ble/util/substr abc 0 0' ret=
+  ble/test 'ble/util/substr abc 0 1' ret=a
+  ble/test 'ble/util/substr abc 0 3' ret=abc
+  ble/test 'ble/util/substr abc 0 4' ret=abc
+  ble/test 'ble/util/substr abc 3 0' ret=
+  ble/test 'ble/util/substr abc 3 1' ret=
+  ble/test 'ble/util/substr abc 4 0' ret=
+  ble/test 'ble/util/substr abc 4 1' ret=
+  ble/test 'ble/util/substr あいう 0 3' ret=あ
+  ble/test 'ble/util/substr あいう 3 6' ret=いう
+  ble/test 'ble/util/substr あいう 0 1' ret=$'\xe3'
+  ble/test 'ble/util/substr あいう 1 2' ret=$'\x81\x82'
+  ble/test 'ble/util/substr あいう 1 4' ret=$'\x81\x82\xe3\x81'
+  ble/test 'ble/util/substr あいう 7 5' ret=$'\x81\x86'
+)
+(
+  for cmd in ble/path#{remove,remove-glob}; do
+    ble/test code:'ret=; '$cmd' ret' ret=
+    ble/test code:'ret=; '$cmd' ret ""' ret=
+    ble/test code:'ret=a; '$cmd' ret ""' ret=a
+    ble/test code:'ret=a; '$cmd' ret a' ret=
+    ble/test code:'ret=a; '$cmd' ret b' ret=a
+    ble/test code:'ret=a:a:a; '$cmd' ret a' ret=
+    ble/test code:'ret=aa; '$cmd' ret a' ret=aa
+    ble/test code:'ret=xyz:abc; '$cmd' ret ""' ret=xyz:abc
+    ble/test code:'ret=xyz:abc; '$cmd' ret xyz' ret=abc
+    ble/test code:'ret=xyz:abc; '$cmd' ret abc' ret=xyz
+    ble/test code:'ret=xyz:abc:tuv; '$cmd' ret xyz' ret=abc:tuv
+    ble/test code:'ret=xyz:abc:tuv; '$cmd' ret abc' ret=xyz:tuv
+    ble/test code:'ret=xyz:abc:tuv; '$cmd' ret tuv' ret=xyz:abc
+    ble/test code:'ret=xyz:xyz; '$cmd' ret xyz' ret=
+    ble/test code:'ret=xyz:abc:xyz; '$cmd' ret xyz' ret=abc
+    ble/test code:'ret=xyz:abc:xyz; '$cmd' ret abc' ret=xyz:xyz
+    ble/test code:'ret=xyz:xyz:xyz; '$cmd' ret xyz' ret=
+  done
+  ble/test code:'ret=a; ble/path#remove ret \?' ret=a
+  ble/test code:'ret=aa; ble/path#remove ret \?' ret=aa
+  ble/test code:'ret=a:b; ble/path#remove ret \?' ret=a:b
+  ble/test code:'ret=a:b:c; ble/path#remove ret \?' ret=a:b:c
+  ble/test code:'ret=aa:b:cc; ble/path#remove ret \?' ret=aa:b:cc
+  ble/test code:'ret=stdX:stdY:usrZ; ble/path#remove ret "std[a-zX-Z]"' ret=stdX:stdY:usrZ
+  ble/test code:'ret=stdX:usrZ:stdY; ble/path#remove ret "std[a-zX-Z]"' ret=stdX:usrZ:stdY
+  ble/test code:'ret=usrZ:stdX:stdY; ble/path#remove ret "std[a-zX-Z]"' ret=usrZ:stdX:stdY
+  ble/test code:'ret=a; ble/path#remove-glob ret \?' ret=
+  ble/test code:'ret=aa; ble/path#remove-glob ret \?' ret=aa
+  ble/test code:'ret=a:b; ble/path#remove-glob ret \?' ret=
+  ble/test code:'ret=a:b:c; ble/path#remove-glob ret \?' ret=
+  ble/test code:'ret=aa:b:cc; ble/path#remove-glob ret \?' ret=aa:cc
+  ble/test code:'ret=stdX:stdY:usrZ; ble/path#remove-glob ret "std[a-zX-Z]"' ret=usrZ
+  ble/test code:'ret=stdX:usrZ:stdY; ble/path#remove-glob ret "std[a-zX-Z]"' ret=usrZ
+  ble/test code:'ret=usrZ:stdX:stdY; ble/path#remove-glob ret "std[a-zX-Z]"' ret=usrZ
+)
+(
+  ble/test code:'ret=; ble/path#append ret a' ret=a
+  ble/test code:'ret=a; ble/path#append ret a' ret=a:a
+  ble/test code:'ret=a; ble/path#append ret b' ret=a:b
+  ble/test code:'ret=a:b; ble/path#append ret cd' ret=a:b:cd
+  ble/test code:'ret=; ble/path#prepend ret a' ret=a
+  ble/test code:'ret=a; ble/path#prepend ret a' ret=a:a
+  ble/test code:'ret=a; ble/path#prepend ret b' ret=b:a
+  ble/test code:'ret=a:b; ble/path#prepend ret cd' ret=cd:a:b
+  ble/test code:'ret=a:b:c; ble/path#contains ret a'
+  ble/test code:'ret=a:b:c; ble/path#contains ret b'
+  ble/test code:'ret=a:b:c; ble/path#contains ret c'
+  ble/test code:'ret=a:b:c; ! ble/path#contains ret x'
+  ble/test code:'ret=a:b:c; ! ble/path#contains ret aa'
+  ble/test code:'ret=a:b:c; ! ble/path#contains ret bb'
+  ble/test code:'ret=a:b:c; ! ble/path#contains ret cc'
+  ble/test code:'ret=a:b:c; ! ble/path#contains ret "?"'
+  ble/test code:'ret=a:b:c; ! ble/path#contains ret "*"'
+  ble/test code:'ret=abc:def; ble/path#contains ret abc'
+  ble/test code:'ret=abc:def; ble/path#contains ret def'
+  ble/test code:'ret=abc:def; ! ble/path#contains ret a'
+  ble/test code:'ret=abc:def; ! ble/path#contains ret ab'
+  ble/test code:'ret=abc:def; ! ble/path#contains ret abcdef'
+  ble/test code:'ret=abc:def; ! ble/path#contains ret "???"'
+  ble/test code:'ret=xyz; ble/path#contains ret xyz'
+  ble/test code:'ret=xyz; ! ble/path#contains ret xyz:xyz'
+  ble/test code:'ret=xyz; ! ble/path#contains ret "???"'
+)
+(
+  builtin eval -- "${_ble_util_dict_declare//NAME/dict1}"
+  builtin eval -- "${_ble_util_gdict_declare//NAME/dict2}"
+  builtin eval -- "${_ble_util_adict_declare//NAME/dict3}"
+  index=1
+  for Dict in ble/{,g,a}dict; do
+    dict=dict$((index++))
+    ret=unchanged
+    ble/test '! '$Dict'#has '$dict' banana' ret=unchanged
+    ble/test '! '$Dict'#has '$dict' ""' ret=unchanged
+    $Dict#set $dict apple red
+    $Dict#set $dict banana yellow
+    $Dict#set $dict orange orange
+    $Dict#set $dict melon green
+    ret=unchanged
+    ble/test $Dict'#has '$dict' banana' ret=unchanged # 先頭
+    ble/test $Dict'#has '$dict' apple'  ret=unchanged # 中
+    ble/test $Dict'#has '$dict' melon'  ret=unchanged # 末尾
+    ble/test '! '$Dict'#has '$dict' pear' ret=unchanged # 存在しない項目
+    ble/test $Dict'#get '$dict' banana' ret=yellow   # 先頭
+    ble/test $Dict'#get '$dict' apple'  ret=red      # 中
+    ble/test $Dict'#get '$dict' melon'  ret=green    # 末尾
+    ble/test '! '$Dict'#get '$dict' pear' ret=         # 存在しない項目
+    ble/test '! '$Dict'#has '$dict' ""' # 末尾空要素で引けるか
+    ble/test '! '$Dict'#get '$dict' ""' # 末尾空要素で引けるか
+    $Dict#set $dict '' transparent
+    ble/test $Dict'#has '$dict' ""' # 末尾空要素で引けるか
+    ble/test $Dict'#get '$dict' ""' ret=transparent # 末尾空要素で引けるか
+    $Dict#set $dict 'alpha beta' pink
+    ble/test $Dict'#has '$dict' ""' # 中央空要素で引けるか
+    ble/test $Dict'#has '$dict' "alpha beta"' # 空白を含む見出し
+    ble/test $Dict'#get '$dict' ""' ret=transparent # 中央空要素で引けるか
+    ble/test $Dict'#get '$dict' "alpha beta"' ret=pink # 空白を含む見出し
+    $Dict#set $dict ' apple ' ' red '
+    ble/test $Dict'#has '$dict' " apple "' # 空白で trim されないか
+    ble/test $Dict'#has '$dict' apple' # 既存項目を破壊していないか
+    ble/test $Dict'#get '$dict' " apple "' ret=' red ' # 空白で trim されないか
+    ble/test $Dict'#get '$dict' apple' ret=red # 既存項目を破壊していないか
+    ble/test '! '$Dict'#has '$dict' "${_ble_term_FS}"' # 単一FS
+    ble/test '! '$Dict'#has '$dict' ":"' # 単一コロン
+    ble/test '! '$Dict'#has '$dict' "apple${_ble_term_FS}banana"' # FSを含む見出し
+    ble/test '! '$Dict'#has '$dict' apple:banana' # コロンを含む見出し
+    ble/test '! '$Dict'#get '$dict' "${_ble_term_FS}"' ret= # 単一FS
+    ble/test '! '$Dict'#get '$dict' ":"' ret= # 単一コロン
+    ble/test '! '$Dict'#get '$dict' "apple${_ble_term_FS}banana"' ret= # FSを含む見出し
+    ble/test '! '$Dict'#get '$dict' apple:banana' ret= # コロンを含む見出し
+    $Dict#set $dict "${_ble_term_FS}" Empty
+    $Dict#set $dict ":" Colon
+    $Dict#set $dict "apple${_ble_term_FS}banana" RedYellow
+    $Dict#set $dict "apple:banana" __red_yellow__
+    ble/test $Dict'#has '$dict' "${_ble_term_FS}"' # 単一FS
+    ble/test $Dict'#has '$dict' ":"' # 単一コロン
+    ble/test $Dict'#has '$dict' "apple${_ble_term_FS}banana"' # FSを含む見出し
+    ble/test $Dict'#has '$dict' apple:banana' # コロンを含む見出し
+    ble/test $Dict'#get '$dict' "${_ble_term_FS}"' ret=Empty # 単一FS
+    ble/test $Dict'#get '$dict' ":"' ret=Colon # 単一コロン
+    ble/test $Dict'#get '$dict' "apple${_ble_term_FS}banana"' ret=RedYellow # FSを含む見出し
+    ble/test $Dict'#get '$dict' apple:banana' ret=__red_yellow__ # コロンを含む見出し
+    $Dict#unset $dict banana
+    $Dict#unset $dict apple
+    $Dict#unset $dict melon
+    ble/test '! '$Dict'#has '$dict' banana'
+    ble/test '! '$Dict'#has '$dict' apple'
+    ble/test '! '$Dict'#has '$dict' melon'
+    $Dict#unset $dict ""
+    $Dict#unset $dict "alpha beta"
+    $Dict#unset $dict " apple "
+    ble/test '! '$Dict'#has '$dict' ""' # 中央空要素で引けるか
+    ble/test '! '$Dict'#has '$dict' "alpha beta"' # 空白を含む見出し
+    ble/test '! '$Dict'#has '$dict' " apple "' # 空白で trim されないか
+    $Dict#unset $dict "${_ble_term_FS}"
+    $Dict#unset $dict ":"
+    $Dict#unset $dict "apple${_ble_term_FS}banana"
+    $Dict#unset $dict apple:banana
+    ble/test '! '$Dict'#has '$dict' "${_ble_term_FS}"' # 単一FS
+    ble/test '! '$Dict'#has '$dict' ":"' # 単一コロン
+    ble/test '! '$Dict'#has '$dict' "apple${_ble_term_FS}banana"' # FSを含む見出し
+    ble/test '! '$Dict'#has '$dict' apple:banana' # コロンを含む見出し
+  done
+)
+(
+  blehook/declare FOO
+  ble/test 'blehook --color=never FOO' stdout='blehook FOO='
+  ble/test 'blehook/has-hook FOO' exit=1
+  blehook FOO+='echo hello'
+  ble/test 'blehook --color=never FOO' \
+           stdout="blehook FOO+='echo hello'"
+  ble/test 'blehook/has-hook FOO'
+  blehook FOO+='echo world'
+  ble/test 'blehook --color=never FOO' \
+           stdout="blehook FOO+='echo hello'" \
+           stdout="blehook FOO+='echo world'"
+  ble/test 'blehook/has-hook FOO'
+  blehook FOO-='echo hello'
+  ble/test 'blehook --color=never FOO' \
+           stdout="blehook FOO+='echo world'"
+  ble/test 'blehook/has-hook FOO'
+  blehook FOO-='echo world'
+  ble/test 'blehook --color=never FOO' \
+           stdout='blehook FOO='
+  ble/test 'blehook/has-hook FOO' exit=1
+  blehook FOO+='echo hello'
+  blehook FOO+='echo world'
+  blehook FOO='echo empty'
+  ble/test 'blehook --color=never FOO' \
+           stdout="blehook FOO+='echo empty'"
+  ble/test 'blehook/has-hook FOO'
+  blehook FOO+='echo hello'
+  blehook FOO+='echo world'
+  blehook FOO=
+  ble/test 'blehook --color=never FOO' \
+           stdout='blehook FOO='
+  ble/test 'blehook/has-hook FOO' exit=1
+  blehook FOO+='echo hello'
+  blehook FOO+='echo world'
+  blehook FOO!='echo hello'
+  ble/test 'blehook --color=never FOO' \
+           stdout="blehook FOO+='echo hello'${_ble_term_nl}blehook FOO+='echo world'"
+  blehook FOO-+='echo hello'
+  ble/test 'blehook --color=never FOO' \
+           stdout="blehook FOO+='echo world'${_ble_term_nl}blehook FOO+='echo hello'"
+  blehook FOO+-='echo hello'
+  ble/test 'blehook --color=never FOO' \
+           stdout="blehook FOO+='echo hello'${_ble_term_nl}blehook FOO+='echo world'"
+  blehook FOO=
+  blehook FOO+='echo hello'
+  blehook FOO+='echo empty'
+  blehook FOO+='echo world'
+  ble/test 'blehook/invoke FOO' \
+           stdout=hello \
+           stdout=empty \
+           stdout=world
+  blehook FOO='echo A$?'
+  blehook FOO+='echo B$?'
+  blehook FOO+='echo C$?'
+  ble/test 'ble/util/setexit 123; blehook/invoke FOO' \
+           stdout=A123 \
+           stdout=B123 \
+           stdout=C123
+  blehook/declare bar_load
+  blehook bar_load='echo bar_load'
+  ble/test 'blehook/eval-after-load bar "echo yes"' stdout=
+  ble/test 'blehook/invoke bar_load' \
+           stdout=bar_load \
+           stdout=yes
+  ble/test 'blehook/eval-after-load bar "echo next"' stdout=next
+  function func { ret="[$1]"; }
+  blehook FOO=func
+  ble/test 'blehook/invoke FOO xQAHbcpMFyFyQ' ret='[xQAHbcpMFyFyQ]'
+)
+(
+  ble/builtin/trap 'echo TRAPEXIT1' 0
+  ble/test 'ble/builtin/trap/invoke 0' stdout=TRAPEXIT1
+  ble/test 'ble/builtin/trap/invoke EXIT' stdout=TRAPEXIT1
+  ble/builtin/trap 0
+  ble/test 'ble/builtin/trap/invoke 0' stdout=
+  ble/builtin/trap 'echo TRAPEXIT2' EXIT
+  ble/test 'ble/builtin/trap/invoke 0' stdout=TRAPEXIT2
+  ble/test 'ble/builtin/trap/invoke EXIT' stdout=TRAPEXIT2
+  ble/builtin/trap EXIT
+  ble/test 'ble/builtin/trap/invoke 0' stdout=
+  ble/builtin/trap 'echo TRAPHUP1' 1
+  ble/test 'ble/builtin/trap/invoke 1' stdout=TRAPHUP1
+  ble/test 'ble/builtin/trap/invoke HUP' stdout=TRAPHUP1
+  ble/test 'ble/builtin/trap/invoke SIGHUP' stdout=TRAPHUP1
+  ble/builtin/trap 1
+  ble/test 'ble/builtin/trap/invoke 1' stdout=
+  ble/builtin/trap 'echo TRAPHUP2' HUP
+  ble/test 'ble/builtin/trap/invoke 1' stdout=TRAPHUP2
+  ble/test 'ble/builtin/trap/invoke HUP' stdout=TRAPHUP2
+  ble/test 'ble/builtin/trap/invoke SIGHUP' stdout=TRAPHUP2
+  ble/builtin/trap HUP
+  ble/test 'ble/builtin/trap/invoke HUP' stdout=
+  ble/builtin/trap 'echo TRAPHUP3' SIGHUP
+  ble/test 'ble/builtin/trap/invoke 1' stdout=TRAPHUP3
+  ble/test 'ble/builtin/trap/invoke HUP' stdout=TRAPHUP3
+  ble/test 'ble/builtin/trap/invoke SIGHUP' stdout=TRAPHUP3
+  ble/builtin/trap SIGHUP
+  ble/test 'ble/builtin/trap/invoke HUP' stdout=
+  ble/builtin/trap/.register 9999 CUSTOM
+  ble/builtin/trap/reserve CUSTOM
+  ble/builtin/trap 'echo custom trap' CUSTOM
+  ble/test 'ble/builtin/trap/invoke CUSTOM' stdout='custom trap'
+  function ble/builtin/trap:CUSTOM { echo "__set_handler__ ($2) $1"; }
+  ble/test 'ble/builtin/trap "echo hello world" CUSTOM' \
+           stdout='__set_handler__ (CUSTOM) echo hello world'
+  ble/test 'ble/builtin/trap/invoke CUSTOM' stdout='hello world'
+)
+(
+  ble/test 'ble/util/readfile ret <(echo hello)' \
+           ret=hello$'\n'
+  ble/test 'ble/util/readfile ret <(echo hello; echo world)' \
+           ret=hello$'\n'world$'\n'
+  ble/test 'ble/util/readfile ret <(echo hello; echo -n world)' \
+           ret=hello$'\n'world
+  ble/test 'ble/util/readfile ret <(:)' ret=
+  function status { echo "${#a[*]}:(""${a[*]}"")"; }
+  ble/test "ble/util/mapfile a < <(echo hello); status" stdout='1:(hello)'
+  ble/test "ble/util/mapfile a < <(echo -n hello); status" stdout='1:(hello)'
+  ble/test "ble/util/mapfile a < <(echo hello; echo world); status" stdout='2:(hello world)'
+  ble/test "ble/util/mapfile a < <(echo hello; echo -n world); status" stdout='2:(hello world)'
+  ble/test "ble/util/mapfile a < <(printf '%s\n' h1 h2 h3 h4); status" stdout='4:(h1 h2 h3 h4)'
+  ble/test "ble/util/mapfile a < <(:); status" stdout='0:()'
+  ble/test "ble/util/mapfile a < <(echo); status" stdout='1:()'
+  ble/test "ble/util/mapfile a < <(echo;echo); status" stdout='2:( )'
+  ble/test "ble/util/mapfile a < <(echo a;echo;echo b); status" stdout='3:(a  b)'
+  nl=$'\n'
+  ble/test 'ble/util/assign ret ""' ret=
+  ble/test 'ble/util/assign ret ":"' ret=
+  ble/test 'ble/util/assign ret "echo"' ret=
+  ble/test 'ble/util/assign ret "echo hello"' ret=hello
+  ble/test 'ble/util/assign ret "seq 5"' ret="1${nl}2${nl}3${nl}4${nl}5"
+  function f1 { echo stdout; echo stderr >&2; }
+  function nested-assign {
+    ble/util/assign err 'ble/util/assign out f1 2>&1'
+    echo "out=$out err=$err"
+  }
+  ble/test nested-assign stdout='out=stdout err=stderr'
+  ble/test 'ble/util/assign-array a :; status' stdout='0:()'
+  ble/test 'ble/util/assign-array a echo; status' stdout='1:()'
+  ble/test 'ble/util/assign-array a "echo hello"; status' stdout='1:(hello)'
+  ble/test 'ble/util/assign-array a "seq 5"; status' stdout='5:(1 2 3 4 5)'
+  ble/test 'ble/util/assign-array a "echo; echo; echo"; status' stdout='3:(  )'
+  ble/test 'ble/util/assign-array a "echo 1; echo; echo 2"; status' stdout='3:(1  2)'
+)
+(
+  x=($'\177' $'\1' $'\2' $'\32' ' ' $'\a' $'\b' $'\t' $'\n' $'\v' $'\f' $'\r' a \" \' \$ \! \` \~)
+  x[0]=$'\177'
+  x[1]=$'\1'
+  ble/test "ble/util/writearray -d '' x | sha256sum | awk '{print \$1}'" stdout=$(printf '%s\0' "${x[@]}" | sha256sum | awk '{print $1}')
+)
+(
+  var=variable
+  alias ali=fun
+  function fun { echo yes "$*"; }
+  function ble/fun { echo yes "$*"; return 99; }
+  function ble/fun:type { echo yes "$*"; return 100; }
+  function ble/fun#meth { echo yes "$*"; return 101; }
+  ble/test 'ble/is-function' exit=1
+  ble/test 'ble/is-function ""' exit=1
+  ble/test 'ble/is-function fun'
+  ble/test 'ble/is-function ble/fun'
+  ble/test 'ble/is-function ble/fun:type'
+  ble/test 'ble/is-function ble/fun#meth'
+  ble/test 'ble/is-function fun1' exit=1
+  ble/test 'ble/is-function ble/fun1' exit=1
+  ble/test 'ble/is-function ble/fun1:type' exit=1
+  ble/test 'ble/is-function ble/fun1#meth' exit=1
+  ble/test 'ble/is-function ali' exit=1
+  ble/test 'ble/is-function var' exit=1
+  ble/test 'ble/is-function compgen' exit=1
+  ble/test 'ble/is-function declare' exit=1
+  ble/test 'ble/is-function mkfifo' exit=1
+  function compgen { :; }
+  function declare { :; }
+  function mkfifo { :; }
+  ble/test 'ble/is-function compgen'
+  ble/test 'ble/is-function declare'
+  ble/test 'ble/is-function mkfifo'
+  ble/test 'ble/function#try fun 1 2 3' stdout='yes 1 2 3'
+  ble/test 'ble/function#try ble/fun 1 2 3' stdout='yes 1 2 3' exit=99
+  ble/test 'ble/function#try ble/fun:type 1 2 3' stdout='yes 1 2 3' exit=100
+  ble/test 'ble/function#try ble/fun#meth 1 2 3' stdout='yes 1 2 3' exit=101
+  ble/test 'ble/function#try fun1 1 2 3' stdout= exit=127
+  ble/test 'ble/function#try ble/fun1 1 2 3' stdout= exit=127
+  ble/test 'ble/function#try ble/fun1:type 1 2 3' stdout= exit=127
+  ble/test 'ble/function#try ble/fun1#meth 1 2 3' stdout= exit=127
+)
+(
+  function f1 { echo original $*; }
+  ble/test f1 stdout='original'
+  ble/function#advice before f1 'echo pre'
+  ble/test f1 stdout={pre,original}
+  ble/function#advice after f1 'echo post'
+  ble/test f1 stdout={pre,original,post}
+  ble/function#advice before f1 'echo A'
+  ble/test f1 stdout={A,original,post}
+  ble/function#advice after f1 'echo B'
+  ble/test f1 stdout={A,original,B}
+  ble/function#advice around f1 'echo [; ble/function#advice/do; echo ]'
+  ble/test f1 stdout={A,[,original,],B}
+  ble/function#advice around f1 '
+    ADVICE_WORDS[1]=quick
+    echo [; ble/function#advice/do; echo ]
+    ADVICE_EXIT=99'
+  ble/test f1 stdout={A,[,'original quick',],B} exit=99
+  ble/function#advice remove f1
+  ble/test f1 stdout='original' exit=0
+  ble/test 'f1 1' stdout='original 1' exit=0
+)
+(
+  ble/test 'echo 1 2 3' stdout='1 2 3'
+  ble/test 'ble/is-function echo' exit=1
+  ble/function#push echo 'builtin echo "[$*]"'
+  ble/test 'ble/is-function echo'
+  ble/test 'echo 1 2 3' stdout='[1 2 3]'
+  ble/function#push echo 'builtin echo "($*)"'
+  ble/test 'echo 1 2 3' stdout='(1 2 3)'
+  ble/function#push echo 'builtin echo A; ble/function#push/call-top "$@"; builtin echo Z'
+  ble/test 'echo 1 2 3' stdout={A,'(1 2 3)',Z}
+  ble/function#push echo 'builtin echo [; ble/function#push/call-top "$@"; builtin echo ]'
+  ble/test 'echo 1 2 3' stdout={[,A,'(1 2 3)',Z,]}
+  ble/test 'ble/function#pop echo'
+  ble/test 'echo 1 2 3' stdout={A,'(1 2 3)',Z}
+  ble/function#pop echo
+  ble/test 'echo 1 2 3' stdout='(1 2 3)'
+  ble/function#pop echo
+  ble/test 'echo 1 2 3' stdout='[1 2 3]'
+  ble/test 'ble/is-function echo'
+  ble/test 'ble/function#pop echo'
+  ble/test 'ble/is-function echo' exit=1
+  ble/test 'echo 1 2 3' stdout='1 2 3'
+  ble/test 'ble/function#pop echo' exit=1
+  ble/test 'echo 1 2 3' stdout='1 2 3'
+)
+(
+  ble/test 'ble/util/set ret hello' ret='hello'
+  ble/test 'ble/util/set ret "hello world"' ret='hello world'
+  ble/test 'ble/util/set ret ""' ret=''
+  ble/test 'ble/util/set ret " "' ret=' '
+  ble/test 'ble/util/set ret " a"' ret=' a'
+  ble/test 'ble/util/set ret "a "' ret='a '
+  ble/test 'ble/util/set ret $'\''\n'\''' ret=$'\n'
+  ble/test 'ble/util/set ret A$'\''\n'\''' ret=A$'\n'
+  ble/test 'ble/util/set ret A$'\''\n'\''B' ret=A$'\n'B
+)
+(
+  ble/test 'ble/util/sprintf ret "[%s]" 1 2 3' ret='[1][2][3]'
+  ble/test 'ble/util/sprintf ret "[%5s]" 1' ret='[    1]'
+  ble/test 'ble/util/sprintf ret "[%.2s]" 12345' ret='[12]'
+  ble/test 'ble/util/sprintf ret "[%d,%d]" 1 3' ret='[1,3]'
+  ble/test 'ble/util/sprintf ret "[%x]" 27' ret='[1b]'
+  ble/test 'ble/util/sprintf ret "[%#.2g]" 27' ret='[27.]'
+  ble/test 'ble/util/sprintf ret "[%#.2f]" 27' ret='[27.00]'
+)
+(
+  shopt -s expand_aliases
+  alias aaa=fun
+  function fun { :; }
+  function ble/fun { :; }
+  function ble/fun:type { :; }
+  function ble/fun#meth { :; }
+  ble/test 'ble/util/type ret aaa' ret=alias
+  ble/test 'ble/util/type ret fun' ret=function
+  ble/test 'ble/util/type ret alias' ret=builtin
+  ble/test 'ble/util/type ret mkfifo' ret=file
+  ble/test 'ble/util/type ret for' ret=keyword
+  ble/test 'ble/util/type ret ble/fun' ret=function
+  ble/test 'ble/util/type ret ble/fun:type' ret=function
+  ble/test 'ble/util/type ret ble/fun#meth' ret=function
+  ble/test 'ble/util/type ret fun1' ret=
+  ble/test 'ble/util/type ret ble/fun1' ret=
+  ble/test 'ble/util/type ret ble/fun1:type' ret=
+  ble/test 'ble/util/type ret ble/fun1#meth' ret=
+)
+(
+  shopt -s expand_aliases
+  alias aaa1='aaa2 world'
+  ble/test 'ble/alias#expand aaa1' ret='aaa2 world'
+  alias aaa2='aaa3 hello'
+  ble/test 'ble/alias#expand aaa2' ret='aaa3 hello'
+  ble/test 'ble/alias#expand aaa1' ret='aaa2 world'
+  alias aaa3='aaa4'
+  ble/test 'ble/alias#expand aaa3' ret='aaa4'
+  ble/test 'ble/alias#expand aaa2' ret='aaa3 hello'
+  ble/test 'ble/alias#expand aaa1' ret='aaa2 world'
+  alias aaa4='echo'
+  ble/test 'ble/alias#expand aaa4' ret='echo'
+  ble/test 'ble/alias#expand aaa3' ret='aaa4'
+  ble/test 'ble/alias#expand aaa2' ret='aaa3 hello'
+  ble/test 'ble/alias#expand aaa1' ret='aaa2 world'
+)
+if ((_ble_bash>=40000)); then
+  (
+    ble/test 'echo 1 | { sleep 0.01; ble/util/is-stdin-ready; }'
+    ble/test 'sleep 0.01 | ble/util/is-stdin-ready' exit=1
+    ble/test 'ble/util/is-stdin-ready <<< a'
+    ble/test 'ble/util/is-stdin-ready <<< ""'
+    ble/test ': | { sleep 0.01; ble/util/is-stdin-ready; }'
+    ble/test 'ble/util/is-stdin-ready < /dev/null'
+  )
+fi
+ble/test ble/util/is-running-in-subshell exit=1
+( ble/test ble/util/is-running-in-subshell )
+(
+  ble/test/chdir
+  function getpid {
+    sh -c 'echo -n $PPID' >| a.txt
+    ble/util/readfile ppid a.txt
+  }
+  dummy=modification_to_environment.1
+  ble/util/getpid
+  ble/test '[[ $BASHPID != $$ ]]'
+  getpid
+  ble/test code:'ret=$BASHPID' ret="$ppid"
+  pid1=$BASHPID
+  (
+    dummy=modification_to_environment.2
+    ble/util/getpid
+    ble/test '[[ $BASHPID != $$ && $BASHPID != $pid1 ]]'
+    getpid
+    ble/test '[[ $BASHPID == $ppid ]]'
+  )
+  ble/test/rmdir
+)
+(
+  ble/test 'ble/fd#is-open 1'
+  ble/test 'ble/fd#is-open 2'
+  exec 9>&-
+  ble/test 'ble/fd#is-open 9' exit=1
+  exec 9>/dev/null
+  ble/test 'ble/fd#is-open 9'
+  exec 9>&-
+  ble/test 'ble/fd#is-open 9' exit=1
+)
+(
+  ble/test/chdir
+  ble/fd#alloc fd '> a.txt'
+  echo hello >&$fd
+  echo world >&$fd
+  if ((_ble_bash/100!=301)); then
+    ble/test 'ble/fd#close fd; echo test >&$fd' exit=1
+    ble/test 'cat a.txt' stdout={hello,world}
+  fi
+  ble/test/rmdir
+)
+(
+  xv1=''
+  xv2a='a' xv2b='ab'
+  xv3a=' ' xv3b='a b'
+  xv4a=$'\n' xv4b=$'a\nb'
+  xv5a=$'\r' xv5b=$'a\rb'
+  xv6a=$'\x01' xv6b=a$'\x01'b
+  xv7a=$'\x02' xv7b=a$'\x02'b
+  xv8a=$'\x7F' xv8b=a$'\x7F'b
+  eval -- "$(
+    for name in v1 v{2..8}{a,b}; do
+      eval "$name=\$x$name"
+    done
+    ble/util/declare-print-definitions vn v1 v{2..8}{a,b} 2>/dev/null)"
+  ble/test '[[ ! ${vn+set} ]]'
+  for name in v1 v{2..8}{a,b}; do
+    ble/test "declare -p $name x$name | cat -A >&2; [[ \$$name == \$x$name ]]"
+  done
+  function status { eval 'ret="${#'$1'[*]}:(""${'$1'[*]}"")"'; }
+  xa0=() sa0='0:()'
+  xa1=('') sa1='1:()'
+  for k in {2..8}; do
+    eval "xa$k=(); xa$k[0]=\"\$xv${k}a\"; xa$k[1]=\"\$xv${k}b\""
+    eval "sa$k=\"2:(\$xv${k}a \$xv${k}b)\""
+  done
+  eval -- "$(
+    for name in a0 a1 a{2..8}; do
+      eval "$name=(\"\${x$name[@]}\")"
+    done
+    ble/util/declare-print-definitions a0 a1 a{2..8} 2>/dev/null)"
+  for name in a0 a1 a{2..8}; do
+    stdout_var=s$name
+    ble/test "status $name" ret="${!stdout_var}"
+  done
+)
+(
+  function status { builtin eval 'echo "${#'$1'[*]}:(""${'$1'[*]}"")"'; }
+  v1=123 v2=(1 2 3) v3=bbb v4=ccc
+  function f2 {
+    local v3=x v4=y
+    builtin eval -- "$(ble/util/print-global-definitions v{0..4})"
+    ble/test '[[ ! ${v0+set} ]]'
+    ble/test 'status v1' stdout='1:(123)'
+    ble/test 'status v2' stdout='3:(1 2 3)'
+    ble/test 'status v3' stdout='1:(bbb)'
+    ble/test 'status v4' stdout='1:(ccc)'
+  }
+  function f1 {
+    local v0=1 v1=2 v2=3 v4=5
+    f2
+    ble/test 'status v1' stdout='1:(2)'
+    ble/test 'status v2' stdout='1:(3)'
+  }
+  f1
+  value="hello 'world'"
+  ble/test 'ble/util/print-global-definitions value' stdout="declare value='hello '\''world'\'''"
+)
+(
+  ble/test 'ble/util/has-glob-pattern "a*"'
+  ble/test 'ble/util/has-glob-pattern "a*b"'
+  ble/test 'ble/util/has-glob-pattern "?"'
+  ble/test 'ble/util/has-glob-pattern "a?"'
+  ble/test 'ble/util/has-glob-pattern "a?b"'
+  ble/test 'ble/util/has-glob-pattern "a?b*c"'
+  ble/test 'ble/util/has-glob-pattern "a[a-c]d"'
+  ble/test 'ble/util/has-glob-pattern "a[!a-c]d"'
+  ble/test 'ble/util/has-glob-pattern "*.txt"'
+  ble/test 'ble/util/has-glob-pattern "*.*"'
+  ble/test 'ble/util/has-glob-pattern ""'    exit=1
+  ble/test 'ble/util/has-glob-pattern "a"'   exit=1
+  ble/test 'ble/util/has-glob-pattern "abc"' exit=1
+  ble/test 'ble/util/has-glob-pattern "/"'   exit=1
+  ble/test 'ble/util/has-glob-pattern "a/c"' exit=1
+  ble/test 'ble/util/has-glob-pattern "a:b"' exit=1
+  ble/test 'ble/util/has-glob-pattern "a=b"' exit=1
+  ble/test 'ble/util/has-glob-pattern "\[xyz\]"' exit=1
+)
+ble/util/msleep/.calibrate-loop &>/dev/null
+ble/util/msleep/.calibrate-loop &>/dev/null
+ble/util/msleep/.calibrate-loop &>/dev/null
+(
+  ble/test 'ble-measure -q "ble/util/msleep 100"; echo "$ret usec" >&2; ((msec=ret/1000,90<=msec&&msec<=110))'
+  ble/test 'ble-measure -q "ble/util/sleep 0.1"; echo "$ret usec" >&2; ((msec=ret/1000,90<=msec&&msec<=110))'
+)
+(
+  time=0
+  ble/function#push ble/util/msleep '((time+=$1));echo $time'
+  ble/test "ble/util/conditional-sync 'sleep 10' '((time<1000))' 100" \
+           stdout={1..10}00
+  ble/test "ble/util/conditional-sync 'sleep 10' '((time<1000))' 100 progressive-weight" \
+           stdout={1,3,7,15,31,63,{1..10}27}
+  ble/function#pop ble/util/msleep
+)
+(
+  ble/test ":| ble/util/cat | cat -A"   stdout=
+  ble/test "printf a | ble/util/cat | cat -A"   stdout=a
+  ble/test "printf '\0' | ble/util/cat | cat -A"   stdout=^@
+  ble/test "printf 'hello\nworld\n'| ble/util/cat | cat -A" stdout={hello\$,world\$}
+  ble/test "printf 'hello\nworld'| ble/util/cat | cat -A"   stdout={hello\$,world}
+  ble/test "printf 'hello\0world\0'| ble/util/cat | cat -A" stdout=hello^@world^@
+  ble/test "printf 'hello\0world'| ble/util/cat | cat -A"   stdout=hello^@world
+)
+(
+  bleopt_pager=xxx PAGER=yyy
+  ble/test 'ble/util/get-pager ret' ret=xxx
+  bleopt_pager=xxx PAGER=
+  ble/test 'ble/util/get-pager ret' ret=xxx
+  bleopt_pager= PAGER=yyy
+  ble/test 'ble/util/get-pager ret' ret=yyy
+  bleopt_pager= PAGER=
+  ble/test 'ble/util/get-pager ret' ret=less
+)
+(
+  bleopt_pager=cat
+  ble/test 'ble/util/pager <<< hello' stdout=hello
+)
+(
+  ble/util/buffer.clear
+  ble/test 'ble/util/buffer.flush' stdout=
+  ble/util/buffer hello
+  ble/util/buffer world
+  ble/test 'ble/util/buffer.flush' stdout=helloworld
+  ble/test 'ble/util/buffer.flush' stdout=
+  ble/util/buffer.print hello
+  ble/util/buffer.print world
+  ble/test 'ble/util/buffer.flush' stdout={hello,world}
+  ble/test 'ble/util/buffer.flush' stdout=
+  ble/util/buffer.print hello
+  ble/util/buffer.print world
+  ble/util/buffer.clear
+  ble/test 'ble/util/buffer.flush' stdout=
+)
+(
+  ubeg=3 uend=10 uend0=5
+  beg=0 end=5 end0=3
+  ble/dirty-range#load --prefix=u
+  ble/test 'echo "$beg:$end:$end0"' stdout=3:10:5
+  ubeg=3 uend=10 uend0=5
+  ble/dirty-range#clear --prefix=u
+  ble/test 'echo "$ubeg:$uend:$uend0"' stdout=-1:-1:-1
+  ble/dirty-range#update --prefix=u 0 5 2
+  ble/test 'echo "$ubeg:$uend:$uend0"' stdout=0:5:2
+  ble/dirty-range#update --prefix=u 10 10 12
+  ble/test 'echo "$ubeg:$uend:$uend0"' stdout=0:10:9
+  ble/dirty-range#clear --prefix=u
+  ble/dirty-range#update --prefix=u 2 2 3
+  ble/dirty-range#update --prefix=u 2 2 3
+  ble/test 'echo "$ubeg:$uend:$uend0"' stdout=2:2:4
+  ble/dirty-range#clear --prefix=u
+  ble/dirty-range#update --prefix=u 1 5 3
+  ble/dirty-range#update --prefix=u 7 11 9
+  ble/test 'echo "$ubeg:$uend:$uend0"' stdout=1:11:7
+  ble/dirty-range#clear --prefix=u
+  ble/dirty-range#update --prefix=u 1 7 5
+  ble/dirty-range#update --prefix=u 4 15 11
+  ble/test 'echo "$ubeg:$uend:$uend0"' stdout=1:15:9
+  ble/dirty-range#clear --prefix=u
+  ble/dirty-range#update --prefix=u 1 7 5
+  ble/dirty-range#update --prefix=u 3 4 5
+  ble/test 'echo "$ubeg:$uend:$uend0"' stdout=1:6:5
+  ble/dirty-range#clear --prefix=u
+  ble/dirty-range#update --prefix=u 4 8 6
+  ble/dirty-range#update --prefix=u 2 8 10
+  ble/test 'echo "$ubeg:$uend:$uend0"' stdout=2:8:8
+  ble/dirty-range#clear --prefix=u
+  ble/dirty-range#update --prefix=u 6 12 8
+  ble/dirty-range#update --prefix=u 3 7 8
+  ble/test 'echo "$ubeg:$uend:$uend0"' stdout=3:11:8
+  ble/dirty-range#clear --prefix=u
+  ble/dirty-range#update --prefix=u 10 13 11
+  ble/dirty-range#update --prefix=u 3 7 8
+  ble/test 'echo "$ubeg:$uend:$uend0"' stdout=3:12:11
+)
+(
+  ble/test $'ble/util/s2c "\n"' ret=10
+  ble/test 'ble/util/c2s 10' ret=$'\n'
+  ble/test $'ble/util/s2c "\x1b"' ret=27
+  ble/test 'ble/util/c2s 27' ret=$'\x1b'
+  ble/test $'ble/util/s2c "\x1F"' ret=31
+  ble/test 'ble/util/c2s 31' ret=$'\x1F'
+  c=$'\x7F' ble/test 'ble/util/s2c $c' ret=127 # bash-3.0 bug WA
+  ble/test 'ble/util/c2s 127' ret=$'\x7F'
+  ble/test 'ble/util/s2c " "' ret=32
+  ble/test 'ble/util/c2s 32' ret=' '
+  ble/test 'ble/util/s2c a' ret=97
+  ble/test 'ble/util/c2s 97' ret=a
+  ble/test 'ble/util/s2c μ' ret=956
+  ble/test 'ble/util/c2s 956' ret=μ
+  ble/test 'ble/util/s2c あ' ret=12354
+  ble/test 'ble/util/c2s 12354' ret=あ
+  ble/test 'ble/util/s2c' ret=0
+  ble/test 'ble/util/s2c abc' ret=97
+  ble/test 'ble/util/s2c μν' ret=956
+  ble/test 'ble/util/s2c あいう' ret=12354
+  ble/test 'ble/util/c2s.cached 32' ret=' '
+  ble/test 'ble/util/c2s.cached 97' ret=a
+  ble/test 'ble/util/c2s.cached 956' ret=μ
+  ble/test 'ble/util/c2s.cached 12354' ret=あ
+  LANG=C
+  ble/test 'ble/util/c2s 97' ret=a
+  ble/test 'ble/util/c2s 956; [[ $ret != μ ]]'
+  ble/test 'ble/util/c2s 12354; [[ $ret != あ ]]'
+)
+(
+  ble/test 'ble/util/c2bc 97' ret=1
+  ble/test 'ble/util/c2bc 956' ret=2
+  ble/test 'ble/util/c2bc 12354' ret=3
+  ble/test 'ble/util/c2bc 0' ret=1
+  ble/test 'ble/util/c2bc 127' ret=1
+  ble/test 'ble/util/c2bc 128' ret=2
+  ble/test 'ble/util/c2bc 2047' ret=2
+  ble/test 'ble/util/c2bc 2048' ret=3
+  ble/test 'ble/util/c2bc 65535' ret=3
+  ble/test 'ble/util/c2bc 65536' ret=4
+)
+(
+  ble/test 'ble/util/s2chars AaBbCc; ret="${ret[*]}"' ret='65 97 66 98 67 99'
+  ble/test 'ble/util/chars2s 65 97 66 98 67 99' ret=AaBbCc
+  ble/test 'ble/util/s2chars あいう; ret="${ret[*]}"' ret='12354 12356 12358'
+  ble/test 'ble/util/chars2s 12354 12356 12358' ret=あいう
+  ble/test 'ble/util/s2chars; ret="${ret[*]}"' ret=
+  ble/test 'ble/util/s2chars 0; ret="${ret[*]}"' ret=48
+  ble/test 'ble/util/s2chars a; ret="${ret[*]}"' ret=97
+  ble/test 'ble/util/s2chars μ; ret="${ret[*]}"' ret=956
+  ble/test 'ble/util/s2chars あ; ret="${ret[*]}"' ret=12354
+  ble/test 'ble/util/chars2s' ret=
+  ble/test 'ble/util/chars2s 48' ret=0
+  ble/test 'ble/util/chars2s 97' ret=a
+  ble/test 'ble/util/chars2s 956' ret=μ
+  ble/test 'ble/util/chars2s 12354' ret=あ
+)
+(
+  check1() {
+    local char=$1 keyseq=$2
+    ble/test "ble/util/c2keyseq $char" ret="$keyseq"
+    ble/test "ble/util/chars2keyseq $char" ret="$keyseq"
+    ble/test "ble/util/keyseq2chars '$keyseq'; ret=\"\${ret[*]}\"" ret="${3:-$char}"
+    ble/test "ble/util/chars2keyseq 98 $char 99" ret="b${keyseq}c"
+    ble/test "ble/util/keyseq2chars 'b${keyseq}c'; ret=\"\${ret[*]}\"" ret="98 ${3:-$char} 99"
+  }
+  check1 '7'   '\a' 
+  check1 '8'   '\b' 
+  check1 '9'   '\t' 
+  check1 '10'  '\n' 
+  check1 '11'  '\v' 
+  check1 '12'  '\f' 
+  check1 '13'  '\r' 
+  check1 '27'  '\e' 
+  check1 '127' '\d'
+  check1 '92'  '\\'   
+  check1 '28'  '\x1c' # workaround bashbug \C-\, \C-\\
+  check1 '156' '\x9c' # workaround bashbug \C-\, \C-\\
+  check1 '0'   '\C-@'
+  check1 '1'   '\C-a'
+  check1 '26'  '\C-z'
+  check1 '29'  '\C-]'
+  check1 '30'  '\C-^'
+  check1 '31'  '\C-_'
+  check1 '128' '\M-\C-@' '27 0'
+  check1 '64'    '@'
+  check1 '97'    'a'
+  check1 '956'   'μ'
+  check1 '12354' 'あ'
+  ble/test ble/util/c2keyseq ret='\C-@'
+  ble/test ble/util/chars2keyseq ret=
+  ble/test ble/util/keyseq2chars ret=
+)
+(
+  function pack { ret="${bytes[*]}"; }
+  ble/test 'ble/encoding:UTF-8/b2c    ' ret=0
+  ble/test 'ble/encoding:UTF-8/b2c  97' ret=97
+  ble/test 'ble/encoding:UTF-8/b2c  97  98  99 99' ret=97
+  ble/test 'ble/encoding:UTF-8/b2c 206 188  99 99' ret=956
+  ble/test 'ble/encoding:UTF-8/b2c 227 129 130 99' ret=12354
+  ble/test 'ble/encoding:UTF-8/c2b 97   ; pack' ret=97
+  ble/test 'ble/encoding:UTF-8/c2b 956  ; pack' ret='206 188'
+  ble/test 'ble/encoding:UTF-8/c2b 12354; pack' ret='227 129 130'
+  ble/test 'ble/encoding:UTF-8/c2b     ; pack' ret=0
+  ble/test 'ble/encoding:UTF-8/c2b 0   ; pack' ret=0
+  ble/test 'ble/encoding:UTF-8/c2b 127 ; pack' ret=127
+  ble/test 'ble/encoding:UTF-8/c2b 128 ; pack' ret='194 128'
+  ble/test 'ble/encoding:UTF-8/c2b 2047; pack' ret='223 191'
+  ble/test 'ble/encoding:UTF-8/c2b 2048; pack' ret='224 160 128'
+)
+(
+  function pack { ret="${bytes[*]}"; }
+  ble/test 'ble/encoding:C/b2c    ' ret=0
+  ble/test 'ble/encoding:C/b2c  97' ret=97
+  ble/test 'ble/encoding:C/b2c  97  98  99 99' ret=97
+  ble/test 'ble/encoding:C/b2c 206 188  99 99' ret=206
+  ble/test 'ble/encoding:C/b2c 227 129 130 99' ret=227
+  ble/test 'ble/encoding:C/b2c 97    ' ret=97
+  ble/test 'ble/encoding:C/b2c 956   ' ret=188
+  ble/test 'ble/encoding:C/b2c 12354 ' ret=66
+  ble/test 'ble/encoding:C/c2b     ; pack' ret=0
+  ble/test 'ble/encoding:C/c2b 0   ; pack' ret=0
+  ble/test 'ble/encoding:C/c2b 127 ; pack' ret=127
+  ble/test 'ble/encoding:C/c2b 128 ; pack' ret=128
+  ble/test 'ble/encoding:C/c2b 2047; pack' ret=255
+  ble/test 'ble/encoding:C/c2b 2048; pack' ret=0
+)
+(
+  clear-locale() { LC_ALL= LANG= LC_CTYPE=; }
+  for lang in {C,en_US,ja{_JP,}}.{UTF-8,utf8} ja_JP.{utf8,UTF-8}@cjk{wide,narrow,single}; do
+    clear-locale
+    ble/test "LANG=$lang; ble/util/is-unicode-output"
+    clear-locale
+    ble/test "LANG=C LC_CTYPE=$lang; ble/util/is-unicode-output"
+    clear-locale
+    ble/test "LC_CTYPE=C LANG=C LC_ALL=$lang; ble/util/is-unicode-output"
+  done
+  for lang in '' C POSIX UTF-8 utf8 ja_JP.eucJP; do
+    clear-locale
+    ble/test "LANG=$lang; ble/util/is-unicode-output" exit=1
+    clear-locale
+    ble/test "LANG=C LC_CTYPE=$lang; ble/util/is-unicode-output" exit=1
+    clear-locale
+    ble/test "LC_CTYPE=C LANG=C LC_ALL=$lang; ble/util/is-unicode-output" exit=1
+  done
+)
+ble/test/end-section
-- 
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