Testing:  ../src/grep Word -o -i
  input:  "WordA/wordB/WORDC/"
  output: ""
  expect: "Word/word/WORD/"
FAIL
Testing:  ../src/grep WORD -o -i
  input:  "WordA/wordB/WORDC/"
  output: ""
  expect: "Word/word/WORD/"
FAIL
Testing:  ../src/grep w. -o -b
  input:  "XwA YwB/ZwC/"
  output: "4:wA/8:wB/12:wC/"
  expect: "1:wA/5:wB/9:wC/"
FAIL
Testing:  ../src/grep w. -o -b -i
  input:  "XwA YwB/ZwC/"
  output: "4:wA/8:wB/12:wC/"
  expect: "1:wA/5:wB/9:wC/"
FAIL
Testing:  ../src/grep w. -o -b -3
  input:  "XwA YwB/ZwC/"
  output: "4:wA/8:wB/12:wC/"
  expect: "1:wA/5:wB/9:wC/"
FAIL
Testing:  ../src/grep w -F -o -b
  input:  "XwA YwB/ZwC/"
  output: "4:w/8:w/12:w/"
  expect: "1:w/5:w/9:w/"
FAIL
Testing:  ../src/grep w -F -o -b -i
  input:  "XwA YwB/ZwC/"
  output: "4:w/8:w/12:w/"
  expect: "1:w/5:w/9:w/"
FAIL
Testing:  ../src/grep w -F -o -b -3
  input:  "XwA YwB/ZwC/"
  output: "4:w/8:w/12:w/"
  expect: "1:w/5:w/9:w/"
FAIL
Testing:  ../src/grep ^word_* -o
  input:  "word_word/"
  output: ""
  expect: "word_/"
FAIL
Testing:  ../src/grep Word --color=always -i
  input:  "WordA/wordb/WORDC/"
  output: "-n WordA/wordb/WORDC/"
  expect: "WordA/wordb/WORDC/"
FAIL
Testing:  ../src/grep word --color=always -i
  input:  "WordA/wordb/WORDC/"
  output: "-n WordA/wordb/WORDC/"
  expect: "WordA/wordb/WORDC/"
FAIL
Testing:  ../src/grep WORD --color=always -i
  input:  "WordA/wordb/WORDC/"
  output: "-n WordA/wordb/WORDC/"
  expect: "WordA/wordb/WORDC/"
FAIL
Testing:  ../src/grep ^word_* --color=always
  input:  "word_word/"
  output: ""
  expect: "word_word/"
FAIL
Testing:  ../src/grep \<word --color=always
  input:  "wordword/"
  output: "-n wordword/"
  expect: "wordword/"
FAIL
Testing:  ../src/grep ^4$ -m1 -A99
  input:  "4/40/"
  output: ""
  expect: "4/40/"
FAIL
Testing:  ../src/grep ^4$ -m1 -A99
  input:  "4/04/"
  output: ""
  expect: "4/04/"
FAIL
Testing:  ../src/grep ^4$ -m1 -A99
  input:  "4/444/"
  output: ""
  expect: "4/444/"
FAIL
Testing:  ../src/grep ^4 -m1 -A99
  input:  "4/40/"
  output: "40//"
  expect: "4/"
FAIL
Testing:  ../src/grep ^4 -m1 -A99
  input:  "4/04/"
  output: ""
  expect: "4/04/"
FAIL
Testing:  ../src/grep ^4 -m1 -A99
  input:  "4/444/"
  output: "444//"
  expect: "4/"
FAIL
Testing:  ../src/grep 4$ -m1 -A99
  input:  "4/40/"
  output: "-n 4/40//"
  expect: "4/40/"
FAIL
Testing:  ../src/grep 4$ -m1 -A99
  input:  "4/04/"
  output: "-n 4/"
  expect: "4/"
FAIL
Testing:  ../src/grep 4$ -m1 -A99
  input:  "4/444/"
  output: "-n 4/"
  expect: "4/"
FAIL
Testing:  ../src/grep -wF -e A -e B -e C
  input:  "A/CX/B/C/"
  output: "-n A/B/C/"
  expect: "A/B/C/"
FAIL
Testing:  ../src/grep --color=always y*
  input:  "xyz/"
  output: "-n xyz//"
  expect: "xyz/"
FAIL
Testing:  ../src/grep -E --color=always -e bb -e cc -e ccc
  input:  "a bb ccc dddd/"
  output: "-n a bb ccc dddd/"
  expect: "a bb ccc dddd/"
FAIL
Testing:  ../src/grep -F --color=always -e bb -e cc -e ccc
  input:  "a bb ccc dddd/"
  output: "-n a bb ccc dddd/"
  expect: "a bb ccc dddd/"
FAIL
Testing:  ../src/grep -E --color=always -e bb -e ccc -e cc
  input:  "a bb ccc dddd/"
  output: "-n a bb ccc dddd/"
  expect: "a bb ccc dddd/"
FAIL
Testing:  ../src/grep -F --color=always -e bb -e ccc -e cc
  input:  "a bb ccc dddd/"
  output: "-n a bb ccc dddd/"
  expect: "a bb ccc dddd/"
FAIL
Testing:  ../src/grep -E -w --color=always -e bb -e ccc
  input:  "a bb ccc dddd/"
  output: "-n a bb ccc dddd/"
  expect: "a bb ccc dddd/"
FAIL
Testing:  ../src/grep -F -w --color=always -e bb -e ccc
  input:  "a bb ccc dddd/"
  output: "-n a bb ccc dddd/"
  expect: "a bb ccc dddd/"
FAIL
Testing:  ../src/grep -E -w --color=always -e ccc -e bb
  input:  "a bb ccc dddd/"
  output: "-n a bb ccc dddd/"
  expect: "a bb ccc dddd/"
FAIL
Testing:  ../src/grep -F -w --color=always -e ccc -e bb
  input:  "a bb ccc dddd/"
  output: "-n a bb ccc dddd/"
  expect: "a bb ccc dddd/"
FAIL
Testing:  ../src/grep -E -w --color=always -e bb -e ccc
  input:  "dddd ccc bb a/"
  output: "-n dddd ccc bb a/"
  expect: "dddd ccc bb a/"
FAIL
Testing:  ../src/grep -F -w --color=always -e bb -e ccc
  input:  "dddd ccc bb a/"
  output: "-n dddd ccc bb a/"
  expect: "dddd ccc bb a/"
FAIL
Testing:  ../src/grep -E -w --color=always -e ccc -e bb
  input:  "dddd ccc bb a/"
  output: "-n dddd ccc bb a/"
  expect: "dddd ccc bb a/"
FAIL
Testing:  ../src/grep -F -w --color=always -e ccc -e bb
  input:  "dddd ccc bb a/"
  output: "-n dddd ccc bb a/"
  expect: "dddd ccc bb a/"
FAIL
Testing:  ../src/grep -E -w --color=always bc
  input:  "bcd abcd abc bc bcd abc/"
  output: "-n bcd abcd abc bc bcd abc/"
  expect: "bcd abcd abc bc bcd abc/"
FAIL
Testing:  ../src/grep -F -w --color=always bc
  input:  "bcd abcd abc bc bcd abc/"
  output: "-n bcd abcd abc bc bcd abc/"
  expect: "bcd abcd abc bc bcd abc/"
FAIL
Testing:  ../src/grep -E -w --color=always bc
  input:  "bc abcd bc/"
  output: "-n bc abcd bc/"
  expect: "bc abcd bc/"
FAIL
Testing:  ../src/grep -F -w --color=always bc
  input:  "bc abcd bc/"
  output: "-n bc abcd bc/"
  expect: "bc abcd bc/"
FAIL
couldn't set locale correctly