utils-std

wc.t (1686B)

#!/usr/bin/env cram
# SPDX-FileCopyrightText: 2017 Haelwenn (lanodan) Monnier <contact+utils@hacktivis.me>
# SPDX-License-Identifier: MPL-2.0
  $ export PATH="$TESTDIR/../cmd:$PATH"
  $ test "$(command -v wc)" = "$TESTDIR/../cmd/wc"
  $ export LANG=C.UTF-8 LC_ALL=C.UTF-8
  $ printf 'a b c' | wc
  \s*0\s*3\s*5\s* (re)
  $ printf 'a\nb\nc\n' | wc
  \s*3\s*3\s*6\s* (re)
  $ printf 'a\nb\nc\n' | wc -clw
  \s*3\s*3\s*6\s* (re)
  $ printf 'a\nbb\nccc\n' | wc
  \s*3\s*3\s*9\s* (re)
  $ printf 'a\nbb\nccc\n' | wc -clw
  \s*3\s*3\s*9\s* (re)
  $ printf 'я нет 草' | wc -m
  \s*7\s* (re)
  $ printf 'я нет 草' | wc -mw
  \s*3\s*7\s* (re)
  $ printf 'я нет 草' | wc -mlw
  \s*0\s*3\s*7\s* (re)
  $ wc <&-
  wc: Failed reading from file '<stdin>': Bad file descriptor
  [1]
  $ wc -m <&-
  wc: Failed reading from file '<stdin>': Bad file descriptor
  [1]
  $ echo -n >empty
  $ wc empty
  0 0 0 empty
  $ wc /var/empty/e/no/ent
  wc: Failed opening file '/var/empty/e/no/ent': No such file or directory
  [1]
Formatting with reduced counts
  $ echo | wc -l
  1
  $ echo a | wc -l
  1
  $ echo | wc -c
  1
  $ echo a | wc -c
  2
  $ echo | wc -w
  0
  $ echo a | wc -w
  1
  $ echo | wc -cl
  1 1
  $ echo a | wc -cl
  1 2
  $ wc -c empty
  0 empty
  $ wc -cl empty
  0 0 empty
  $ wc -w empty
  0 empty
Total when multiple files are specified
  $ echo foo | wc empty -
  0 0 0 empty
  1 1 4
  1 1 4 total
  $ printf 'foo bar\n' > foobar
  $ wc foobar empty
  1 2 8 foobar
  0 0 0 empty
  1 2 8 total
  $ printf 'foot bart\n' > footbart
  $ wc -c foobar footbart empty
  8 foobar
  10 footbart
  0 empty
  18 total
  $ rm foobar footbart empty
  $ find .
  .