#!/bin/bash

[ -f testing.sh ] && . testing.sh

#testing "name" "command" "result" "infile" "stdin"

cat >file1 <<EOF
some words	. 

some
lines
EOF

testing "wc" "wc >/dev/null && echo yes" "yes\n" "" ""
testing "empty file" "wc" "      0       0       0\n" "" ""
testing "standard input" "wc" "      1       3       5\n" "" "a b\nc"
testing "-c" "wc -c file1" "26 file1\n" "" ""
testing "-l" "wc -l file1" "4 file1\n" "" ""
testing "-w" "wc -w file1" "5 file1\n" "" ""
NOSPACE=1 testing "format" "wc file1" " 4 5 26 file1\n" "" ""
testing "multiple files" "wc input - file1" \
        "      1       2       3 input\n      0       2       3 -\n      4       5      26 file1\n      5       9      32 total\n" "a\nb" "a b"

#Tests for wc -m
if printf "%s" "$LANG" | grep -q UTF-8
then

  echo -n " " > file1
  for i in $(seq 1 8192)
  do
    echo -n "ü" >> file1
  done
  testing "-m" "wc -m file1" "8193 file1\n" "" ""
  testing "-m 2" 'cat "$FILES/utf8/test2.txt" | wc -m' "169\n" "" ""
  echo -n " " > file1
  for i in $(seq 1 8192)
  do
    echo -n "ü" >> file1
  done
  testing "-m (invalid chars)" "wc -m file1" "8193 file1\n" "" ""
  NOSPACE=1 testing "-mlw" "wc -mlw input" " 1 2 11 input\n" "hello, 世界!\n" ""

else
  echo "skipping tests for wc -m"
fi

rm file1