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#!/bin/bash
[ -f testing.sh ] && . testing.sh
# Copyright 2013 by Kyungsu Kim <kaspyx@gmail.com>
# Copyright 2013 by Kyungwan Han <asura321@gmail.com>
#testing "name" "command" "result" "infile" "stdin"
testing "-c" "grep -c 123 input" "3\n" "123\ncount 123\n123\nfasdfasdf" ""
echo -e "this is test" > foo
echo -e "this is test2" > foo2
echo -e "this is foo3" > foo3
testing "-l" "grep -l test foo foo2 foo3" "foo\nfoo2\n" "" ""
rm foo foo2 foo3
testing "-q" "grep -q test input && echo yes" "yes\n" "this is a test\n" ""
testing "-E" "grep -E '[0-9]' input" "1234123asdfas123123\n1\n" \
"1234123asdfas123123\nabc\n1\nabcde" ""
testing "-e" "grep -e '[0-9]' input" "1234123asdfas123123\n1\n" \
"1234123asdfas123123\nabc\n1\nabcde" ""
testing "-e -e" "grep -e one -e two -e three input" \
"two\ntwo\nthree\none\n" "two\ntwo\nthree\nand\none\n" ""
testing "-F" "grep -F is input" "this is test\nthis is test2\n" \
"this is test\nthis is test2\ntest case" ""
echo -e "this is test\nthis is test2\ntest case" > foo
echo -e "hello this is test" > foo2
echo -e "hi hello" > foo3
testing "-H" "grep -H is foo foo2 foo3" "foo:this is test\nfoo:this is test2\nfoo2:hello this is test\n" "" ""
rm foo foo2 foo3
testing "-b" "grep -b is input" "0:this is test\n13:this is test2\n" \
"this is test\nthis is test2\ntest case" ""
testing "-i" "grep -i is input" "thisIs test\nthis is test2\n" \
"thisIs test\nthis is test2\ntest case" ""
testing "-n" "grep -n is input" "1:this is test\n2:this is test2\n" \
"this is test\nthis is test2\ntest case" ""
testing "-o" "grep -o is input" "is\nis\nis\nis\n" \
"this is test\nthis is test2\ntest case" ""
testing "-s" "grep -hs hello asdf input 2>&1" "hello\n" "hello\n" ""
testing "-v" "grep -v abc input" "1234123asdfas123123\n1ABa\n" \
"1234123asdfas123123\n1ABabc\nabc\n1ABa\nabcde" ""
testing "-w" "grep -w abc input" "abc\n123 abc\nabc 123\n123 abc 456\n" \
"1234123asdfas123123\n1ABabc\nabc\n1ABa\nabcde\n123 abc\nabc 123\n123 abc 456\n" ""
testing "-x" "grep -x abc input" "abc\n" \
"aabcc\nabc\n" ""
testing "-H (standard input)" "grep -H abc" "(standard input):abc\n" \
"" "abc\n"
testing "-l (standard input)" "grep -l abc" "(standard input)\n" \
"" "abc\n"
testing "-n two inputs" "grep -hn def - input" "2:def\n2:def\n" \
"abc\ndef\n" "abc\ndef\n"
testing "pattern with newline" "grep 'abc
def' input" "aabcc\nddeff\n" \
"aaaa\naabcc\n\dddd\nddeff\nffff\n" ""
testing "-lH" "grep -lH abc input" "input\n" "abc\n" ""
testing "-cn" "grep -cn abc input" "1\n" "abc\n" ""
testing "-cH" "grep -cH abc input" "input:1\n" "abc\n" ""
testing "-qs" "grep -qs abc none input && echo yes" "yes\n" "abc\n" ""
testing "-hl" "grep -hl abc input" "input\n" "abc\n" ""
testing "-b stdin" "grep -b one" "0:one\n4:one\n8:one\n" "" "one\none\none\n"
testing "-o overlap" "grep -bo aaa" "1:aaa\n" "" "baaaa\n"
# nonobvious: -co counts lines, not matches
testing "-co" "grep -co one input" "1\n" "one one one\n" ""
testing "-nom" "grep -nom 2 one" "1:one\n1:one\n1:one\n2:one\n2:one\n" \
"" "one one one\none one\none"
testing "-vo" "grep -vo one input" "two\nthree\n" "onetwoonethreeone\n" ""
testing "no newline" "grep -h one input -" \
"hello one\nthere one\n" "hello one" "there one"
testing "-e multi" "grep -e one -ethree input" \
"three\none\n" "three\ntwo\none\n" ""
# Suppress filenames for recursive test because dunno order they'd occur in
mkdir sub
echo -e "one\ntwo\nthree" > sub/one
echo -e "three\ntwo\none" > sub/two
testing "-hr" "grep -hr one sub" "one\none\n" "" ""
testing "-r file" "grep -r three sub/two" "three\n" "" ""
testing "-r dir" "grep -r one sub | sort" "sub/one:one\nsub/two:one\n" \
"" ""
rm -rf sub
# -x exact match trumps -F's "empty string matches whole line" behavior
testing "-Fx ''" "grep -Fx '' input" "" "one one one\n" ""
testing "-F ''" "grep -F '' input" "one one one\n" "one one one\n" ""
testing "-F -e blah -e ''" "grep -F -e blah -e '' input" "one one one\n" \
"one one one\n" ""
testing "-e blah -e ''" "grep -e blah -e '' input" "one one one\n" \
"one one one\n" ""
testing "-w ''" "grep -w '' input" "" "one one one\n" ""
testing "-w '' 2" "grep -w '' input" "one two\n" "one two\n" ""
testing "-w \\1" "grep -wo '\\(x\\)\\1'" "xx\n" "" "xx"
testing "-o ''" "grep -o '' input" "" "one one one\n" ""
testing "backref" 'grep -e "a\(b\)" -e "b\(c\)\1"' "bcc\nab\n" \
"" "bcc\nbcb\nab\n"
testing "-A" "grep -A 2 yes" "yes\nno\nno\n--\nyes\nno\nno\nyes\nno\n" \
"" "yes\nno\nno\nno\nyes\nno\nno\nyes\nno"
testing "-B" "grep -B 1 yes" "no\nyes\n--\nno\nyes\nno\nyes\n" \
"" "no\nno\nno\nyes\nno\nno\nyes\nno\nyes"
testing "-C" "grep -C 1 yes" \
"yes\nno\n--\nno\nyes\nno\nno\nyes\nno\nyes\nno\n" \
"" "yes\nno\nno\nno\nyes\nno\nno\nyes\nno\nyes\nno\nno"
testing "-HnC" "grep -HnC1 two" \
"(standard input)-1-one\n(standard input):2:two\n(standard input)-3-three\n" \
"" "one\ntwo\nthree"
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