1#!/bin/sh 2 3# grep tests. 4# Copyright 2005 by Rob Landley <rob@landley.net> 5# Licensed under GPL v2, see file LICENSE for details. 6 7# AUDIT: 8 9. testing.sh 10 11# testing "test name" "options" "expected result" "file input" "stdin" 12# file input will be file called "input" 13# test can create a file "actual" instead of writing to stdout 14 15# Test exit status 16 17testing "grep (exit with error)" "grep nonexistent 2> /dev/null ; echo \$?" \ 18 "1\n" "" "" 19testing "grep (exit success)" "grep grep $0 > /dev/null 2>&1 ; echo \$?" "0\n" \ 20 "" "" 21# Test various data sources and destinations 22 23testing "grep (default to stdin)" "grep two" "two\n" "" \ 24 "one\ntwo\nthree\nthree\nthree\n" 25testing "grep - (specify stdin)" "grep two -" "two\n" "" \ 26 "one\ntwo\nthree\nthree\nthree\n" 27testing "grep input (specify file)" "grep two input" "two\n" \ 28 "one\ntwo\nthree\nthree\nthree\n" "" 29 30testing "grep (no newline at EOL)" "grep bug" "bug" "bug" "" 31 32# Note that this assumes actual is empty. 33testing "grep input actual (two files)" "grep two input actual 2> /dev/null" \ 34 "input:two\n" "one\ntwo\nthree\nthree\nthree\n" "" 35 36testing "grep - infile (specify stdin and file)" "grep two - input" \ 37 "(standard input):two\ninput:two\n" "one\ntwo\nthree\n" \ 38 "one\ntwo\ntoo\nthree\nthree\n" 39 40# Check if we see the correct return value if both stdin and non-existing file 41# are given. 42testing "grep - nofile (specify stdin and nonexisting file)" \ 43 "grep two - nonexistent 2> /dev/null ; echo \$?" \ 44 "(standard input):two\n(standard input):two\n2\n" \ 45 "" "one\ntwo\ntwo\nthree\nthree\nthree\n" 46testing "grep -q - nofile (specify stdin and nonexisting file, no match)" \ 47 "grep -q nomatch - nonexistent 2> /dev/null ; echo \$?" \ 48 "2\n" "" "one\ntwo\ntwo\nthree\nthree\nthree\n" 49# SUSv3: If the -q option is specified, the exit status shall be zero 50# if an input line is selected, even if an error was detected. 51testing "grep -q - nofile (specify stdin and nonexisting file, match)" \ 52 "grep -q two - nonexistent ; echo \$?" \ 53 "0\n" "" "one\ntwo\ntwo\nthree\nthree\nthree\n" 54 55# Test various command line options 56# -s no error messages 57testing "grep -s nofile (nonexisting file, no match)" \ 58 "grep -s nomatch nonexistent ; echo \$?" "2\n" "" "" 59testing "grep -s nofile - (stdin and nonexisting file, match)" \ 60 "grep -s domatch nonexistent - ; echo \$?" \ 61 "(standard input):domatch\n2\n" "" "nomatch\ndomatch\nend\n" 62 63# This doesn't match GNU behaviour (Binary file input matches) 64# acts like GNU grep -a 65testing "grep handles binary files" "grep foo input" "foo\n" "\0foo\n\n" "" 66# This doesn't match GNU behaviour (Binary file (standard input) matches) 67# acts like GNU grep -a 68testing "grep handles binary stdin" "grep foo" "foo\n" "" "\0foo\n\n" 69 70testing "grep matches NUL" "grep . input > /dev/null 2>&1 ; echo \$?" \ 71 "0\n" "\0\n" "" 72 73# -e regex 74testing "grep handles multiple regexps" "grep -e one -e two input ; echo \$?" \ 75 "one\ntwo\n0\n" "one\ntwo\n" "" 76 77optional FEATURE_GREP_EGREP_ALIAS 78testing "grep -E supports extended regexps" "grep -E fo+" "foo\n" "" \ 79 "b\ar\nfoo\nbaz" 80testing "grep is also egrep" "egrep foo" "foo\n" "" "foo\nbar\n" 81testing "egrep is not case insensitive" \ 82 "egrep foo ; [ \$? -ne 0 ] && echo yes" "yes\n" "" "FOO\n" 83 84exit $FAILCOUNT 85