1#!/bin/bash
2
3[ -f testing.sh ] && . testing.sh
4
5# TODO: coreutils cmp uses stdin if only one file is given
6SKIP_HOST=1 testing "not enough arguments [fail]" 'cmp input 2>/dev/null || echo $?' "2\n" "foo" ""
7
8testing "missing file1 [fail]" 'cmp file1 input 2>/dev/null || echo $?' "2\n" "foo" ""
9
10#mkdir dir
11#testing "directory [fail]" "cmp dir dir 2>/dev/null || echo yes" \
12	#"yes\n" "" ""
13#rmdir dir
14
15echo "ab
16c" > input2
17
18testing "identical files, stdout" "cmp input input2" "" "ab\nc\n" ""
19testing "identical files, return code" "cmp input input2 && echo yes" "yes\n" "ab\nc\n" ""
20
21testing "EOF, stderr" "cmp input input2 2>&1" "cmp: EOF on input2\n" "ab\nc\nx" ""
22testing "EOF, return code" "cmp input input2 2>/dev/null || echo yes" "yes\n" "ab\nc\nx" ""
23# The gnu/dammit version fails this because posix says "char" and they don't.
24testing "diff, stdout" "cmp input input2" "input input2 differ: char 4, line 2\n" "ab\nx\nx" ""
25testing "diff, return code" "cmp input input2 > /dev/null || echo yes" "yes\n" "ab\nx\nx" ""
26
27testing "-s EOF, return code" "cmp -s input input2 2>&1 || echo yes"  "yes\n" "ab\nc\nx" ""
28testing "-s diff, return code" "cmp -s input input2 2>&1 || echo yes" "yes\n" "ab\nx\nx" ""
29
30testing "-l EOF, stderr" "cmp -l input input2 2>&1" "cmp: EOF on input2\n" "ab\nc\nx" ""
31testing "-l diff and EOF, stdout and stderr" "cmp -l input input2 2>&1 | sort" "4 170 143\ncmp: EOF on input2\n" "ab\nx\nx" ""
32
33testing "-s not exist" "cmp -s input doesnotexist 2>&1 || echo yes" "yes\n" "" ""
34
35rm input2
36
37testing "stdin and file" "cmp input -" "input - differ: char 4, line 2\n" "ab\nc\n" "ab\nx\n"
38#testing "stdin and stdin" "cmp input -" "" "" "ab\nc\n"
39
40