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46 lines
1.9 KiB
46 lines
1.9 KiB
#!/bin/bash
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[ -f testing.sh ] && . testing.sh
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# TODO: coreutils cmp uses stdin if only one file is given
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testing "one argument match" 'cmp input && echo yes' "yes\n" \
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"one\ntwo\nthree" "one\ntwo\nthree"
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# posix says ""%s %s differ: char %d, line %d\n" but diffutils says "byte"
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testing "one argument diff" 'cmp input | sed s/byte/char/' \
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"input - differ: char 5, line 2\n" "one\ntwo\nthree" "one\nboing\nthree"
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testing "missing file1 [fail]" 'cmp file1 input 2>/dev/null || echo $?' "2\n" "foo" ""
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#mkdir dir
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#testing "directory [fail]" "cmp dir dir 2>/dev/null || echo yes" \
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#"yes\n" "" ""
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#rmdir dir
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echo "ab
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c" > input2
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testing "identical files, stdout" "cmp input input2" "" "ab\nc\n" ""
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testing "identical files, return code" "cmp input input2 && echo yes" "yes\n" "ab\nc\n" ""
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testing "EOF, stderr" "cmp input input2 2>&1" "cmp: EOF on input2\n" "ab\nc\nx" ""
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testing "EOF, return code" "cmp input input2 2>/dev/null || echo yes" "yes\n" "ab\nc\nx" ""
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# The gnu/dammit version fails this because posix says "char" and they don't.
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testing "diff, stdout" "cmp input input2 | sed s/byte/char/" \
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"input input2 differ: char 4, line 2\n" "ab\nx\nx" ""
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testing "diff, return code" "cmp input input2 > /dev/null || echo yes" "yes\n" "ab\nx\nx" ""
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testing "-s EOF, return code" "cmp -s input input2 2>&1 || echo yes" "yes\n" "ab\nc\nx" ""
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testing "-s diff, return code" "cmp -s input input2 2>&1 || echo yes" "yes\n" "ab\nx\nx" ""
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testing "-l EOF, stderr" "cmp -l input input2 2>&1" "cmp: EOF on input2\n" "ab\nc\nx" ""
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testing "-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" ""
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testing "-s not exist" "cmp -s input doesnotexist 2>&1 || echo yes" "yes\n" "x" ""
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rm input2
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testing "stdin and file" "cmp input - | sed s/byte/char/" \
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"input - differ: char 4, line 2\n" "ab\nc\n" "ab\nx\n"
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#testing "stdin and stdin" "cmp input -" "" "" "ab\nc\n"
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