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