testsuite/printf.tests

   1 #!/bin/sh
   2 # Copyright 2008 by Denys Vlasenko
   3 # Licensed under GPLv2, see file LICENSE in this source tree.
   4
   5 . ./testing.sh
   6
   7 # Need this in order to not execute shell builtin
   8 bb="busybox "
   9
  10 # testing "test name" "command" "expected result" "file input" "stdin"
  11
  12 testing "printf produces no further output 1" \
  13         "${bb}printf '\c' foo" \
  14         "" \
  15         "" ""
  16
  17 testing "printf produces no further output 2" \
  18         "${bb}printf '%s\c' foo bar" \
  19         "foo" \
  20         "" ""
  21
  22 testing "printf repeatedly uses pattern for each argv" \
  23         "${bb}printf '%s\n' foo '$HOME'" \
  24         "foo\n$HOME\n" \
  25         "" ""
  26
  27 testing "printf understands %b escaped_string" \
  28         "${bb}printf '%b' 'a\tb' 'c\\d\n' 2>&1; echo \$?" \
  29         "a\tbc\\d\n""0\n" \
  30         "" ""
  31
  32 testing "printf understands %d '\"x' \"'y\" \"'zTAIL\"" \
  33         "${bb}printf '%d\n' '\"x' \"'y\" \"'zTAIL\" 2>&1; echo \$?" \
  34         "120\n""121\n""122\n""0\n" \
  35         "" ""
  36
  37 testing "printf understands %s '\"x' \"'y\" \"'zTAIL\"" \
  38         "${bb}printf '%s\n' '\"x' \"'y\" \"'zTAIL\" 2>&1; echo \$?" \
  39         "\"x\n""'y\n""'zTAIL\n""0\n" \
  40         "" ""
  41
  42 testing "printf understands %23.12f" \
  43         "${bb}printf '|%23.12f|\n' 5.25 2>&1; echo \$?" \
  44         "|         5.250000000000|\n""0\n" \
  45         "" ""
  46
  47 testing "printf understands %*.*f" \
  48         "${bb}printf '|%*.*f|\n' 23 12 5.25 2>&1; echo \$?" \
  49         "|         5.250000000000|\n""0\n" \
  50         "" ""
  51
  52 testing "printf understands %*f with negative width" \
  53         "${bb}printf '|%*f|\n' -23 5.25 2>&1; echo \$?" \
  54         "|5.250000               |\n""0\n" \
  55         "" ""
  56
  57 testing "printf understands %.*f with negative precision" \
  58         "${bb}printf '|%.*f|\n' -12 5.25 2>&1; echo \$?" \
  59         "|5.250000|\n""0\n" \
  60         "" ""
  61
  62 testing "printf understands %*.*f with negative width/precision" \
  63         "${bb}printf '|%*.*f|\n' -23 -12 5.25 2>&1; echo \$?" \
  64         "|5.250000               |\n""0\n" \
  65         "" ""
  66
  67 testing "printf understands %zd" \
  68         "${bb}printf '%zd\n' -5 2>&1; echo \$?" \
  69         "-5\n""0\n" \
  70         "" ""
  71
  72 testing "printf understands %ld" \
  73         "${bb}printf '%ld\n' -5 2>&1; echo \$?" \
  74         "-5\n""0\n" \
  75         "" ""
  76
  77 testing "printf understands %Ld" \
  78         "${bb}printf '%Ld\n' -5 2>&1; echo \$?" \
  79         "-5\n""0\n" \
  80         "" ""
  81
  82 testing "printf understands %%" \
  83         "${bb}printf '%%\n' 2>&1; echo \$?" \
  84         "%\n""0\n" \
  85         "" ""
  86
  87 testing "printf handles positive numbers for %d" \
  88         "${bb}printf '%d\n' 3 +3 '   3' '   +3' 2>&1; echo \$?" \
  89         "3\n"\
  90 "3\n"\
  91 "3\n"\
  92 "3\n""0\n" \
  93         "" ""
  94
  95 testing "printf handles positive numbers for %i" \
  96         "${bb}printf '%i\n' 3 +3 '   3' '   +3' 2>&1; echo \$?" \
  97         "3\n"\
  98 "3\n"\
  99 "3\n"\
 100 "3\n""0\n" \
 101         "" ""
 102
 103 testing "printf handles positive numbers for %x" \
 104         "${bb}printf '%x\n' 42 +42 '   42' '   +42' 2>&1; echo \$?" \
 105         "2a\n"\
 106 "2a\n"\
 107 "2a\n"\
 108 "2a\n""0\n" \
 109         "" ""
 110
 111 testing "printf handles positive numbers for %f" \
 112         "${bb}printf '%0.3f\n' .42 +.42 '   .42' '   +.42' 2>&1; echo \$?" \
 113         "0.420\n"\
 114 "0.420\n"\
 115 "0.420\n"\
 116 "0.420\n""0\n" \
 117         "" ""
 118
 119
 120 # "FIXED" now to act compatibly
 121 ## We are "more correct" here than bash/coreutils: they happily print -2
 122 ## as if it is a huge unsigned number
 123 #testing "printf handles %u -N" \
 124 #       "${bb}printf '%u\n' 1 -2 3 2>&1; echo \$?" \
 125 #       "1\n""printf: -2: invalid number\n""0\n""3\n""0\n" \
 126 #       "" ""
 127
 128 testing "printf handles %d bad_input" \
 129         "${bb}printf '%d\n' 1 - 2 bad 3 123bad 4 2>&1; echo \$?" \
 130 "1\n""printf: invalid number '-'\n""0\n"\
 131 "2\n""printf: invalid number 'bad'\n""0\n"\
 132 "3\n""printf: invalid number '123bad'\n""0\n"\
 133 "4\n""1\n" \
 134         "" ""
 135
 136 testing "printf aborts on bare %" \
 137         "${bb}printf '%' a b c 2>&1; echo \$?" \
 138         "printf: %: invalid format\n""1\n" \
 139         "" ""
 140
 141 testing "printf aborts on %r" \
 142         "${bb}printf '%r' a b c 2>&1; echo \$?" \
 143         "printf: %r: invalid format\n""1\n" \
 144         "" ""
 145
 146 testing "printf treats leading 0 as flag" \
 147         "${bb}printf '%0*d\n' 2 1 2>&1; echo \$?" \
 148         "01\n""0\n" \
 149         "" ""
 150
 151 testing "printf handles multiple flags" \
 152         "${bb}printf '%0 d\n' 2 2>&1; echo \$?" \
 153         " 2\n""0\n" \
 154         "" ""
 155
 156 exit $FAILCOUNT