t/t0040-parse-options.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2007 Johannes Schindelin
   4 #
   5
   6 test_description='our own option parser'
   7
   8 . ./test-lib.sh
   9
  10 cat > expect.err << EOF
  11 usage: test-parse-options <options>
  12
  13     -b, --boolean         get a boolean
  14     -i, --integer <n>     get a integer
  15     -j <n>                get a integer, too
  16
  17 string options
  18     -s, --string <string>
  19                           get a string
  20     --string2 <str>       get another string
  21     --st <st>             get another string (pervert ordering)
  22     -o <str>              get another string
  23
  24 magic arguments
  25     --quux                means --quux
  26
  27 EOF
  28
  29 test_expect_success 'test help' '
  30         ! test-parse-options -h > output 2> output.err &&
  31         test ! -s output &&
  32         test_cmp expect.err output.err
  33 '
  34
  35 cat > expect << EOF
  36 boolean: 2
  37 integer: 1729
  38 string: 123
  39 EOF
  40
  41 test_expect_success 'short options' '
  42         test-parse-options -s123 -b -i 1729 -b > output 2> output.err &&
  43         test_cmp expect output &&
  44         test ! -s output.err
  45 '
  46 cat > expect << EOF
  47 boolean: 2
  48 integer: 1729
  49 string: 321
  50 EOF
  51
  52 test_expect_success 'long options' '
  53         test-parse-options --boolean --integer 1729 --boolean --string2=321 \
  54                 > output 2> output.err &&
  55         test ! -s output.err &&
  56         test_cmp expect output
  57 '
  58
  59 cat > expect << EOF
  60 boolean: 1
  61 integer: 13
  62 string: 123
  63 arg 00: a1
  64 arg 01: b1
  65 arg 02: --boolean
  66 EOF
  67
  68 test_expect_success 'intermingled arguments' '
  69         test-parse-options a1 --string 123 b1 --boolean -j 13 -- --boolean \
  70                 > output 2> output.err &&
  71         test ! -s output.err &&
  72         test_cmp expect output
  73 '
  74
  75 cat > expect << EOF
  76 boolean: 0
  77 integer: 2
  78 string: (not set)
  79 EOF
  80
  81 test_expect_success 'unambiguously abbreviated option' '
  82         test-parse-options --int 2 --boolean --no-bo > output 2> output.err &&
  83         test ! -s output.err &&
  84         test_cmp expect output
  85 '
  86
  87 test_expect_success 'unambiguously abbreviated option with "="' '
  88         test-parse-options --int=2 > output 2> output.err &&
  89         test ! -s output.err &&
  90         test_cmp expect output
  91 '
  92
  93 test_expect_success 'ambiguously abbreviated option' '
  94         test-parse-options --strin 123;
  95         test $? = 129
  96 '
  97
  98 cat > expect << EOF
  99 boolean: 0
 100 integer: 0
 101 string: 123
 102 EOF
 103
 104 test_expect_success 'non ambiguous option (after two options it abbreviates)' '
 105         test-parse-options --st 123 > output 2> output.err &&
 106         test ! -s output.err &&
 107         test_cmp expect output
 108 '
 109
 110 cat > expect.err << EOF
 111 error: did you mean \`--boolean\` (with two dashes ?)
 112 EOF
 113
 114 test_expect_success 'detect possible typos' '
 115         ! test-parse-options -boolean > output 2> output.err &&
 116         test ! -s output &&
 117         test_cmp expect.err output.err
 118 '
 119
 120 cat > expect <<EOF
 121 boolean: 0
 122 integer: 0
 123 string: (not set)
 124 arg 00: --quux
 125 EOF
 126
 127 test_expect_success 'keep some options as arguments' '
 128         test-parse-options --quux > output 2> output.err &&
 129         test ! -s output.err &&
 130         test_cmp expect output
 131 '
 132
 133 test_done