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 EOF
  25
  26 test_expect_success 'test help' '
  27         ! test-parse-options -h > output 2> output.err &&
  28         test ! -s output &&
  29         git diff expect.err output.err
  30 '
  31
  32 cat > expect << EOF
  33 boolean: 2
  34 integer: 1729
  35 string: 123
  36 EOF
  37
  38 test_expect_success 'short options' '
  39         test-parse-options -s123 -b -i 1729 -b > output 2> output.err &&
  40         git diff expect output &&
  41         test ! -s output.err
  42 '
  43 cat > expect << EOF
  44 boolean: 2
  45 integer: 1729
  46 string: 321
  47 EOF
  48
  49 test_expect_success 'long options' '
  50         test-parse-options --boolean --integer 1729 --boolean --string2=321 \
  51                 > output 2> output.err &&
  52         test ! -s output.err &&
  53         git diff expect output
  54 '
  55
  56 cat > expect << EOF
  57 boolean: 1
  58 integer: 13
  59 string: 123
  60 arg 00: a1
  61 arg 01: b1
  62 arg 02: --boolean
  63 EOF
  64
  65 test_expect_success 'intermingled arguments' '
  66         test-parse-options a1 --string 123 b1 --boolean -j 13 -- --boolean \
  67                 > output 2> output.err &&
  68         test ! -s output.err &&
  69         git diff expect output
  70 '
  71
  72 cat > expect << EOF
  73 boolean: 0
  74 integer: 2
  75 string: (not set)
  76 EOF
  77
  78 test_expect_success 'unambiguously abbreviated option' '
  79         test-parse-options --int 2 --boolean --no-bo > output 2> output.err &&
  80         test ! -s output.err &&
  81         git diff expect output
  82 '
  83
  84 test_expect_success 'unambiguously abbreviated option with "="' '
  85         test-parse-options --int=2 > output 2> output.err &&
  86         test ! -s output.err &&
  87         git diff expect output
  88 '
  89
  90 test_expect_failure 'ambiguously abbreviated option' '
  91         test-parse-options --strin 123;
  92         test $? != 129
  93 '
  94
  95 cat > expect << EOF
  96 boolean: 0
  97 integer: 0
  98 string: 123
  99 EOF
 100
 101 test_expect_success 'non ambiguous option (after two options it abbreviates)' '
 102         test-parse-options --st 123 > output 2> output.err &&
 103         test ! -s output.err &&
 104         git diff expect output
 105 '
 106
 107 cat > expect.err << EOF
 108 error: did you mean \`--boolean\` (with two dashes ?)
 109 EOF
 110
 111 test_expect_success 'detect possible typos' '
 112         ! test-parse-options -boolean > output 2> output.err &&
 113         test ! -s output &&
 114         git diff expect.err output.err
 115 '
 116
 117 test_done