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 << EOF
  11 usage: test-parse-options <options>
  12
  13     -b, --boolean         get a boolean
  14     -4, --or4             bitwise-or boolean with ...0100
  15     --neg-or4             same as --no-or4
  16
  17     -i, --integer <n>     get a integer
  18     -j <n>                get a integer, too
  19     --set23               set integer to 23
  20     -t <time>             get timestamp of <time>
  21     -L, --length <str>    get length of <str>
  22     -F, --file <file>     set file to <file>
  23
  24 String options
  25     -s, --string <string>
  26                           get a string
  27     --string2 <str>       get another string
  28     --st <st>             get another string (pervert ordering)
  29     -o <str>              get another string
  30     --default-string      set string to default
  31
  32 Magic arguments
  33     --quux                means --quux
  34     -NUM                  set integer to NUM
  35     +                     same as -b
  36     --ambiguous           positive ambiguity
  37     --no-ambiguous        negative ambiguity
  38
  39 Standard options
  40     --abbrev[=<n>]        use <n> digits to display SHA-1s
  41     -v, --verbose         be verbose
  42     -n, --dry-run         dry run
  43     -q, --quiet           be quiet
  44
  45 EOF
  46
  47 test_expect_success 'test help' '
  48         test_must_fail test-parse-options -h > output 2> output.err &&
  49         test ! -s output.err &&
  50         test_cmp expect output
  51 '
  52
  53 mv expect expect.err
  54
  55 cat > expect << EOF
  56 boolean: 2
  57 integer: 1729
  58 timestamp: 0
  59 string: 123
  60 abbrev: 7
  61 verbose: 2
  62 quiet: no
  63 dry run: yes
  64 file: prefix/my.file
  65 EOF
  66
  67 test_expect_success 'short options' '
  68         test-parse-options -s123 -b -i 1729 -b -vv -n -F my.file \
  69         > output 2> output.err &&
  70         test_cmp expect output &&
  71         test ! -s output.err
  72 '
  73
  74 cat > expect << EOF
  75 boolean: 2
  76 integer: 1729
  77 timestamp: 0
  78 string: 321
  79 abbrev: 10
  80 verbose: 2
  81 quiet: no
  82 dry run: no
  83 file: prefix/fi.le
  84 EOF
  85
  86 test_expect_success 'long options' '
  87         test-parse-options --boolean --integer 1729 --boolean --string2=321 \
  88                 --verbose --verbose --no-dry-run --abbrev=10 --file fi.le\
  89                 > output 2> output.err &&
  90         test ! -s output.err &&
  91         test_cmp expect output
  92 '
  93
  94 test_expect_success 'missing required value' '
  95         test-parse-options -s;
  96         test $? = 129 &&
  97         test-parse-options --string;
  98         test $? = 129 &&
  99         test-parse-options --file;
 100         test $? = 129
 101 '
 102
 103 cat > expect << EOF
 104 boolean: 1
 105 integer: 13
 106 timestamp: 0
 107 string: 123
 108 abbrev: 7
 109 verbose: 0
 110 quiet: no
 111 dry run: no
 112 file: (not set)
 113 arg 00: a1
 114 arg 01: b1
 115 arg 02: --boolean
 116 EOF
 117
 118 test_expect_success 'intermingled arguments' '
 119         test-parse-options a1 --string 123 b1 --boolean -j 13 -- --boolean \
 120                 > output 2> output.err &&
 121         test ! -s output.err &&
 122         test_cmp expect output
 123 '
 124
 125 cat > expect << EOF
 126 boolean: 0
 127 integer: 2
 128 timestamp: 0
 129 string: (not set)
 130 abbrev: 7
 131 verbose: 0
 132 quiet: no
 133 dry run: no
 134 file: (not set)
 135 EOF
 136
 137 test_expect_success 'unambiguously abbreviated option' '
 138         test-parse-options --int 2 --boolean --no-bo > output 2> output.err &&
 139         test ! -s output.err &&
 140         test_cmp expect output
 141 '
 142
 143 test_expect_success 'unambiguously abbreviated option with "="' '
 144         test-parse-options --int=2 > output 2> output.err &&
 145         test ! -s output.err &&
 146         test_cmp expect output
 147 '
 148
 149 test_expect_success 'ambiguously abbreviated option' '
 150         test-parse-options --strin 123;
 151         test $? = 129
 152 '
 153
 154 cat > expect << EOF
 155 boolean: 0
 156 integer: 0
 157 timestamp: 0
 158 string: 123
 159 abbrev: 7
 160 verbose: 0
 161 quiet: no
 162 dry run: no
 163 file: (not set)
 164 EOF
 165
 166 test_expect_success 'non ambiguous option (after two options it abbreviates)' '
 167         test-parse-options --st 123 > output 2> output.err &&
 168         test ! -s output.err &&
 169         test_cmp expect output
 170 '
 171
 172 cat > typo.err << EOF
 173 error: did you mean \`--boolean\` (with two dashes ?)
 174 EOF
 175
 176 test_expect_success 'detect possible typos' '
 177         test_must_fail test-parse-options -boolean > output 2> output.err &&
 178         test ! -s output &&
 179         test_cmp typo.err output.err
 180 '
 181
 182 cat > expect <<EOF
 183 boolean: 0
 184 integer: 0
 185 timestamp: 0
 186 string: (not set)
 187 abbrev: 7
 188 verbose: 0
 189 quiet: no
 190 dry run: no
 191 file: (not set)
 192 arg 00: --quux
 193 EOF
 194
 195 test_expect_success 'keep some options as arguments' '
 196         test-parse-options --quux > output 2> output.err &&
 197         test ! -s output.err &&
 198         test_cmp expect output
 199 '
 200
 201 cat > expect <<EOF
 202 boolean: 0
 203 integer: 0
 204 timestamp: 1
 205 string: default
 206 abbrev: 7
 207 verbose: 0
 208 quiet: yes
 209 dry run: no
 210 file: (not set)
 211 arg 00: foo
 212 EOF
 213
 214 test_expect_success 'OPT_DATE() and OPT_SET_PTR() work' '
 215         test-parse-options -t "1970-01-01 00:00:01 +0000" --default-string \
 216                 foo -q > output 2> output.err &&
 217         test ! -s output.err &&
 218         test_cmp expect output
 219 '
 220
 221 cat > expect <<EOF
 222 Callback: "four", 0
 223 boolean: 5
 224 integer: 4
 225 timestamp: 0
 226 string: (not set)
 227 abbrev: 7
 228 verbose: 0
 229 quiet: no
 230 dry run: no
 231 file: (not set)
 232 EOF
 233
 234 test_expect_success 'OPT_CALLBACK() and OPT_BIT() work' '
 235         test-parse-options --length=four -b -4 > output 2> output.err &&
 236         test ! -s output.err &&
 237         test_cmp expect output
 238 '
 239
 240 cat > expect <<EOF
 241 Callback: "not set", 1
 242 EOF
 243
 244 test_expect_success 'OPT_CALLBACK() and callback errors work' '
 245         test_must_fail test-parse-options --no-length > output 2> output.err &&
 246         test_cmp expect output &&
 247         test_cmp expect.err output.err
 248 '
 249
 250 cat > expect <<EOF
 251 boolean: 1
 252 integer: 23
 253 timestamp: 0
 254 string: (not set)
 255 abbrev: 7
 256 verbose: 0
 257 quiet: no
 258 dry run: no
 259 file: (not set)
 260 EOF
 261
 262 test_expect_success 'OPT_BIT() and OPT_SET_INT() work' '
 263         test-parse-options --set23 -bbbbb --no-or4 > output 2> output.err &&
 264         test ! -s output.err &&
 265         test_cmp expect output
 266 '
 267
 268 test_expect_success 'OPT_NEGBIT() and OPT_SET_INT() work' '
 269         test-parse-options --set23 -bbbbb --neg-or4 > output 2> output.err &&
 270         test ! -s output.err &&
 271         test_cmp expect output
 272 '
 273
 274 cat > expect <<EOF
 275 boolean: 6
 276 integer: 0
 277 timestamp: 0
 278 string: (not set)
 279 abbrev: 7
 280 verbose: 0
 281 quiet: no
 282 dry run: no
 283 file: (not set)
 284 EOF
 285
 286 test_expect_success 'OPT_BIT() works' '
 287         test-parse-options -bb --or4 > output 2> output.err &&
 288         test ! -s output.err &&
 289         test_cmp expect output
 290 '
 291
 292 test_expect_success 'OPT_NEGBIT() works' '
 293         test-parse-options -bb --no-neg-or4 > output 2> output.err &&
 294         test ! -s output.err &&
 295         test_cmp expect output
 296 '
 297
 298 test_expect_success 'OPT_BOOLEAN() with PARSE_OPT_NODASH works' '
 299         test-parse-options + + + + + + > output 2> output.err &&
 300         test ! -s output.err &&
 301         test_cmp expect output
 302 '
 303
 304 cat > expect <<EOF
 305 boolean: 0
 306 integer: 12345
 307 timestamp: 0
 308 string: (not set)
 309 abbrev: 7
 310 verbose: 0
 311 quiet: no
 312 dry run: no
 313 file: (not set)
 314 EOF
 315
 316 test_expect_success 'OPT_NUMBER_CALLBACK() works' '
 317         test-parse-options -12345 > output 2> output.err &&
 318         test ! -s output.err &&
 319         test_cmp expect output
 320 '
 321
 322 cat >expect <<EOF
 323 boolean: 0
 324 integer: 0
 325 timestamp: 0
 326 string: (not set)
 327 abbrev: 7
 328 verbose: 0
 329 quiet: no
 330 dry run: no
 331 file: (not set)
 332 EOF
 333
 334 test_expect_success 'negation of OPT_NONEG flags is not ambiguous' '
 335         test-parse-options --no-ambig >output 2>output.err &&
 336         test ! -s output.err &&
 337         test_cmp expect output
 338 '
 339
 340 test_done