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     --yes                 get a boolean
  14     -D, --no-doubt        begins with 'no-'
  15     -B, --no-fear         be brave
  16     -b, --boolean         increment by one
  17     -4, --or4             bitwise-or boolean with ...0100
  18     --neg-or4             same as --no-or4
  19
  20     -i, --integer <n>     get a integer
  21     -j <n>                get a integer, too
  22     --set23               set integer to 23
  23     -t <time>             get timestamp of <time>
  24     -L, --length <str>    get length of <str>
  25     -F, --file <file>     set file to <file>
  26
  27 String options
  28     -s, --string <string>
  29                           get a string
  30     --string2 <str>       get another string
  31     --st <st>             get another string (pervert ordering)
  32     -o <str>              get another string
  33     --default-string      set string to default
  34     --list <str>          add str to list
  35
  36 Magic arguments
  37     --quux                means --quux
  38     -NUM                  set integer to NUM
  39     +                     same as -b
  40     --ambiguous           positive ambiguity
  41     --no-ambiguous        negative ambiguity
  42
  43 Standard options
  44     --abbrev[=<n>]        use <n> digits to display SHA-1s
  45     -v, --verbose         be verbose
  46     -n, --dry-run         dry run
  47     -q, --quiet           be quiet
  48
  49 EOF
  50
  51 test_expect_success 'test help' '
  52         test_must_fail test-parse-options -h > output 2> output.err &&
  53         test ! -s output.err &&
  54         test_cmp expect output
  55 '
  56
  57 mv expect expect.err
  58
  59 cat >expect.template <<EOF
  60 boolean: 0
  61 integer: 0
  62 timestamp: 0
  63 string: (not set)
  64 abbrev: 7
  65 verbose: 0
  66 quiet: no
  67 dry run: no
  68 file: (not set)
  69 EOF
  70
  71 check() {
  72         what="$1" &&
  73         shift &&
  74         expect="$1" &&
  75         shift &&
  76         sed "s/^$what .*/$what $expect/" <expect.template >expect &&
  77         test-parse-options $* >output 2>output.err &&
  78         test ! -s output.err &&
  79         test_cmp expect output
  80 }
  81
  82 check_unknown() {
  83         case "$1" in
  84         --*)
  85                 echo error: unknown option \`${1#--}\' >expect ;;
  86         -*)
  87                 echo error: unknown switch \`${1#-}\' >expect ;;
  88         esac &&
  89         cat expect.err >>expect &&
  90         test_must_fail test-parse-options $* >output 2>output.err &&
  91         test ! -s output &&
  92         test_cmp expect output.err
  93 }
  94
  95 test_expect_success 'OPT_BOOL() #1' 'check boolean: 1 --yes'
  96 test_expect_success 'OPT_BOOL() #2' 'check boolean: 1 --no-doubt'
  97 test_expect_success 'OPT_BOOL() #3' 'check boolean: 1 -D'
  98 test_expect_success 'OPT_BOOL() #4' 'check boolean: 1 --no-fear'
  99 test_expect_success 'OPT_BOOL() #5' 'check boolean: 1 -B'
 100
 101 test_expect_success 'OPT_BOOL() is idempotent #1' 'check boolean: 1 --yes --yes'
 102 test_expect_success 'OPT_BOOL() is idempotent #2' 'check boolean: 1 -DB'
 103
 104 test_expect_success 'OPT_BOOL() negation #1' 'check boolean: 0 -D --no-yes'
 105 test_expect_success 'OPT_BOOL() negation #2' 'check boolean: 0 -D --no-no-doubt'
 106
 107 test_expect_success 'OPT_BOOL() no negation #1' 'check_unknown --fear'
 108 test_expect_success 'OPT_BOOL() no negation #2' 'check_unknown --no-no-fear'
 109
 110 test_expect_success 'OPT_BOOL() positivation' 'check boolean: 0 -D --doubt'
 111
 112 cat > expect << EOF
 113 boolean: 2
 114 integer: 1729
 115 timestamp: 0
 116 string: 123
 117 abbrev: 7
 118 verbose: 2
 119 quiet: no
 120 dry run: yes
 121 file: prefix/my.file
 122 EOF
 123
 124 test_expect_success 'short options' '
 125         test-parse-options -s123 -b -i 1729 -b -vv -n -F my.file \
 126         > output 2> output.err &&
 127         test_cmp expect output &&
 128         test ! -s output.err
 129 '
 130
 131 cat > expect << EOF
 132 boolean: 2
 133 integer: 1729
 134 timestamp: 0
 135 string: 321
 136 abbrev: 10
 137 verbose: 2
 138 quiet: no
 139 dry run: no
 140 file: prefix/fi.le
 141 EOF
 142
 143 test_expect_success 'long options' '
 144         test-parse-options --boolean --integer 1729 --boolean --string2=321 \
 145                 --verbose --verbose --no-dry-run --abbrev=10 --file fi.le\
 146                 --obsolete > output 2> output.err &&
 147         test ! -s output.err &&
 148         test_cmp expect output
 149 '
 150
 151 test_expect_success 'missing required value' '
 152         test-parse-options -s;
 153         test $? = 129 &&
 154         test-parse-options --string;
 155         test $? = 129 &&
 156         test-parse-options --file;
 157         test $? = 129
 158 '
 159
 160 cat > expect << EOF
 161 boolean: 1
 162 integer: 13
 163 timestamp: 0
 164 string: 123
 165 abbrev: 7
 166 verbose: 0
 167 quiet: no
 168 dry run: no
 169 file: (not set)
 170 arg 00: a1
 171 arg 01: b1
 172 arg 02: --boolean
 173 EOF
 174
 175 test_expect_success 'intermingled arguments' '
 176         test-parse-options a1 --string 123 b1 --boolean -j 13 -- --boolean \
 177                 > output 2> output.err &&
 178         test ! -s output.err &&
 179         test_cmp expect output
 180 '
 181
 182 cat > expect << EOF
 183 boolean: 0
 184 integer: 2
 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 EOF
 193
 194 test_expect_success 'unambiguously abbreviated option' '
 195         test-parse-options --int 2 --boolean --no-bo > output 2> output.err &&
 196         test ! -s output.err &&
 197         test_cmp expect output
 198 '
 199
 200 test_expect_success 'unambiguously abbreviated option with "="' '
 201         test-parse-options --int=2 > output 2> output.err &&
 202         test ! -s output.err &&
 203         test_cmp expect output
 204 '
 205
 206 test_expect_success 'ambiguously abbreviated option' '
 207         test-parse-options --strin 123;
 208         test $? = 129
 209 '
 210
 211 cat > expect << EOF
 212 boolean: 0
 213 integer: 0
 214 timestamp: 0
 215 string: 123
 216 abbrev: 7
 217 verbose: 0
 218 quiet: no
 219 dry run: no
 220 file: (not set)
 221 EOF
 222
 223 test_expect_success 'non ambiguous option (after two options it abbreviates)' '
 224         test-parse-options --st 123 > output 2> output.err &&
 225         test ! -s output.err &&
 226         test_cmp expect output
 227 '
 228
 229 cat > typo.err << EOF
 230 error: did you mean \`--boolean\` (with two dashes ?)
 231 EOF
 232
 233 test_expect_success 'detect possible typos' '
 234         test_must_fail test-parse-options -boolean > output 2> output.err &&
 235         test ! -s output &&
 236         test_cmp typo.err output.err
 237 '
 238
 239 cat > typo.err << EOF
 240 error: did you mean \`--ambiguous\` (with two dashes ?)
 241 EOF
 242
 243 test_expect_success 'detect possible typos' '
 244         test_must_fail test-parse-options -ambiguous > output 2> output.err &&
 245         test ! -s output &&
 246         test_cmp typo.err output.err
 247 '
 248
 249 cat > expect <<EOF
 250 boolean: 0
 251 integer: 0
 252 timestamp: 0
 253 string: (not set)
 254 abbrev: 7
 255 verbose: 0
 256 quiet: no
 257 dry run: no
 258 file: (not set)
 259 arg 00: --quux
 260 EOF
 261
 262 test_expect_success 'keep some options as arguments' '
 263         test-parse-options --quux > output 2> output.err &&
 264         test ! -s output.err &&
 265         test_cmp expect output
 266 '
 267
 268 cat > expect <<EOF
 269 boolean: 0
 270 integer: 0
 271 timestamp: 1
 272 string: default
 273 abbrev: 7
 274 verbose: 0
 275 quiet: yes
 276 dry run: no
 277 file: (not set)
 278 arg 00: foo
 279 EOF
 280
 281 test_expect_success 'OPT_DATE() and OPT_SET_PTR() work' '
 282         test-parse-options -t "1970-01-01 00:00:01 +0000" --default-string \
 283                 foo -q > output 2> output.err &&
 284         test ! -s output.err &&
 285         test_cmp expect output
 286 '
 287
 288 cat > expect <<EOF
 289 Callback: "four", 0
 290 boolean: 5
 291 integer: 4
 292 timestamp: 0
 293 string: (not set)
 294 abbrev: 7
 295 verbose: 0
 296 quiet: no
 297 dry run: no
 298 file: (not set)
 299 EOF
 300
 301 test_expect_success 'OPT_CALLBACK() and OPT_BIT() work' '
 302         test-parse-options --length=four -b -4 > output 2> output.err &&
 303         test ! -s output.err &&
 304         test_cmp expect output
 305 '
 306
 307 cat > expect <<EOF
 308 Callback: "not set", 1
 309 EOF
 310
 311 test_expect_success 'OPT_CALLBACK() and callback errors work' '
 312         test_must_fail test-parse-options --no-length > output 2> output.err &&
 313         test_cmp expect output &&
 314         test_cmp expect.err output.err
 315 '
 316
 317 cat > expect <<EOF
 318 boolean: 1
 319 integer: 23
 320 timestamp: 0
 321 string: (not set)
 322 abbrev: 7
 323 verbose: 0
 324 quiet: no
 325 dry run: no
 326 file: (not set)
 327 EOF
 328
 329 test_expect_success 'OPT_BIT() and OPT_SET_INT() work' '
 330         test-parse-options --set23 -bbbbb --no-or4 > output 2> output.err &&
 331         test ! -s output.err &&
 332         test_cmp expect output
 333 '
 334
 335 test_expect_success 'OPT_NEGBIT() and OPT_SET_INT() work' '
 336         test-parse-options --set23 -bbbbb --neg-or4 > output 2> output.err &&
 337         test ! -s output.err &&
 338         test_cmp expect output
 339 '
 340
 341 cat > expect <<EOF
 342 boolean: 6
 343 integer: 0
 344 timestamp: 0
 345 string: (not set)
 346 abbrev: 7
 347 verbose: 0
 348 quiet: no
 349 dry run: no
 350 file: (not set)
 351 EOF
 352
 353 test_expect_success 'OPT_BIT() works' '
 354         test-parse-options -bb --or4 > output 2> output.err &&
 355         test ! -s output.err &&
 356         test_cmp expect output
 357 '
 358
 359 test_expect_success 'OPT_NEGBIT() works' '
 360         test-parse-options -bb --no-neg-or4 > output 2> output.err &&
 361         test ! -s output.err &&
 362         test_cmp expect output
 363 '
 364
 365 test_expect_success 'OPT_COUNTUP() with PARSE_OPT_NODASH works' '
 366         test-parse-options + + + + + + > output 2> output.err &&
 367         test ! -s output.err &&
 368         test_cmp expect output
 369 '
 370
 371 cat > expect <<EOF
 372 boolean: 0
 373 integer: 12345
 374 timestamp: 0
 375 string: (not set)
 376 abbrev: 7
 377 verbose: 0
 378 quiet: no
 379 dry run: no
 380 file: (not set)
 381 EOF
 382
 383 test_expect_success 'OPT_NUMBER_CALLBACK() works' '
 384         test-parse-options -12345 > output 2> output.err &&
 385         test ! -s output.err &&
 386         test_cmp expect output
 387 '
 388
 389 cat >expect <<EOF
 390 boolean: 0
 391 integer: 0
 392 timestamp: 0
 393 string: (not set)
 394 abbrev: 7
 395 verbose: 0
 396 quiet: no
 397 dry run: no
 398 file: (not set)
 399 EOF
 400
 401 test_expect_success 'negation of OPT_NONEG flags is not ambiguous' '
 402         test-parse-options --no-ambig >output 2>output.err &&
 403         test ! -s output.err &&
 404         test_cmp expect output
 405 '
 406
 407 cat >>expect <<'EOF'
 408 list: foo
 409 list: bar
 410 list: baz
 411 EOF
 412 test_expect_success '--list keeps list of strings' '
 413         test-parse-options --list foo --list=bar --list=baz >output &&
 414         test_cmp expect output
 415 '
 416
 417 test_expect_success '--no-list resets list' '
 418         test-parse-options --list=other --list=irrelevant --list=options \
 419                 --no-list --list=foo --list=bar --list=baz >output &&
 420         test_cmp expect output
 421 '
 422
 423 test_done