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Diffstat (limited to 't/t0040-parse-options.sh')
| -rwxr-xr-x | t/t0040-parse-options.sh | 754 |
1 files changed, 754 insertions, 0 deletions
diff --git a/t/t0040-parse-options.sh b/t/t0040-parse-options.sh new file mode 100755 index 0000000..8fdef88 --- /dev/null +++ b/t/t0040-parse-options.sh @@ -0,0 +1,754 @@ +#!/bin/sh +# +# Copyright (c) 2007 Johannes Schindelin +# + +test_description='our own option parser' + +TEST_PASSES_SANITIZE_LEAK=true +. ./test-lib.sh + +cat >expect <<\EOF +usage: test-tool parse-options <options> + + A helper function for the parse-options API. + + --[no-]yes get a boolean + -D, --no-doubt begins with 'no-' + --doubt opposite of --no-doubt + -B, --no-fear be brave + -b, --[no-]boolean increment by one + -4, --[no-]or4 bitwise-or boolean with ...0100 + --[no-]neg-or4 same as --no-or4 + + -i, --[no-]integer <n> + get a integer + -j <n> get a integer, too + -m, --magnitude <n> get a magnitude + --[no-]set23 set integer to 23 + --mode1 set integer to 1 (cmdmode option) + --mode2 set integer to 2 (cmdmode option) + --[no-]mode34 (3|4) set integer to 3 or 4 (cmdmode option) + -L, --[no-]length <str> + get length of <str> + -F, --[no-]file <file> + set file to <file> + +String options + -s, --[no-]string <string> + get a string + --[no-]string2 <str> get another string + --[no-]st <st> get another string (pervert ordering) + -o <str> get another string + --longhelp help text of this entry + spans multiple lines + --[no-]list <str> add str to list + +Magic arguments + -NUM set integer to NUM + + same as -b + --ambiguous positive ambiguity + --no-ambiguous negative ambiguity + +Standard options + --[no-]abbrev[=<n>] use <n> digits to display object names + -v, --[no-]verbose be verbose + -n, --[no-]dry-run dry run + -q, --[no-]quiet be quiet + --[no-]expect <string> + expected output in the variable dump + +Alias + -A, --[no-]alias-source <string> + get a string + -Z, --[no-]alias-target <string> + alias of --alias-source + +EOF + +test_expect_success 'test help' ' + test_must_fail test-tool parse-options -h >output 2>output.err && + test_must_be_empty output.err && + test_cmp expect output +' + +mv expect expect.err + +check () { + what="$1" && + shift && + expect="$1" && + shift && + test-tool parse-options --expect="$what $expect" "$@" +} + +check_unknown_i18n() { + case "$1" in + --*) + echo error: unknown option \`${1#--}\' >expect ;; + -*) + echo error: unknown switch \`${1#-}\' >expect ;; + esac && + cat expect.err >>expect && + test_must_fail test-tool parse-options $* >output 2>output.err && + test_must_be_empty output && + test_cmp expect output.err +} + +test_expect_success 'OPT_BOOL() #1' 'check boolean: 1 --yes' +test_expect_success 'OPT_BOOL() #2' 'check boolean: 1 --no-doubt' +test_expect_success 'OPT_BOOL() #3' 'check boolean: 1 -D' +test_expect_success 'OPT_BOOL() #4' 'check boolean: 1 --no-fear' +test_expect_success 'OPT_BOOL() #5' 'check boolean: 1 -B' + +test_expect_success 'OPT_BOOL() is idempotent #1' 'check boolean: 1 --yes --yes' +test_expect_success 'OPT_BOOL() is idempotent #2' 'check boolean: 1 -DB' + +test_expect_success 'OPT_BOOL() negation #1' 'check boolean: 0 -D --no-yes' +test_expect_success 'OPT_BOOL() negation #2' 'check boolean: 0 -D --no-no-doubt' + +test_expect_success 'OPT_BOOL() no negation #1' 'check_unknown_i18n --fear' +test_expect_success 'OPT_BOOL() no negation #2' 'check_unknown_i18n --no-no-fear' + +test_expect_success 'OPT_BOOL() positivation' 'check boolean: 0 -D --doubt' + +test_expect_success 'OPT_INT() negative' 'check integer: -2345 -i -2345' + +test_expect_success 'OPT_MAGNITUDE() simple' ' + check magnitude: 2345678 -m 2345678 +' + +test_expect_success 'OPT_MAGNITUDE() kilo' ' + check magnitude: 239616 -m 234k +' + +test_expect_success 'OPT_MAGNITUDE() mega' ' + check magnitude: 104857600 -m 100m +' + +test_expect_success 'OPT_MAGNITUDE() giga' ' + check magnitude: 1073741824 -m 1g +' + +test_expect_success 'OPT_MAGNITUDE() 3giga' ' + check magnitude: 3221225472 -m 3g +' + +cat >expect <<\EOF +boolean: 2 +integer: 1729 +magnitude: 16384 +timestamp: 0 +string: 123 +abbrev: 7 +verbose: 2 +quiet: 0 +dry run: yes +file: prefix/my.file +EOF + +test_expect_success 'short options' ' + test-tool parse-options -s123 -b -i 1729 -m 16k -b -vv -n -F my.file \ + >output 2>output.err && + test_cmp expect output && + test_must_be_empty output.err +' + +cat >expect <<\EOF +boolean: 2 +integer: 1729 +magnitude: 16384 +timestamp: 0 +string: 321 +abbrev: 10 +verbose: 2 +quiet: 0 +dry run: no +file: prefix/fi.le +EOF + +test_expect_success 'long options' ' + test-tool parse-options --boolean --integer 1729 --magnitude 16k \ + --boolean --string2=321 --verbose --verbose --no-dry-run \ + --abbrev=10 --file fi.le --obsolete \ + >output 2>output.err && + test_must_be_empty output.err && + test_cmp expect output +' + +test_expect_success 'missing required value' ' + cat >expect <<-\EOF && + error: switch `s'\'' requires a value + EOF + test_expect_code 129 test-tool parse-options -s 2>actual && + test_cmp expect actual && + + cat >expect <<-\EOF && + error: option `string'\'' requires a value + EOF + test_expect_code 129 test-tool parse-options --string 2>actual && + test_cmp expect actual && + + cat >expect <<-\EOF && + error: option `file'\'' requires a value + EOF + test_expect_code 129 test-tool parse-options --file 2>actual && + test_cmp expect actual +' + +test_expect_success 'superfluous value provided: boolean' ' + cat >expect <<-\EOF && + error: option `yes'\'' takes no value + EOF + test_expect_code 129 test-tool parse-options --yes=hi 2>actual && + test_cmp expect actual && + + cat >expect <<-\EOF && + error: option `no-yes'\'' takes no value + EOF + test_expect_code 129 test-tool parse-options --no-yes=hi 2>actual && + test_cmp expect actual +' + +test_expect_success 'superfluous value provided: cmdmode' ' + cat >expect <<-\EOF && + error: option `mode1'\'' takes no value + EOF + test_expect_code 129 test-tool parse-options --mode1=hi 2>actual && + test_cmp expect actual +' + +cat >expect <<\EOF +boolean: 1 +integer: 13 +magnitude: 0 +timestamp: 0 +string: 123 +abbrev: 7 +verbose: -1 +quiet: 0 +dry run: no +file: (not set) +arg 00: a1 +arg 01: b1 +arg 02: --boolean +EOF + +test_expect_success 'intermingled arguments' ' + test-tool parse-options a1 --string 123 b1 --boolean -j 13 -- --boolean \ + >output 2>output.err && + test_must_be_empty output.err && + test_cmp expect output +' + +cat >expect <<\EOF +boolean: 0 +integer: 2 +magnitude: 0 +timestamp: 0 +string: (not set) +abbrev: 7 +verbose: -1 +quiet: 0 +dry run: no +file: (not set) +EOF + +test_expect_success 'unambiguously abbreviated option' ' + GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS=false \ + test-tool parse-options --int 2 --boolean --no-bo >output 2>output.err && + test_must_be_empty output.err && + test_cmp expect output +' + +test_expect_success 'unambiguously abbreviated option with "="' ' + GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS=false \ + test-tool parse-options --expect="integer: 2" --int=2 +' + +test_expect_success 'ambiguously abbreviated option' ' + test_expect_code 129 env GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS=false \ + test-tool parse-options --strin 123 +' + +test_expect_success 'non ambiguous option (after two options it abbreviates)' ' + GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS=false \ + test-tool parse-options --expect="string: 123" --st 123 +' + +test_expect_success 'Alias options do not contribute to abbreviation' ' + test-tool parse-options --alias-source 123 >output && + grep "^string: 123" output && + test-tool parse-options --alias-target 123 >output && + grep "^string: 123" output && + test_must_fail test-tool parse-options --alias && + GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS=false \ + test-tool parse-options --alias 123 >output && + grep "^string: 123" output +' + +cat >typo.err <<\EOF +error: did you mean `--boolean` (with two dashes)? +EOF + +test_expect_success 'detect possible typos' ' + test_must_fail test-tool parse-options -boolean >output 2>output.err && + test_must_be_empty output && + test_cmp typo.err output.err +' + +cat >typo.err <<\EOF +error: did you mean `--ambiguous` (with two dashes)? +EOF + +test_expect_success 'detect possible typos' ' + test_must_fail test-tool parse-options -ambiguous >output 2>output.err && + test_must_be_empty output && + test_cmp typo.err output.err +' + +cat >expect <<\EOF +Callback: "four", 0 +boolean: 5 +integer: 4 +magnitude: 0 +timestamp: 0 +string: (not set) +abbrev: 7 +verbose: -1 +quiet: 0 +dry run: no +file: (not set) +EOF + +test_expect_success 'OPT_CALLBACK() and OPT_BIT() work' ' + test-tool parse-options --length=four -b -4 >output 2>output.err && + test_must_be_empty output.err && + test_cmp expect output +' + +test_expect_success 'OPT_CALLBACK() and callback errors work' ' + test_must_fail test-tool parse-options --no-length >output 2>output.err && + test_must_be_empty output && + test_must_be_empty output.err +' + +cat >expect <<\EOF +boolean: 1 +integer: 23 +magnitude: 0 +timestamp: 0 +string: (not set) +abbrev: 7 +verbose: -1 +quiet: 0 +dry run: no +file: (not set) +EOF + +test_expect_success 'OPT_BIT() and OPT_SET_INT() work' ' + test-tool parse-options --set23 -bbbbb --no-or4 >output 2>output.err && + test_must_be_empty output.err && + test_cmp expect output +' + +test_expect_success 'OPT_NEGBIT() and OPT_SET_INT() work' ' + test-tool parse-options --set23 -bbbbb --neg-or4 >output 2>output.err && + test_must_be_empty output.err && + test_cmp expect output +' + +test_expect_success 'OPT_BIT() works' ' + test-tool parse-options --expect="boolean: 6" -bb --or4 +' + +test_expect_success 'OPT_NEGBIT() works' ' + test-tool parse-options --expect="boolean: 6" -bb --no-neg-or4 +' + +test_expect_success 'OPT_CMDMODE() works' ' + test-tool parse-options --expect="integer: 1" --mode1 && + test-tool parse-options --expect="integer: 3" --mode34=3 +' + +test_expect_success 'OPT_CMDMODE() detects incompatibility (1)' ' + test_must_fail test-tool parse-options --mode1 --mode2 >output 2>output.err && + test_must_be_empty output && + test_grep "mode1" output.err && + test_grep "mode2" output.err && + test_grep "is incompatible with" output.err +' + +test_expect_success 'OPT_CMDMODE() detects incompatibility (2)' ' + test_must_fail test-tool parse-options --set23 --mode2 >output 2>output.err && + test_must_be_empty output && + test_grep "mode2" output.err && + test_grep "set23" output.err && + test_grep "is incompatible with" output.err +' + +test_expect_success 'OPT_CMDMODE() detects incompatibility (3)' ' + test_must_fail test-tool parse-options --mode2 --set23 >output 2>output.err && + test_must_be_empty output && + test_grep "mode2" output.err && + test_grep "set23" output.err && + test_grep "is incompatible with" output.err +' + +test_expect_success 'OPT_CMDMODE() detects incompatibility (4)' ' + test_must_fail test-tool parse-options --mode2 --mode34=3 \ + >output 2>output.err && + test_must_be_empty output && + test_grep "mode2" output.err && + test_grep "mode34.3" output.err && + test_grep "is incompatible with" output.err +' + +test_expect_success 'OPT_COUNTUP() with PARSE_OPT_NODASH works' ' + test-tool parse-options --expect="boolean: 6" + + + + + + +' + +test_expect_success 'OPT_NUMBER_CALLBACK() works' ' + test-tool parse-options --expect="integer: 12345" -12345 +' + +cat >expect <<\EOF +boolean: 0 +integer: 0 +magnitude: 0 +timestamp: 0 +string: (not set) +abbrev: 7 +verbose: -1 +quiet: 0 +dry run: no +file: (not set) +EOF + +test_expect_success 'negation of OPT_NONEG flags is not ambiguous' ' + GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS=false \ + test-tool parse-options --no-ambig >output 2>output.err && + test_must_be_empty output.err && + test_cmp expect output +' + +cat >>expect <<\EOF +list: foo +list: bar +list: baz +EOF +test_expect_success '--list keeps list of strings' ' + test-tool parse-options --list foo --list=bar --list=baz >output && + test_cmp expect output +' + +test_expect_success '--no-list resets list' ' + test-tool parse-options --list=other --list=irrelevant --list=options \ + --no-list --list=foo --list=bar --list=baz >output && + test_cmp expect output +' + +test_expect_success 'multiple quiet levels' ' + test-tool parse-options --expect="quiet: 3" -q -q -q +' + +test_expect_success 'multiple verbose levels' ' + test-tool parse-options --expect="verbose: 3" -v -v -v +' + +test_expect_success '--no-quiet sets --quiet to 0' ' + test-tool parse-options --expect="quiet: 0" --no-quiet +' + +test_expect_success '--no-quiet resets multiple -q to 0' ' + test-tool parse-options --expect="quiet: 0" -q -q -q --no-quiet +' + +test_expect_success '--no-verbose sets verbose to 0' ' + test-tool parse-options --expect="verbose: 0" --no-verbose +' + +test_expect_success '--no-verbose resets multiple verbose to 0' ' + test-tool parse-options --expect="verbose: 0" -v -v -v --no-verbose +' + +test_expect_success 'GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS works' ' + GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS=false \ + test-tool parse-options --ye && + test_must_fail env GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS=true \ + test-tool parse-options --ye +' + +test_expect_success '--end-of-options treats remainder as args' ' + test-tool parse-options \ + --expect="verbose: -1" \ + --expect="arg 00: --verbose" \ + --end-of-options --verbose +' + +test_expect_success 'KEEP_DASHDASH works' ' + test-tool parse-options-flags --keep-dashdash cmd --opt=1 -- --opt=2 --unknown >actual && + cat >expect <<-\EOF && + opt: 1 + arg 00: -- + arg 01: --opt=2 + arg 02: --unknown + EOF + test_cmp expect actual +' + +test_expect_success 'KEEP_ARGV0 works' ' + test-tool parse-options-flags --keep-argv0 cmd arg0 --opt=3 >actual && + cat >expect <<-\EOF && + opt: 3 + arg 00: cmd + arg 01: arg0 + EOF + test_cmp expect actual +' + +test_expect_success 'STOP_AT_NON_OPTION works' ' + test-tool parse-options-flags --stop-at-non-option cmd --opt=4 arg0 --opt=5 --unknown >actual && + cat >expect <<-\EOF && + opt: 4 + arg 00: arg0 + arg 01: --opt=5 + arg 02: --unknown + EOF + test_cmp expect actual +' + +test_expect_success 'KEEP_UNKNOWN_OPT works' ' + test-tool parse-options-flags --keep-unknown-opt cmd --unknown=1 --opt=6 -u2 >actual && + cat >expect <<-\EOF && + opt: 6 + arg 00: --unknown=1 + arg 01: -u2 + EOF + test_cmp expect actual +' + +test_expect_success 'NO_INTERNAL_HELP works for -h' ' + test_expect_code 129 test-tool parse-options-flags --no-internal-help cmd -h 2>err && + grep "^error: unknown switch \`h$SQ" err && + grep "^usage: " err +' + +for help_opt in help help-all +do + test_expect_success "NO_INTERNAL_HELP works for --$help_opt" " + test_expect_code 129 test-tool parse-options-flags --no-internal-help cmd --$help_opt 2>err && + grep '^error: unknown option \`'$help_opt\' err && + grep '^usage: ' err + " +done + +test_expect_success 'KEEP_UNKNOWN_OPT | NO_INTERNAL_HELP works' ' + test-tool parse-options-flags --keep-unknown-opt --no-internal-help cmd -h --help --help-all >actual && + cat >expect <<-\EOF && + opt: 0 + arg 00: -h + arg 01: --help + arg 02: --help-all + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - no subcommand shows error and usage' ' + test_expect_code 129 test-tool parse-subcommand cmd 2>err && + grep "^error: need a subcommand" err && + grep ^usage: err +' + +test_expect_success 'subcommand - subcommand after -- shows error and usage' ' + test_expect_code 129 test-tool parse-subcommand cmd -- subcmd-one 2>err && + grep "^error: need a subcommand" err && + grep ^usage: err +' + +test_expect_success 'subcommand - subcommand after --end-of-options shows error and usage' ' + test_expect_code 129 test-tool parse-subcommand cmd --end-of-options subcmd-one 2>err && + grep "^error: need a subcommand" err && + grep ^usage: err +' + +test_expect_success 'subcommand - unknown subcommand shows error and usage' ' + test_expect_code 129 test-tool parse-subcommand cmd nope 2>err && + grep "^error: unknown subcommand: \`nope$SQ" err && + grep ^usage: err +' + +test_expect_success 'subcommand - subcommands cannot be abbreviated' ' + test_expect_code 129 test-tool parse-subcommand cmd subcmd-o 2>err && + grep "^error: unknown subcommand: \`subcmd-o$SQ$" err && + grep ^usage: err +' + +test_expect_success 'subcommand - no negated subcommands' ' + test_expect_code 129 test-tool parse-subcommand cmd no-subcmd-one 2>err && + grep "^error: unknown subcommand: \`no-subcmd-one$SQ" err && + grep ^usage: err +' + +test_expect_success 'subcommand - simple' ' + test-tool parse-subcommand cmd subcmd-two >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_two + arg 00: subcmd-two + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - stop parsing at the first subcommand' ' + test-tool parse-subcommand cmd --opt=1 subcmd-two subcmd-one --opt=2 >actual && + cat >expect <<-\EOF && + opt: 1 + fn: subcmd_two + arg 00: subcmd-two + arg 01: subcmd-one + arg 02: --opt=2 + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - KEEP_ARGV0' ' + test-tool parse-subcommand --keep-argv0 cmd subcmd-two >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_two + arg 00: cmd + arg 01: subcmd-two + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - SUBCOMMAND_OPTIONAL + subcommand not given' ' + test-tool parse-subcommand --subcommand-optional cmd >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_one + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - SUBCOMMAND_OPTIONAL + given subcommand' ' + test-tool parse-subcommand --subcommand-optional cmd subcmd-two branch file >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_two + arg 00: subcmd-two + arg 01: branch + arg 02: file + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - SUBCOMMAND_OPTIONAL + subcommand not given + unknown dashless args' ' + test-tool parse-subcommand --subcommand-optional cmd branch file >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_one + arg 00: branch + arg 01: file + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - SUBCOMMAND_OPTIONAL + subcommand not given + unknown option' ' + test_expect_code 129 test-tool parse-subcommand --subcommand-optional cmd --subcommand-opt 2>err && + grep "^error: unknown option" err && + grep ^usage: err +' + +test_expect_success 'subcommand - SUBCOMMAND_OPTIONAL | KEEP_UNKNOWN_OPT + subcommand not given + unknown option' ' + test-tool parse-subcommand --subcommand-optional --keep-unknown-opt cmd --subcommand-opt >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_one + arg 00: --subcommand-opt + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - SUBCOMMAND_OPTIONAL | KEEP_UNKNOWN_OPT + subcommand ignored after unknown option' ' + test-tool parse-subcommand --subcommand-optional --keep-unknown-opt cmd --subcommand-opt subcmd-two >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_one + arg 00: --subcommand-opt + arg 01: subcmd-two + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - SUBCOMMAND_OPTIONAL | KEEP_UNKNOWN_OPT + command and subcommand options cannot be mixed' ' + test-tool parse-subcommand --subcommand-optional --keep-unknown-opt cmd --subcommand-opt branch --opt=1 >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_one + arg 00: --subcommand-opt + arg 01: branch + arg 02: --opt=1 + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - SUBCOMMAND_OPTIONAL | KEEP_UNKNOWN_OPT | KEEP_ARGV0' ' + test-tool parse-subcommand --subcommand-optional --keep-unknown-opt --keep-argv0 cmd --subcommand-opt branch >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_one + arg 00: cmd + arg 01: --subcommand-opt + arg 02: branch + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - SUBCOMMAND_OPTIONAL | KEEP_UNKNOWN_OPT | KEEP_DASHDASH' ' + test-tool parse-subcommand --subcommand-optional --keep-unknown-opt --keep-dashdash cmd -- --subcommand-opt file >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_one + arg 00: -- + arg 01: --subcommand-opt + arg 02: file + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - completion helper' ' + test-tool parse-subcommand cmd --git-completion-helper >actual && + echo "subcmd-one subcmd-two --opt= --no-opt" >expect && + test_cmp expect actual +' + +test_expect_success 'subcommands are incompatible with STOP_AT_NON_OPTION' ' + test_must_fail test-tool parse-subcommand --stop-at-non-option cmd subcmd-one 2>err && + grep ^BUG err +' + +test_expect_success 'subcommands are incompatible with KEEP_UNKNOWN_OPT unless in combination with SUBCOMMAND_OPTIONAL' ' + test_must_fail test-tool parse-subcommand --keep-unknown-opt cmd subcmd-two 2>err && + grep ^BUG err +' + +test_expect_success 'subcommands are incompatible with KEEP_DASHDASH unless in combination with SUBCOMMAND_OPTIONAL' ' + test_must_fail test-tool parse-subcommand --keep-dashdash cmd subcmd-two 2>err && + grep ^BUG err +' + +test_expect_success 'negative magnitude' ' + test_must_fail test-tool parse-options --magnitude -1 >out 2>err && + grep "non-negative integer" err && + test_must_be_empty out +' + +test_expect_success 'magnitude with units but no numbers' ' + test_must_fail test-tool parse-options --magnitude m >out 2>err && + grep "non-negative integer" err && + test_must_be_empty out +' + +test_done |