1c5e94f459
Using 'test_must_be_empty' is shorter and more idiomatic than
>empty &&
test_cmp empty out
as it saves the creation of an empty file. Furthermore, sometimes the
expected empty file doesn't have such a descriptive name like 'empty',
and its creation is far away from the place where it's finally used
for comparison (e.g. in 't7600-merge.sh', where two expected empty
files are created in the 'setup' test, but are used only about 500
lines later).
These cases were found by instrumenting 'test_cmp' to error out the
test script when it's used to compare empty files, and then converted
manually.
Note that even after this patch there still remain a lot of cases
where we use 'test_cmp' to check empty files:
- Sometimes the expected output is not hard-coded in the test, but
'test_cmp' is used to ensure that two similar git commands produce
the same output, and that output happens to be empty, e.g. the
test 'submodule update --merge - ignores --merge for new
submodules' in 't7406-submodule-update.sh'.
- Repetitive common tasks, including preparing the expected results
and running 'test_cmp', are often extracted into a helper
function, and some of this helper's callsites expect no output.
- For the same reason as above, the whole 'test_expect_success'
block is within a helper function, e.g. in 't3070-wildmatch.sh'.
- Or 'test_cmp' is invoked in a loop, e.g. the test 'cvs update
(-p)' in 't9400-git-cvsserver-server.sh'.
Signed-off-by: SZEDER Gábor <szeder.dev@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
396 lines
9.3 KiB
Bash
Executable File
396 lines
9.3 KiB
Bash
Executable File
#!/bin/sh
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#
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# Copyright (c) 2007 Johannes Schindelin
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#
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test_description='our own option parser'
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. ./test-lib.sh
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cat >expect <<\EOF
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usage: test-parse-options <options>
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A helper function for the parse-options API.
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--yes get a boolean
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-D, --no-doubt begins with 'no-'
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-B, --no-fear be brave
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-b, --boolean increment by one
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-4, --or4 bitwise-or boolean with ...0100
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--neg-or4 same as --no-or4
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-i, --integer <n> get a integer
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-j <n> get a integer, too
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-m, --magnitude <n> get a magnitude
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--set23 set integer to 23
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-t <time> get timestamp of <time>
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-L, --length <str> get length of <str>
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-F, --file <file> set file to <file>
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String options
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-s, --string <string>
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get a string
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--string2 <str> get another string
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--st <st> get another string (pervert ordering)
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-o <str> get another string
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--list <str> add str to list
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Magic arguments
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--quux means --quux
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-NUM set integer to NUM
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+ same as -b
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--ambiguous positive ambiguity
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--no-ambiguous negative ambiguity
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Standard options
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--abbrev[=<n>] use <n> digits to display SHA-1s
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-v, --verbose be verbose
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-n, --dry-run dry run
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-q, --quiet be quiet
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--expect <string> expected output in the variable dump
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EOF
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test_expect_success 'test help' '
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test_must_fail test-parse-options -h >output 2>output.err &&
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test_must_be_empty output.err &&
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test_i18ncmp expect output
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'
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mv expect expect.err
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check () {
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what="$1" &&
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shift &&
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expect="$1" &&
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shift &&
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test-parse-options --expect="$what $expect" "$@"
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}
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check_unknown_i18n() {
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case "$1" in
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--*)
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echo error: unknown option \`${1#--}\' >expect ;;
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-*)
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echo error: unknown switch \`${1#-}\' >expect ;;
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esac &&
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cat expect.err >>expect &&
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test_must_fail test-parse-options $* >output 2>output.err &&
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test_must_be_empty output &&
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test_i18ncmp expect output.err
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}
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test_expect_success 'OPT_BOOL() #1' 'check boolean: 1 --yes'
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test_expect_success 'OPT_BOOL() #2' 'check boolean: 1 --no-doubt'
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test_expect_success 'OPT_BOOL() #3' 'check boolean: 1 -D'
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test_expect_success 'OPT_BOOL() #4' 'check boolean: 1 --no-fear'
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test_expect_success 'OPT_BOOL() #5' 'check boolean: 1 -B'
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test_expect_success 'OPT_BOOL() is idempotent #1' 'check boolean: 1 --yes --yes'
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test_expect_success 'OPT_BOOL() is idempotent #2' 'check boolean: 1 -DB'
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test_expect_success 'OPT_BOOL() negation #1' 'check boolean: 0 -D --no-yes'
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test_expect_success 'OPT_BOOL() negation #2' 'check boolean: 0 -D --no-no-doubt'
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test_expect_success 'OPT_BOOL() no negation #1' 'check_unknown_i18n --fear'
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test_expect_success 'OPT_BOOL() no negation #2' 'check_unknown_i18n --no-no-fear'
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test_expect_success 'OPT_BOOL() positivation' 'check boolean: 0 -D --doubt'
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test_expect_success 'OPT_INT() negative' 'check integer: -2345 -i -2345'
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test_expect_success 'OPT_MAGNITUDE() simple' '
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check magnitude: 2345678 -m 2345678
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'
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test_expect_success 'OPT_MAGNITUDE() kilo' '
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check magnitude: 239616 -m 234k
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'
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test_expect_success 'OPT_MAGNITUDE() mega' '
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check magnitude: 104857600 -m 100m
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'
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test_expect_success 'OPT_MAGNITUDE() giga' '
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check magnitude: 1073741824 -m 1g
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'
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test_expect_success 'OPT_MAGNITUDE() 3giga' '
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check magnitude: 3221225472 -m 3g
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'
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cat >expect <<\EOF
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boolean: 2
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integer: 1729
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magnitude: 16384
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timestamp: 0
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string: 123
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abbrev: 7
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verbose: 2
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quiet: 0
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dry run: yes
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file: prefix/my.file
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EOF
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test_expect_success 'short options' '
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test-parse-options -s123 -b -i 1729 -m 16k -b -vv -n -F my.file \
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>output 2>output.err &&
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test_cmp expect output &&
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test_must_be_empty output.err
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'
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cat >expect <<\EOF
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boolean: 2
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integer: 1729
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magnitude: 16384
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timestamp: 0
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string: 321
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abbrev: 10
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verbose: 2
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quiet: 0
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dry run: no
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file: prefix/fi.le
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EOF
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test_expect_success 'long options' '
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test-parse-options --boolean --integer 1729 --magnitude 16k \
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--boolean --string2=321 --verbose --verbose --no-dry-run \
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--abbrev=10 --file fi.le --obsolete \
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>output 2>output.err &&
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test_must_be_empty output.err &&
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test_cmp expect output
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'
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test_expect_success 'missing required value' '
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test_expect_code 129 test-parse-options -s &&
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test_expect_code 129 test-parse-options --string &&
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test_expect_code 129 test-parse-options --file
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'
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cat >expect <<\EOF
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boolean: 1
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integer: 13
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magnitude: 0
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timestamp: 0
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string: 123
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abbrev: 7
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verbose: -1
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quiet: 0
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dry run: no
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file: (not set)
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arg 00: a1
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arg 01: b1
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arg 02: --boolean
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EOF
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test_expect_success 'intermingled arguments' '
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test-parse-options a1 --string 123 b1 --boolean -j 13 -- --boolean \
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>output 2>output.err &&
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test_must_be_empty output.err &&
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test_cmp expect output
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'
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cat >expect <<\EOF
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boolean: 0
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integer: 2
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magnitude: 0
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timestamp: 0
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string: (not set)
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abbrev: 7
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verbose: -1
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quiet: 0
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dry run: no
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file: (not set)
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EOF
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test_expect_success 'unambiguously abbreviated option' '
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test-parse-options --int 2 --boolean --no-bo >output 2>output.err &&
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test_must_be_empty output.err &&
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test_cmp expect output
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'
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test_expect_success 'unambiguously abbreviated option with "="' '
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test-parse-options --expect="integer: 2" --int=2
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'
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test_expect_success 'ambiguously abbreviated option' '
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test_expect_code 129 test-parse-options --strin 123
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'
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test_expect_success 'non ambiguous option (after two options it abbreviates)' '
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test-parse-options --expect="string: 123" --st 123
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'
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cat >typo.err <<\EOF
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error: did you mean `--boolean` (with two dashes ?)
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EOF
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test_expect_success 'detect possible typos' '
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test_must_fail test-parse-options -boolean >output 2>output.err &&
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test_must_be_empty output &&
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test_cmp typo.err output.err
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'
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cat >typo.err <<\EOF
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error: did you mean `--ambiguous` (with two dashes ?)
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EOF
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test_expect_success 'detect possible typos' '
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test_must_fail test-parse-options -ambiguous >output 2>output.err &&
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test_must_be_empty output &&
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test_cmp typo.err output.err
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'
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test_expect_success 'keep some options as arguments' '
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test-parse-options --expect="arg 00: --quux" --quux
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'
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cat >expect <<\EOF
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boolean: 0
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integer: 0
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magnitude: 0
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timestamp: 1
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string: (not set)
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abbrev: 7
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verbose: -1
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quiet: 1
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dry run: no
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file: (not set)
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arg 00: foo
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EOF
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test_expect_success 'OPT_DATE() works' '
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test-parse-options -t "1970-01-01 00:00:01 +0000" \
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foo -q >output 2>output.err &&
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test_must_be_empty output.err &&
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test_cmp expect output
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'
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cat >expect <<\EOF
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Callback: "four", 0
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boolean: 5
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integer: 4
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magnitude: 0
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timestamp: 0
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string: (not set)
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abbrev: 7
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verbose: -1
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quiet: 0
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dry run: no
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file: (not set)
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EOF
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test_expect_success 'OPT_CALLBACK() and OPT_BIT() work' '
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test-parse-options --length=four -b -4 >output 2>output.err &&
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test_must_be_empty output.err &&
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test_cmp expect output
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'
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test_expect_success 'OPT_CALLBACK() and callback errors work' '
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test_must_fail test-parse-options --no-length >output 2>output.err &&
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test_must_be_empty output &&
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test_must_be_empty output.err
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'
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cat >expect <<\EOF
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boolean: 1
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integer: 23
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magnitude: 0
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timestamp: 0
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string: (not set)
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abbrev: 7
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verbose: -1
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quiet: 0
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dry run: no
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file: (not set)
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EOF
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test_expect_success 'OPT_BIT() and OPT_SET_INT() work' '
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test-parse-options --set23 -bbbbb --no-or4 >output 2>output.err &&
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test_must_be_empty output.err &&
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test_cmp expect output
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'
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test_expect_success 'OPT_NEGBIT() and OPT_SET_INT() work' '
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test-parse-options --set23 -bbbbb --neg-or4 >output 2>output.err &&
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test_must_be_empty output.err &&
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test_cmp expect output
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'
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test_expect_success 'OPT_BIT() works' '
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test-parse-options --expect="boolean: 6" -bb --or4
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'
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test_expect_success 'OPT_NEGBIT() works' '
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test-parse-options --expect="boolean: 6" -bb --no-neg-or4
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'
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test_expect_success 'OPT_COUNTUP() with PARSE_OPT_NODASH works' '
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test-parse-options --expect="boolean: 6" + + + + + +
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'
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test_expect_success 'OPT_NUMBER_CALLBACK() works' '
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test-parse-options --expect="integer: 12345" -12345
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'
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cat >expect <<\EOF
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boolean: 0
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integer: 0
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magnitude: 0
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timestamp: 0
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string: (not set)
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abbrev: 7
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verbose: -1
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quiet: 0
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dry run: no
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file: (not set)
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EOF
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test_expect_success 'negation of OPT_NONEG flags is not ambiguous' '
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test-parse-options --no-ambig >output 2>output.err &&
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test_must_be_empty output.err &&
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test_cmp expect output
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'
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cat >>expect <<\EOF
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list: foo
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list: bar
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list: baz
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EOF
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test_expect_success '--list keeps list of strings' '
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test-parse-options --list foo --list=bar --list=baz >output &&
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test_cmp expect output
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'
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test_expect_success '--no-list resets list' '
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test-parse-options --list=other --list=irrelevant --list=options \
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--no-list --list=foo --list=bar --list=baz >output &&
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test_cmp expect output
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'
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test_expect_success 'multiple quiet levels' '
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test-parse-options --expect="quiet: 3" -q -q -q
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'
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test_expect_success 'multiple verbose levels' '
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test-parse-options --expect="verbose: 3" -v -v -v
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'
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test_expect_success '--no-quiet sets --quiet to 0' '
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test-parse-options --expect="quiet: 0" --no-quiet
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'
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test_expect_success '--no-quiet resets multiple -q to 0' '
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test-parse-options --expect="quiet: 0" -q -q -q --no-quiet
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'
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test_expect_success '--no-verbose sets verbose to 0' '
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test-parse-options --expect="verbose: 0" --no-verbose
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'
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test_expect_success '--no-verbose resets multiple verbose to 0' '
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test-parse-options --expect="verbose: 0" -v -v -v --no-verbose
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'
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test_done
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