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When -h is used, print usage messages on stdout. If a command is invoked with wrong arguments then print the usage messages on stderr. Signed-off-by: Giuseppe Scrivano <gscrivano@gnu.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
340 lines
6.7 KiB
Bash
Executable file
340 lines
6.7 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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-b, --boolean get a boolean
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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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--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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--default-string set string to default
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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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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 ! -s output.err &&
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test_cmp expect output
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'
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mv expect expect.err
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cat > expect << EOF
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boolean: 2
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integer: 1729
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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: no
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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 -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 ! -s 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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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: no
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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 --boolean --string2=321 \
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--verbose --verbose --no-dry-run --abbrev=10 --file fi.le\
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> output 2> output.err &&
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test ! -s 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-parse-options -s;
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test $? = 129 &&
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test-parse-options --string;
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test $? = 129 &&
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test-parse-options --file;
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test $? = 129
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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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timestamp: 0
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string: 123
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abbrev: 7
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verbose: 0
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quiet: no
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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 ! -s 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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timestamp: 0
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string: (not set)
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abbrev: 7
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verbose: 0
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quiet: no
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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 ! -s 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 --int=2 > output 2> output.err &&
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test ! -s output.err &&
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test_cmp expect output
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'
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test_expect_success 'ambiguously abbreviated option' '
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test-parse-options --strin 123;
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test $? = 129
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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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timestamp: 0
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string: 123
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abbrev: 7
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verbose: 0
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quiet: no
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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 'non ambiguous option (after two options it abbreviates)' '
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test-parse-options --st 123 > output 2> output.err &&
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test ! -s output.err &&
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test_cmp expect output
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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 ! -s output &&
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test_cmp typo.err output.err
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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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timestamp: 0
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string: (not set)
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abbrev: 7
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verbose: 0
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quiet: no
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dry run: no
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file: (not set)
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arg 00: --quux
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EOF
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test_expect_success 'keep some options as arguments' '
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test-parse-options --quux > output 2> output.err &&
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test ! -s 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: 0
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timestamp: 1
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string: default
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abbrev: 7
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verbose: 0
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quiet: yes
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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() and OPT_SET_PTR() work' '
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test-parse-options -t "1970-01-01 00:00:01 +0000" --default-string \
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foo -q > output 2> output.err &&
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test ! -s 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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timestamp: 0
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string: (not set)
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abbrev: 7
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verbose: 0
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quiet: no
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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 ! -s 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: "not set", 1
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EOF
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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_cmp expect output &&
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test_cmp expect.err 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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timestamp: 0
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string: (not set)
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abbrev: 7
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verbose: 0
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quiet: no
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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 ! -s 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 ! -s 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: 6
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integer: 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: 0
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quiet: no
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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() works' '
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test-parse-options -bb --or4 > output 2> output.err &&
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test ! -s output.err &&
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test_cmp expect output
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'
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test_expect_success 'OPT_NEGBIT() works' '
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test-parse-options -bb --no-neg-or4 > output 2> output.err &&
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test ! -s output.err &&
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test_cmp expect output
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'
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test_expect_success 'OPT_BOOLEAN() with PARSE_OPT_NODASH works' '
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test-parse-options + + + + + + > output 2> output.err &&
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test ! -s 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: 12345
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timestamp: 0
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string: (not set)
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abbrev: 7
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verbose: 0
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quiet: no
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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_NUMBER_CALLBACK() works' '
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test-parse-options -12345 > output 2> output.err &&
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test ! -s 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: 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: 0
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quiet: no
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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 ! -s output.err &&
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test_cmp expect output
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'
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test_done
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