mirror of
https://github.com/fish-shell/fish-shell
synced 2024-12-29 06:13:20 +00:00
312 lines
8.9 KiB
Fish
312 lines
8.9 KiB
Fish
#RUN: %fish %s
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##########
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set -g LANG C
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# Start by verifying a bunch of error conditions.
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# No args is an error
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argparse
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#CHECKERR: argparse: No option specs were provided
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# Missing -- is an error
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argparse h/help
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#CHECKERR: argparse: Missing -- separator
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# Flags but no option specs is an error
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argparse -s -- hello
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#CHECKERR: argparse: No option specs were provided
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# Invalid option specs
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argparse h-
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argparse +help
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argparse h/help:
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argparse h-help::
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argparse h-help=x
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#CHECKERR: argparse: Invalid option spec 'h-' at char '-'
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#CHECKERR: argparse: Short flag '+' invalid, must be alphanum or '#'
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#CHECKERR: argparse: Invalid option spec 'h/help:' at char ':'
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#CHECKERR: argparse: Invalid option spec 'h-help::' at char ':'
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#CHECKERR: argparse: Invalid option spec 'h-help=x' at char 'x'
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# --max-args and --min-args work
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begin
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argparse --name min-max --min-args 1 h/help --
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#CHECKERR: min-max: Expected at least 1 args, got 0
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argparse --name min-max --min-args 1 --max-args 3 h/help -- arg1
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argparse --name min-max --min-args 1 --max-args 3 h/help -- arg1 arg2
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argparse --name min-max --min-args 1 --max-args 3 h/help -- --help arg1 arg2 arg3
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argparse --name min-max --min-args 1 --max-args 3 h/help -- arg1 arg2 -h arg3 arg4
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#CHECKERR: min-max: Expected at most 3 args, got 4
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argparse --name min-max --max-args 1 h/help --
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argparse --name min-max --max-args 1 h/help -- arg1
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argparse --name min-max --max-args 1 h/help -- arg1 arg2
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#CHECKERR: min-max: Expected at most 1 args, got 2
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end
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# Invalid \"#-val\" spec
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begin
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argparse '#-val=' -- abc -x def
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# CHECKERR: argparse: Implicit int short flag '#' does not allow modifiers like '='
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end
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# Invalid arg in the face of a \"#-val\" spec
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begin
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argparse '#-val' -- abc -x def
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# CHECKERR: argparse: Unknown option '-x'
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# CHECKERR: {{.*}}argparse.fish (line {{\d+}}):
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# CHECKERR: argparse '#-val' -- abc -x def
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# CHECKERR: {{\s*\^\s*}}
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end
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# Defining a short flag more than once
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begin
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argparse 's/short' 'x/xray' 's/long' -- -s -x --long
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# CHECKERR: argparse: Short flag 's' already defined
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end
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# Defining a long flag more than once
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begin
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argparse 's/short' 'x/xray' 'l/short' -- -s -x --long
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# CHECKERR: argparse: Long flag 'short' already defined
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end
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# Defining an implicit int flag more than once
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begin
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argparse '#-val' 'x/xray' 'v#val' -- -s -x --long
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# CHECKERR: argparse: Implicit int flag '#' already defined
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end
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# Defining an implicit int flag with modifiers
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begin
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argparse 'v#val=' --
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# CHECKERR: argparse: Implicit int short flag 'v' does not allow modifiers like '='
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end
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##########
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# Now verify that validly formed invocations work as expected.
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# No args
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begin
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argparse h/help --
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end
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# One arg and no matching flags
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begin
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argparse h/help -- help
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set -l
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# CHECK: argv help
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end
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# Five args with two matching a flag
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begin
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argparse h/help -- help --help me -h 'a lot more'
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set -l
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# CHECK: _flag_h '--help' '-h'
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# CHECK: _flag_help '--help' '-h'
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# CHECK: argv 'help' 'me' 'a lot more'
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end
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# Required, optional, and multiple flags
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begin
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argparse 'h/help' 'a/abc=' 'd/def=?' 'g/ghk=+' -- help --help me --ghk=g1 --abc=ABC --ghk g2 --d -g g3
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set -l
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# CHECK: _flag_a ABC
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# CHECK: _flag_abc ABC
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# CHECK: _flag_d
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# CHECK: _flag_def
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# CHECK: _flag_g 'g1' 'g2' 'g3'
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# CHECK: _flag_ghk 'g1' 'g2' 'g3'
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# CHECK: _flag_h --help
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# CHECK: _flag_help --help
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# CHECK: argv 'help' 'me'
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end
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# --stop-nonopt works
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begin
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argparse --stop-nonopt 'h/help' 'a/abc=' -- -a A1 -h --abc A2 non-opt 'second non-opt' --help
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set -l
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# CHECK: _flag_a A2
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# CHECK: _flag_abc A2
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# CHECK: _flag_h -h
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# CHECK: _flag_help -h
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# CHECK: argv 'non-opt' 'second non-opt' '--help'
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end
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# Implicit int flags work
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begin
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argparse '#-val' -- abc -123 def
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set -l
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# CHECK: _flag_val 123
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# CHECK: argv 'abc' 'def'
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end
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begin
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argparse 'v/verbose' '#-val' 't/token=' -- -123 a1 --token woohoo --234 -v a2 --verbose
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set -l
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# CHECK: _flag_t woohoo
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# CHECK: _flag_token woohoo
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# CHECK: _flag_v '-v' '--verbose'
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# CHECK: _flag_val -234
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# CHECK: _flag_verbose '-v' '--verbose'
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# CHECK: argv 'a1' 'a2'
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end
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# Should be set to 987
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begin
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argparse 'm#max' -- argle -987 bargle
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set -l
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# CHECK: _flag_m 987
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# CHECK: _flag_max 987
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# CHECK: argv 'argle' 'bargle'
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end
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# Should be set to 765
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begin
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argparse 'm#max' -- argle -987 bargle --max 765
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set -l
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# CHECK: _flag_m 765
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# CHECK: _flag_max 765
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# CHECK: argv 'argle' 'bargle'
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end
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# Bool short flag only
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begin
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argparse 'C' 'v' -- -C -v arg1 -v arg2
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set -l
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# CHECK: _flag_C -C
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# CHECK: _flag_v '-v' '-v'
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# CHECK: argv 'arg1' 'arg2'
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end
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# Value taking short flag only
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begin
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argparse 'x=' 'v/verbose' -- --verbose arg1 -v -x arg2
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set -l
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# CHECK: _flag_v '--verbose' '-v'
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# CHECK: _flag_verbose '--verbose' '-v'
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# CHECK: _flag_x arg2
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# CHECK: argv arg1
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end
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# Implicit int short flag only
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begin
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argparse 'x#' 'v/verbose' -- -v -v argle -v -x 321 bargle
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set -l
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# CHECK: _flag_v '-v' '-v' '-v'
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# CHECK: _flag_verbose '-v' '-v' '-v'
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# CHECK: _flag_x 321
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# CHECK: argv 'argle' 'bargle'
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end
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# Implicit int short flag only with custom validation passes
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begin
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argparse 'x#!_validate_int --max 500' 'v/verbose' -- -v -v -x 499 -v
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set -l
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# CHECK: _flag_v '-v' '-v' '-v'
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# CHECK: _flag_verbose '-v' '-v' '-v'
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# CHECK: _flag_x 499
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# CHECK: argv
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end
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# Implicit int short flag only with custom validation fails
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begin
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argparse 'x#!_validate_int --min 500' 'v/verbose' -- -v -v -x 499 -v
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set -l
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# CHECKERR: argparse: Value '499' for flag 'x' less than min allowed of '500'
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end
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##########
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# Verify that flag value validation works.
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# Implicit int flag validation fails
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argparse 'm#max' -- argle --max 765x bargle
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and echo unxpected argparse return status >&2
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argparse 'm#max' -- argle -ma1 bargle
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and echo unxpected argparse return status >&2
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# CHECKERR: argparse: Value '765x' for flag 'max' is not an integer
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# CHECKERR: argparse: Value 'a1' for flag 'm' is not an integer
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# Check the exit status from argparse validation
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argparse 'm#max!set | grep _flag_; function x; return 57; end; x' -- argle --max=83 bargle 2>&1
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set -l saved_status $status
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test $saved_status -eq 57
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and echo expected argparse return status $saved_status
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# CHECK: _flag_name max
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# CHECK: _flag_value 83
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# CHECK: expected argparse return status 57
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# Explicit int flag validation
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# These should fail
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argparse 'm#max!_validate_int --min 1 --max 1' -- argle -m2 bargle
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and echo unexpected argparse return status $status >&2
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argparse 'm#max!_validate_int --min 0 --max 1' -- argle --max=-1 bargle
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and echo unexpected argparse return status $status >&2
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# CHECKERR: argparse: Value '2' for flag 'm' greater than max allowed of '1'
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# CHECKERR: argparse: Value '-1' for flag 'max' less than min allowed of '0'
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# These should succeed
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argparse 'm/max=!_validate_int --min 0 --max 1' -- argle --max=0 bargle
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or echo unexpected argparse return status $status >&2
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argparse 'm/max=!_validate_int --min 0 --max 1' -- argle --max=1 bargle
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or echo unexpected argparse return status $status >&2
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# Errors use function name by default
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function notargparse
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argparse a/alpha -- --banana
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end
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notargparse
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# CHECKERR: notargparse: Unknown option '--banana'
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# CHECKERR: {{.*}}argparse.fish (line {{\d+}}):
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# CHECKERR: argparse a/alpha -- --banana
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# CHECKERR: ^
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# CHECKERR: in function 'notargparse'
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# CHECKERR: called on line {{\d+}} of file {{.*}}argparse.fish
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true
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# Ignoring unknown options
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argparse -i a=+ b=+ -- -a alpha -b bravo -t tango -a aaaa --wurst
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or echo unexpected argparse return status $status >&2
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# The unknown options are removed _entirely_.
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echo $argv
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echo $_flag_a
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# CHECK: -t tango --wurst
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# CHECK: alpha aaaa
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# Check for crash when last option is unknown
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argparse -i b/break -- "-b kubectl get pods -l name=foo"
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begin
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# Checking arguments after "--"
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argparse a/alpha -- a --alpha -- b -a
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printf '%s\n' $argv
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# CHECK: a
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# CHECK: b
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# CHECK: -a
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end
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# #5864 - short flag only with same validation function.
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# Checking validation for short flags only
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argparse 'i=!_validate_int' 'o=!_validate_int' -- -i 2 -o banana
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argparse 'i=!_validate_int' 'o=!_validate_int' -- -i -o banana
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# CHECKERR: argparse: Value 'banana' for flag 'o' is not an integer
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# CHECKERR: argparse: Value '-o' for flag 'i' is not an integer
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begin
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argparse 'i=!_validate_int' 'o=!_validate_int' -- -i 2 -o 3
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set -l
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# CHECK: _flag_a 'alpha' 'aaaa'
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# CHECK: _flag_b -b
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# CHECK: _flag_break -b
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# CHECK: _flag_i 2
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# CHECK: _flag_m 1
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# CHECK: _flag_max 1
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# CHECK: _flag_o 3
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# CHECK: argv
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# CHECK: saved_status 57
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end
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# #6483 - error messages for missing arguments
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argparse -n foo q r/required= -- foo -qr
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# CHECKERR: foo: Expected argument for option r
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argparse r/required= -- foo --required
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# CHECKERR: argparse: Expected argument for option --required
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