mirror of
https://github.com/fish-shell/fish-shell.git
synced 2024-12-21 07:03:41 +08:00
b2e6609367
This now allows: - Same argument (`random 5 5`) - Swapped ends (`random 10 2`) - One possibility (`random 0 5 4`) This makes it easier to use with numbers generated elsewhere instead of hard-coded, so you don't need to check as much before running it. Fixes #10879
112 lines
3.0 KiB
Fish
112 lines
3.0 KiB
Fish
#RUN: %fish %s
|
|
set -l max 9223372036854775807
|
|
set -l close_max 9223372036854775806
|
|
set -l min -9223372036854775807
|
|
set -l close_min -9223372036854775806
|
|
set -l diff_max 18446744073709551614
|
|
|
|
# check failure cases
|
|
random a
|
|
#CHECKERR: random: a: invalid integer
|
|
random $diff_max
|
|
#CHECKERR: random: 18446744073709551614: invalid integer
|
|
random -- 1 2 3 4
|
|
#CHECKERR: random: too many arguments
|
|
random -- 10 $diff_max
|
|
#CHECKERR: random: 18446744073709551614: invalid integer
|
|
random -- 1 1d
|
|
random -- 1 1c 10
|
|
#CHECKERR: random: 1d: invalid integer
|
|
#CHECKERR: random: 1c: invalid integer
|
|
random -- 1 - 10
|
|
#CHECKERR: random: -: invalid integer
|
|
random -- 1 -1 10
|
|
#CHECKERR: random: -1: invalid integer
|
|
random -- 1 $min 10
|
|
#CHECKERR: random: -9223372036854775807: invalid integer
|
|
random -- 1 0 10
|
|
#CHECKERR: random: STEP must be a positive integer
|
|
random choice
|
|
#CHECKERR: random: nothing to choose from
|
|
random choic a b c
|
|
#CHECKERR: random: too many arguments
|
|
|
|
function check_boundaries
|
|
if not test "$argv[1]" -ge "$argv[2]" -a "$argv[1]" -le "$argv[3]"
|
|
printf "Unexpected: %s <= %s <= %s not verified\n" $argv[2] $argv[1] $argv[3] >&2
|
|
status print-stack-trace
|
|
return 1
|
|
end
|
|
end
|
|
|
|
function test_range
|
|
return (check_boundaries (random -- $argv) $argv)
|
|
end
|
|
|
|
function check_contains
|
|
if not contains -- $argv[1] $argv[2..-1]
|
|
printf "Unexpected: %s not among possibilities" $argv[1] >&2
|
|
printf " %s" $argv[2..-1] >&2
|
|
printf "\n" >&2
|
|
status print-stack-trace
|
|
return 1
|
|
end
|
|
end
|
|
|
|
function test_step
|
|
return (check_contains (random -- $argv) (seq -- $argv))
|
|
end
|
|
|
|
function test_choice
|
|
return (check_contains (random choice $argv) $argv)
|
|
end
|
|
|
|
for i in (seq 10)
|
|
check_boundaries (random) 0 32767
|
|
|
|
test_range 0 10
|
|
test_range -10 -1
|
|
test_range -10 10
|
|
test_range 5 5
|
|
|
|
test_range 0 $max
|
|
test_range $min -1
|
|
test_range $min $max
|
|
|
|
test_range $close_max $max
|
|
test_range $min $close_min
|
|
test_range $close_min $close_max
|
|
|
|
#OSX's `seq` uses scientific notation for large numbers, hence not usable here
|
|
check_contains (random -- 0 $max $max) 0 $max
|
|
check_contains (random -- 0 $close_max $max) 0 $close_max
|
|
check_contains (random -- $min $max 0) $min 0
|
|
check_contains (random -- $min $close_max 0) $min -1
|
|
check_contains (random -- $min $max $max) $min 0 $max
|
|
check_contains (random -- $min $diff_max $max) $min $max
|
|
check_contains (random -- 5 0) 0 1 2 3 4 5
|
|
|
|
test_step 0 $i 10
|
|
test_step -5 $i 5
|
|
test_step -10 $i 0
|
|
|
|
test_choice a
|
|
test_choice foo bar
|
|
test_choice bass trout salmon zander perch carp
|
|
end
|
|
|
|
|
|
#check seeding
|
|
set -l seed (random)
|
|
random $seed
|
|
set -l run1 (random) (random) (random) (random) (random)
|
|
random $seed
|
|
set -l run2 (random) (random) (random) (random) (random)
|
|
if not test "$run1" = "$run2"
|
|
printf "Unexpected different sequences after seeding with %s\n" $seed
|
|
printf "%s " $run1
|
|
printf "\n"
|
|
printf "%s " $run2
|
|
printf "\n"
|
|
end
|