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Revision 22093, 0.8 kB
(checked in by lwall, 4 months ago)
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[t] more system, require, does, defer, label cleanup
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| 1 | use v6; |
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| 2 | |
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| 3 | use Test; |
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| 4 | |
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| 5 | =begin pod |
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| 6 | |
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| 7 | Test that the C<--help> command in its various incantations |
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| 8 | works. |
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| 9 | |
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| 10 | =end pod |
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| 11 | |
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| 12 | my @examples = any <-h --help>; |
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| 13 | @examples = map -> Junction $_ { $_.values }, |
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| 14 | map -> Junction $_ { $_, "-w $_", "$_ -w", "-w $_ -w" }, |
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| 15 | @examples; |
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| 16 | |
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| 17 | plan +@examples; |
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| 18 | if $*OS eq "browser" { |
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| 19 | skip_rest "Programs running in browsers don't have access to regular IO."; |
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| 20 | exit; |
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| 21 | } |
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| 22 | |
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| 23 | diag "Running under $*OS"; |
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| 24 | |
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| 25 | my $redir = ">"; |
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| 26 | |
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| 27 | if $*OS eq any <MSWin32 mingw msys cygwin> { |
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| 28 | $redir = '>'; |
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| 29 | }; |
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| 30 | |
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| 31 | sub nonce () { return (".{$*PID}." ~ (1..1000).pick) } |
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| 32 | |
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| 33 | for @examples -> $ex { |
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| 34 | my $out_fn = "temp-ex-output" ~ nonce; |
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| 35 | my $command = "$*EXECUTABLE_NAME $ex $redir $out_fn"; |
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| 36 | diag $command; |
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| 37 | run $command; |
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| 38 | |
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| 39 | my $got = slurp $out_fn; |
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| 40 | unlink $out_fn; |
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| 41 | |
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| 42 | like( $got, rx:Perl5/^Usage/, "'$ex' displays help"); |
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| 43 | } |
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