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Diffstat (limited to 'cpan/Term-ANSIColor/t/module/basic256.t')
| -rwxr-xr-x | cpan/Term-ANSIColor/t/module/basic256.t | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/cpan/Term-ANSIColor/t/module/basic256.t b/cpan/Term-ANSIColor/t/module/basic256.t new file mode 100755 index 0000000000..a24b0cef37 --- /dev/null +++ b/cpan/Term-ANSIColor/t/module/basic256.t @@ -0,0 +1,129 @@ +#!/usr/bin/perl +# +# Tests for 256-color support. +# +# Copyright 2012 Kurt Starsinic <kstarsinic@gmail.com> +# Copyright 2012, 2013 Russ Allbery <rra@cpan.org> +# +# This program is free software; you may redistribute it and/or modify it +# under the same terms as Perl itself. + +use strict; +use warnings; + +use Test::More tests => 92; + +# Load the module. +BEGIN { + delete $ENV{ANSI_COLORS_ALIASES}; + delete $ENV{ANSI_COLORS_DISABLED}; + use_ok('Term::ANSIColor', qw(:constants256 color uncolor colorvalid)); +} + +# Test basic 256-color codes. +is(color('ansi0'), "\e[38;5;0m", 'ANSI 0'); +is(color('ansi15'), "\e[38;5;15m", 'ANSI 15'); +is(color('rgb000'), "\e[38;5;16m", 'RGB 000'); +is(color('rgb555'), "\e[38;5;231m", 'RGB 555'); +is(color('grey0'), "\e[38;5;232m", 'Grey 0'); +is(color('grey23'), "\e[38;5;255m", 'Grey 23'); + +# Errors at boundary cases. +for my $color (qw(ansi16 rgb600 rgb060 rgb006 rgb666 rgb999 rgb0000 grey24)) { + my $output = eval { color($color) }; + is($output, undef, 'color on unknown color name fails'); + like( + $@, + qr{ \A Invalid [ ] attribute [ ] name [ ] \Q$color\E [ ] at [ ] }xms, + '...with the right error' + ); + ok(!colorvalid($color), '...and colorvalid says it is invalid'); +} + +# Check that various 256-color codes are valid. +for my $color (qw(ansi0 ansi15 rgb000 rgb555 grey0 grey23)) { + ok(colorvalid($color), "Color $color is valid"); +} + +# Check uncolor with 256-color codes. +is_deeply([uncolor('38;5;0')], ['ansi0'], 'uncolor of ansi0'); +is_deeply([uncolor("\e[38;5;231m")], ['rgb555'], 'uncolor of rgb555'); +is_deeply([uncolor("\e[48;05;001m")], ['on_ansi1'], 'uncolor with leading 0s'); + +# An invalid 256-color code should report an error on the part that makes it +# invalid. Check truncated codes (should report on the 38 or 48), codes with +# an invalid second part (likewise), and codes with an invalid third part +# (should report the complete code). +# +# This is a hash of test escape sequences to the invalid sequence that should +# be reported. +my %uncolor_tests = ( + "\e[38m" => 38, + "\e[38;5m" => 38, + "\e[38;5;256m" => '38;5;256', + "\e[38;5;777m" => '38;5;777', + "\e[48m" => 48, + "\e[48;5m" => 48, + "\e[48;5;256m" => '48;5;256', + "\e[48;5;777m" => '48;5;777', +); +while (my ($escape, $invalid) = each %uncolor_tests) { + my $output = eval { uncolor($escape) }; + is($output, undef, "uncolor on unknown color code \Q$escape\E fails"); + like( + $@, + qr{ \A No [ ] name [ ] for [ ] escape [ ] sequence [ ] \Q$invalid\E + [ ] at [ ] }xms, + '...with the right error' + ); +} + +# Test all the variations of a few different constants. +is((ANSI0 't'), "\e[38;5;0mt", 'Basic constant works for ANSI0'); +is((ANSI15 't'), "\e[38;5;15mt", '...and for ANSI15'); +is((RGB000 't'), "\e[38;5;16mt", '...and for RGB000'); +is((RGB555 't'), "\e[38;5;231mt", '...and for RGB555'); +is((GREY0 't'), "\e[38;5;232mt", '...and for GREY0'); +is((GREY23 't'), "\e[38;5;255mt", '...and for GREY23'); + +# Do the same for disabled colors. +local $ENV{ANSI_COLORS_DISABLED} = 1; +is(ANSI0, q{}, 'ANSI_COLORS_DISABLED works for ANSI0'); +is(ANSI15, q{}, '...and for ANSI15'); +is(RGB000, q{}, '...and for RGB000'); +is(RGB555, q{}, '...and for RGB555'); +is(GREY0, q{}, '...and for GREY0'); +is(GREY23, q{}, '...and for GREY23'); +delete $ENV{ANSI_COLORS_DISABLED}; + +# Do the same for AUTORESET. +$Term::ANSIColor::AUTORESET = 1; +is((ANSI0 't'), "\e[38;5;0mt\e[0m", 'AUTORESET works for ANSI0'); +is((ANSI15 't'), "\e[38;5;15mt\e[0m", '...and for ANSI15'); +is((RGB000 't'), "\e[38;5;16mt\e[0m", '...and for RGB000'); +is((RGB555 't'), "\e[38;5;231mt\e[0m", '...and for RGB555'); +is((GREY0 't'), "\e[38;5;232mt\e[0m", '...and for GREY0'); +is((GREY23 't'), "\e[38;5;255mt\e[0m", '...and for GREY23'); +is((ANSI0), "\e[38;5;0m", 'AUTORESET without text for ANSI0'); +is((ANSI15), "\e[38;5;15m", '...and for ANSI15'); +is((RGB000), "\e[38;5;16m", '...and for RGB000'); +is((RGB555), "\e[38;5;231m", '...and for RGB555'); +is((GREY0), "\e[38;5;232m", '...and for GREY0'); +is((GREY23), "\e[38;5;255m", '...and for GREY23'); +$Term::ANSIColor::AUTORESET = 0; + +# Do the same for AUTOLOCAL. +$Term::ANSIColor::AUTOLOCAL = 1; +is((ANSI0 't'), "\e[38;5;0mt\e[0m", 'AUTOLOCAL works for ANSI0'); +is((ANSI15 't'), "\e[38;5;15mt\e[0m", '...and for ANSI15'); +is((RGB000 't'), "\e[38;5;16mt\e[0m", '...and for RGB000'); +is((RGB555 't'), "\e[38;5;231mt\e[0m", '...and for RGB555'); +is((GREY0 't'), "\e[38;5;232mt\e[0m", '...and for GREY0'); +is((GREY23 't'), "\e[38;5;255mt\e[0m", '...and for GREY23'); +is((ANSI0), "\e[38;5;0m", 'AUTOLOCAL without text for ANSI0'); +is((ANSI15), "\e[38;5;15m", '...and for ANSI15'); +is((RGB000), "\e[38;5;16m", '...and for RGB000'); +is((RGB555), "\e[38;5;231m", '...and for RGB555'); +is((GREY0), "\e[38;5;232m", '...and for GREY0'); +is((GREY23), "\e[38;5;255m", '...and for GREY23'); +$Term::ANSIColor::AUTOLOCAL = 0; |