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tests: fold: add tests for multi-byte width

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* tests/fold/fold.pl: The i18n patch didn't actually test folding
of multi-byte characters, so add tests for various multi-byte forms.
This commit is contained in:
Pádraig Brady
2025-08-27 14:34:46 +01:00
parent 0001bbc3e2
commit 4b35a3b920
1 changed files with 22 additions and 0 deletions
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22
tests/fold/fold.pl
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@@ -50,12 +50,25 @@ my @Tests =
{OUT=>"123456\n7890\nabcdef\nghij\n123456\n7890"}],
);
# define UTF-8 encoded multi-byte characters for tests
my $eaC = "\xC3\xA9"; # e acute NFC form
my $eaD = "\x65\xCC\x81"; # e acute NFD form (zero width combining)
my $eFW = "\xEF\xBD\x85"; # e fullwidth
my @mbTests =
(
['smb1', '-w2', {IN=>$eaC x 3}, {OUT=>$eaC x 2 . "\n" . $eaC}],
['smb2', '-w2', {IN=>$eaD x 3}, {OUT=>$eaD x 2 . "\n" . $eaD}],
['smb3', '-w2', {IN=>$eFW x 2}, {OUT=>$eFW . "\n" . $eFW}],
);
if ($mb_locale ne 'C')
{
# Duplicate each test vector, appending "-mb" to the test name and
# inserting {ENV => "LC_ALL=$mb_locale"} in the copy, so that we
# provide coverage for multi-byte code paths.
my @new;
foreach my $t (@Tests)
{
my @new_t = @$t;
@@ -64,6 +77,15 @@ if ($mb_locale ne 'C')
push @new, ["$test_name-mb", @new_t, {ENV => "LC_ALL=$mb_locale"}];
}
push @Tests, @new;
@new = ();
foreach my $t (@mbTests)
{
my @new_t = @$t;
push @new, [@new_t, {ENV => "LC_ALL=$mb_locale"}];
}
push @Tests, @new;
}
@Tests = triple_test \@Tests;