Use Perl builtin UTF-8 support, not Text::Iconv

Remove Perl dependency on Text::Iconv to improve portability.

1 files changed, 13 insertions, 7 deletions

diff --git a/tests/genutf8.pl b/tests/genutf8.pl
index 6a522dd..bbef91f 100755
--- a/tests/genutf8.pl
+++ b/tests/genutf8.pl
@@ -2,25 +2,31 @@
 
 # Create test comparison data using a different UTF-8 implementation.
 
+# The generation utf8.dat file must have the following MD5 sum:
+#       cff03b039d850f370a7362f3313e5268
+
 use strict;
 use warnings;
-use Text::Iconv;
 use FileHandle;
 
 # 0xD800 - 0xDFFF are used to encode supplementary codepoints
 # 0x10000 - 0x10FFFF are supplementary codepoints
 my (@codepoints) = (0 .. 0xD7FF, 0xE000 .. 0x10FFFF);
 
-my ($utf32be) = pack("N*", @codepoints);
-my $iconv = Text::Iconv->new("UTF-32BE", "UTF-8");
-my ($utf8) = $iconv->convert($utf32be);
+my ($utf8);
+{
+    # Hide "Unicode character X is illegal" warnings.
+    # We want all the codes to test the UTF-8 escape decoder.
+    no warnings;
+    $utf8 = pack("U*", @codepoints);
+}
 defined($utf8) or die "Unable create UTF-8 string\n";
 
 my $fh = FileHandle->new();
-$fh->open("utf8.dat", ">")
+$fh->open("utf8.dat", ">:utf8")
     or die "Unable to open utf8.dat: $!\n";
-$fh->print($utf8)
-    or die "Unable to write utf.dat\n";
+$fh->write($utf8)
+    or die "Unable to write utf8.dat\n";
 $fh->close();
 
 # vi:ai et sw=4 ts=4: