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78 lines
2.9 KiB
Perl
78 lines
2.9 KiB
Perl
#!perl
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use strict;
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use warnings;
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BEGIN {
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chdir 't' if -d 't';
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@INC = '../lib';
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require './test.pl';
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}
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plan tests => 29;
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my $a = chr(0x100);
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is(ord($a), 0x100, "ord sanity check");
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is(length($a), 1, "length sanity check");
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is(substr($a, 0, 1), "\x{100}", "substr sanity check");
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is(index($a, "\x{100}"), 0, "index sanity check");
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is(rindex($a, "\x{100}"), 0, "rindex sanity check");
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{
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no warnings 'prototype'; # bytes::length() called too early to check prototype at...
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is(bytes::length($a), 2, "bytes::length sanity check");
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is(bytes::chr(0x100), chr(0), "bytes::chr sanity check");
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}
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{
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use bytes;
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my $b = chr(0x100); # affected by 'use bytes'
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is(ord($b), 0, "chr truncates under use bytes");
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is(length($b), 1, "length truncated under use bytes");
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is(bytes::ord($b), 0, "bytes::ord truncated under use bytes");
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is(bytes::length($b), 1, "bytes::length truncated under use bytes");
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is(bytes::substr($b, 0, 1), "\0", "bytes::substr truncated under use bytes");
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}
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my $c = chr(0x100);
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my $c2 = chr(0x2c7); # a unicode character that doesn't fold
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utf8::encode(my $c2_utf8 = $c2);
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{
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use bytes;
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if ($::IS_EBCDIC) { # EBCDIC?
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is(ord($c), 0x8c, "ord under use bytes looks at the 1st byte");
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} else {
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is(ord($c), 0xc4, "ord under use bytes looks at the 1st byte");
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}
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is(length($c), 2, "length under use bytes looks at bytes");
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is(bytes::length($c), 2, "bytes::length under use bytes looks at bytes");
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if ($::IS_EBCDIC) { # EBCDIC?
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is(bytes::ord($c), 0x8c, "bytes::ord under use bytes looks at the 1st byte");
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} else {
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is(bytes::ord($c), 0xc4, "bytes::ord under use bytes looks at the 1st byte");
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}
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# In z/OS \x41,\x8c are the codepoints corresponding to \x80,\xc4 respectively under ASCII platform
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if ($::IS_EBCDIC) { # EBCDIC?
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is(bytes::substr($c, 0, 1), "\x8c", "bytes::substr under use bytes looks at bytes");
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is(bytes::index($c, "\x41"), 1, "bytes::index under use bytes looks at bytes");
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is(bytes::rindex($c, "\x8c"), 0, "bytes::rindex under use bytes looks at bytes");
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}
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else{
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is(bytes::substr($c, 0, 1), "\xc4", "bytes::substr under use bytes looks at bytes");
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is(bytes::index($c, "\x80"), 1, "bytes::index under use bytes looks at bytes");
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is(bytes::rindex($c, "\xc4"), 0, "bytes::rindex under use bytes looks at bytes");
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}
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# [perl #117355] [lu]cfirst don't respect 'use bytes'
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# and if there's other tests for lc/uc under bytes I didn't find them
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is(lc($c2), $c2_utf8, "lc under use bytes returns bytes");
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is(uc($c2), $c2_utf8, "uc under use bytes returns bytes");
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is(lcfirst($c2), $c2_utf8, "lcfirst under use bytes returns bytes");
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is(ucfirst($c2), $c2_utf8, "unfirst under use bytes returns bytes");
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}
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is(prototype bytes->can($_), prototype CORE->can($_), "bytes::$_ proto matches CORE::$_")
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for qw( chr index length ord rindex substr );
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