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archived-php-src/ext/mbstring/tests/big5_encoding.phpt
Alex Dowad 51b9d7a5e1 Test behavior of 'long' illegal character markers
After mb_substitute_character("long"), mbstring will respond to
erroneous input by inserting 'long' error markers into the output.
Depending on the situation, these error markers will either look like
BAD+XXXX (for general bad input), U+XXXX (when the input is OK, but it
converts to Unicode codepoints which cannot be represented in the
output encoding), or an encoding-specific marker like JISX+XXXX or
W932+XXXX.

We have almost no tests for this feature. Add a bunch of tests to
ensure that all our legacy encoding handlers work in a reasonable
way when 'long' error markers are enabled.
2021-08-30 16:29:58 +02:00

50 lines
1.7 KiB
PHP

--TEST--
Exhaustive test of verification and conversion of Big5 text
--EXTENSIONS--
mbstring
--SKIPIF--
<?php
if (getenv("SKIP_SLOW_TESTS")) die("skip slow test");
?>
--FILE--
<?php
include('encoding_tests.inc');
srand(1000); // Make results consistent
mb_substitute_character(0x25); // '%'
readConversionTable(__DIR__ . '/data/BIG5.txt', $toUnicode, $fromUnicode);
// Non-reversible mappings (two different BIG5 codepoints map to same Unicode codepoint)
$fromUnicode["\x25\x50"] = "\xA2\xA4";
$fromUnicode["\x25\x5E"] = "\xA2\xA5";
$fromUnicode["\x25\x61"] = "\xA2\xA7";
$fromUnicode["\x25\x6A"] = "\xA2\xA6";
$fromUnicode["\x25\x6D"] = "\xA2\x7E";
$fromUnicode["\x25\x6E"] = "\xA2\xA1";
$fromUnicode["\x25\x6F"] = "\xA2\xA3";
$fromUnicode["\x25\x70"] = "\xA2\xA2";
findInvalidChars($toUnicode, $invalid, $truncated);
testAllValidChars($toUnicode, 'BIG5', 'UTF-16BE', false);
testAllInvalidChars($invalid, $toUnicode, 'BIG5', 'UTF-16BE', "\x00%");
testTruncatedChars($truncated, 'BIG5', 'UTF-16BE', "\x00%");
echo "Tested BIG5 -> UTF-16BE\n";
testAllValidChars($fromUnicode, 'UTF-16BE', 'BIG5', false);
findInvalidChars($fromUnicode, $invalid, $unused, array_fill_keys(range(0,0xFF), 2));
convertAllInvalidChars($invalid, $fromUnicode, 'UTF-16BE', 'BIG5', '%');
echo "Tested UTF-16BE -> BIG5\n";
// Test "long" illegal character markers
mb_substitute_character("long");
convertInvalidString("\x80", "BAD+80", "BIG5", "UTF-8");
convertInvalidString("\xB0\x9F", "BAD+B09F", "BIG5", "UTF-8");
convertInvalidString("\xA3\xED", "?+A3ED", "BIG5", "UTF-8");
convertInvalidString("\x76\x54", "U+7654", "UTF-16BE", "BIG5");
echo "Done!\n";
?>
--EXPECT--
Tested BIG5 -> UTF-16BE
Tested UTF-16BE -> BIG5
Done!