239 lines
8.5 KiB
PHP
239 lines
8.5 KiB
PHP
<?php
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class HTMLPurifier_EncoderTest extends HTMLPurifier_Harness
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{
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protected $_entity_lookup;
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public function setUp()
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{
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$this->_entity_lookup = HTMLPurifier_EntityLookup::instance();
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parent::setUp();
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}
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public function assertCleanUTF8($string, $expect = null)
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{
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if ($expect === null) $expect = $string;
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$this->assertIdentical(HTMLPurifier_Encoder::cleanUTF8($string), $expect, 'iconv: %s');
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$this->assertIdentical(HTMLPurifier_Encoder::cleanUTF8($string, true), $expect, 'PHP: %s');
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}
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public function test_cleanUTF8()
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{
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$this->assertCleanUTF8('Normal string.');
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$this->assertCleanUTF8("Test\tAllowed\nControl\rCharacters");
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$this->assertCleanUTF8("null byte: \0", 'null byte: ');
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$this->assertCleanUTF8("\1\2\3\4\5\6\7", '');
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$this->assertCleanUTF8("\x7F", ''); // one byte invalid SGML char
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$this->assertCleanUTF8("\xC2\x80", ''); // two byte invalid SGML
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$this->assertCleanUTF8("\xF3\xBF\xBF\xBF"); // valid four byte
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$this->assertCleanUTF8("\xDF\xFF", ''); // malformed UTF8
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// invalid codepoints
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$this->assertCleanUTF8("\xED\xB0\x80", '');
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}
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public function test_convertToUTF8_noConvert()
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{
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// UTF-8 means that we don't touch it
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$this->assertIdentical(
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HTMLPurifier_Encoder::convertToUTF8("\xF6", $this->config, $this->context),
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"\xF6", // this is invalid
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'Expected identical [Binary: F6]'
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);
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}
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public function test_convertToUTF8_spuriousEncoding()
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{
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if (!HTMLPurifier_Encoder::iconvAvailable()) return;
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$this->config->set('Core.Encoding', 'utf99');
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$this->expectError('Invalid encoding utf99');
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$this->assertIdentical(
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HTMLPurifier_Encoder::convertToUTF8("\xF6", $this->config, $this->context),
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''
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);
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}
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public function test_convertToUTF8_iso8859_1()
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{
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$this->config->set('Core.Encoding', 'ISO-8859-1');
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$this->assertIdentical(
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HTMLPurifier_Encoder::convertToUTF8("\xF6", $this->config, $this->context),
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"\xC3\xB6"
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);
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}
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public function test_convertToUTF8_withoutIconv()
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{
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$this->config->set('Core.Encoding', 'ISO-8859-1');
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$this->config->set('Test.ForceNoIconv', true);
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$this->assertIdentical(
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HTMLPurifier_Encoder::convertToUTF8("\xF6", $this->config, $this->context),
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"\xC3\xB6"
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);
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}
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public function getZhongWen()
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{
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return "\xE4\xB8\xAD\xE6\x96\x87 (Chinese)";
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}
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public function test_convertFromUTF8_utf8()
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{
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// UTF-8 means that we don't touch it
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$this->assertIdentical(
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HTMLPurifier_Encoder::convertFromUTF8("\xC3\xB6", $this->config, $this->context),
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"\xC3\xB6"
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);
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}
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public function test_convertFromUTF8_iso8859_1()
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{
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$this->config->set('Core.Encoding', 'ISO-8859-1');
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$this->assertIdentical(
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HTMLPurifier_Encoder::convertFromUTF8("\xC3\xB6", $this->config, $this->context),
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"\xF6",
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'Expected identical [Binary: F6]'
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);
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}
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public function test_convertFromUTF8_iconvNoChars()
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{
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if (!HTMLPurifier_Encoder::iconvAvailable()) return;
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$this->config->set('Core.Encoding', 'ISO-8859-1');
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$this->assertIdentical(
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HTMLPurifier_Encoder::convertFromUTF8($this->getZhongWen(), $this->config, $this->context),
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" (Chinese)"
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);
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}
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public function test_convertFromUTF8_phpNormal()
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{
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// Plain PHP implementation has slightly different behavior
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$this->config->set('Core.Encoding', 'ISO-8859-1');
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$this->config->set('Test.ForceNoIconv', true);
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$this->assertIdentical(
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HTMLPurifier_Encoder::convertFromUTF8("\xC3\xB6", $this->config, $this->context),
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"\xF6",
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'Expected identical [Binary: F6]'
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);
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}
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public function test_convertFromUTF8_phpNoChars()
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{
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$this->config->set('Core.Encoding', 'ISO-8859-1');
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$this->config->set('Test.ForceNoIconv', true);
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$this->assertIdentical(
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HTMLPurifier_Encoder::convertFromUTF8($this->getZhongWen(), $this->config, $this->context),
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"?? (Chinese)"
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);
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}
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public function test_convertFromUTF8_withProtection()
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{
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// Preserve the characters!
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$this->config->set('Core.Encoding', 'ISO-8859-1');
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$this->config->set('Core.EscapeNonASCIICharacters', true);
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$this->assertIdentical(
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HTMLPurifier_Encoder::convertFromUTF8($this->getZhongWen(), $this->config, $this->context),
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"中文 (Chinese)"
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);
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}
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public function test_convertFromUTF8_withProtectionButUtf8()
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{
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// Preserve the characters!
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$this->config->set('Core.EscapeNonASCIICharacters', true);
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$this->assertIdentical(
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HTMLPurifier_Encoder::convertFromUTF8($this->getZhongWen(), $this->config, $this->context),
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"中文 (Chinese)"
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);
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}
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public function test_convertToASCIIDumbLossless()
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{
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// Uppercase thorn letter
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$this->assertIdentical(
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HTMLPurifier_Encoder::convertToASCIIDumbLossless("\xC3\x9Eorn"),
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"Þorn"
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);
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$this->assertIdentical(
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HTMLPurifier_Encoder::convertToASCIIDumbLossless("an"),
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"an"
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);
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// test up to four bytes
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$this->assertIdentical(
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HTMLPurifier_Encoder::convertToASCIIDumbLossless("\xF3\xA0\x80\xA0"),
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"󠀠"
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);
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}
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public function assertASCIISupportCheck($enc, $ret)
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{
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$test = HTMLPurifier_Encoder::testEncodingSupportsASCII($enc, true);
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if ($test === false) return;
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$this->assertIdentical(
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HTMLPurifier_Encoder::testEncodingSupportsASCII($enc),
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$ret
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);
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$this->assertIdentical(
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HTMLPurifier_Encoder::testEncodingSupportsASCII($enc, true),
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$ret
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);
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}
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public function test_testEncodingSupportsASCII()
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{
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if (HTMLPurifier_Encoder::iconvAvailable()) {
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$this->assertASCIISupportCheck('Shift_JIS', array("\xC2\xA5" => '\\', "\xE2\x80\xBE" => '~'));
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$this->assertASCIISupportCheck('JOHAB', array("\xE2\x82\xA9" => '\\'));
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}
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$this->assertASCIISupportCheck('ISO-8859-1', array());
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$this->assertASCIISupportCheck('dontexist', array()); // canary
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}
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public function testShiftJIS()
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{
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if (!HTMLPurifier_Encoder::iconvAvailable()) return;
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$this->config->set('Core.Encoding', 'Shift_JIS');
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// This actually looks like a Yen, but we're going to treat it differently
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$this->assertIdentical(
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HTMLPurifier_Encoder::convertFromUTF8('\\~', $this->config, $this->context),
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'\\~'
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);
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$this->assertIdentical(
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HTMLPurifier_Encoder::convertToUTF8('\\~', $this->config, $this->context),
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'\\~'
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);
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}
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public function testIconvTruncateBug()
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{
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if (!HTMLPurifier_Encoder::iconvAvailable()) return;
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if (HTMLPurifier_Encoder::testIconvTruncateBug() !== HTMLPurifier_Encoder::ICONV_TRUNCATES) return;
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$this->config->set('Core.Encoding', 'ISO-8859-1');
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$this->assertIdentical(
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HTMLPurifier_Encoder::convertFromUTF8("\xE4\xB8\xAD" . str_repeat('a', 10000), $this->config, $this->context),
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str_repeat('a', 10000)
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);
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}
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public function testIconvChunking()
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{
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if (!HTMLPurifier_Encoder::iconvAvailable()) return;
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if (HTMLPurifier_Encoder::testIconvTruncateBug() !== HTMLPurifier_Encoder::ICONV_TRUNCATES) return;
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$this->assertIdentical(HTMLPurifier_Encoder::iconv('utf-8', 'iso-8859-1//IGNORE', "a\xF3\xA0\x80\xA0b", 4), 'ab');
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$this->assertIdentical(HTMLPurifier_Encoder::iconv('utf-8', 'iso-8859-1//IGNORE', "aa\xE4\xB8\xADb", 4), 'aab');
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$this->assertIdentical(HTMLPurifier_Encoder::iconv('utf-8', 'iso-8859-1//IGNORE', "aaa\xCE\xB1b", 4), 'aaab');
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$this->assertIdentical(HTMLPurifier_Encoder::iconv('utf-8', 'iso-8859-1//IGNORE', "aaaa\xF3\xA0\x80\xA0b", 4), 'aaaab');
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$this->assertIdentical(HTMLPurifier_Encoder::iconv('utf-8', 'iso-8859-1//IGNORE', "aaaa\xE4\xB8\xADb", 4), 'aaaab');
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$this->assertIdentical(HTMLPurifier_Encoder::iconv('utf-8', 'iso-8859-1//IGNORE', "aaaa\xCE\xB1b", 4), 'aaaab');
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}
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}
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// vim: et sw=4 sts=4
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