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htmlpurifier/tests/HTMLPurifier/URITest.php

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<?php
require_once 'HTMLPurifier/URI.php';
require_once 'HTMLPurifier/URIParser.php';
class HTMLPurifier_URITest extends HTMLPurifier_Harness
{
function createURI($uri) {
$parser = new HTMLPurifier_URIParser();
return $parser->parse($uri);
}
function test_construct() {
$uri1 = new HTMLPurifier_URI('HTTP', 'bob', 'example.com', '23', '/foo', 'bar=2', 'slash');
$uri2 = new HTMLPurifier_URI('http', 'bob', 'example.com', 23, '/foo', 'bar=2', 'slash');
$this->assertIdentical($uri1, $uri2);
}
var $oldRegistry;
function &setUpSchemeRegistryMock() {
$this->oldRegistry = HTMLPurifier_URISchemeRegistry::instance();
generate_mock_once('HTMLPurifier_URIScheme');
generate_mock_once('HTMLPurifier_URISchemeRegistry');
$registry =& HTMLPurifier_URISchemeRegistry::instance(
new HTMLPurifier_URISchemeRegistryMock()
);
return $registry;
}
function &setUpSchemeMock($name) {
$registry =& $this->setUpSchemeRegistryMock();
$scheme_mock = new HTMLPurifier_URISchemeMock();
$registry->setReturnValue('getScheme', $scheme_mock, array($name, '*', '*'));
return $scheme_mock;
}
function setUpNoValidSchemes() {
$registry =& $this->setUpSchemeRegistryMock();
$registry->setReturnValue('getScheme', false, array('*', '*', '*'));
}
function tearDownSchemeRegistryMock() {
HTMLPurifier_URISchemeRegistry::instance($this->oldRegistry);
}
function test_getSchemeObj() {
$scheme_mock =& $this->setUpSchemeMock('http');
$uri = $this->createURI('http:');
$scheme_obj = $uri->getSchemeObj($this->config, $this->context);
$this->assertIdentical($scheme_obj, $scheme_mock);
$this->tearDownSchemeRegistryMock();
}
function test_getSchemeObj_invalidScheme() {
$this->setUpNoValidSchemes();
$uri = $this->createURI('http:');
$result = $uri->getSchemeObj($this->config, $this->context);
$this->assertIdentical($result, false);
$this->tearDownSchemeRegistryMock();
}
function test_getSchemaObj_defaultScheme() {
$scheme = 'foobar';
$scheme_mock =& $this->setUpSchemeMock($scheme);
$this->config->set('URI', 'DefaultScheme', $scheme);
$uri = $this->createURI('hmm');
$scheme_obj = $uri->getSchemeObj($this->config, $this->context);
$this->assertIdentical($scheme_obj, $scheme_mock);
$this->tearDownSchemeRegistryMock();
}
function test_getSchemaObj_invalidDefaultScheme() {
$this->setUpNoValidSchemes();
$this->config->set('URI', 'DefaultScheme', 'foobar');
$uri = $this->createURI('hmm');
$this->expectError('Default scheme object "foobar" was not readable');
$result = $uri->getSchemeObj($this->config, $this->context);
$this->assertIdentical($result, false);
$this->tearDownSchemeRegistryMock();
}
function assertToString($expect_uri, $scheme, $userinfo, $host, $port, $path, $query, $fragment) {
$uri = new HTMLPurifier_URI($scheme, $userinfo, $host, $port, $path, $query, $fragment);
$string = $uri->toString();
$this->assertIdentical($string, $expect_uri);
}
function test_toString_full() {
$this->assertToString(
'http://bob@example.com:300/foo?bar=baz#fragment',
'http', 'bob', 'example.com', 300, '/foo', 'bar=baz', 'fragment'
);
}
function test_toString_scheme() {
$this->assertToString(
'http:',
'http', null, null, null, '', null, null
);
}
function test_toString_authority() {
$this->assertToString(
'//bob@example.com:8080',
null, 'bob', 'example.com', 8080, '', null, null
);
}
function test_toString_path() {
$this->assertToString(
'/path/to',
null, null, null, null, '/path/to', null, null
);
}
function test_toString_query() {
$this->assertToString(
'?q=string',
null, null, null, null, '', 'q=string', null
);
}
function test_toString_fragment() {
$this->assertToString(
'#fragment',
null, null, null, null, '', null, 'fragment'
);
}
function assertValidation($uri, $expect_uri = true) {
if ($expect_uri === true) $expect_uri = $uri;
$uri = $this->createURI($uri);
$result = $uri->validate($this->config, $this->context);
if ($expect_uri === false) {
$this->assertFalse($result);
} else {
$this->assertTrue($result);
$this->assertIdentical($uri->toString(), $expect_uri);
}
}
function test_validate_defaultSchemeRemovedInBlank() {
$this->assertValidation('http:', '');
}
function test_validate_defaultSchemeRemovedInRelativeURI() {
$this->assertValidation('http:/foo/bar', '/foo/bar');
}
function test_validate_defaultSchemeNotRemovedInAbsoluteURI() {
$this->assertValidation('http://example.com/foo/bar');
}
function test_validate_altSchemeNotRemoved() {
$this->assertValidation('mailto:this-looks-like-a-path@example.com');
}
function test_validate_overlongPort() {
$this->assertValidation('http://example.com:65536', 'http://example.com');
}
function test_validate_zeroPort() {
$this->assertValidation('http://example.com:00', 'http://example.com');
}
function test_validate_invalidHostThatLooksLikeIPv6() {
$this->assertValidation('http://[2001:0db8:85z3:08d3:1319:8a2e:0370:7334]', '');
}
function test_validate_configDisableExternal() {
$this->def = new HTMLPurifier_AttrDef_URI();
$this->config->set('URI', 'DisableExternal', true);
$this->config->set('URI', 'Host', 'sub.example.com');
$this->assertValidation('/foobar.txt');
$this->assertValidation('http://google.com/', false);
$this->assertValidation('http://sub.example.com/alas?foo=asd');
$this->assertValidation('http://example.com/teehee', false);
$this->assertValidation('http://www.example.com/#man', false);
$this->assertValidation('http://go.sub.example.com/perhaps?p=foo');
}
function test_validate_configDisableExternalResources() {
$this->config->set('URI', 'DisableExternalResources', true);
$this->assertValidation('http://sub.example.com/alas?foo=asd');
$this->assertValidation('/img.png');
$embeds = true; // passed by reference
$this->context->register('EmbeddedURI', $embeds);
$this->assertValidation('http://sub.example.com/alas?foo=asd', false);
$this->assertValidation('/img.png');
}
function test_validate_configBlacklist() {
$this->config->set('URI', 'HostBlacklist', array('example.com', 'moo'));
$this->assertValidation('foo.txt');
$this->assertValidation('http://www.google.com/example.com/moo');
$this->assertValidation('http://example.com/#23', false);
$this->assertValidation('https://sub.domain.example.com/foobar', false);
$this->assertValidation('http://example.com.example.net/?whoo=foo', false);
$this->assertValidation('ftp://moo-moo.net/foo/foo/', false);
}
/*
function test_validate_configWhitelist() {
$this->config->set('URI', 'HostPolicy', 'DenyAll');
$this->config->set('URI', 'HostWhitelist', array(null, 'google.com'));
$this->assertValidation('http://example.com/fo/google.com', false);
$this->assertValidation('server.txt');
$this->assertValidation('ftp://www.google.com/?t=a');
$this->assertValidation('http://google.com.tricky.spamsite.net', false);
}
*/
}