<?php
require_once 'URLNormalizer.php';
class URLNormalizerTest extends PHPUnit_Framework_TestCase
{
protected $fixture;
private $test_url = 'http://www.yahoo.com/';
protected function setUp()
{
$this->fixture = new URLNormalizer();
$this->fixture->setUrl( $this->test_url );
}
public function testClassCanBeInstantiated() {
$this->assertTrue( is_object( $this->fixture ) );
}
public function testObjectIsOfCorrectType() {
$this->assertTrue( get_class( $this->fixture ) == 'URLNormalizer' );
}
public function testObjectHasGetUrlMethod() {
$this->assertTrue( method_exists( $this->fixture, 'getUrl' ) );
}
public function testSetUrl() {
$this->assertTrue( $this->fixture->getUrl() == $this->test_url );
}
public function testObjectHasGetSchemeMethod() {
$this->assertTrue( method_exists( $this->fixture, 'getScheme' ) );
}
public function testSchemeExtractedFromUrl() {
$this->assertTrue( $this->fixture->getScheme() == 'http' );
}
/**
* @dataProvider provider
*/
public function testUrlsAreNormalised( $url, $normalised_url ) {
$this->fixture->setUrl( $url );
$this->assertEquals( $normalised_url, $this->fixture->normalize() );
}
public function provider() {
// tests from http://en.wikipedia.org/wiki/URL_normalization
return array(
array( 'HTTP://www.Example.com/', 'http://www.example.com/' ), # converting the scheme and host to lowercase
array( 'http://www.example.com', 'http://www.example.com/' ), # add trailing /
array( 'eXAMPLE://a/./b/../b/%63/%7bfoo%7d', 'example://a/b/c/%7Bfoo%7D' ),
);
}
public function testCaseIsNormalization() {
$this->fixture->setUrl( 'http://www.yahoo.com/%a1' );
$this->assertEquals( 'http://www.yahoo.com/%A1', $this->fixture->normalize() );
}
/**
* @dataProvider dotSegmentProvider
*
* http://www.apps.ietf.org/rfc/rfc3986.html#sec-5.2.4
*/
public function testRemoveDotSegments( $path, $normalised_path ) {
$this->assertEquals( $normalised_path, $this->fixture->removeDotSegments( $path ) );
}
public function dotSegmentProvider() {
return array(
array( '../', '' ),
array( './', '' ),
array( '/./', '/' ),
array( '/.', '/' ),
array( '/a/b/c/./../../g', '/a/g' ),
array( 'mid/content=5/../6', 'mid/6' ),
array( '/foo/bar/.', '/foo/bar/' ),
array( '/foo/bar/./', '/foo/bar/' ),
array( '/foo/bar/..', '/foo/' ),
array( '/foo/bar/../', '/foo/' ),
array( '/foo/bar/../baz', '/foo/baz' ),
array('/foo/bar/../..', '/'),
array('/foo/bar/../../' , '/'),
array('/foo/bar/../../baz' , '/baz'),
#array('/foo/bar/../../../baz' , '/../baz'),
array( 'a/./b/../b/', 'a/b/' ),
);
}
public function testDecodingUnreservedUrlChars() {
$this->assertEquals( 'c', $this->fixture->urlDecodeUnreservedChars( '%63' ) );
$this->assertEquals( 'c/%7b', $this->fixture->urlDecodeUnreservedChars( '%63/%7b' ) );
$this->assertEquals( 'eXAMPLE://a/./b/../b/c/%7bfoo%7d', $this->fixture->urlDecodeUnreservedChars( 'eXAMPLE://a/./b/../b/%63/%7bfoo%7d' ) );
}
/**
* @dataProvider schemeData
*
* http://www.apps.ietf.org/rfc/rfc3986.html#sec-6.2.3
*/
public function testSchemeBasedNormalization( $url ) {
$expected_uri = 'http://example.com/';
$this->fixture->setUrl( $url );
$this->assertEquals( $expected_uri, $this->fixture->normalize() );
}
public function schemeData() {
return array( array( 'http://example.com' ),
array( 'http://example.com/' ),
array( 'http://example.com:/' ),
array( 'http://example.com:80/' ), );
}
public function testQueryParametersArePreserved() {
$url = 'http://fancysite.nl/links/doit.pl?id=2029';
$this->fixture->setUrl( $url );
$this->assertEquals( $url, $this->fixture->normalize() );
}
public function testFragmentIdentifiersArePreserved() {
$url = 'http://example.com/index.html#fragment';
$this->fixture->setUrl( $url );
$this->assertEquals( $url, $this->fixture->normalize() );
}
}
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