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<?php

/**

 * HttpResponseTest file

 *

 * CakePHP(tm) Tests <http://book.cakephp.org/2.0/en/development/testing.html>

 * Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)

 *

 * Licensed under The MIT License

 * For full copyright and license information, please see the LICENSE.txt

 * Redistributions of files must retain the above copyright notice

 *

 * @copyright     Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)

 * @link          http://book.cakephp.org/2.0/en/development/testing.html CakePHP(tm) Tests

 * @package       Cake.Test.Case.Network.Http

 * @since         CakePHP(tm) v 1.2.0.4206

 * @license       http://www.opensource.org/licenses/mit-license.php MIT License

 */

App::uses('HttpResponse', 'Network/Http');

/**

 * TestHttpResponse class

 *

 * @package       Cake.Test.Case.Network.Http

 */

class TestHttpResponse extends HttpResponse {

/**

 * Convenience method for testing protected method

 *

 * @param array $header Header as an indexed array (field => value)

 * @return array Parsed header

 */

	public function parseHeader($header) {

		return parent::_parseHeader($header);

	}

/**

 * Convenience method for testing protected method

 *

 * @param string $body A string containing the body to decode

 * @param bool|string $encoding Can be false in case no encoding is being used, or a string representing the encoding

 * @return mixed Array or false

 */

	public function decodeBody($body, $encoding = 'chunked') {

		return parent::_decodeBody($body, $encoding);

	}

/**

 * Convenience method for testing protected method

 *

 * @param string $body A string containing the chunked body to decode

 * @return mixed Array or false

 */

	public function decodeChunkedBody($body) {

		return parent::_decodeChunkedBody($body);

	}

/**

 * Convenience method for testing protected method

 *

 * @param string $token Token to unescape

 * @return string Unescaped token

 */

	public function unescapeToken($token, $chars = null) {

		return parent::_unescapeToken($token, $chars);

	}

/**

 * Convenience method for testing protected method

 *

 * @param bool $hex true to get them as HEX values, false otherwise

 * @return array Escape chars

 */

	public function tokenEscapeChars($hex = true, $chars = null) {

		return parent::_tokenEscapeChars($hex, $chars);

	}

}

/**

 * HttpResponseTest class

 *

 * @package       Cake.Test.Case.Network.Http

 */

class HttpResponseTest extends CakeTestCase {

/**

 * This function sets up a HttpResponse

 *

 * @return void

 */

	public function setUp() {

		parent::setUp();

		$this->HttpResponse = new TestHttpResponse();

	}

/**

 * testBody

 *

 * @return void

 */

	public function testBody() {

		$this->HttpResponse->body = 'testing';

		$this->assertEquals('testing', $this->HttpResponse->body());

		$this->HttpResponse->body = null;

		$this->assertSame($this->HttpResponse->body(), '');

	}

/**

 * testToString

 *

 * @return void

 */

	public function testToString() {

		$this->HttpResponse->body = 'other test';

		$this->assertEquals('other test', $this->HttpResponse->body());

		$this->assertEquals('other test', (string)$this->HttpResponse);

		$this->assertTrue(strpos($this->HttpResponse, 'test') > 0);

		$this->HttpResponse->body = null;

		$this->assertEquals('', (string)$this->HttpResponse);

	}

/**

 * testGetHeader

 *

 * @return void

 */

	public function testGetHeader() {

		$this->HttpResponse->headers = array(

			'foo' => 'Bar',

			'Some' => 'ok',

			'HeAdEr' => 'value',

			'content-Type' => 'text/plain'

		);

		$this->assertEquals('Bar', $this->HttpResponse->getHeader('foo'));

		$this->assertEquals('Bar', $this->HttpResponse->getHeader('Foo'));

		$this->assertEquals('Bar', $this->HttpResponse->getHeader('FOO'));

		$this->assertEquals('value', $this->HttpResponse->getHeader('header'));

		$this->assertEquals('text/plain', $this->HttpResponse->getHeader('Content-Type'));

		$this->assertNull($this->HttpResponse->getHeader(0));

		$this->assertEquals('Bar', $this->HttpResponse->getHeader('foo', false));

		$this->assertEquals('not from class', $this->HttpResponse->getHeader('foo', array('foo' => 'not from class')));

	}

/**

 * testIsOk

 *

 * @return void

 */

	public function testIsOk() {

		$this->HttpResponse->code = 0;

		$this->assertFalse($this->HttpResponse->isOk());

		$this->HttpResponse->code = -1;

		$this->assertFalse($this->HttpResponse->isOk());

		$this->HttpResponse->code = 'what?';

		$this->assertFalse($this->HttpResponse->isOk());

		$this->HttpResponse->code = 200;

		$this->assertTrue($this->HttpResponse->isOk());

		$this->HttpResponse->code = 201;

		$this->assertTrue($this->HttpResponse->isOk());

		$this->HttpResponse->code = 202;

		$this->assertTrue($this->HttpResponse->isOk());

		$this->HttpResponse->code = 203;

		$this->assertTrue($this->HttpResponse->isOk());

		$this->HttpResponse->code = 204;

		$this->assertTrue($this->HttpResponse->isOk());

		$this->HttpResponse->code = 205;

		$this->assertTrue($this->HttpResponse->isOk());

		$this->HttpResponse->code = 206;

		$this->assertTrue($this->HttpResponse->isOk());

		$this->HttpResponse->code = 207;

		$this->assertFalse($this->HttpResponse->isOk());

		$this->HttpResponse->code = 208;

		$this->assertFalse($this->HttpResponse->isOk());

		$this->HttpResponse->code = 209;

		$this->assertFalse($this->HttpResponse->isOk());

		$this->HttpResponse->code = 210;

		$this->assertFalse($this->HttpResponse->isOk());

		$this->HttpResponse->code = 226;

		$this->assertFalse($this->HttpResponse->isOk());

		$this->HttpResponse->code = 288;

		$this->assertFalse($this->HttpResponse->isOk());

		$this->HttpResponse->code = 301;

		$this->assertFalse($this->HttpResponse->isOk());

	}

/**

 * testIsRedirect

 *

 * @return void

 */

	public function testIsRedirect() {

		$this->HttpResponse->code = 0;

		$this->assertFalse($this->HttpResponse->isRedirect());

		$this->HttpResponse->code = -1;

		$this->assertFalse($this->HttpResponse->isRedirect());

		$this->HttpResponse->code = 201;

		$this->assertFalse($this->HttpResponse->isRedirect());

		$this->HttpResponse->code = 'what?';

		$this->assertFalse($this->HttpResponse->isRedirect());

		$this->HttpResponse->code = 301;

		$this->assertFalse($this->HttpResponse->isRedirect());

		$this->HttpResponse->code = 302;

		$this->assertFalse($this->HttpResponse->isRedirect());

		$this->HttpResponse->code = 303;

		$this->assertFalse($this->HttpResponse->isRedirect());

		$this->HttpResponse->code = 307;

		$this->assertFalse($this->HttpResponse->isRedirect());

		$this->HttpResponse->code = 301;

		$this->HttpResponse->headers['Location'] = 'http://somewhere/';

		$this->assertTrue($this->HttpResponse->isRedirect());

		$this->HttpResponse->code = 302;

		$this->HttpResponse->headers['Location'] = 'http://somewhere/';

		$this->assertTrue($this->HttpResponse->isRedirect());

		$this->HttpResponse->code = 303;

		$this->HttpResponse->headers['Location'] = 'http://somewhere/';

		$this->assertTrue($this->HttpResponse->isRedirect());

		$this->HttpResponse->code = 307;

		$this->HttpResponse->headers['Location'] = 'http://somewhere/';

		$this->assertTrue($this->HttpResponse->isRedirect());

	}

/**

 * Test that HttpSocket::parseHeader can take apart a given (and valid) $header string and turn it into an array.

 *

 * @return void

 */

	public function testParseHeader() {

		$r = $this->HttpResponse->parseHeader(array('foo' => 'Bar', 'fOO-bAr' => 'quux'));

		$this->assertEquals(array('foo' => 'Bar', 'fOO-bAr' => 'quux'), $r);

		$r = $this->HttpResponse->parseHeader(true);

		$this->assertEquals(false, $r);

		$header = "Host: cakephp.org\t\r\n";

		$r = $this->HttpResponse->parseHeader($header);

		$expected = array(

			'Host' => 'cakephp.org'

		);

		$this->assertEquals($expected, $r);

		$header = "Date:Sat, 07 Apr 2007 10:10:25 GMT\r\nX-Powered-By: PHP/5.1.2\r\n";

		$r = $this->HttpResponse->parseHeader($header);

		$expected = array(

			'Date' => 'Sat, 07 Apr 2007 10:10:25 GMT',

			'X-Powered-By' => 'PHP/5.1.2'

		);

		$this->assertEquals($expected, $r);

		$header = "people: Jim,John\r\nfoo-LAND: Bar\r\ncAKe-PHP: rocks\r\n";

		$r = $this->HttpResponse->parseHeader($header);

		$expected = array(

			'people' => 'Jim,John',

			'foo-LAND' => 'Bar',

			'cAKe-PHP' => 'rocks'

		);

		$this->assertEquals($expected, $r);

		$header = "People: Jim,John,Tim\r\nPeople: Lisa,Tina,Chelsea\r\n";

		$r = $this->HttpResponse->parseHeader($header);

		$expected = array(

			'People' => array('Jim,John,Tim', 'Lisa,Tina,Chelsea')

		);

		$this->assertEquals($expected, $r);

		$header = "Multi-Line: I am a \r\nmulti line\t\r\nfield value.\r\nSingle-Line: I am not\r\n";

		$r = $this->HttpResponse->parseHeader($header);

		$expected = array(

			'Multi-Line' => "I am a\r\nmulti line\r\nfield value.",

			'Single-Line' => 'I am not'

		);

		$this->assertEquals($expected, $r);

		$header = "Esc\"@\"ped: value\r\n";

		$r = $this->HttpResponse->parseHeader($header);

		$expected = array(

			'Esc@ped' => 'value'

		);

		$this->assertEquals($expected, $r);

	}

/**

 * testParseResponse method

 *

 * @return void

 */

	public function testParseResponse() {

		$tests = array(

			'simple-request' => array(

				'response' => array(

					'status-line' => "HTTP/1.x 200 OK\r\n",

					'header' => "Date: Mon, 16 Apr 2007 04:14:16 GMT\r\nServer: CakeHttp Server\r\n",

					'body' => "<h1>Hello World</h1>\r\n<p>It's good to be html</p>"

				),

				'expectations' => array(

					'httpVersion' => 'HTTP/1.x',

					'code' => 200,

					'reasonPhrase' => 'OK',

					'headers' => array('Date' => 'Mon, 16 Apr 2007 04:14:16 GMT', 'Server' => 'CakeHttp Server'),

					'body' => "<h1>Hello World</h1>\r\n<p>It's good to be html</p>"

				)

			),

			'no-header' => array(

				'response' => array(

					'status-line' => "HTTP/1.x 404 OK\r\n",

					'header' => null

				),

				'expectations' => array(

					'code' => 404,

					'headers' => array()

				)

			)

		);

		$testResponse = array();

		$expectations = array();

		foreach ($tests as $name => $test) {

			$testResponse = array_merge($testResponse, $test['response']);

			$testResponse['response'] = $testResponse['status-line'] . $testResponse['header'] . "\r\n" . $testResponse['body'];

			$this->HttpResponse->parseResponse($testResponse['response']);

			$expectations = array_merge($expectations, $test['expectations']);

			foreach ($expectations as $property => $expectedVal) {

				$this->assertEquals($expectedVal, $this->HttpResponse->{$property}, 'Test "' . $name . '": response.' . $property . ' - %s');

			}

			foreach (array('status-line', 'header', 'body', 'response') as $field) {

				$this->assertEquals($this->HttpResponse['raw'][$field], $testResponse[$field], 'Test response.raw.' . $field . ': %s');

			}

		}

	}

/**

 * data provider function for testInvalidParseResponseData

 *

 * @return array

 */

	public static function invalidParseResponseDataProvider() {

		return array(

			array(array('foo' => 'bar')),

			array(true),

			array("HTTP Foo\r\nBar: La"),

			array('HTTP/1.1 TEST ERROR')

		);

	}

/**

 * testInvalidParseResponseData

 *

 * @dataProvider invalidParseResponseDataProvider

 * @expectedException SocketException

 * @return void

 */

	public function testInvalidParseResponseData($value) {

		$this->HttpResponse->parseResponse($value);

	}

/**

 * testDecodeBody method

 *

 * @return void

 */

	public function testDecodeBody() {

		$r = $this->HttpResponse->decodeBody(true);

		$this->assertEquals(false, $r);

		$r = $this->HttpResponse->decodeBody('Foobar', false);

		$this->assertEquals(array('body' => 'Foobar', 'header' => false), $r);

		$encoding = 'chunked';

		$sample = array(

			'encoded' => "19\r\nThis is a chunked message\r\n0\r\n",

			'decoded' => array('body' => "This is a chunked message", 'header' => false)

		);

		$r = $this->HttpResponse->decodeBody($sample['encoded'], $encoding);

		$this->assertEquals($r, $sample['decoded']);

		$encoding = 'chunked';

		$sample = array(

			'encoded' => "19\nThis is a chunked message\r\n0\n",

			'decoded' => array('body' => "This is a chunked message", 'header' => false)

		);

		$r = $this->HttpResponse->decodeBody($sample['encoded'], $encoding);

		$this->assertEquals($r, $sample['decoded'], 'Inconsistent line terminators should be tolerated.');

	}

/**

 * testDecodeFooCoded

 *

 * @return void

 */

	public function testDecodeFooCoded() {

		$r = $this->HttpResponse->decodeBody(true);

		$this->assertEquals(false, $r);

		$r = $this->HttpResponse->decodeBody('Foobar', false);

		$this->assertEquals(array('body' => 'Foobar', 'header' => false), $r);

		$encoding = 'foo-bar';

		$sample = array(

			'encoded' => '!Foobar!',

			'decoded' => array('body' => '!Foobar!', 'header' => false),

		);

		$r = $this->HttpResponse->decodeBody($sample['encoded'], $encoding);

		$this->assertEquals($r, $sample['decoded']);

	}

/**

 * testDecodeChunkedBody method

 *

 * @return void

 */

	public function testDecodeChunkedBody() {

		$r = $this->HttpResponse->decodeChunkedBody(true);

		$this->assertEquals(false, $r);

		$encoded = "19\r\nThis is a chunked message\r\n0\r\n";

		$decoded = "This is a chunked message";

		$r = $this->HttpResponse->decodeChunkedBody($encoded);

		$this->assertEquals($r['body'], $decoded);

		$this->assertEquals(false, $r['header']);

		$encoded = "19 \r\nThis is a chunked message\r\n0\r\n";

		$r = $this->HttpResponse->decodeChunkedBody($encoded);

		$this->assertEquals($r['body'], $decoded);

		$encoded = "19\r\nThis is a chunked message\r\nE\r\n\nThat is cool\n\r\n0\r\n";

		$decoded = "This is a chunked message\nThat is cool\n";

		$r = $this->HttpResponse->decodeChunkedBody($encoded);

		$this->assertEquals($r['body'], $decoded);

		$this->assertEquals(false, $r['header']);

		$encoded = "19\r\nThis is a chunked message\r\nE;foo-chunk=5\r\n\nThat is cool\n\r\n0\r\n";

		$r = $this->HttpResponse->decodeChunkedBody($encoded);

		$this->assertEquals($r['body'], $decoded);

		$this->assertEquals(false, $r['header']);

		$encoded = "19\r\nThis is a chunked message\r\nE\r\n\nThat is cool\n\r\n0\r\nfoo-header: bar\r\ncake: PHP\r\n\r\n";

		$r = $this->HttpResponse->decodeChunkedBody($encoded);

		$this->assertEquals($r['body'], $decoded);

		$this->assertEquals(array('foo-header' => 'bar', 'cake' => 'PHP'), $r['header']);

	}

/**

 * testDecodeChunkedBodyError method

 *

 * @expectedException SocketException

 * @return void

 */

	public function testDecodeChunkedBodyError() {

		$encoded = "19\r\nThis is a chunked message\r\nE\r\n\nThat is cool\n\r\n";

		$this->HttpResponse->decodeChunkedBody($encoded);

	}

/**

 * testParseCookies method

 *

 * @return void

 */

	public function testParseCookies() {

		$header = array(

			'Set-Cookie' => array(

				'foo=bar',

				'people=jim,jack,johnny";";Path=/accounts',

				'google=not=nice'

			),

			'Transfer-Encoding' => 'chunked',

			'Date' => 'Sun, 18 Nov 2007 18:57:42 GMT',

		);

		$cookies = $this->HttpResponse->parseCookies($header);

		$expected = array(

			'foo' => array(

				'value' => 'bar'

			),

			'people' => array(

				'value' => 'jim,jack,johnny";"',

				'path' => '/accounts',

			),

			'google' => array(

				'value' => 'not=nice',

			)

		);

		$this->assertEquals($expected, $cookies);

		$header['Set-Cookie'][] = 'cakephp=great; Secure';

		$expected['cakephp'] = array('value' => 'great', 'secure' => true);

		$cookies = $this->HttpResponse->parseCookies($header);

		$this->assertEquals($expected, $cookies);

		$header['Set-Cookie'] = 'foo=bar';

		unset($expected['people'], $expected['cakephp'], $expected['google']);

		$cookies = $this->HttpResponse->parseCookies($header);

		$this->assertEquals($expected, $cookies);

	}

/**

 * Test that escaped token strings are properly unescaped by HttpSocket::unescapeToken

 *

 * @return void

 */

	public function testUnescapeToken() {

		$this->assertEquals('Foo', $this->HttpResponse->unescapeToken('Foo'));

		$escape = $this->HttpResponse->tokenEscapeChars(false);

		foreach ($escape as $char) {

			$token = 'My-special-"' . $char . '"-Token';

			$unescapedToken = $this->HttpResponse->unescapeToken($token);

			$expectedToken = 'My-special-' . $char . '-Token';

			$this->assertEquals($expectedToken, $unescapedToken, 'Test token unescaping for ASCII ' . ord($char));

		}

		$token = 'Extreme-":"Token-"	"-""""@"-test';

		$escapedToken = $this->HttpResponse->unescapeToken($token);

		$expectedToken = 'Extreme-:Token-	-"@-test';

		$this->assertEquals($expectedToken, $escapedToken);

	}

/**

 * testArrayAccess

 *

 * @return void

 */

	public function testArrayAccess() {

		$this->HttpResponse->httpVersion = 'HTTP/1.1';

		$this->HttpResponse->code = 200;

		$this->HttpResponse->reasonPhrase = 'OK';

		$this->HttpResponse->headers = array(

			'Server' => 'CakePHP',

			'ContEnt-Type' => 'text/plain'

		);

		$this->HttpResponse->cookies = array(

			'foo' => array('value' => 'bar'),

			'bar' => array('value' => 'foo')

		);

		$this->HttpResponse->body = 'This is a test!';

		$this->HttpResponse->raw = "HTTP/1.1 200 OK\r\nServer: CakePHP\r\nContEnt-Type: text/plain\r\n\r\nThis is a test!";

		$expectedOne = "HTTP/1.1 200 OK\r\n";

		$this->assertEquals($expectedOne, $this->HttpResponse['raw']['status-line']);

		$expectedTwo = "Server: CakePHP\r\nContEnt-Type: text/plain\r\n";

		$this->assertEquals($expectedTwo, $this->HttpResponse['raw']['header']);

		$expectedThree = 'This is a test!';

		$this->assertEquals($expectedThree, $this->HttpResponse['raw']['body']);

		$expected = $expectedOne . $expectedTwo . "\r\n" . $expectedThree;

		$this->assertEquals($expected, $this->HttpResponse['raw']['response']);

		$expected = 'HTTP/1.1';

		$this->assertEquals($expected, $this->HttpResponse['status']['http-version']);

		$expected = 200;

		$this->assertEquals($expected, $this->HttpResponse['status']['code']);

		$expected = 'OK';

		$this->assertEquals($expected, $this->HttpResponse['status']['reason-phrase']);

		$expected = array(

			'Server' => 'CakePHP',

			'ContEnt-Type' => 'text/plain'

		);

		$this->assertEquals($expected, $this->HttpResponse['header']);

		$expected = 'This is a test!';

		$this->assertEquals($expected, $this->HttpResponse['body']);

		$expected = array(

			'foo' => array('value' => 'bar'),

			'bar' => array('value' => 'foo')

		);

		$this->assertEquals($expected, $this->HttpResponse['cookies']);

		$this->HttpResponse->raw = "HTTP/1.1 200 OK\r\n\r\nThis is a test!";

		$this->assertNull($this->HttpResponse['raw']['header']);

	}

}