[task/session-tests] Added tests for the session class.

Two first simple tests to check functionality of session_begin and
session_create.

Added a mock class for the cache as well as a subclass of session
which has its cookie handling function mocked out to avoid header
sending problems.

PHPBB3-9732

tests/mock/cache.php

@@ -0,0 +1,61 @@
+<?php
+/**
+*
+* @package testing
+* @copyright (c) 2008 phpBB Group
+* @license http://opensource.org/licenses/gpl-license.php GNU Public License
+*
+*/
+
+class phpbb_mock_cache
+{
+	public function __construct($data = array())
+	{
+		$this->data = $data;
+
+		if (!isset($this->data['_bots']))
+		{
+			$this->data['_bots'] = array();
+		}
+	}
+
+	public function get($var_name)
+	{
+		if (isset($this->data[$var_name]))
+		{
+			return $this->data[$var_name];
+		}
+
+		return false;
+	}
+
+	public function put($var_name, $var, $ttl = 0)
+	{
+		$this->data[$var_name] = $var;
+	}
+
+	/**
+	* Obtain active bots
+	*/
+	public function obtain_bots()
+	{
+		return $this->data['_bots'];
+	}
+
+	public function set_bots($bots)
+	{
+		$this->data['_bots'] = $bots;
+	}
+
+	public function checkVar(PHPUnit_Framework_Assert $test, $var_name, $data)
+	{
+		$test->assertTrue(isset($this->data[$var_name]));
+		$test->assertEquals($data, $this->data[$var_name]);
+	}
+
+	public function check(PHPUnit_Framework_Assert $test, $data)
+	{
+		$test->assertEquals($data, $this->data);
+	}
+}
+

tests/mock/session_testable.php

@@ -0,0 +1,56 @@
+<?php
+/**
+*
+* @package testing
+* @copyright (c) 2008 phpBB Group
+* @license http://opensource.org/licenses/gpl-license.php GNU Public License
+*
+*/
+
+require_once '../phpBB/includes/functions.php';
+require_once '../phpBB/includes/session.php';
+
+class phpbb_mock_session_testable extends session
+{
+	private $_cookies = array();
+
+	public function set_cookie($name, $data, $time)
+	{
+		$this->_cookies[$name] = array($data, $time);
+	}
+
+	/**
+	* Checks if the cookies were set correctly.
+	*
+	* @param PHPUnit_Framework_Assert test    The test from which this is called
+	* @param array(string => mixed)   cookies The cookie data to check against.
+	*				The keys are cookie names, the values can either be null to
+	*				check only the existance of the cookie, or an array(d, t),
+	*				where d is the cookie data to check, or null to skip the
+	*				check and t is the cookie time to check, or null to skip.
+	*/
+	public function check_cookies(PHPUnit_Framework_Assert $test, $cookies)
+	{
+		$test->assertEquals(array_keys($cookies), array_keys($this->_cookies), 'Incorrect cookies were set');
+
+		foreach ($cookies as $name => $cookie)
+		{
+			if (!is_null($cookie))
+			{
+				$data = $cookie[0];
+				$time = $cookie[1];
+
+				if (!is_null($data))
+				{
+					$test->assertEquals($data, $this->_cookies[$name][0], "Cookie $name contains incorrect data");
+				}
+
+				if (!is_null($time))
+				{
+					$test->assertEquals($time, $this->_cookies[$name][1], "Cookie $name expires at the wrong time");
+				}
+			}
+		}
+	}
+}
+