12 files changed, 890 insertions, 0 deletions
diff --git a/tests/functions/fixtures/validate_email.xml b/tests/functions/fixtures/validate_email.xml
new file mode 100644
index 0000000000..de7fce8a08
--- /dev/null
+++ b/tests/functions/fixtures/validate_email.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<dataset>
+	<table name="phpbb_users">
+		<column>user_id</column>
+		<column>username</column>
+		<column>username_clean</column>
+		<column>user_permissions</column>
+		<column>user_sig</column>
+		<column>user_occ</column>
+		<column>user_interests</column>
+		<column>user_email_hash</column>
+		<row>
+			<value>1</value>
+			<value>admin</value>
+			<value>admin</value>
+			<value></value>
+			<value></value>
+			<value></value>
+			<value></value>
+			<value>143317126117</value>
+		</row>
+	</table>
+</dataset>
diff --git a/tests/functions/fixtures/validate_username.xml b/tests/functions/fixtures/validate_username.xml
new file mode 100644
index 0000000000..fbe398469c
--- /dev/null
+++ b/tests/functions/fixtures/validate_username.xml
@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<dataset>
+	<table name="phpbb_groups">
+		<column>group_name</column>
+		<column>group_desc</column>
+		<row>
+			<value>foobar_group</value>
+			<value>test123</value>
+		</row>
+	</table>
+	<table name="phpbb_users">
+		<column>user_id</column>
+		<column>username</column>
+		<column>username_clean</column>
+		<column>user_permissions</column>
+		<column>user_sig</column>
+		<column>user_occ</column>
+		<column>user_interests</column>
+		<row>
+			<value>1</value>
+			<value>admin</value>
+			<value>admin</value>
+			<value></value>
+			<value></value>
+			<value></value>
+			<value></value>
+		</row>
+		<row>
+			<value>2</value>
+			<value>moderator</value>
+			<value>moderator</value>
+			<value></value>
+			<value></value>
+			<value></value>
+			<value></value>
+		</row>
+	</table>
+</dataset>
diff --git a/tests/functions/validate_data_helper.php b/tests/functions/validate_data_helper.php
new file mode 100644
index 0000000000..b92a3aa5eb
--- /dev/null
+++ b/tests/functions/validate_data_helper.php
@@ -0,0 +1,36 @@
+<?php
+/**
+*
+* @package testing
+* @copyright (c) 2013 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+class phpbb_functions_validate_data_helper
+{
+	protected $test_case;
+
+	public function __construct($test_case)
+	{
+		$this->test_case = $test_case;
+	}
+
+	/**
+	* Test provided input data with supplied checks and compare to expected
+	* results
+	*
+	* @param array $data Array containing one or more subarrays with the
+	*		test data. The first element of a subarray is the
+	*		expected result, the second one is the input, and the
+	*		third is the data that should be passed to the function
+	*		validate_data().
+	*/
+	public function assert_valid_data($data)
+	{
+		foreach ($data as $key => $test)
+		{
+			$this->test_case->assertEquals($test[0], validate_data(array($test[1]), array($test[2])));
+		}
+	}
+}
diff --git a/tests/functions/validate_date_test.php b/tests/functions/validate_date_test.php
new file mode 100644
index 0000000000..1dcd1361a2
--- /dev/null
+++ b/tests/functions/validate_date_test.php
@@ -0,0 +1,82 @@
+<?php
+/**
+*
+* @package testing
+* @copyright (c) 2013 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+require_once dirname(__FILE__) . '/../../phpBB/includes/functions_user.php';
+require_once dirname(__FILE__) . '/validate_data_helper.php';
+
+class phpbb_functions_validate_date_test extends phpbb_test_case
+{
+	protected $helper;
+
+	protected function setUp()
+	{
+		parent::setUp();
+
+		$this->helper = new phpbb_functions_validate_data_helper($this);
+	}
+
+	public function test_validate_date()
+	{
+		$this->helper->assert_valid_data(array(
+			'empty' => array(
+				array('INVALID'),
+				'',
+				array('date'),
+			),
+			'empty_opt' => array(
+				array(),
+				'',
+				array('date', true),
+			),
+			'double_single' => array(
+				array(),
+				'17-06-1990',
+				array('date'),
+			),
+			'single_single' => array(
+				array(),
+				'05-05-2009',
+				array('date'),
+			),
+			'double_double' => array(
+				array(),
+				'17-12-1990',
+				array('date'),
+			),
+			'month_high' => array(
+				array('INVALID'),
+				'17-17-1990',
+				array('date'),
+			),
+			'month_low' => array(
+				array('INVALID'),
+				'01-00-1990',
+				array('date'),
+			),
+			'day_high' => array(
+				array('INVALID'),
+				'64-01-1990',
+				array('date'),
+			),
+			'day_low' => array(
+				array('INVALID'),
+				'00-12-1990',
+				array('date'),
+			),
+			// Currently fails
+			/*
+			'zero_year' => array(
+				array(),
+				'01-01-0000',
+				array('date'),
+			),
+			*/
+		));
+	}
+}
diff --git a/tests/functions/validate_email_test.php b/tests/functions/validate_email_test.php
new file mode 100644
index 0000000000..9a6ce39251
--- /dev/null
+++ b/tests/functions/validate_email_test.php
@@ -0,0 +1,108 @@
+<?php
+/**
+*
+* @package testing
+* @copyright (c) 2013 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+require_once dirname(__FILE__) . '/../../phpBB/includes/functions.php';
+require_once dirname(__FILE__) . '/../../phpBB/includes/functions_user.php';
+require_once dirname(__FILE__) . '/../mock/user.php';
+require_once dirname(__FILE__) . '/validate_data_helper.php';
+
+class phpbb_functions_validate_email_test extends phpbb_database_test_case
+{
+	protected $db;
+	protected $user;
+	protected $helper;
+
+	public function getDataSet()
+	{
+		return $this->createXMLDataSet(dirname(__FILE__) . '/fixtures/validate_email.xml');
+	}
+
+	protected function setUp()
+	{
+		parent::setUp();
+
+		$this->db = $this->new_dbal();
+		$this->user = new phpbb_mock_user;
+		$this->helper = new phpbb_functions_validate_data_helper($this);
+	}
+
+	/**
+	* Get validation prerequesites
+	*
+	* @param bool $check_mx Whether mx records should be checked
+	*/
+	protected function set_validation_prerequisites($check_mx)
+	{
+		global $config, $db, $user;
+
+		$config['email_check_mx'] = $check_mx;
+		$db = $this->db;
+		$user = $this->user;
+		$user->optionset('banned_users', array('banned@example.com'));
+	}
+
+	public function test_validate_email()
+	{
+		$this->set_validation_prerequisites(false);
+
+		$this->helper->assert_valid_data(array(
+			'empty' => array(
+				array(),
+				'',
+				array('email'),
+			),
+			'allowed' => array(
+				array(),
+				'foobar@example.com',
+				array('email', 'foobar@example.com'),
+			),
+			'invalid' => array(
+				array('EMAIL_INVALID'),
+				'fööbar@example.com',
+				array('email'),
+			),
+			'valid_complex' => array(
+				array(),
+				"'%$~test@example.com",
+				array('email'),
+			),
+			'taken' => array(
+				array('EMAIL_TAKEN'),
+				'admin@example.com',
+				array('email'),
+			),
+			'banned' => array(
+				array('EMAIL_BANNED'),
+				'banned@example.com',
+				array('email'),
+			),
+		));
+	}
+
+	/**
+	* @group slow
+	*/
+	public function test_validate_email_mx()
+	{
+		$this->set_validation_prerequisites(true);
+
+		$this->helper->assert_valid_data(array(
+			'valid' => array(
+				array(),
+				'foobar@phpbb.com',
+				array('email'),
+			),
+			'no_mx' => array(
+				array('DOMAIN_NO_MX_RECORD'),
+				'test@does-not-exist.phpbb.com',
+				array('email'),
+			),
+		));
+	}
+}
diff --git a/tests/functions/validate_jabber_test.php b/tests/functions/validate_jabber_test.php
new file mode 100644
index 0000000000..5a53c963bd
--- /dev/null
+++ b/tests/functions/validate_jabber_test.php
@@ -0,0 +1,79 @@
+<?php
+/**
+*
+* @package testing
+* @copyright (c) 2013 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+require_once dirname(__FILE__) . '/../../phpBB/includes/functions_user.php';
+require_once dirname(__FILE__) . '/validate_data_helper.php';
+
+class phpbb_functions_validate_jabber_test extends phpbb_test_case
+{
+	protected $helper;
+
+	protected function setUp()
+	{
+		parent::setUp();
+
+		$this->helper = new phpbb_functions_validate_data_helper($this);
+	}
+
+	public function test_validate_jabber()
+	{
+		$this->helper->assert_valid_data(array(
+			'empty' => array(
+				array(),
+				'',
+				array('jabber'),
+			),	
+			'no_seperator' => array(
+				array('WRONG_DATA'),
+				'testjabber.ccc',
+				array('jabber'),
+			),
+			'no_user' => array(
+				array('WRONG_DATA'),
+				'@jabber.ccc',
+				array('jabber'),
+			),
+			'no_realm' => array(
+				array('WRONG_DATA'),
+				'user@',
+				array('jabber'),
+			),
+			'dot_realm' => array(
+				array('WRONG_DATA'),
+				'user@.....',
+				array('jabber'),
+			),
+			'-realm' => array(
+				array('WRONG_DATA'),
+				'user@-jabber.ccc',
+				array('jabber'),
+			),
+			'realm-' => array(
+				array('WRONG_DATA'),
+				'user@jabber.ccc-',
+				array('jabber'),
+			),
+			'correct' => array(
+				array(),
+				'user@jabber.09A-z.org',
+				array('jabber'),
+			),
+			'prohibited' => array(
+				array('WRONG_DATA'),
+				'u@ser@jabber.ccc.org',
+				array('jabber'),
+			),
+			'prohibited_char' => array(
+				array('WRONG_DATA'),
+				'u<s>er@jabber.ccc.org',
+				array('jabber'),
+			),
+		));
+	}
+}
diff --git a/tests/functions/validate_lang_iso_test.php b/tests/functions/validate_lang_iso_test.php
new file mode 100644
index 0000000000..c8a5b71021
--- /dev/null
+++ b/tests/functions/validate_lang_iso_test.php
@@ -0,0 +1,60 @@
+<?php
+/**
+*
+* @package testing
+* @copyright (c) 2013 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+require_once dirname(__FILE__) . '/../../phpBB/includes/functions_user.php';
+require_once dirname(__FILE__) . '/validate_data_helper.php';
+
+class phpbb_functions_validate_lang_iso_test extends phpbb_database_test_case
+{
+	protected $db;
+	protected $helper;
+
+	public function getDataSet()
+	{
+		return $this->createXMLDataSet(dirname(__FILE__) . '/fixtures/language_select.xml');
+	}
+
+	protected function setUp()
+	{
+		parent::setUp();
+
+		$this->db = $this->new_dbal();
+		$this->helper = new phpbb_functions_validate_data_helper($this);
+	}
+
+	public function test_validate_lang_iso()
+	{
+		global $db;
+
+		$db = $this->db;
+
+		$this->helper->assert_valid_data(array(
+			'empty' => array(
+				array('WRONG_DATA'),
+				'',
+				array('language_iso_name'),
+			),
+			'en' => array(
+				array(),
+				'en',
+				array('language_iso_name'),
+			),
+			'cs' => array(
+				array(),
+				'cs',
+				array('language_iso_name'),
+			),
+			'de' => array(
+				array('WRONG_DATA'),
+				'de',
+				array('language_iso_name'),
+			),
+		));
+	}
+}
diff --git a/tests/functions/validate_match_test.php b/tests/functions/validate_match_test.php
new file mode 100644
index 0000000000..73a363e003
--- /dev/null
+++ b/tests/functions/validate_match_test.php
@@ -0,0 +1,49 @@
+<?php
+/**
+*
+* @package testing
+* @copyright (c) 2013 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+require_once dirname(__FILE__) . '/../../phpBB/includes/functions_user.php';
+require_once dirname(__FILE__) . '/validate_data_helper.php';
+
+class phpbb_functions_validate_match_test extends phpbb_test_case
+{
+	protected $helper;
+
+	protected function setUp()
+	{
+		parent::setUp();
+
+		$this->helper = new phpbb_functions_validate_data_helper($this);
+	}
+
+	public function test_validate_match()
+	{
+		$this->helper->assert_valid_data(array(
+			'empty_opt' => array(
+				array(),
+				'',
+				array('match', true, '/[a-z]$/'),
+			),
+			'empty_empty_match' => array(
+				array(),
+				'',
+				array('match'),
+			),
+			'foobar' => array(
+				array(),
+				'foobar',
+				array('match', false, '/[a-z]$/'),
+			),
+			'foobar_fail' => array(
+				array('WRONG_DATA'),
+				'foobar123',
+				array('match', false, '/[a-z]$/'),
+			),
+		));
+	}
+}
diff --git a/tests/functions/validate_num_test.php b/tests/functions/validate_num_test.php
new file mode 100644
index 0000000000..4deac02ebc
--- /dev/null
+++ b/tests/functions/validate_num_test.php
@@ -0,0 +1,59 @@
+<?php
+/**
+*
+* @package testing
+* @copyright (c) 2013 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+require_once dirname(__FILE__) . '/../../phpBB/includes/functions_user.php';
+require_once dirname(__FILE__) . '/validate_data_helper.php';
+
+class phpbb_functions_validate_num_test extends phpbb_test_case
+{
+	protected $helper;
+
+	protected function setUp()
+	{
+		parent::setUp();
+
+		$this->helper = new phpbb_functions_validate_data_helper($this);
+	}
+
+	public function test_validate_num()
+	{
+		$this->helper->assert_valid_data(array(
+			'empty' => array(
+				array(),
+				'',
+				array('num'),
+			),
+			'zero' => array(
+				array(),
+				'0',
+				array('num'),
+			),
+			'five_minmax_correct' => array(
+				array(),
+				'5',
+				array('num', false, 2, 6),
+			),
+			'five_minmax_short' => array(
+				array('TOO_SMALL'),
+				'5',
+				array('num', false, 7, 10),
+			),
+			'five_minmax_long' => array(
+				array('TOO_LARGE'),
+				'5',
+				array('num', false, 2, 3),
+			),
+			'string' => array(
+				array(),
+				'foobar',
+				array('num'),
+			),
+		));
+	}
+}
diff --git a/tests/functions/validate_password_test.php b/tests/functions/validate_password_test.php
new file mode 100644
index 0000000000..4639f6cc89
--- /dev/null
+++ b/tests/functions/validate_password_test.php
@@ -0,0 +1,96 @@
+<?php
+/**
+*
+* @package testing
+* @copyright (c) 2013 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+require_once dirname(__FILE__) . '/../../phpBB/includes/functions_user.php';
+require_once dirname(__FILE__) . '/validate_data_helper.php';
+
+class phpbb_functions_validate_password_test extends phpbb_test_case
+{
+	protected $helper;
+
+	protected function setUp()
+	{
+		parent::setUp();
+
+		$this->helper = new phpbb_functions_validate_data_helper($this);
+	}
+
+	public function validate_password_data()
+	{
+		return array(
+			array('PASS_TYPE_ANY', array(
+				'empty'			=> array(),
+				'foobar_any'		=> array(),
+				'foobar_mixed'		=> array(),
+				'foobar_alpha'		=> array(),
+				'foobar_symbol'		=> array(),
+			)),
+			array('PASS_TYPE_CASE', array(
+				'empty'			=> array(),
+				'foobar_any'		=> array('INVALID_CHARS'),
+				'foobar_mixed'		=> array(),
+				'foobar_alpha'		=> array(),
+				'foobar_symbol'		=> array(),
+			)),
+			array('PASS_TYPE_ALPHA', array(
+				'empty'			=> array(),
+				'foobar_any'		=> array('INVALID_CHARS'),
+				'foobar_mixed'		=> array('INVALID_CHARS'),
+				'foobar_alpha'		=> array(),
+				'foobar_symbol'		=> array(),
+			)),
+			array('PASS_TYPE_SYMBOL', array(
+				'empty'			=> array(),
+				'foobar_any'		=> array('INVALID_CHARS'),
+				'foobar_mixed'		=> array('INVALID_CHARS'),
+				'foobar_alpha'		=> array('INVALID_CHARS'),
+				'foobar_symbol'		=> array(),
+			)),
+		);
+	}
+
+	/**
+	* @dataProvider validate_password_data
+	*/
+	public function test_validate_password($pass_complexity, $expected)
+	{
+		global $config;
+
+		// Set complexity to mixed case letters, numbers and symbols
+		$config['pass_complex'] = $pass_complexity;
+
+		$this->helper->assert_valid_data(array(
+			'empty'			=> array(
+				$expected['empty'],
+				'',
+				array('password'),
+			),
+			'foobar_any'		=> array(
+				$expected['foobar_any'],
+				'foobar',
+				array('password'),
+			),
+			'foobar_mixed'		=> array(
+				$expected['foobar_mixed'],
+				'FooBar',
+				array('password'),
+			),
+			'foobar_alpha'		=> array(
+				$expected['foobar_alpha'],
+				'F00bar',
+				array('password'),
+			),
+			'foobar_symbol'		=> array(
+				$expected['foobar_symbol'],
+				'fooBar123*',
+				array('password'),
+			),
+		));
+	}
+}
diff --git a/tests/functions/validate_string_test.php b/tests/functions/validate_string_test.php
new file mode 100644
index 0000000000..ab44c28541
--- /dev/null
+++ b/tests/functions/validate_string_test.php
@@ -0,0 +1,70 @@
+<?php
+/**
+*
+* @package testing
+* @copyright (c) 2013 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+require_once dirname(__FILE__) . '/../../phpBB/includes/functions_user.php';
+require_once dirname(__FILE__) . '/../../phpBB/includes/utf/utf_tools.php';
+require_once dirname(__FILE__) . '/validate_data_helper.php';
+
+class phpbb_functions_validate_string_test extends phpbb_test_case
+{
+	protected $helper;
+
+	protected function setUp()
+	{
+		parent::setUp();
+
+		$this->helper = new phpbb_functions_validate_data_helper($this);
+	}
+
+	public function test_validate_string()
+	{
+		$this->helper->assert_valid_data(array(
+			'empty_opt' => array(
+				array(),
+				'',
+				array('string', true),
+			),
+			'empty' => array(
+				array(),
+				'',
+				array('string'),
+			),
+			'foo' => array(
+				array(),
+				'foobar',
+				array('string'),
+			),
+			'foo_minmax_correct' => array(
+				array(),
+				'foobar',
+				array('string', false, 2, 6),
+			),
+			'foo_minmax_short' => array(
+				array('TOO_SHORT'),
+				'foobar',
+				array('string', false, 7, 9),
+			),
+			'foo_minmax_long' => array(
+				array('TOO_LONG'),
+				'foobar',
+				array('string', false, 2, 5),
+			),
+			'empty_short' => array(
+				array('TOO_SHORT'),
+				'',
+				array('string', false, 1, 6),
+			),
+			'empty_length_opt' => array(
+				array(),
+				'',
+				array('string', true, 1, 6),
+			),
+		));
+	}
+}
diff --git a/tests/functions/validate_username_test.php b/tests/functions/validate_username_test.php
new file mode 100644
index 0000000000..0819974e54
--- /dev/null
+++ b/tests/functions/validate_username_test.php
@@ -0,0 +1,190 @@
+<?php
+/**
+*
+* @package testing
+* @copyright (c) 2013 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+require_once dirname(__FILE__) . '/../../phpBB/includes/functions_user.php';
+require_once dirname(__FILE__) . '/../../phpBB/includes/utf/utf_tools.php';
+require_once dirname(__FILE__) . '/../mock/cache.php';
+require_once dirname(__FILE__) . '/validate_data_helper.php';
+
+class phpbb_functions_validate_data_test extends phpbb_database_test_case
+{
+	protected $db;
+	protected $cache;
+	protected $helper;
+
+	public function getDataSet()
+	{
+		return $this->createXMLDataSet(dirname(__FILE__) . '/fixtures/validate_username.xml');
+	}
+
+	protected function setUp()
+	{
+		parent::setUp();
+
+		$this->db = $this->new_dbal();
+		$this->cache = new phpbb_mock_cache;
+		$this->helper = new phpbb_functions_validate_data_helper($this);
+	}
+
+	public function validate_username_data()
+	{
+		return array(
+			array('USERNAME_CHARS_ANY', array(
+				'foobar_allow'		=> array(),
+				'foobar_ascii'		=> array(),
+				'foobar_any'		=> array(),
+				'foobar_alpha'		=> array(),
+				'foobar_alpha_spacers'	=> array(),
+				'foobar_letter_num'	=> array(),
+				'foobar_letter_num_sp'	=> array(),
+				'foobar_quot'		=> array('INVALID_CHARS'),
+				'barfoo_disallow'	=> array('USERNAME_DISALLOWED'),
+				'admin_taken'		=> array('USERNAME_TAKEN'),
+				'group_taken'		=> array('USERNAME_TAKEN'),
+			)),
+			array('USERNAME_ALPHA_ONLY', array(
+				'foobar_allow'		=> array(),
+				'foobar_ascii'		=> array(),
+				'foobar_any'		=> array('INVALID_CHARS'),
+				'foobar_alpha'		=> array(),
+				'foobar_alpha_spacers'	=> array('INVALID_CHARS'),
+				'foobar_letter_num'	=> array(),
+				'foobar_letter_num_sp'	=> array('INVALID_CHARS'),
+				'foobar_quot'		=> array('INVALID_CHARS'),
+				'barfoo_disallow'	=> array('USERNAME_DISALLOWED'),
+				'admin_taken'		=> array('USERNAME_TAKEN'),
+				'group_taken'		=> array('INVALID_CHARS'),
+			)),
+			array('USERNAME_ALPHA_SPACERS', array(
+				'foobar_allow'		=> array(),
+				'foobar_ascii'		=> array(),
+				'foobar_any'		=> array('INVALID_CHARS'),
+				'foobar_alpha'		=> array(),
+				'foobar_alpha_spacers'	=> array(),
+				'foobar_letter_num'	=> array(),
+				'foobar_letter_num_sp'	=> array('INVALID_CHARS'),
+				'foobar_quot'		=> array('INVALID_CHARS'),
+				'barfoo_disallow'	=> array('USERNAME_DISALLOWED'),
+				'admin_taken'		=> array('USERNAME_TAKEN'),
+				'group_taken'		=> array('USERNAME_TAKEN'),
+			)),
+			array('USERNAME_LETTER_NUM', array(
+				'foobar_allow'		=> array(),
+				'foobar_ascii'		=> array(),
+				'foobar_any'		=> array('INVALID_CHARS'),
+				'foobar_alpha'		=> array(),
+				'foobar_alpha_spacers'	=> array('INVALID_CHARS'),
+				'foobar_letter_num'	=> array(),
+				'foobar_letter_num_sp'	=> array('INVALID_CHARS'),
+				'foobar_quot'		=> array('INVALID_CHARS'),
+				'barfoo_disallow'	=> array('USERNAME_DISALLOWED'),
+				'admin_taken'		=> array('USERNAME_TAKEN'),
+				'group_taken'		=> array('INVALID_CHARS'),
+			)),
+			array('USERNAME_LETTER_NUM_SPACERS', array(
+				'foobar_allow'		=> array(),
+				'foobar_ascii'		=> array(),
+				'foobar_any'		=> array('INVALID_CHARS'),
+				'foobar_alpha'		=> array(),
+				'foobar_alpha_spacers'	=> array(),
+				'foobar_letter_num'	=> array(),
+				'foobar_letter_num_sp'	=> array(),
+				'foobar_quot'		=> array('INVALID_CHARS'),
+				'barfoo_disallow'	=> array('USERNAME_DISALLOWED'),
+				'admin_taken'		=> array('USERNAME_TAKEN'),
+				'group_taken'		=> array('USERNAME_TAKEN'),
+			)),
+			array('USERNAME_ASCII', array(
+				'foobar_allow'		=> array(),
+				'foobar_ascii'		=> array(),
+				'foobar_any'		=> array(),
+				'foobar_alpha'		=> array(),
+				'foobar_alpha_spacers'	=> array(),
+				'foobar_letter_num'	=> array(),
+				'foobar_letter_num_sp'	=> array('INVALID_CHARS'),
+				'foobar_quot'		=> array('INVALID_CHARS'),
+				'barfoo_disallow'	=> array('USERNAME_DISALLOWED'),
+				'admin_taken'		=> array('USERNAME_TAKEN'),
+				'group_taken'		=> array('USERNAME_TAKEN'),
+			)),
+		);
+	}
+
+	/**
+	* @dataProvider validate_username_data
+	*/
+	public function test_validate_username($allow_name_chars, $expected)
+	{
+		global $cache, $config, $db;
+
+		$db = $this->db;
+		$cache = $this->cache;
+		$cache->put('_disallowed_usernames', array('barfoo'));
+
+		$config['allow_name_chars'] = $allow_name_chars;
+
+		$this->helper->assert_valid_data(array(
+			'foobar_allow' => array(
+				$expected['foobar_allow'],
+				'foobar',
+				array('username', 'foobar'),
+			),
+			'foobar_ascii' => array(
+				$expected['foobar_ascii'],
+				'foobar',
+				array('username'),
+			),
+			'foobar_any' => array(
+				$expected['foobar_any'],
+				'f*~*^=oo_bar1',
+				array('username'),
+			),
+			'foobar_alpha' => array(
+				$expected['foobar_alpha'],
+				'fo0Bar',
+				array('username'),
+			),
+			'foobar_alpha_spacers' => array(
+				$expected['foobar_alpha_spacers'],
+				'Fo0-[B]_a+ R',
+				array('username'),
+			),
+			'foobar_letter_num' => array(
+				$expected['foobar_letter_num'],
+				'fo0Bar0',
+				array('username'),
+			),
+			'foobar_letter_num_sp' => array(
+				$expected['foobar_letter_num_sp'],
+				'Fö0-[B]_a+ R',
+				array('username'),
+			),
+			'foobar_quot' => array(
+				$expected['foobar_quot'],
+				'"foobar"',
+				array('username'),
+			),
+			'barfoo_disallow' => array(
+				$expected['barfoo_disallow'],
+				'barfoo',
+				array('username'),
+			),
+			'admin_taken' => array(
+				$expected['admin_taken'],
+				'admin',
+				array('username'),
+			),
+			'group_taken' => array(
+				$expected['group_taken'],
+				'foobar_group',
+				array('username'),
+			),
+		));
+	}
+}