Merge branch develop of github.com:/EllisLab/CodeIgniter into session

8 files changed, 950 insertions, 0 deletions

diff --git a/tests/codeigniter/core/Benchmark_test.php b/tests/codeigniter/core/Benchmark_test.php
new file mode 100644
index 000000000..a239ba51d
--- /dev/null
+++ b/tests/codeigniter/core/Benchmark_test.php
@@ -0,0 +1,43 @@
+<?php
+
+class Benchmark_test extends CI_TestCase {
+
+	public function set_up()
+	{
+		$this->benchmark = new Mock_Core_Benchmark();
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_mark()
+	{
+		$this->assertEmpty($this->benchmark->marker);
+
+		$this->benchmark->mark('code_start');
+
+		$this->assertEquals(1, count($this->benchmark->marker));
+		$this->assertArrayHasKey('code_start', $this->benchmark->marker);
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_elapsed_time()
+	{
+		$this->assertEquals('{elapsed_time}', $this->benchmark->elapsed_time());
+		$this->assertEmpty($this->benchmark->elapsed_time('undefined_point'));
+
+		$this->benchmark->mark('code_start');
+		sleep(1);
+		$this->benchmark->mark('code_end');
+
+		$this->assertEquals('1.0', $this->benchmark->elapsed_time('code_start', 'code_end', 1));
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_memory_usage()
+	{
+		$this->assertEquals('{memory_usage}', $this->benchmark->memory_usage());
+	}
+
+}
\ No newline at end of file
diff --git a/tests/codeigniter/core/Common_test.php b/tests/codeigniter/core/Common_test.php
new file mode 100644
index 000000000..f9bf6c27f
--- /dev/null
+++ b/tests/codeigniter/core/Common_test.php
@@ -0,0 +1,13 @@
+<?php
+
+class Common_test extends CI_TestCase {
+
+	// ------------------------------------------------------------------------
+
+	public function test_is_php()
+	{
+		$this->assertEquals(TRUE, is_php('1.2.0'));
+		$this->assertEquals(FALSE, is_php('9999.9.9'));
+	}
+
+}
\ No newline at end of file
diff --git a/tests/codeigniter/core/Config_test.php b/tests/codeigniter/core/Config_test.php
new file mode 100644
index 000000000..30cb90a28
--- /dev/null
+++ b/tests/codeigniter/core/Config_test.php
@@ -0,0 +1,93 @@
+<?php
+
+class Config_test extends CI_TestCase {
+
+	public function set_up()
+	{
+		$cls =& $this->ci_core_class('cfg');
+
+		// set predictable config values
+		$this->ci_set_config(array(
+			'index_page'		=> 'index.php',
+			'base_url'			=> 'http://example.com/',
+			'subclass_prefix'	=> 'MY_'
+		));
+
+		$this->config = new $cls;
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_item()
+	{
+		$this->assertEquals('http://example.com/', $this->config->item('base_url'));
+
+		// Bad Config value
+		$this->assertFalse($this->config->item('no_good_item'));
+
+		// Index
+		$this->assertFalse($this->config->item('no_good_item', 'bad_index'));
+		$this->assertFalse($this->config->item('no_good_item', 'default'));
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_set_item()
+	{
+		$this->assertFalse($this->config->item('not_yet_set'));
+
+		$this->config->set_item('not_yet_set', 'is set');
+
+		$this->assertEquals('is set', $this->config->item('not_yet_set'));
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_slash_item()
+	{
+		// Bad Config value
+		$this->assertFalse($this->config->slash_item('no_good_item'));
+
+		$this->assertEquals('http://example.com/', $this->config->slash_item('base_url'));
+
+		$this->assertEquals('MY_/', $this->config->slash_item('subclass_prefix'));
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_site_url()
+	{
+		$this->assertEquals('http://example.com/index.php', $this->config->site_url());
+
+		$base_url = $this->config->item('base_url');
+
+		$this->config->set_item('base_url', '');
+
+		$q_string = $this->config->item('enable_query_strings');
+
+		$this->config->set_item('enable_query_strings', FALSE);
+
+		$this->assertEquals('index.php/test', $this->config->site_url('test'));
+		$this->assertEquals('index.php/test/1', $this->config->site_url(array('test', '1')));
+
+		$this->config->set_item('enable_query_strings', TRUE);
+
+		$this->assertEquals('index.php?test', $this->config->site_url('test'));
+		$this->assertEquals('index.php?0=test&1=1', $this->config->site_url(array('test', '1')));
+
+		$this->config->set_item('base_url', $base_url);
+
+		$this->assertEquals('http://example.com/index.php?test', $this->config->site_url('test'));
+
+		// back to home base
+		$this->config->set_item('enable_query_strings', $q_string);
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_system_url()
+	{
+		$this->assertEquals('http://example.com/system/', $this->config->system_url());
+	}
+
+}
\ No newline at end of file
diff --git a/tests/codeigniter/core/Input_test.php b/tests/codeigniter/core/Input_test.php
new file mode 100644
index 000000000..fe8738832
--- /dev/null
+++ b/tests/codeigniter/core/Input_test.php
@@ -0,0 +1,161 @@
+<?php
+
+class Input_test extends CI_TestCase {
+
+	public function set_up()
+	{
+		// Set server variable to GET as default, since this will leave unset in STDIN env
+		$_SERVER['REQUEST_METHOD'] = 'GET';
+
+		// Set config for Input class
+		$this->ci_set_config('allow_get_array',	TRUE);
+		$this->ci_set_config('global_xss_filtering', FALSE);
+		$this->ci_set_config('csrf_protection', FALSE);
+
+		$security = new Mock_Core_Security();
+		$utf8 = new Mock_Core_Utf8();
+
+		$this->input = new Mock_Core_Input($security, $utf8);
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_get_not_exists()
+	{
+		$this->assertEmpty($this->input->get());
+		$this->assertEmpty($this->input->get('foo'));
+
+		$this->assertTrue( ! $this->input->get());
+		$this->assertTrue( ! $this->input->get('foo'));
+
+		// Test we're getting empty results
+		$this->assertTrue($this->input->get() === NULL);
+		$this->assertTrue($this->input->get('foo') === NULL);
+
+		// Test new 3.0 behaviour for non existant results (used to be FALSE)
+		$this->assertTrue($this->input->get() === NULL);
+		$this->assertTrue($this->input->get('foo') === NULL);
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_get_exist()
+	{
+		$_SERVER['REQUEST_METHOD'] = 'GET';
+		$_GET['foo'] = 'bar';
+
+		$this->assertArrayHasKey('foo', $this->input->get());
+		$this->assertEquals('bar', $this->input->get('foo'));
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_get_exist_with_xss_clean()
+	{
+		$_SERVER['REQUEST_METHOD'] = 'GET';
+		$_GET['harm'] = "Hello, i try to <script>alert('Hack');</script> your site";
+
+		$this->assertArrayHasKey('harm', $this->input->get());
+		$this->assertEquals("Hello, i try to <script>alert('Hack');</script> your site", $this->input->get('harm'));
+		$this->assertEquals("Hello, i try to [removed]alert&#40;'Hack'&#41;;[removed] your site", $this->input->get('harm', TRUE));
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_post_not_exists()
+	{
+		$this->assertEmpty($this->input->post());
+		$this->assertEmpty($this->input->post('foo'));
+
+		$this->assertTrue( ! $this->input->post());
+		$this->assertTrue( ! $this->input->post('foo'));
+
+		$this->assertTrue($this->input->post() === NULL);
+		$this->assertTrue($this->input->post('foo') === NULL);
+
+		$this->assertTrue($this->input->post() === NULL);
+		$this->assertTrue($this->input->post('foo') === NULL);
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_post_exist()
+	{
+		$_SERVER['REQUEST_METHOD'] = 'POST';
+		$_POST['foo'] = 'bar';
+
+		$this->assertArrayHasKey('foo', $this->input->post());
+		$this->assertEquals('bar', $this->input->post('foo'));
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_post_exist_with_xss_clean()
+	{
+		$_SERVER['REQUEST_METHOD'] = 'POST';
+		$_POST['harm'] = "Hello, i try to <script>alert('Hack');</script> your site";
+
+		$this->assertArrayHasKey('harm', $this->input->post());
+		$this->assertEquals("Hello, i try to <script>alert('Hack');</script> your site", $this->input->post('harm'));
+		$this->assertEquals("Hello, i try to [removed]alert&#40;'Hack'&#41;;[removed] your site", $this->input->post('harm', TRUE));
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_get_post()
+	{
+		$_SERVER['REQUEST_METHOD'] = 'POST';
+		$_POST['foo'] = 'bar';
+
+		$this->assertEquals('bar', $this->input->get_post('foo'));
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_cookie()
+	{
+		$_COOKIE['foo'] = 'bar';
+
+		$this->assertEquals('bar', $this->input->cookie('foo'));
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_server()
+	{
+		$this->assertEquals('GET', $this->input->server('REQUEST_METHOD'));
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_fetch_from_array()
+	{
+		$data = array(
+			'foo' => 'bar',
+			'harm' => 'Hello, i try to <script>alert(\'Hack\');</script> your site',
+		);
+
+		$foo = $this->input->fetch_from_array($data, 'foo');
+		$harm = $this->input->fetch_from_array($data, 'harm');
+		$harmless = $this->input->fetch_from_array($data, 'harm', TRUE);
+
+		$this->assertEquals('bar', $foo);
+		$this->assertEquals("Hello, i try to <script>alert('Hack');</script> your site", $harm);
+		$this->assertEquals("Hello, i try to [removed]alert&#40;'Hack'&#41;;[removed] your site", $harmless);
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_valid_ip()
+	{
+		$ip_v4 = '192.18.0.1';
+		$this->assertTrue($this->input->valid_ip($ip_v4));
+
+		$ip_v6 = array('2001:0db8:0000:85a3:0000:0000:ac1f:8001', '2001:db8:0:85a3:0:0:ac1f:8001', '2001:db8:0:85a3::ac1f:8001');
+		foreach ($ip_v6 as $ip)
+		{
+			$this->assertTrue($this->input->valid_ip($ip));
+		}
+	}
+
+}
\ No newline at end of file
diff --git a/tests/codeigniter/core/Lang_test.php b/tests/codeigniter/core/Lang_test.php
new file mode 100644
index 000000000..a410dabfa
--- /dev/null
+++ b/tests/codeigniter/core/Lang_test.php
@@ -0,0 +1,32 @@
+<?php
+
+class Lang_test extends CI_TestCase {
+
+	protected $lang;
+
+	public function set_up()
+	{
+		$loader_cls = $this->ci_core_class('load');
+		$this->ci_instance_var('load', new $loader_cls);
+
+		$cls = $this->ci_core_class('lang');
+		$this->lang = new $cls;
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_load()
+	{
+		$this->assertTrue($this->lang->load('profiler', 'english'));
+		$this->assertEquals('URI STRING', $this->lang->line('profiler_uri_string'));
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_load_with_unspecified_language()
+	{
+		$this->assertTrue($this->lang->load('profiler'));
+		$this->assertEquals('URI STRING', $this->lang->line('profiler_uri_string'));
+	}
+
+}
\ No newline at end of file
diff --git a/tests/codeigniter/core/Loader_test.php b/tests/codeigniter/core/Loader_test.php
new file mode 100644
index 000000000..fdea962b7
--- /dev/null
+++ b/tests/codeigniter/core/Loader_test.php
@@ -0,0 +1,221 @@
+<?php
+
+class Loader_test extends CI_TestCase {
+
+	private $ci_obj;
+
+	public function set_up()
+	{
+		// Instantiate a new loader
+		$this->load = new Mock_Core_Loader();
+
+		// mock up a ci instance
+		$this->ci_obj = new stdClass;
+
+		// Fix get_instance()
+		$this->ci_instance($this->ci_obj);
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_library()
+	{
+		$this->_setup_config_mock();
+
+		// Test loading as an array.
+		$this->assertNull($this->load->library(array('table')));
+		$this->assertTrue(class_exists('CI_Table'), 'Table class exists');
+		$this->assertAttributeInstanceOf('CI_Table', 'table', $this->ci_obj);
+
+		// Test no lib given
+		$this->assertEquals(FALSE, $this->load->library());
+
+		// Test a string given to params
+		$this->assertEquals(NULL, $this->load->library('table', ' '));
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_load_library_in_application_dir()
+	{
+		$this->_setup_config_mock();
+
+		$content = '<?php class Super_test_library {} ';
+
+		$model = vfsStream::newFile('Super_test_library.php')->withContent($content)->at($this->load->libs_dir);
+		$this->assertNull($this->load->library('super_test_library'));
+
+		// Was the model class instantiated.
+		$this->assertTrue(class_exists('Super_test_library'));
+	}
+
+	// --------------------------------------------------------------------
+
+	private function _setup_config_mock()
+	{
+		// Mock up a config object until we
+		// figure out how to test the library configs
+		$config = $this->getMock('CI_Config', NULL, array(), '', FALSE);
+		$config->expects($this->any())
+			   ->method('load')
+			   ->will($this->returnValue(TRUE));
+
+		// Add the mock to our stdClass
+		$this->ci_instance_var('config', $config);
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_non_existent_model()
+	{
+		$this->setExpectedException(
+			'RuntimeException',
+			'CI Error: Unable to locate the model you have specified: ci_test_nonexistent_model.php'
+		);
+
+		$this->load->model('ci_test_nonexistent_model.php');
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * @coverts CI_Loader::model
+	 */
+	public function test_models()
+	{
+		$this->ci_set_core_class('model', 'CI_Model');
+
+		$content = '<?php class Unit_test_model extends CI_Model {} ';
+
+		$model = vfsStream::newFile('unit_test_model.php')->withContent($content)->at($this->load->models_dir);
+
+		$this->assertNull($this->load->model('unit_test_model'));
+
+		// Was the model class instantiated.
+		$this->assertTrue(class_exists('Unit_test_model'));
+
+		// Test no model given
+		$this->assertNull($this->load->model(''));
+	}
+
+	// --------------------------------------------------------------------
+
+	// public function testDatabase()
+	// {
+	// 	$this->assertEquals(NULL, $this->load->database());
+	// 	$this->assertEquals(NULL, $this->load->dbutil());
+	// }
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * @coverts CI_Loader::view
+	 */
+	public function test_load_view()
+	{
+		$this->ci_set_core_class('output', 'CI_Output');
+
+		$content = 'This is my test page.  <?php echo $hello; ?>';
+		$view = vfsStream::newFile('unit_test_view.php')->withContent($content)->at($this->load->views_dir);
+
+		// Use the optional return parameter in this test, so the view is not
+		// run through the output class.
+		$this->assertEquals('This is my test page.  World!',
+		$this->load->view('unit_test_view', array('hello' => "World!"), TRUE));
+
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * @coverts CI_Loader::view
+	 */
+	public function test_non_existent_view()
+	{
+		$this->setExpectedException(
+			'RuntimeException',
+			'CI Error: Unable to load the requested file: ci_test_nonexistent_view.php'
+		);
+
+		$this->load->view('ci_test_nonexistent_view', array('foo' => 'bar'));
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_file()
+	{
+		$content = 'Here is a test file, which we will load now.';
+		$file = vfsStream::newFile('ci_test_mock_file.php')->withContent($content)->at($this->load->views_dir);
+
+		// Just like load->view(), take the output class out of the mix here.
+		$load = $this->load->file(vfsStream::url('application').'/views/ci_test_mock_file.php', TRUE);
+
+		$this->assertEquals($content, $load);
+
+		$this->setExpectedException(
+			'RuntimeException',
+			'CI Error: Unable to load the requested file: ci_test_file_not_exists'
+		);
+
+		$this->load->file('ci_test_file_not_exists', TRUE);
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_vars()
+	{
+		$this->assertNull($this->load->vars(array('foo' => 'bar')));
+		$this->assertNull($this->load->vars('foo', 'bar'));
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_helper()
+	{
+		$this->assertEquals(NULL, $this->load->helper('array'));
+
+		$this->setExpectedException(
+			'RuntimeException',
+			'CI Error: Unable to load the requested file: helpers/bad_helper.php'
+		);
+
+		$this->load->helper('bad');
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_loading_multiple_helpers()
+	{
+		$this->assertEquals(NULL, $this->load->helpers(array('file', 'array', 'string')));
+	}
+
+	// --------------------------------------------------------------------
+
+	// public function testLanguage()
+	// {
+	// 	$this->assertEquals(NULL, $this->load->language('test'));
+	// }
+
+	// --------------------------------------------------------------------
+
+	public function test_load_config()
+	{
+		$this->_setup_config_mock();
+		$this->assertNull($this->load->config('config', FALSE));
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_load_bad_config()
+	{
+		$this->_setup_config_mock();
+
+		$this->setExpectedException(
+			'RuntimeException',
+			'CI Error: The configuration file foobar.php does not exist.'
+		);
+
+		$this->load->config('foobar', FALSE);
+	}
+
+}
\ No newline at end of file
diff --git a/tests/codeigniter/core/Security_test.php b/tests/codeigniter/core/Security_test.php
new file mode 100644
index 000000000..3f6e3b07a
--- /dev/null
+++ b/tests/codeigniter/core/Security_test.php
@@ -0,0 +1,106 @@
+<?php
+
+class Security_test extends CI_TestCase {
+
+	public function set_up()
+	{
+		// Set cookie for security test
+		$_COOKIE['ci_csrf_cookie'] = md5(uniqid(rand(), TRUE));
+
+		// Set config for Security class
+		$this->ci_set_config('csrf_protection', TRUE);
+		$this->ci_set_config('csrf_token_name', 'ci_csrf_token');
+		$this->ci_set_config('csrf_cookie_name', 'ci_csrf_cookie');
+
+		$this->security = new Mock_Core_Security();
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_csrf_verify()
+	{
+		$_SERVER['REQUEST_METHOD'] = 'GET';
+
+		$this->assertInstanceOf('CI_Security', $this->security->csrf_verify());
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_csrf_verify_invalid()
+	{
+		// Without issuing $_POST[csrf_token_name], this request will triggering CSRF error
+		$_SERVER['REQUEST_METHOD'] = 'POST';
+
+		$this->setExpectedException('RuntimeException', 'CI Error: The action you have requested is not allowed');
+
+		$this->security->csrf_verify();
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_csrf_verify_valid()
+	{
+		$_SERVER['REQUEST_METHOD'] = 'POST';
+		$_POST[$this->security->csrf_token_name] = $this->security->csrf_hash;
+
+		$this->assertInstanceOf('CI_Security', $this->security->csrf_verify());
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_get_csrf_hash()
+	{
+		$this->assertEquals($this->security->csrf_hash, $this->security->get_csrf_hash());
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_get_csrf_token_name()
+	{
+		$this->assertEquals('ci_csrf_token', $this->security->get_csrf_token_name());
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_xss_clean()
+	{
+		$harm_string = "Hello, i try to <script>alert('Hack');</script> your site";
+
+		$harmless_string = $this->security->xss_clean($harm_string);
+
+		$this->assertEquals("Hello, i try to [removed]alert&#40;'Hack'&#41;;[removed] your site", $harmless_string);
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_xss_hash()
+	{
+		$this->assertEmpty($this->security->xss_hash);
+
+		// Perform hash
+		$this->security->xss_hash();
+
+		$this->assertTrue(preg_match('#^[0-9a-f]{32}$#iS', $this->security->xss_hash) === 1);
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_entity_decode()
+	{
+		$encoded = '&lt;div&gt;Hello &lt;b&gt;Booya&lt;/b&gt;&lt;/div&gt;';
+		$decoded = $this->security->entity_decode($encoded);
+
+		$this->assertEquals('<div>Hello <b>Booya</b></div>', $decoded);
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_sanitize_filename()
+	{
+		$filename = './<!--foo-->';
+		$safe_filename = $this->security->sanitize_filename($filename);
+
+		$this->assertEquals('foo', $safe_filename);
+	}
+
+}
\ No newline at end of file
diff --git a/tests/codeigniter/core/URI_test.php b/tests/codeigniter/core/URI_test.php
new file mode 100644
index 000000000..60ed1a4e9
--- /dev/null
+++ b/tests/codeigniter/core/URI_test.php
@@ -0,0 +1,281 @@
+<?php
+
+class URI_test extends CI_TestCase {
+
+	public function set_up()
+	{
+		$this->uri = new Mock_Core_URI();
+	}
+
+	// --------------------------------------------------------------------
+
+	/* As of the following commit, _set_uri_string() is a protected method:
+
+		https://github.com/EllisLab/CodeIgniter/commit/d461934184d95b0cfb2feec93f27b621ef72a5c2
+
+	public function test_set_uri_string()
+	{
+		// Slashes get killed
+		$this->uri->_set_uri_string('/');
+		$this->assertEquals('', $this->uri->uri_string);
+
+		$this->uri->_set_uri_string('nice/uri');
+		$this->assertEquals('nice/uri', $this->uri->uri_string);
+	}
+	*/
+
+	// --------------------------------------------------------------------
+
+	public function test_fetch_uri_string()
+	{
+		define('SELF', 'index.php');
+
+		// uri_protocol: AUTO
+		$this->uri->config->set_item('uri_protocol', 'AUTO');
+
+		// Test a variety of request uris
+		$requests = array(
+			'/index.php/controller/method' => 'controller/method',
+			'/index.php?/controller/method' => 'controller/method',
+			'/index.php?/controller/method/?var=foo' => 'controller/method'
+		);
+
+		foreach($requests as $request => $expected)
+		{
+			$_SERVER['SCRIPT_NAME'] = '/index.php';
+			$_SERVER['REQUEST_URI'] = $request;
+
+			$this->uri->_fetch_uri_string();
+			$this->assertEquals($expected, $this->uri->uri_string );
+		}
+
+		// Test a subfolder
+		$_SERVER['SCRIPT_NAME'] = '/subfolder/index.php';
+		$_SERVER['REQUEST_URI'] = '/subfolder/index.php/controller/method';
+
+		$this->uri->_fetch_uri_string();
+		$this->assertEquals('controller/method', $this->uri->uri_string);
+
+		// death to request uri
+		unset($_SERVER['REQUEST_URI']);
+
+		// life to path info
+		$_SERVER['PATH_INFO'] = $a = '/controller/method/';
+
+		$this->uri->_fetch_uri_string();
+		$this->assertEquals($a, $this->uri->uri_string);
+
+		// death to path info
+		// At this point your server must be seriously drunk
+		unset($_SERVER['PATH_INFO']);
+
+		$_SERVER['QUERY_STRING'] = '/controller/method/';
+
+		$this->uri->_fetch_uri_string();
+		$this->assertEquals($a, $this->uri->uri_string);
+
+		// At this point your server is a labotomy victim
+		unset($_SERVER['QUERY_STRING']);
+
+		$_GET['/controller/method/'] = '';
+
+		$this->uri->_fetch_uri_string();
+		$this->assertEquals($a, $this->uri->uri_string);
+
+		// Test coverage implies that these will work
+		// uri_protocol: REQUEST_URI
+		// uri_protocol: CLI
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_explode_segments()
+	{
+		// Lets test the function's ability to clean up this mess
+		$uris = array(
+			'test/uri' => array('test', 'uri'),
+			'/test2/uri2' => array('test2', 'uri2'),
+			'//test3/test3///' => array('test3', 'test3')
+		);
+
+		foreach ($uris as $uri => $a)
+		{
+			$this->uri->segments = array();
+			$this->uri->uri_string = $uri;
+			$this->uri->_explode_segments();
+
+			$this->assertEquals($a, $this->uri->segments);
+		}
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_filter_uri()
+	{
+		$this->uri->config->set_item('enable_query_strings', FALSE);
+		$this->uri->config->set_item('permitted_uri_chars', 'a-z 0-9~%.:_\-');
+
+		$str_in = 'abc01239~%.:_-';
+		$str = $this->uri->_filter_uri($str_in);
+
+		$this->assertEquals($str, $str_in);
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_filter_uri_escaping()
+	{
+		// ensure escaping even if dodgey characters are permitted
+
+		$this->uri->config->set_item('enable_query_strings', FALSE);
+		$this->uri->config->set_item('permitted_uri_chars', 'a-z 0-9~%.:_\-()$');
+
+		$str = $this->uri->_filter_uri('$destroy_app(foo)');
+
+		$this->assertEquals($str, '&#36;destroy_app&#40;foo&#41;');
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_filter_uri_throws_error()
+	{
+		$this->setExpectedException('RuntimeException');
+
+		$this->uri->config->set_item('enable_query_strings', FALSE);
+		$this->uri->config->set_item('permitted_uri_chars', 'a-z 0-9~%.:_\-');
+		$this->uri->_filter_uri('$this()');
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_remove_url_suffix()
+	{
+		$this->uri->config->set_item('url_suffix', '.html');
+
+		$this->uri->uri_string = 'controller/method/index.html';
+		$this->uri->_remove_url_suffix();
+
+		$this->assertEquals($this->uri->uri_string, 'controller/method/index');
+
+		$this->uri->uri_string = 'controller/method/index.htmlify.html';
+		$this->uri->_remove_url_suffix();
+
+		$this->assertEquals($this->uri->uri_string, 'controller/method/index.htmlify');
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_segment()
+	{
+		$this->uri->segments = array(1 => 'controller');
+		$this->assertEquals($this->uri->segment(1), 'controller');
+		$this->assertEquals($this->uri->segment(2, 'default'), 'default');
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_rsegment()
+	{
+		$this->uri->rsegments = array(1 => 'method');
+		$this->assertEquals($this->uri->rsegment(1), 'method');
+		$this->assertEquals($this->uri->rsegment(2, 'default'), 'default');
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_uri_to_assoc()
+	{
+		$this->uri->segments = array('a', '1', 'b', '2', 'c', '3');
+
+		$this->assertEquals(
+			array('a' => '1', 'b' => '2', 'c' => '3'),
+			$this->uri->uri_to_assoc(1)
+		);
+
+		$this->assertEquals(
+			array('b' => '2', 'c' => '3'),
+			$this->uri->uri_to_assoc(3)
+		);
+
+		$this->uri->keyval = array(); // reset cache
+		$this->uri->segments = array('a', '1', 'b', '2', 'c');
+
+		$this->assertEquals(
+			array('a' => '1', 'b' => '2', 'c' => FALSE),
+			$this->uri->uri_to_assoc(1)
+		);
+
+		$this->uri->keyval = array(); // reset cache
+		$this->uri->segments = array('a', '1');
+
+		// test default
+		$this->assertEquals(
+			array('a' => '1', 'b' => FALSE),
+			$this->uri->uri_to_assoc(1, array('a', 'b'))
+		);
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_ruri_to_assoc()
+	{
+		$this->uri->rsegments = array('x', '1', 'y', '2', 'z', '3');
+
+		$this->assertEquals(
+			array('x' => '1', 'y' => '2', 'z' => '3'),
+			$this->uri->ruri_to_assoc(1)
+		);
+
+		$this->assertEquals(
+			array('y' => '2', 'z' => '3'),
+			$this->uri->ruri_to_assoc(3)
+		);
+
+		$this->uri->keyval = array(); // reset cache
+		$this->uri->rsegments = array('x', '1', 'y', '2', 'z');
+
+		$this->assertEquals(
+			array('x' => '1', 'y' => '2', 'z' => FALSE),
+			$this->uri->ruri_to_assoc(1)
+		);
+
+		$this->uri->keyval = array(); // reset cache
+		$this->uri->rsegments = array('x', '1');
+
+		// test default
+		$this->assertEquals(
+			array('x' => '1', 'y' => FALSE),
+			$this->uri->ruri_to_assoc(1, array('x', 'y'))
+		);
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_assoc_to_uri()
+	{
+		$this->uri->config->set_item('uri_string_slashes', 'none');
+		$this->assertEquals('a/1/b/2', $this->uri->assoc_to_uri(array('a' => '1', 'b' => '2')));
+	}
+
+	// --------------------------------------------------------------------
+
+	public function test_slash_segment()
+	{
+		$this->uri->segments[1] = 'segment';
+		$this->uri->rsegments[1] = 'segment';
+
+		$this->assertEquals('/segment/', $this->uri->slash_segment(1, 'both'));
+		$this->assertEquals('/segment/', $this->uri->slash_rsegment(1, 'both'));
+
+		$a = '/segment';
+		$this->assertEquals('/segment', $this->uri->slash_segment(1, 'leading'));
+		$this->assertEquals('/segment', $this->uri->slash_rsegment(1, 'leading'));
+
+		$this->assertEquals('segment/', $this->uri->slash_segment(1, 'trailing'));
+		$this->assertEquals('segment/', $this->uri->slash_rsegment(1, 'trailing'));
+	}
+
+}
+
+/* End of file URI_test.php */
+/* Location: ./tests/core/URI_test.php */
\ No newline at end of file