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path: root/tests/codeigniter/core/Input_test.php
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<?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));
		}
	}

}