function BootstrapDestinationTestCase::testDestination

Tests that $_GET/$_REQUEST['destination'] only contain internal URLs.

See also

_drupal_bootstrap_variables()

system_test_get_destination()

system_test_request_destination()

File

modules/simpletest/tests/bootstrap.test, line 850

Class

BootstrapDestinationTestCase

Tests for $_GET['destination'] and $_REQUEST['destination'] validation.

Code

public function testDestination() {
    $test_cases = array(
        array(
            'input' => 'node',
            'output' => 'node',
            'message' => "Standard internal example node path is present in the 'destination' parameter.",
        ),
        array(
            'input' => '/example.com',
            'output' => '/example.com',
            'message' => 'Internal path with one leading slash is allowed.',
        ),
        array(
            'input' => '//example.com/test',
            'output' => '',
            'message' => 'External URL without scheme is not allowed.',
        ),
        array(
            'input' => 'example:test',
            'output' => 'example:test',
            'message' => 'Internal URL using a colon is allowed.',
        ),
        array(
            'input' => 'http://example.com',
            'output' => '',
            'message' => 'External URL is not allowed.',
        ),
        array(
            'input' => 'javascript:alert(0)',
            'output' => 'javascript:alert(0)',
            'message' => 'Javascript URL is allowed because it is treated as an internal URL.',
        ),
    );
    foreach ($test_cases as $test_case) {
        // Test $_GET['destination'].
        $this->drupalGet('system-test/get-destination', array(
            'query' => array(
                'destination' => $test_case['input'],
            ),
        ));
        $this->assertIdentical($test_case['output'], $this->drupalGetContent(), $test_case['message']);
        // Test $_REQUEST['destination']. There's no form to submit to, so
        // drupalPost() won't work here; this just tests a direct $_POST request
        // instead.
        $curl_parameters = array(
            CURLOPT_URL => $this->getAbsoluteUrl('system-test/request-destination'),
            CURLOPT_POST => TRUE,
            CURLOPT_POSTFIELDS => 'destination=' . urlencode($test_case['input']),
            CURLOPT_HTTPHEADER => array(),
        );
        $post_output = $this->curlExec($curl_parameters);
        $this->assertIdentical($test_case['output'], $post_output, $test_case['message']);
    }
    // Make sure that 404 pages do not populate $_GET['destination'] with
    // external URLs.
    variable_set('site_404', 'system-test/get-destination');
    $this->drupalGet('http://example.com', array(
        'external' => FALSE,
    ));
    $this->assertIdentical('', $this->drupalGetContent(), 'External URL is not allowed on 404 pages.');
}