class DrupalAttributesUnitTest

class DrupalAttributesUnitTest extends DrupalUnitTestCase {
    public static function getInfo() {
        return array(
            'name' => 'HTML Attributes',
            'description' => 'Perform unit tests on the drupal_attributes() function.',
            'group' => 'System',
        );
    }
    
    /**
     * Tests that drupal_html_class() cleans the class name properly.
     */
    function testDrupalAttributes() {
        // Verify that special characters are HTML encoded.
        $this->assertIdentical(drupal_attributes(array(
            'title' => '&"\'<>',
        )), ' title="&amp;&quot;&#039;&lt;&gt;"', 'HTML encode attribute values.');
        // Verify multi-value attributes are concatenated with spaces.
        $attributes = array(
            'class' => array(
                'first',
                'last',
            ),
        );
        $this->assertIdentical(drupal_attributes(array(
            'class' => array(
                'first',
                'last',
            ),
        )), ' class="first last"', 'Concatenate multi-value attributes.');
        // Verify empty attribute values are rendered.
        $this->assertIdentical(drupal_attributes(array(
            'alt' => '',
        )), ' alt=""', 'Empty attribute value #1.');
        $this->assertIdentical(drupal_attributes(array(
            'alt' => NULL,
        )), ' alt=""', 'Empty attribute value #2.');
        // Verify multiple attributes are rendered.
        $attributes = array(
            'id' => 'id-test',
            'class' => array(
                'first',
                'last',
            ),
            'alt' => 'Alternate',
        );
        $this->assertIdentical(drupal_attributes($attributes), ' id="id-test" class="first last" alt="Alternate"', 'Multiple attributes.');
        // Verify empty attributes array is rendered.
        $this->assertIdentical(drupal_attributes(array()), '', 'Empty attributes array.');
    }

}