class SimpleTestUnitTestExampleTestCase

class SimpleTestUnitTestExampleTestCase extends DrupalUnitTestCase {
    
    /**
     * {@inheritdoc}
     */
    public static function getInfo() {
        return array(
            'name' => 'SimpleTest Example unit tests',
            'description' => 'Test that simpletest_example_empty_mysql_date works properly.',
            'group' => 'Examples',
        );
    }
    
    /**
     * Set up the test environment.
     *
     * Note that we use drupal_load() instead of passing our module dependency
     * to parent::setUp(). That's because we're using DrupalUnitTestCase, and
     * thus we don't want to install the module, only load it's code.
     *
     * Also, DrupalUnitTestCase can't actually install modules. This is by
     * design.
     */
    public function setUp() {
        drupal_load('module', 'simpletest_example');
        parent::setUp();
    }
    
    /**
     * Test simpletest_example_empty_mysql_date().
     *
     * Note that no environment is provided; we're just testing the correct
     * behavior of a function when passed specific arguments.
     */
    public function testSimpleTestUnitTestExampleFunction() {
        $result = simpletest_example_empty_mysql_date(NULL);
        // Note that test assertion messages should never be translated, so
        // this string is not wrapped in t().
        $message = 'A NULL value should return TRUE.';
        $this->assertTrue($result, $message);
        $result = simpletest_example_empty_mysql_date('');
        $message = 'An empty string should return TRUE.';
        $this->assertTrue($result, $message);
        $result = simpletest_example_empty_mysql_date('0000-00-00');
        $message = 'An "empty" MySQL DATE should return TRUE.';
        $this->assertTrue($result, $message);
        $result = simpletest_example_empty_mysql_date(date('Y-m-d'));
        $message = 'A valid date should return FALSE.';
        $this->assertFalse($result, $message);
    }

}