/**
* Testing the is lesson pre-requisite completed function.
*
* @since 1.9.0
*/
public function testIsPreRequisiteComplete()
{
// does this function add_user_data exist?
$this->assertTrue(method_exists('WooThemes_Sensei_Lesson', 'is_prerequisite_complete'), 'The lesson class function `is_prerequisite_complete` does not exist ');
// falsy state
$user_id = 0;
$lesson_id = 0;
$this->assertFalse(WooThemes_Sensei_Lesson::is_prerequisite_complete($lesson_id, $user_id), 'None existing lesson or user should return false');
$test_user_id = wp_create_user('studentPrerequisite', 'studentPrerequisite', '*****@*****.**');
$test_lesson = $this->factory->get_lessons();
$test_lesson_id = $test_lesson[0];
// truthy state
$course_id = $this->factory->get_random_course_id();
$lessons = $this->factory->get_lessons();
$test_lesson_prerequisite_id = $lessons[1];
// add lesson to random course
update_post_meta($test_lesson_prerequisite_id, '_lesson_course', $course_id);
update_post_meta($test_lesson_id, '_lesson_course', $course_id);
// setup prerequisite
update_post_meta($test_lesson_id, '_lesson_prerequisite', $test_lesson_prerequisite_id);
Sensei_Utils::user_start_lesson($test_user_id, $test_lesson_prerequisite_id);
$this->assertFalse(WooThemes_Sensei_Lesson::is_prerequisite_complete($test_lesson_id, $test_user_id), 'Users that has NOT completeded prerequisite should return false.');
Sensei_Utils::user_start_lesson($test_user_id, $test_lesson_prerequisite_id, true);
$this->assertTrue(Sensei_Lesson::is_prerequisite_complete($test_lesson_id, $test_user_id), 'Users that has completeded prerequisite should return true.');
}
