php/framework/libs/php-activerecord/test/ValidatesPresenceOfTest.php
<?php

class BookPresence extends ActiveRecord\Model
{
	static $table_name = 'books';

	static $validates_presence_of = array(
		array('name')
	);
}

class AuthorPresence extends ActiveRecord\Model
{
	static $table_name = 'authors';

	static $validates_presence_of = array(
		array('some_date')
	);
};

class ValidatesPresenceOfTest extends DatabaseTest
{
	public function test_presence()
	{
		$book = new BookPresence(array('name' => 'blah'));
		$this->assert_false($book->is_invalid());
	}

	public function test_presence_on_date_field_is_valid()
	{
		$author = new AuthorPresence(array('some_date' => '2010-01-01'));
		$this->assert_true($author->is_valid());
	}

	public function test_presence_on_date_field_is_not_valid()
	{
		$author = new AuthorPresence();
		$this->assert_false($author->is_valid());
	}
	
	public function test_invalid_null()
	{
		$book = new BookPresence(array('name' => null));
		$this->assert_true($book->is_invalid());
	}

	public function test_invalid_blank()
	{
		$book = new BookPresence(array('name' => ''));
		$this->assert_true($book->is_invalid());
	}

	public function test_valid_white_space()
	{
		$book = new BookPresence(array('name' => ' '));
		$this->assert_false($book->is_invalid());
	}

	public function test_custom_message()
	{
		BookPresence::$validates_presence_of[0]['message'] = 'is using a custom message.';

		$book = new BookPresence(array('name' => null));
		$book->is_valid();
		$this->assert_equals('is using a custom message.', $book->errors->on('name'));
	}

	public function test_valid_zero()
	{
		$book = new BookPresence(array('name' => 0));
		$this->assert_true($book->is_valid());
	}
};
?>