fisharebest / algorithm

	 *

	 * @return void

	 */

	public function testSingleDifferentTwo() {

		$algorithm = new MyersDiff;

		$x = array('a', 'b');

		$y = array('x', 'y');

		$diff = array(

			array('a', MyersDiff::DELETE),

			array('b', MyersDiff::DELETE),

			array('x', MyersDiff::INSERT),

			array('y', MyersDiff::INSERT),

		);

		$this->assertSame($diff, $algorithm->calculate($x, $y));

	}

	/**

	 * Test different strings containing three token.

	 *

	 * void

	 */

	public function testDeleteBeforeInsert() {

		$algorithm = new MyersDiff;

		$x = array('a', 'b', 'c');

		$y = array('a', 'd', 'c');

		$diff = array(

			array('a', MyersDiff::KEEP),

			array('b', MyersDiff::DELETE),

			array('d', MyersDiff::INSERT),

			array('c', MyersDiff::KEEP),

		);

		$this->assertSame($diff, $algorithm->calculate($x, $y));

	}

}