fisharebest / algorithm

	 *

	 * @return void

	 */

	public function testIdenticalTwo() {

		$algorithm = new MyersDiff;

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

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

		$diff = array(

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

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

		);

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

	}

	/**

	 * Test identical sequences containing three tokens.

	 *

	 * @return void

	 */

	public function testSingleDifferentONe() {

		$algorithm = new MyersDiff;

		$x = array('a');

		$y = array('x');

		$diff = array(

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

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

		);

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

	}

	/**

	 * Test different strings containing two token.