public function testDeletePostsByHashtagId() { $dao = new PostMySQLDAO(); $output = $dao->getAllPostsByHashtagId(1, 'twitter', 20); $this->assertEqual(sizeof($output), 20); $output = $dao->getAllPostsByHashtagId(2, 'twitter', 20); $this->assertEqual(sizeof($output), 20); $output = $dao->deletePostsByHashtagId(1); $this->assertEqual($output, 30); $output = $dao->deletePostsByHashtagId(2); $this->assertEqual($output, 30); $output = $dao->getAllPostsByHashtagId(1, 'twitter', 20); $this->assertEqual(sizeof($output), 0); $output = $dao->getAllPostsByHashtagId(2, 'twitter', 20); $this->assertEqual(sizeof($output), 0); }