<?php

/*
 * Copyright 2011 Facebook, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

final class DiffusionPathQueryTestCase extends PhabricatorTestCase {

  public function testParentEdgeCases() {
    $this->assertEqual(
      '/',
      DiffusionPathIDQuery::getParentPath('/'),
      'Parent of /');
    $this->assertEqual(
      '/',
      DiffusionPathIDQuery::getParentPath('x.txt'),
      'Parent of x.txt');
    $this->assertEqual(
      '/a',
      DiffusionPathIDQuery::getParentPath('/a/b'),
      'Parent of /a/b');
    $this->assertEqual(
      '/a',
      DiffusionPathIDQuery::getParentPath('/a///b'),
      'Parent of /a///b');
  }

  public function testExpandEdgeCases() {
    $this->assertEqual(
      array('/'),
      DiffusionPathIDQuery::expandPathToRoot('/'));
    $this->assertEqual(
      array('/'),
      DiffusionPathIDQuery::expandPathToRoot('//'));
    $this->assertEqual(
      array('/a/b', '/a', '/'),
      DiffusionPathIDQuery::expandPathToRoot('/a/b'));
    $this->assertEqual(
      array('/a/b', '/a', '/'),
      DiffusionPathIDQuery::expandPathToRoot('/a//b'));
    $this->assertEqual(
      array('/a/b', '/a', '/'),
      DiffusionPathIDQuery::expandPathToRoot('a/b'));
  }

}

