1<?php 2 3/** 4 * Hoa 5 * 6 * 7 * @license 8 * 9 * New BSD License 10 * 11 * Copyright © 2007-2017, Hoa community. All rights reserved. 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions are met: 15 * * Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * * Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * * Neither the name of the Hoa nor the names of its contributors may be 21 * used to endorse or promote products derived from this software without 22 * specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS AND CONTRIBUTORS BE 28 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 32 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 34 * POSSIBILITY OF SUCH DAMAGE. 35 */ 36 37namespace Hoa\Iterator\Test\Unit; 38 39use Hoa\Iterator as LUT; 40use Hoa\Test; 41 42/** 43 * Class \Hoa\Iterator\Test\Unit\MyFilter. 44 * 45 * Basic filter. 46 * 47 * @copyright Copyright © 2007-2017 Hoa community 48 * @license New BSD License 49 */ 50class MyFilter extends LUT\Filter 51{ 52 public function accept() 53 { 54 return true; 55 } 56} 57 58/** 59 * Class \Hoa\Iterator\Test\Unit\Filter. 60 * 61 * Test suite of the filter iterator. 62 * 63 * @copyright Copyright © 2007-2017 Hoa community 64 * @license New BSD License 65 */ 66class Filter extends Test\Unit\Suite 67{ 68 public function case_classic() 69 { 70 $this 71 ->given( 72 $foobar = $this->getDummyIterator(), 73 $filter = new \Mock\Hoa\Iterator\Test\Unit\MyFilter($foobar), 74 $this->calling($filter)->accept = function () { 75 $value = $this->current(); 76 77 return false === in_array($value, ['a', 'e', 'i', 'o', 'u']); 78 } 79 ) 80 ->when($result = iterator_to_array($filter)) 81 ->then 82 ->array($result) 83 ->isEqualTo([ 84 0 => 'f', 85 3 => 'b', 86 5 => 'r' 87 ]); 88 } 89 90 public function case_remove_all() 91 { 92 $this 93 ->given( 94 $foobar = $this->getDummyIterator(), 95 $filter = new \Mock\Hoa\Iterator\Test\Unit\MyFilter($foobar), 96 $this->calling($filter)->accept = false 97 ) 98 ->when($result = iterator_to_array($filter)) 99 ->then 100 ->array($result) 101 ->isEmpty(); 102 } 103 104 public function case_remove_none() 105 { 106 $this 107 ->given( 108 $foobar = $this->getDummyIterator(), 109 $filter = new MyFilter($foobar) 110 ) 111 ->when( 112 $foobarResult = iterator_to_array($foobar), 113 $filterResult = iterator_to_array($filter) 114 ) 115 ->then 116 ->array($foobarResult) 117 ->isEqualTo($filterResult); 118 } 119 120 protected function getDummyIterator() 121 { 122 return new LUT\Map(['f', 'o', 'o', 'b', 'a', 'r']); 123 } 124} 125