Annotation of embedaddon/php/ext/spl/tests/iterator_022.phpt, revision 1.1.1.1
1.1 misho 1: --TEST--
2: SPL: RecursiveIteratorIterator and callHasChildren/callGetChildren
3: --FILE--
4: <?php
5:
6: class MyRecursiveArrayIterator extends RecursiveArrayIterator
7: {
8: function getChildren()
9: {
10: echo __METHOD__ . "\n";
11: return $this->current();
12: }
13:
14: function valid()
15: {
16: if (!parent::valid())
17: {
18: echo __METHOD__ . " = false\n";
19: return false;
20: }
21: else
22: {
23: return true;
24: }
25: }
26: }
27:
28: class RecursiveArrayIteratorIterator extends RecursiveIteratorIterator
29: {
30: private $max_depth;
31: private $over = 0;
32: private $skip = false;
33:
34: function __construct($it, $max_depth)
35: {
36: $this->max_depth = $max_depth;
37: parent::__construct($it);
38: }
39:
40: function rewind()
41: {
42: echo __METHOD__ . "\n";
43: $this->skip = false;
44: parent::rewind();
45: }
46:
47: function valid()
48: {
49: echo __METHOD__ . "\n";
50: if ($this->skip)
51: {
52: $this->skip = false;
53: $this->next();
54: }
55: return parent::valid();
56: }
57:
58: function current()
59: {
60: echo __METHOD__ . "\n";
61: return parent::current();
62: }
63:
64: function key()
65: {
66: echo __METHOD__ . "\n";
67: return parent::key();
68: }
69:
70: function next()
71: {
72: echo __METHOD__ . "\n";
73: parent::next();
74: }
75:
76: function callHasChildren()
77: {
78: $this->skip = false;
79: $has = parent::callHasChildren();
80: $res = $this->getDepth() < $this->max_depth && $has;
81: echo __METHOD__ . "(".$this->getDepth().") = ".($res?"yes":"no")."/".($has?"yes":"no")."\n";
82: if ($has && !$res)
83: {
84: $this->over++;
85: if ($this->over == 2) {
86: $this->skip = true;
87: }
88: }
89: return $res;
90: }
91:
92: function callGetChildren()
93: {
94: if ($this->over == 2)
95: {
96: echo __METHOD__ . "(skip)\n";
97: return NULL;
98: }
99: echo __METHOD__ . "(ok:{$this->over})\n";
100: return new MyRecursiveArrayIterator($this->current());
101: }
102:
103: function beginChildren()
104: {
105: echo __METHOD__ . "(".$this->getDepth().")\n";
106: }
107:
108: function endChildren()
109: {
110: echo __METHOD__ . "(".$this->getDepth().")\n";
111: }
112: }
113:
114: try
115: {
116: foreach(new RecursiveArrayIteratorIterator(new MyRecursiveArrayIterator(array("a", array("ba", array("bba", "bbb"), array(array("bcaa"), array("bcba"))), array("ca"), "d")), 2) as $k=>$v)
117: {
118: if (is_array($v)) $v = join('',$v);
119: echo "$k=>$v\n";
120: }
121: }
122: catch(UnexpectedValueException $e)
123: {
124: echo $e->getMessage() . "\n";
125: }
126:
127: ?>
128: ===DONE===
129: <?php exit(0); ?>
130: --EXPECT--
131: RecursiveArrayIteratorIterator::rewind
132: RecursiveArrayIteratorIterator::callHasChildren(0) = no/no
133: RecursiveArrayIteratorIterator::valid
134: RecursiveArrayIteratorIterator::current
135: RecursiveArrayIteratorIterator::key
136: 0=>a
137: RecursiveArrayIteratorIterator::next
138: RecursiveArrayIteratorIterator::callHasChildren(0) = yes/yes
139: RecursiveArrayIteratorIterator::callGetChildren(ok:0)
140: RecursiveArrayIteratorIterator::current
141: RecursiveArrayIteratorIterator::beginChildren(1)
142: RecursiveArrayIteratorIterator::callHasChildren(1) = no/no
143: RecursiveArrayIteratorIterator::valid
144: RecursiveArrayIteratorIterator::current
145: RecursiveArrayIteratorIterator::key
146: 0=>ba
147: RecursiveArrayIteratorIterator::next
148: RecursiveArrayIteratorIterator::callHasChildren(1) = yes/yes
149: RecursiveArrayIteratorIterator::callGetChildren(ok:0)
150: RecursiveArrayIteratorIterator::current
151: RecursiveArrayIteratorIterator::beginChildren(2)
152: RecursiveArrayIteratorIterator::callHasChildren(2) = no/no
153: RecursiveArrayIteratorIterator::valid
154: RecursiveArrayIteratorIterator::current
155: RecursiveArrayIteratorIterator::key
156: 0=>bba
157: RecursiveArrayIteratorIterator::next
158: RecursiveArrayIteratorIterator::callHasChildren(2) = no/no
159: RecursiveArrayIteratorIterator::valid
160: RecursiveArrayIteratorIterator::current
161: RecursiveArrayIteratorIterator::key
162: 1=>bbb
163: RecursiveArrayIteratorIterator::next
164: MyRecursiveArrayIterator::valid = false
165: RecursiveArrayIteratorIterator::endChildren(2)
166: RecursiveArrayIteratorIterator::callHasChildren(1) = yes/yes
167: RecursiveArrayIteratorIterator::callGetChildren(ok:0)
168: RecursiveArrayIteratorIterator::current
169: RecursiveArrayIteratorIterator::beginChildren(2)
170: RecursiveArrayIteratorIterator::callHasChildren(2) = no/yes
171: RecursiveArrayIteratorIterator::valid
172: RecursiveArrayIteratorIterator::current
173: RecursiveArrayIteratorIterator::key
174: 0=>bcaa
175: RecursiveArrayIteratorIterator::next
176: RecursiveArrayIteratorIterator::callHasChildren(2) = no/yes
177: RecursiveArrayIteratorIterator::valid
178: RecursiveArrayIteratorIterator::next
179: MyRecursiveArrayIterator::valid = false
180: RecursiveArrayIteratorIterator::endChildren(2)
181: MyRecursiveArrayIterator::valid = false
182: RecursiveArrayIteratorIterator::endChildren(1)
183: RecursiveArrayIteratorIterator::callHasChildren(0) = yes/yes
184: RecursiveArrayIteratorIterator::callGetChildren(skip)
185: Objects returned by RecursiveIterator::getChildren() must implement RecursiveIterator
186: ===DONE===
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