diff options
Diffstat (limited to 'ext/spl/tests/iterator_001.phpt')
| -rw-r--r-- | ext/spl/tests/iterator_001.phpt | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/ext/spl/tests/iterator_001.phpt b/ext/spl/tests/iterator_001.phpt new file mode 100644 index 0000000..26df62e --- /dev/null +++ b/ext/spl/tests/iterator_001.phpt @@ -0,0 +1,171 @@ +--TEST-- +SPL: Iterator aggregating inner iterator's methods +--FILE-- +<?php + +class NumericArrayIterator implements Iterator +{ + protected $a; + protected $i = 0; + + public function __construct($a) + { + echo __METHOD__ . "\n"; + $this->a = $a; + } + + public function rewind() + { + echo __METHOD__ . "\n"; + $this->i = 0; + } + + public function valid() + { + $ret = $this->i < count($this->a); + echo __METHOD__ . '(' . ($ret ? 'true' : 'false') . ")\n"; + return $ret; + } + + public function key() + { + echo __METHOD__ . "\n"; + return $this->i; + } + + public function current() + { + echo __METHOD__ . "\n"; + return $this->a[$this->i]; + } + + public function next() + { + echo __METHOD__ . "\n"; + $this->i++; + } + + public function greaterThan($comp) + { + echo get_class($this) . '::' . __FUNCTION__ . '(' . $comp . ")\n"; + return $this->current() > $comp; + } +} + +class SeekableNumericArrayIterator extends NumericArrayIterator implements SeekableIterator +{ + public function seek($index) + { + if ($index < count($this->a)) { + $this->i = $index; + } + echo __METHOD__ . '(' . $index . ")\n"; + } +} + +$a = array(1, 2, 3, 4, 5); +$it = new LimitIterator(new NumericArrayIterator($a), 1, 3); +foreach ($it as $v) +{ + print $v . ' is ' . ($it->greaterThan(2) ? 'greater than 2' : 'less than or equal 2') . "\n"; +} + +echo "===SEEKABLE===\n"; +$a = array(1, 2, 3, 4, 5); +$it = new LimitIterator(new SeekableNumericArrayIterator($a), 1, 3); +foreach($it as $v) +{ + print $v . ' is ' . ($it->greaterThan(2) ? 'greater than 2' : 'less than or equal 2') . "\n"; +} + +echo "===STACKED===\n"; +echo "Shows '2 is greater than 2' because the test is actually done with the current value which is 3.\n"; +$a = array(1, 2, 3, 4, 5); +$it = new CachingIterator(new LimitIterator(new SeekableNumericArrayIterator($a), 1, 3)); +foreach($it as $v) +{ + print $v . ' is ' . ($it->greaterThan(2) ? 'greater than 2' : 'less than or equal 2') . "\n"; +} + +?> +===DONE=== +<?php exit(0); ?> +--EXPECT-- +NumericArrayIterator::__construct +NumericArrayIterator::rewind +NumericArrayIterator::valid(true) +NumericArrayIterator::next +NumericArrayIterator::valid(true) +NumericArrayIterator::valid(true) +NumericArrayIterator::current +NumericArrayIterator::key +NumericArrayIterator::greaterThan(2) +NumericArrayIterator::current +2 is less than or equal 2 +NumericArrayIterator::next +NumericArrayIterator::valid(true) +NumericArrayIterator::current +NumericArrayIterator::key +NumericArrayIterator::greaterThan(2) +NumericArrayIterator::current +3 is greater than 2 +NumericArrayIterator::next +NumericArrayIterator::valid(true) +NumericArrayIterator::current +NumericArrayIterator::key +NumericArrayIterator::greaterThan(2) +NumericArrayIterator::current +4 is greater than 2 +NumericArrayIterator::next +===SEEKABLE=== +NumericArrayIterator::__construct +NumericArrayIterator::rewind +SeekableNumericArrayIterator::seek(1) +NumericArrayIterator::valid(true) +NumericArrayIterator::current +NumericArrayIterator::key +SeekableNumericArrayIterator::greaterThan(2) +NumericArrayIterator::current +2 is less than or equal 2 +NumericArrayIterator::next +NumericArrayIterator::valid(true) +NumericArrayIterator::current +NumericArrayIterator::key +SeekableNumericArrayIterator::greaterThan(2) +NumericArrayIterator::current +3 is greater than 2 +NumericArrayIterator::next +NumericArrayIterator::valid(true) +NumericArrayIterator::current +NumericArrayIterator::key +SeekableNumericArrayIterator::greaterThan(2) +NumericArrayIterator::current +4 is greater than 2 +NumericArrayIterator::next +===STACKED=== +Shows '2 is greater than 2' because the test is actually done with the current value which is 3. +NumericArrayIterator::__construct +NumericArrayIterator::rewind +SeekableNumericArrayIterator::seek(1) +NumericArrayIterator::valid(true) +NumericArrayIterator::current +NumericArrayIterator::key +NumericArrayIterator::next +NumericArrayIterator::valid(true) +NumericArrayIterator::current +NumericArrayIterator::key +SeekableNumericArrayIterator::greaterThan(2) +NumericArrayIterator::current +2 is greater than 2 +NumericArrayIterator::next +NumericArrayIterator::valid(true) +NumericArrayIterator::current +NumericArrayIterator::key +SeekableNumericArrayIterator::greaterThan(2) +NumericArrayIterator::current +3 is greater than 2 +NumericArrayIterator::next +SeekableNumericArrayIterator::greaterThan(2) +NumericArrayIterator::current +4 is greater than 2 +===DONE=== |