Added tests that demonstrate serious PHAR errors

They cannot be easly fixed without algorithms modification

ext/phar/tests/rename_dir.phpt

@@ -0,0 +1,32 @@
+--TEST--
+Phar: rename_dir test
+--SKIPIF--
+<?php if (!extension_loaded("phar")) die("skip"); ?>
+--INI--
+phar.readonly=0
+phar.require_hash=0
+--FILE--
+<?php
+$fname = dirname(__FILE__) . '/' . basename(__FILE__, '.php') . '.phar.php';
+$pname = 'phar://' . $fname;
+$file = "<?php
+Phar::mapPhar('hio');
+__HALT_COMPILER(); ?>";
+
+$files = array();
+$files['a/x'] = 'a';
+include 'files/phar_test.inc';
+include $fname;
+
+echo file_get_contents($pname . '/a/x') . "\n";
+rename($pname . '/a', $pname . '/b');
+echo file_get_contents($pname . '/b/x') . "\n";
+echo file_get_contents($pname . '/a/x') . "\n";
+?>
+--CLEAN--
+<?php unlink(dirname(__FILE__) . '/' . basename(__FILE__, '.clean.php') . '.phar.php'); ?>
+--EXPECTF--
+a
+a
+
+Warning: file_get_contents(phar://%srename.phar.php/a/x): failed to open stream: phar error: "a" is not a file in phar "%srename.phar.php" in %srename.php on line %d

ext/phar/tests/rmdir.phpt

@@ -0,0 +1,30 @@
+--TEST--
+Phar: rmdir test
+--SKIPIF--
+<?php if (!extension_loaded("phar")) die("skip"); ?>
+--INI--
+phar.readonly=0
+phar.require_hash=0
+--FILE--
+<?php
+$fname = dirname(__FILE__) . '/' . basename(__FILE__, '.php') . '.phar.php';
+$pname = 'phar://' . $fname;
+$file = "<?php
+Phar::mapPhar('hio');
+__HALT_COMPILER(); ?>";
+
+$files = array();
+$files['a/x'] = 'a';
+include 'files/phar_test.inc';
+include $fname;
+
+echo file_get_contents($pname . '/a/x') . "\n";
+rmdir($pname . '/a');
+echo file_get_contents($pname . '/a/x') . "\n";
+?>
+--CLEAN--
+<?php unlink(dirname(__FILE__) . '/' . basename(__FILE__, '.clean.php') . '.phar.php'); ?>
+--EXPECTF--
+a
+
+Warning: file_get_contents(phar://%srename.phar.php/a/x): failed to open stream: phar error: "a" is not a file in phar "%srename.phar.php" in %srename.php on line %d

ext/phar/tests/tar/rename_dir.phpt

@@ -0,0 +1,42 @@
+--TEST--
+Phar: rename_dir test tar-based
+--SKIPIF--
+<?php if (!extension_loaded("phar")) die("skip"); ?>
+--INI--
+phar.readonly=0
+phar.require_hash=0
+--FILE--
+<?php
+include dirname(__FILE__) . '/files/tarmaker.php.inc';
+$fname = dirname(__FILE__) . '/' . basename(__FILE__, '.php') . '.phar.tar';
+$alias = 'phar://' . $fname;
+
+$tar = new tarmaker($fname, 'none');
+$tar->init();
+$tar->addFile('.phar/stub.php', "<?php
+Phar::mapPhar('hio');
+__HALT_COMPILER(); ?>");
+
+$files = array();
+$files['a/x'] = 'a';
+
+foreach ($files as $n => $file) {
+	$tar->addFile($n, $file);
+}
+
+$tar->close();
+
+include $fname;
+
+echo file_get_contents($alias . '/a/x') . "\n";
+rename($alias . '/a', $alias . '/b');
+echo file_get_contents($alias . '/b/x') . "\n";
+echo file_get_contents($alias . '/a/x') . "\n";
+?>
+--CLEAN--
+<?php unlink(dirname(__FILE__) . '/' . basename(__FILE__, '.clean.php') . '.phar.tar'); ?>
+--EXPECTF--
+a
+a
+
+Warning: file_get_contents(phar://%srename.phar.tar/a/x): failed to open stream: phar error: "a" is not a file in phar "%srename.phar.tar" in %srename.php on line %d

ext/phar/tests/tar/rmdir.phpt

@@ -0,0 +1,40 @@
+--TEST--
+Phar: rmdir test tar-based
+--SKIPIF--
+<?php if (!extension_loaded("phar")) die("skip"); ?>
+--INI--
+phar.readonly=0
+phar.require_hash=0
+--FILE--
+<?php
+include dirname(__FILE__) . '/files/tarmaker.php.inc';
+$fname = dirname(__FILE__) . '/' . basename(__FILE__, '.php') . '.phar.tar';
+$alias = 'phar://' . $fname;
+
+$tar = new tarmaker($fname, 'none');
+$tar->init();
+$tar->addFile('.phar/stub.php', "<?php
+Phar::mapPhar('hio');
+__HALT_COMPILER(); ?>");
+
+$files = array();
+$files['a/x'] = 'a';
+
+foreach ($files as $n => $file) {
+	$tar->addFile($n, $file);
+}
+
+$tar->close();
+
+include $fname;
+
+echo file_get_contents($alias . '/a/x') . "\n";
+rmdir($alias . '/a');
+echo file_get_contents($alias . '/a/x') . "\n";
+?>
+--CLEAN--
+<?php unlink(dirname(__FILE__) . '/' . basename(__FILE__, '.clean.php') . '.phar.tar'); ?>
+--EXPECTF--
+a
+
+Warning: file_get_contents(phar://%srename.phar.tar/a/x): failed to open stream: phar error: "a" is not a file in phar "%srename.phar.tar" in %srename.php on line %d

ext/phar/tests/zip/rename_dir.phpt

@@ -0,0 +1,34 @@
+--TEST--
+Phar: rename_dir test zip-based
+--SKIPIF--
+<?php if (!extension_loaded("phar")) die("skip"); ?>
+--INI--
+phar.readonly=0
+phar.require_hash=0
+--FILE--
+<?php
+
+$fname = dirname(__FILE__) . '/' . basename(__FILE__, '.php') . '.phar.zip';
+$alias = 'phar://' . $fname;
+
+$phar = new Phar($fname);
+$phar->setStub("<?php
+Phar::mapPhar('hio');
+__HALT_COMPILER(); ?>");
+$phar['a/x'] = 'a';
+$phar->stopBuffering();
+
+include $fname;
+
+echo file_get_contents($alias . '/a/x') . "\n";
+rename($alias . '/a', $alias . '/b');
+echo file_get_contents($alias . '/b/x') . "\n";
+echo file_get_contents($alias . '/a/x') . "\n";
+?>
+--CLEAN--
+<?php unlink(dirname(__FILE__) . '/' . basename(__FILE__, '.clean.php') . '.phar.zip'); ?>
+--EXPECTF--
+a
+a
+
+Warning: file_get_contents(phar://%srename.phar.zip/a/x): failed to open stream: phar error: "a" is not a file in phar "%srename.phar.zip" in %srename.php on line %d

ext/phar/tests/zip/rmdir.phpt

@@ -0,0 +1,32 @@
+--TEST--
+Phar: rmdir test zip-based
+--SKIPIF--
+<?php if (!extension_loaded("phar")) die("skip"); ?>
+--INI--
+phar.readonly=0
+phar.require_hash=0
+--FILE--
+<?php
+
+$fname = dirname(__FILE__) . '/' . basename(__FILE__, '.php') . '.phar.zip';
+$alias = 'phar://' . $fname;
+
+$phar = new Phar($fname);
+$phar->setStub("<?php
+Phar::mapPhar('hio');
+__HALT_COMPILER(); ?>");
+$phar['a/x'] = 'a';
+$phar->stopBuffering();
+
+include $fname;
+
+echo file_get_contents($alias . '/a/x') . "\n";
+rmdir($alias . '/a');
+echo file_get_contents($alias . '/a/x') . "\n";
+?>
+--CLEAN--
+<?php unlink(dirname(__FILE__) . '/' . basename(__FILE__, '.clean.php') . '.phar.zip'); ?>
+--EXPECTF--
+a
+
+Warning: file_get_contents(phar://%srename.phar.zip/a/x): failed to open stream: phar error: "a" is not a file in phar "%srename.phar.zip" in %srename.php on line %d