Add test case for the bug

diff --git a/ext/mbstring/tests/php_gr_jp_16242.phpt b/ext/mbstring/tests/php_gr_jp_16242.phpt
new file mode 100644 (file)
index 0000000..a4dc60d
--- /dev/null
+++ b/ext/mbstring/tests/php_gr_jp_16242.phpt
@@ -0,0 +1,33 @@
+--TEST--
+php-users@php.gr.jp #16242
+--SKIPIF--
+<?php
+extension_loaded('mbstring') or die('skip mbstring not available');
+?>
+--FILE--
+<?php
+$ini = <<< HERE
+mbstring.language=Japanese
+mbstring.internal_encoding=UTF-8
+
+HERE;
+
+$tmpfile = tempnam(dirname(__FILE__), "t");
+$fp = fopen($tmpfile, 'w');
+fwrite($fp, $ini);
+fclose($fp);
+
+$cmd = 'echo "<?php ';
+$cmd .= "var_dump(ini_get('mbstring.language'));";
+$cmd .= "var_dump(ini_get('mbstring.internal_encoding'));";
+$cmd .= 'var_dump(mb_internal_encoding());';
+$cmd .= ' ?>" |'.$_ENV["TEST_PHP_EXECUTABLE"].' -c '.$tmpfile;
+
+system($cmd);
+
+unlink($tmpfile);
+?>
+--EXPECT--
+string(8) "Japanese"
+string(5) "UTF-8"
+string(5) "UTF-8"