1 files changed, 70 insertions, 0 deletions
diff --git a/ext/standard/tests/file/filesize_variation3.phpt b/ext/standard/tests/file/filesize_variation3.phpt
new file mode 100644
index 0000000..3ae06fa
--- /dev/null
+++ b/ext/standard/tests/file/filesize_variation3.phpt
@@ -0,0 +1,70 @@
+--TEST--
+Test filesize() function: usage variations - file size after truncate
+--SKIPIF--
+<?php
+if (substr(PHP_OS, 0, 3) == 'WIN') {
+    die('skip only valid for Linux');
+}
+--FILE--
+<?php
+/* 
+ Prototype   : int filesize ( string $filename );
+ Description : Returns the size of the file in bytes, or FALSE 
+   (and generates an error of level E_WARNING) in case of an error.
+*/
+
+$file_path = dirname(__FILE__);
+
+echo "*** Testing filesize(): usage variations ***\n"; 
+$filename =  $file_path."/filesize_variation3.tmp";
+$file_handle = fopen($filename, "w");
+fwrite($file_handle, str_repeat("Hello,World ", 1000) ); // create file of size 12000 bytes
+fclose($file_handle);
+
+echo "-- Testing filesize() after truncating the file to a new length --\n";
+// truncate the file created earlier in subdir, the size of the file is 12000bytes
+// truncate the same file, in the loop , each time with the decrement in size by 1200 bytes,
+//  until -1200bytes size
+for($size = filesize($filename); $size>=-1200; $size-=1200) {
+  $file_handle = fopen($filename, "r+");
+  var_dump( ftruncate($file_handle, $size) );
+  fclose($file_handle);
+  var_dump( filesize($filename) );
+  clearstatcache();
+}
+
+echo "*** Done ***\n";
+?>
+--CLEAN--
+<?php
+$file_path = dirname(__FILE__);
+unlink($file_path."/filesize_variation3.tmp");
+?>
+--EXPECTF--
+*** Testing filesize(): usage variations ***
+-- Testing filesize() after truncating the file to a new length --
+bool(true)
+int(12000)
+bool(true)
+int(10800)
+bool(true)
+int(9600)
+bool(true)
+int(8400)
+bool(true)
+int(7200)
+bool(true)
+int(6000)
+bool(true)
+int(4800)
+bool(true)
+int(3600)
+bool(true)
+int(2400)
+bool(true)
+int(1200)
+bool(true)
+int(0)
+bool(false)
+int(0)
+*** Done ***