From: Raghubansh Kumar <kraghuba@php.net>
Date: Sat, 21 Jul 2007 17:14:50 +0000 (+0000)
Subject: New testcases for fflush() function
X-Git-Tag: php-5.2.4RC1~101
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ff2a77b1d3c2d93a71ad4a244f9b9f1234b4d5c3;p=php

New testcases for fflush() function
---

diff --git a/ext/standard/tests/file/fflush_basic.phpt b/ext/standard/tests/file/fflush_basic.phpt
new file mode 100755
index 0000000000..5cd81d7aa2
--- /dev/null
+++ b/ext/standard/tests/file/fflush_basic.phpt
@@ -0,0 +1,54 @@
+--TEST--
+Test fflush() function: basic functionality
+--FILE--
+<?php
+/*  Prototype: bool fflush ( resource $handle );
+    Description: Flushes the output to a file
+*/
+
+echo "*** Testing fflush(): writing to a file and reading the contents ***\n";
+$data = <<<EOD
+first line of string
+second line of string
+third line of string
+EOD;
+
+$file_path = dirname(__FILE__);
+$filename = "$file_path/fflush_basic.tmp";
+
+// opening a file
+$file_handle = fopen($filename, "w");
+if($file_handle == false)
+  exit("Error:failed to open file $filename");
+
+// writing data to the file
+var_dump( fwrite($file_handle, $data) );
+var_dump( fflush($file_handle) );
+var_dump( readfile($filename) );
+
+echo "\n*** Testing fflush(): for return type ***\n";
+$return_value = fflush($file_handle);
+var_dump( is_bool($return_value) );
+fclose($file_handle);
+echo "\n*** Done ***";
+?>
+
+--CLEAN--
+<?php
+$file_path = dirname(__FILE__);
+$filename = "$file_path/fflush_basic.tmp";
+unlink($filename);
+?>
+
+--EXPECTF--
+*** Testing fflush(): writing to a file and reading the contents ***
+int(63)
+bool(true)
+first line of string
+second line of string
+third line of stringint(63)
+
+*** Testing fflush(): for return type ***
+bool(true)
+
+*** Done ***
diff --git a/ext/standard/tests/file/fflush_error.phpt b/ext/standard/tests/file/fflush_error.phpt
new file mode 100644
index 0000000000..bfbd6cc1b1
--- /dev/null
+++ b/ext/standard/tests/file/fflush_error.phpt
@@ -0,0 +1,88 @@
+--TEST--
+Test fflush() function: error conditions
+--FILE--
+<?php
+/*
+ Prototype: bool fflush ( resource $handle );
+ Description: Flushes the output to a file
+*/
+
+echo "*** Testing error conditions ***\n";
+$file_path = dirname(__FILE__);
+
+// zero argument
+echo "-- Testing fflush(): with zero argument --\n";
+var_dump( fflush() );
+
+// more than expected no. of args
+echo "-- Testing fflush(): with more than expected number of arguments --\n";
+
+$filename = "$file_path/fflush_error.tmp";
+$file_handle = fopen($filename, "w");
+if($file_handle == false)
+  exit("Error:failed to open file $filename");
+   
+var_dump( fflush($file_handle, $file_handle) );
+fclose($file_handle);
+
+// test invalid arguments : non-resources
+echo "-- Testing fflush(): with invalid arguments --\n";
+$invalid_args = array (
+  "string",
+  10,
+  10.5,
+  true,
+  array(1,2,3),
+  new stdclass
+);
+
+/* loop to test fflush() with different invalid type of args */
+for($loop_counter = 1; $loop_counter <= count($invalid_args); $loop_counter++) {
+  echo "-- Iteration $loop_counter --\n";
+  var_dump( fflush($invalid_args[$loop_counter - 1]) );
+}
+echo "Done\n";
+?>
+
+--CLEAN--
+<?php
+$file_path = dirname(__FILE__);
+unlink("$file_path/fflush_error.tmp");
+?>
+
+--EXPECTF--
+*** Testing error conditions ***
+-- Testing fflush(): with zero argument --
+
+Warning: Wrong parameter count for fflush() in %s on line %d
+NULL
+-- Testing fflush(): with more than expected number of arguments --
+
+Warning: Wrong parameter count for fflush() in %s on line %d
+NULL
+-- Testing fflush(): with invalid arguments --
+-- Iteration 1 --
+
+Warning: fflush(): supplied argument is not a valid stream resource in %s on line %d
+bool(false)
+-- Iteration 2 --
+
+Warning: fflush(): supplied argument is not a valid stream resource in %s on line %d
+bool(false)
+-- Iteration 3 --
+
+Warning: fflush(): supplied argument is not a valid stream resource in %s on line %d
+bool(false)
+-- Iteration 4 --
+
+Warning: fflush(): supplied argument is not a valid stream resource in %s on line %d
+bool(false)
+-- Iteration 5 --
+
+Warning: fflush(): supplied argument is not a valid stream resource in %s on line %d
+bool(false)
+-- Iteration 6 --
+
+Warning: fflush(): supplied argument is not a valid stream resource in %s on line %d
+bool(false)
+Done
diff --git a/ext/standard/tests/file/fflush_variation1-win32.phpt b/ext/standard/tests/file/fflush_variation1-win32.phpt
new file mode 100644
index 0000000000..63cdf1721d
--- /dev/null
+++ b/ext/standard/tests/file/fflush_variation1-win32.phpt
@@ -0,0 +1,526 @@
+--TEST--
+Test fflush() function: usage variations - files in different modes
+--SKIPIF--
+<?php
+if( substr(PHP_OS, 0, 3) != "WIN" )
+  die("skip.. only for Windows");
+?>
+
+--FILE--
+<?php
+/*  Prototype: bool fflush ( resource $handle );
+    Description: Flushes the output to a file
+*/
+
+/* test fflush() with handle to the files opened in different modes */
+
+$file_path = dirname(__FILE__);
+require $file_path.'/file.inc';
+
+echo "*** Testing fflush(): with various types of files ***\n";
+$file_types = array("empty", "numeric", "text", "text_with_new_line", "alphanumeric");
+$file_modes = array("w", "wb", "wt", "w+", "w+b", "w+t",
+                    "a", "ab", "at", "a+","a+b", "a+t",
+                    "x", "xb", "xt", "x+", "x+b", "x+t");
+
+$file_name = "$file_path/fflush_variation1.tmp"; 
+
+$count = 1;
+
+foreach( $file_types as $type ) {
+  echo "-- Iteration $count with file containing $type Data--\n";
+  foreach( $file_modes as $mode ) {
+    echo "-- File opened in $mode mode --\n";
+    
+    // creating the file except for x mode
+    if( substr($mode, 0, 1) != "x" ) {
+      $file_handle = fopen($file_name, "w");
+      if($file_handle == false)
+        exit("Error:failed to open file $file_name");
+      if( substr($mode, 0, 1) == "a") 
+        fill_file($file_handle, $type, 10);
+      fclose($file_handle);
+    } 
+  
+    // opening the file in different modes 
+    $file_handle = fopen($file_name, $mode);
+    if($file_handle == false) 
+      exit("Error:failed to open file $file_name");
+    
+    // writing data to the file
+    var_dump( fill_file($file_handle, $type, 50) ); 
+    var_dump( fflush($file_handle) );
+    fclose($file_handle);
+
+    // reading the contents of the file after flushing
+     var_dump( readfile($file_name) );
+     unlink($file_name);
+  }
+  $count++;
+}
+
+
+?>
+--EXPECTF--
+*** Testing fflush(): with various types of files ***
+-- Iteration 1 with file containing empty Data--
+-- File opened in w mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in wb mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in wt mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in w+ mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in w+b mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in w+t mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in a mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in ab mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in at mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in a+ mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in a+b mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in a+t mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in x mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in xb mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in xt mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in x+ mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in x+b mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in x+t mode --
+bool(true)
+bool(true)
+int(0)
+-- Iteration 2 with file containing numeric Data--
+-- File opened in w mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in wb mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in wt mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in w+ mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in w+b mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in w+t mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in a mode --
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+-- File opened in ab mode --
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+-- File opened in at mode --
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+-- File opened in a+ mode --
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+-- File opened in a+b mode --
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+-- File opened in a+t mode --
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+-- File opened in x mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in xb mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in xt mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in x+ mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in x+b mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in x+t mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- Iteration 3 with file containing text Data--
+-- File opened in w mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in wb mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in wt mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in w+ mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in w+b mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in w+t mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in a mode --
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+-- File opened in ab mode --
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+-- File opened in at mode --
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+-- File opened in a+ mode --
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+-- File opened in a+b mode --
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+-- File opened in a+t mode --
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+-- File opened in x mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in xb mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in xt mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in x+ mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in x+b mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in x+t mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- Iteration 4 with file containing text_with_new_line Data--
+-- File opened in w mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- File opened in wb mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- File opened in wt mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(55)
+-- File opened in w+ mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- File opened in w+b mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- File opened in w+t mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(55)
+-- File opened in a mode --
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+-- File opened in ab mode --
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+-- File opened in at mode --
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(65)
+-- File opened in a+ mode --
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+-- File opened in a+b mode --
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+-- File opened in a+t mode --
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(65)
+-- File opened in x mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- File opened in xb mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- File opened in xt mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(55)
+-- File opened in x+ mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- File opened in x+b mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- File opened in x+t mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(55)
+-- Iteration 5 with file containing alphanumeric Data--
+-- File opened in w mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in wb mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in wt mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in w+ mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in w+b mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in w+t mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in a mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+-- File opened in ab mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+-- File opened in at mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+-- File opened in a+ mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+-- File opened in a+b mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+-- File opened in a+t mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+-- File opened in x mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in xb mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in xt mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in x+ mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in x+b mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in x+t mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
diff --git a/ext/standard/tests/file/fflush_variation1.phpt b/ext/standard/tests/file/fflush_variation1.phpt
new file mode 100755
index 0000000000..dc55fde8eb
--- /dev/null
+++ b/ext/standard/tests/file/fflush_variation1.phpt
@@ -0,0 +1,526 @@
+--TEST--
+Test fflush() function: usage variations - files in different modes
+--SKIPIF--
+<?php
+if( substr(PHP_OS, 0, 3) == "WIN" )
+  die("skip.. only for linux");
+?>
+
+--FILE--
+<?php
+/*  Prototype: bool fflush ( resource $handle );
+    Description: Flushes the output to a file
+*/
+
+/* test fflush() with handle of files opened in different modes */
+
+$file_path = dirname(__FILE__);
+require $file_path.'/file.inc';
+
+echo "*** Testing fflush(): with various types of files ***\n";
+$file_types = array("empty", "numeric", "text", "text_with_new_line", "alphanumeric");
+$file_modes = array("w", "wb", "wt", "w+", "w+b", "w+t",
+                    "a", "ab", "at", "a+","a+b", "a+t",
+                    "x", "xb", "xt", "x+", "x+b", "x+t");
+
+$file_name = "$file_path/fflush_variation1.tmp"; 
+
+$count = 1;
+
+foreach( $file_types as $type ) {
+  echo "-- Iteration $count with file containing $type Data--\n";
+  foreach( $file_modes as $mode ) {
+    echo "-- File opened in $mode mode --\n";
+    
+    // creating the file except for x mode
+    if( substr($mode, 0, 1) != "x" ) {
+      $file_handle = fopen($file_name, "w");
+      if($file_handle == false)
+        exit("Error:failed to open file $file_name");
+      if( substr($mode, 0, 1) == "a") 
+        fill_file($file_handle, $type, 10);
+      fclose($file_handle);
+    } 
+  
+    // opening the file in different modes 
+    $file_handle = fopen($file_name, $mode);
+    if($file_handle == false) 
+      exit("Error:failed to open file $file_name");
+    
+    // writing data to the file
+    var_dump( fill_file($file_handle, $type, 50) ); 
+    var_dump( fflush($file_handle) );
+    fclose($file_handle);
+
+    // reading the contents of the file after flushing
+     var_dump( readfile($file_name) );
+     unlink($file_name);
+  }
+  $count++;
+}
+
+
+?>
+--EXPECTF--
+*** Testing fflush(): with various types of files ***
+-- Iteration 1 with file containing empty Data--
+-- File opened in w mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in wb mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in wt mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in w+ mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in w+b mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in w+t mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in a mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in ab mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in at mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in a+ mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in a+b mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in a+t mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in x mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in xb mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in xt mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in x+ mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in x+b mode --
+bool(true)
+bool(true)
+int(0)
+-- File opened in x+t mode --
+bool(true)
+bool(true)
+int(0)
+-- Iteration 2 with file containing numeric Data--
+-- File opened in w mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in wb mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in wt mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in w+ mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in w+b mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in w+t mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in a mode --
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+-- File opened in ab mode --
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+-- File opened in at mode --
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+-- File opened in a+ mode --
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+-- File opened in a+b mode --
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+-- File opened in a+t mode --
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+-- File opened in x mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in xb mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in xt mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in x+ mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in x+b mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- File opened in x+t mode --
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- Iteration 3 with file containing text Data--
+-- File opened in w mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in wb mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in wt mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in w+ mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in w+b mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in w+t mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in a mode --
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+-- File opened in ab mode --
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+-- File opened in at mode --
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+-- File opened in a+ mode --
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+-- File opened in a+b mode --
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+-- File opened in a+t mode --
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+-- File opened in x mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in xb mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in xt mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in x+ mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in x+b mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- File opened in x+t mode --
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- Iteration 4 with file containing text_with_new_line Data--
+-- File opened in w mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- File opened in wb mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- File opened in wt mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- File opened in w+ mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- File opened in w+b mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- File opened in w+t mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- File opened in a mode --
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+-- File opened in ab mode --
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+-- File opened in at mode --
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+-- File opened in a+ mode --
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+-- File opened in a+b mode --
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+-- File opened in a+t mode --
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+-- File opened in x mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- File opened in xb mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- File opened in xt mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- File opened in x+ mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- File opened in x+b mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- File opened in x+t mode --
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- Iteration 5 with file containing alphanumeric Data--
+-- File opened in w mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in wb mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in wt mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in w+ mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in w+b mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in w+t mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in a mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+-- File opened in ab mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+-- File opened in at mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+-- File opened in a+ mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+-- File opened in a+b mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+-- File opened in a+t mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+-- File opened in x mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in xb mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in xt mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in x+ mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in x+b mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- File opened in x+t mode --
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
diff --git a/ext/standard/tests/file/fflush_variation2.phpt b/ext/standard/tests/file/fflush_variation2.phpt
new file mode 100755
index 0000000000..9498c978ef
--- /dev/null
+++ b/ext/standard/tests/file/fflush_variation2.phpt
@@ -0,0 +1,442 @@
+--TEST--
+Test fflush() function: usage variations - links as resource
+--SKIPIF--
+<?php
+if( substr(PHP_OS, 0, 3) == 'WIN')
+  die("skip Links not valid on Windows");
+?>
+--FILE--
+<?php
+/*  Prototype: bool fflush ( resource $handle );
+    Description: Flushes the output to a file
+*/
+
+/* test fflush() with handle to symbollic link */
+
+$file_path = dirname(__FILE__);
+require $file_path.'/file.inc';
+
+echo "*** Testing fflush(): with soft links to files opened in diff modes ***\n";
+$file_types = array("empty", "numeric", "text", "text_with_new_line", "alphanumeric");
+$file_modes = array("w", "wb", "wt", "w+", "w+b", "w+t",
+                    "a", "ab", "at", "a+","a+b", "a+t");
+
+$file_name = "$file_path/fflush_variation2.tmp";
+$symlink_name = "$file_path/symlnk_fflush_variation2.tmp";
+
+$count = 1;
+
+foreach( $file_types as $type ) {
+  echo "-- Iteration $count with file containing $type data --\n";
+  foreach( $file_modes as $mode ) {
+    echo "-- link opened in $mode mode --\n";
+
+    //creating the file
+    $file_handle = fopen($file_name, "w");
+    if($file_handle == false)
+      exit("Error:failed to open file $file_name");
+  
+    //fill the file with some data if mode is append mode
+    if( substr($mode, 0, 1) == "a" ) 
+      fill_file($file_handle, $type, 10); 
+  
+    //close the file
+    fclose($file_handle);
+  
+    // creating the sym link
+    var_dump( symlink($file_name, $symlink_name) );
+    $file_handle = fopen($symlink_name, $mode);
+    if($file_handle == false)
+      exit("Error:failed to open link $symlink_name");
+
+    // filling data into the file
+    var_dump( fill_file($file_handle, $type, 50) ); 
+    var_dump( fflush($file_handle) );
+    fclose($file_handle);
+    
+    // reading the data from the file
+    var_dump( readfile($symlink_name) );
+
+    unlink($symlink_name);
+    unlink($file_name);
+  }
+  $count++;
+}
+
+echo "\n--- Done ---";
+?>
+--EXPECTF--
+*** Testing fflush(): with soft links to files opened in diff modes ***
+-- Iteration 1 with file containing empty data --
+-- link opened in w mode --
+bool(true)
+bool(true)
+bool(true)
+int(0)
+-- link opened in wb mode --
+bool(true)
+bool(true)
+bool(true)
+int(0)
+-- link opened in wt mode --
+bool(true)
+bool(true)
+bool(true)
+int(0)
+-- link opened in w+ mode --
+bool(true)
+bool(true)
+bool(true)
+int(0)
+-- link opened in w+b mode --
+bool(true)
+bool(true)
+bool(true)
+int(0)
+-- link opened in w+t mode --
+bool(true)
+bool(true)
+bool(true)
+int(0)
+-- link opened in a mode --
+bool(true)
+bool(true)
+bool(true)
+int(0)
+-- link opened in ab mode --
+bool(true)
+bool(true)
+bool(true)
+int(0)
+-- link opened in at mode --
+bool(true)
+bool(true)
+bool(true)
+int(0)
+-- link opened in a+ mode --
+bool(true)
+bool(true)
+bool(true)
+int(0)
+-- link opened in a+b mode --
+bool(true)
+bool(true)
+bool(true)
+int(0)
+-- link opened in a+t mode --
+bool(true)
+bool(true)
+bool(true)
+int(0)
+-- Iteration 2 with file containing numeric data --
+-- link opened in w mode --
+bool(true)
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- link opened in wb mode --
+bool(true)
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- link opened in wt mode --
+bool(true)
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- link opened in w+ mode --
+bool(true)
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- link opened in w+b mode --
+bool(true)
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- link opened in w+t mode --
+bool(true)
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+-- link opened in a mode --
+bool(true)
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+-- link opened in ab mode --
+bool(true)
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+-- link opened in at mode --
+bool(true)
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+-- link opened in a+ mode --
+bool(true)
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+-- link opened in a+b mode --
+bool(true)
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+-- link opened in a+t mode --
+bool(true)
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+-- Iteration 3 with file containing text data --
+-- link opened in w mode --
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- link opened in wb mode --
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- link opened in wt mode --
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- link opened in w+ mode --
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- link opened in w+b mode --
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- link opened in w+t mode --
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+-- link opened in a mode --
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+-- link opened in ab mode --
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+-- link opened in at mode --
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+-- link opened in a+ mode --
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+-- link opened in a+b mode --
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+-- link opened in a+t mode --
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+-- Iteration 4 with file containing text_with_new_line data --
+-- link opened in w mode --
+bool(true)
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- link opened in wb mode --
+bool(true)
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- link opened in wt mode --
+bool(true)
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- link opened in w+ mode --
+bool(true)
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- link opened in w+b mode --
+bool(true)
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- link opened in w+t mode --
+bool(true)
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+-- link opened in a mode --
+bool(true)
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+-- link opened in ab mode --
+bool(true)
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+-- link opened in at mode --
+bool(true)
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+-- link opened in a+ mode --
+bool(true)
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+-- link opened in a+b mode --
+bool(true)
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+-- link opened in a+t mode --
+bool(true)
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+-- Iteration 5 with file containing alphanumeric data --
+-- link opened in w mode --
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- link opened in wb mode --
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- link opened in wt mode --
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- link opened in w+ mode --
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- link opened in w+b mode --
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- link opened in w+t mode --
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+-- link opened in a mode --
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+-- link opened in ab mode --
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+-- link opened in at mode --
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+-- link opened in a+ mode --
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+-- link opened in a+b mode --
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+-- link opened in a+t mode --
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+
+--- Done ---
diff --git a/ext/standard/tests/file/fflush_variation3.phpt b/ext/standard/tests/file/fflush_variation3.phpt
new file mode 100755
index 0000000000..f239602486
--- /dev/null
+++ b/ext/standard/tests/file/fflush_variation3.phpt
@@ -0,0 +1,382 @@
+--TEST--
+Test fflush() function: usage variations - hard links as resource
+--SKIPIF--
+<?php
+if( substr(PHP_OS, 0, 3) == 'WIN')
+  die("skip Links not valid on Windows");
+?>
+--FILE--
+<?php
+/*  Prototype: bool fflush ( resource $handle );
+    Description: Flushes the output to a file
+*/
+
+/* test fflush() with handle to hard links as resource */
+
+$file_path = dirname(__FILE__);
+require $file_path.'/file.inc';
+
+echo "*** Testing fflush(): with hard links to files opened in diff modes ***\n";
+$file_types = array("empty", "numeric", "text", "text_with_new_line", "alphanumeric");
+$file_modes = array("w", "wb", "wt", "w+", "w+b","w+t",
+                    "a", "ab", "at", "a+","a+b", "a+t");
+
+$file_name = "$file_path/fflush_variation3.tmp";
+$link_name = "$file_path/lnk_fflush_variation3.tmp";
+
+$count = 1;
+
+foreach( $file_types as $type ) {
+  echo "-- Iteration $count with file containing $type data --\n";
+  foreach( $file_modes as $mode ) {
+    
+    // creating the file
+    $file_handle = fopen($file_name, "w");
+    if($file_handle == false)
+      exit("Error:failed to open file $file_name");
+
+    // fill the fill with some data if mode is append mode 
+    if( substr($mode, 0, 1) == "a" ) 
+      fill_file($file_handle, $type, 10); 
+
+    // fclose($file_handle);
+   
+    // creating hard link to the file
+    var_dump( link($file_name, $link_name) );
+  
+    // opening the file in different modes
+    $file_handle = fopen($link_name, $mode);
+    if($file_handle == false)
+      exit("Error:failed to open link $link_name");
+  
+    // writing data to the file
+    var_dump( fill_file($file_handle, $type, 50) ); 
+    var_dump( fflush($file_handle) );
+    fclose($file_handle);
+
+    // reading data from the file after flushing
+    var_dump( readfile($link_name) );
+
+    unlink($link_name);
+    unlink($file_name);
+  }
+  $count++;
+}
+
+echo "\n--- Done ---";
+?>
+--EXPECTF--
+*** Testing fflush(): with hard links to files opened in diff modes ***
+-- Iteration 1 with file containing empty data --
+bool(true)
+bool(true)
+bool(true)
+int(0)
+bool(true)
+bool(true)
+bool(true)
+int(0)
+bool(true)
+bool(true)
+bool(true)
+int(0)
+bool(true)
+bool(true)
+bool(true)
+int(0)
+bool(true)
+bool(true)
+bool(true)
+int(0)
+bool(true)
+bool(true)
+bool(true)
+int(0)
+bool(true)
+bool(true)
+bool(true)
+int(0)
+bool(true)
+bool(true)
+bool(true)
+int(0)
+bool(true)
+bool(true)
+bool(true)
+int(0)
+bool(true)
+bool(true)
+bool(true)
+int(0)
+bool(true)
+bool(true)
+bool(true)
+int(0)
+bool(true)
+bool(true)
+bool(true)
+int(0)
+-- Iteration 2 with file containing numeric data --
+bool(true)
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+bool(true)
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+bool(true)
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+bool(true)
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+bool(true)
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+bool(true)
+bool(true)
+bool(true)
+22222222222222222222222222222222222222222222222222int(50)
+bool(true)
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+bool(true)
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+bool(true)
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+bool(true)
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+bool(true)
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+bool(true)
+bool(true)
+bool(true)
+222222222222222222222222222222222222222222222222222222222222int(60)
+-- Iteration 3 with file containing text data --
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text int(50)
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+bool(true)
+bool(true)
+bool(true)
+text text text text text text text text text text text text int(60)
+-- Iteration 4 with file containing text_with_new_line data --
+bool(true)
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+bool(true)
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+bool(true)
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+bool(true)
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+bool(true)
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+bool(true)
+bool(true)
+bool(true)
+line
+line of text
+line
+line of text
+line
+line of tint(50)
+bool(true)
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+bool(true)
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+bool(true)
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+bool(true)
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+bool(true)
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+bool(true)
+bool(true)
+bool(true)
+line
+line line
+line of text
+line
+line of text
+line
+line of tint(60)
+-- Iteration 5 with file containing alphanumeric data --
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(50)
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+bool(true)
+bool(true)
+bool(true)
+ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 ab12 int(60)
+
+--- Done ---
diff --git a/ext/standard/tests/file/fflush_variation4.phpt b/ext/standard/tests/file/fflush_variation4.phpt
new file mode 100755
index 0000000000..cc0d9b0fb6
--- /dev/null
+++ b/ext/standard/tests/file/fflush_variation4.phpt
@@ -0,0 +1,52 @@
+--TEST--
+Test fflush() function: usage variations - file opened in read-only mode 
+--FILE--
+<?php
+/*  Prototype: bool fflush ( resource $handle );
+    Description: Flushes the output to a file
+*/
+
+/* test fflush() with handle to a file opened in read-only mode as resource */
+
+$file_path = dirname(__FILE__);
+require $file_path.'/file.inc';
+
+echo "*** Testing fflush(): with file handles of files opened in various read modes ***\n";
+$file_modes = array("r", "rb", "rt");
+
+$file_name = "$file_path/fflush_variation4.tmp"; 
+
+$count = 1;
+
+foreach( $file_modes as $mode ) {
+  echo "-- Iteration $count with file opened in $mode mode --\n";
+
+  // creating a file
+  $file_handle = fopen($file_name, "w");
+  if($file_handle == false)
+    exit("Error:failed to open file $file_name");
+  fclose($file_handle);
+  
+  // opening the file in different read modes
+  $file_handle = fopen($file_name, $mode);
+  if($file_handle == false) 
+    exit("Error:failed to open file $file_name");
+  var_dump( fflush($file_handle) );
+  fclose($file_handle);
+  
+  unlink($file_name);
+  $count++;
+}
+
+echo "\n--- Done ---";
+?>
+--EXPECTF--
+*** Testing fflush(): with file handles of files opened in various read modes ***
+-- Iteration 1 with file opened in r mode --
+bool(true)
+-- Iteration 2 with file opened in rb mode --
+bool(true)
+-- Iteration 3 with file opened in rt mode --
+bool(true)
+
+--- Done ---