diff --git a/test/pdo_sqlsrv/pdo_utf8_stored_proc_surrogate.phpt b/test/pdo_sqlsrv/pdo_utf8_stored_proc_surrogate.phpt
new file mode 100644
index 00000000..5f297a3f
--- /dev/null
+++ b/test/pdo_sqlsrv/pdo_utf8_stored_proc_surrogate.phpt
@@ -0,0 +1,61 @@
+--TEST--
+call a stored procedure with NVARCHAR input to get output back as NVARCHAR
+--SKIPIF--
+
+--FILE--
+<?php
+
+include 'pdo_tools.inc';
+
+function StoredProc_Surrogate()
+{
+    require_once("autonomous_setup.php");
+    
+    set_time_limit(0);
+    $database = "tempdb";
+    $procName = GetTempProcName();
+    
+    $inValue1 = pack('H*', 'F2948080EFBFBDEFBFBDF48FBA83EFBFBDEFBFBDEFBFBDEFBFBDEFBFBDF48FB080EFBFBDEFBFBDEFBFBDF392A683EFBFBDF090808BF0908080F0908A83EFBFBDEFBFBDEFBFBDF48FBFBFEFBFBDEFBFBDF090808BF0908683EFBFBDF48FBFBFF2948880EFBFBDF0A08FBFEFBFBDF392A880F0A08A83F294808BF0908880EFBFBDEFBFBDEFBFBDEFBFBDF48FB080F48FB683EFBFBDF0908080EFBFBDF392AA83F48FB683EFBFBDF2948080F2948A83EFBFBDF0A08080F392A880EFBFBDF2948FBFEFBFBDEFBFBDEFBFBDEFBFBDF48FB683EFBFBDEFBFBDEFBFBDF48FBFBFF0908080EFBFBDEFBFBDEFBFBDEFBFBDF48FBFBFEFBFBDF48FB880F0908683F392A080F0908FBFEFBFBDEFBFBDEFBFBDEFBFBDEFBFBDF2948FBFEFBFBDF0908683EFBFBDF0A08A83F48FBA83EFBFBDF48FB08B');
+    $outValue1 = "TEST";
+    
+    $conn = new PDO( "sqlsrv:server=$serverName;Database=$database", $username, $password);
+    $stmt = $conn->exec("CREATE PROC $procName (@p1 NVARCHAR(1000), @p2 NVARCHAR(1000) OUTPUT)
+                            AS BEGIN SELECT @p2 = CONVERT(NVARCHAR(1000), @p1) END");
+                            
+    $stmt = $conn->prepare("{CALL $procName (?, ?)}");
+    $stmt->bindValue(1, $inValue1);
+    $stmt->bindParam(2, $outValue1, PDO::PARAM_STR | PDO::PARAM_INPUT_OUTPUT, 1000);
+    $stmt->execute();
+    
+    var_dump ($outValue1);
+    
+    $stmt = null;  
+    $conn = null;   
+}
+
+function Repro()
+{
+    StartTest("pdo_utf8_stored_proc_surrogate");
+    try
+    {
+        StoredProc_Surrogate();
+    }
+    catch (Exception $e)
+    {
+        echo $e->getMessage();
+    }
+    echo "\nDone\n";
+    EndTest("pdo_utf8_stored_proc_surrogate");
+}
+
+Repro();
+
+?>
+--EXPECT--
+
+...Starting 'pdo_utf8_stored_proc_surrogate' test...
+string(304) "򔀀��􏺃�����􏰀���󒦃�𐀋𐀀𐊃���􏿿��𐀋𐆃�􏿿򔈀�𠏿�󒨀𠊃򔀋𐈀����􏰀􏶃�𐀀�󒪃􏶃�򔀀򔊃�𠀀󒨀�򔏿����􏶃���􏿿𐀀����􏿿�􏸀𐆃󒠀𐏿�����򔏿�𐆃�𠊃􏺃�􏰋"
+
+Done
+...Test 'pdo_utf8_stored_proc_surrogate' completed successfully.
+
diff --git a/test/pdo_sqlsrv/pdo_utf8_stored_proc_unicode.phpt b/test/pdo_sqlsrv/pdo_utf8_stored_proc_unicode.phpt
new file mode 100644
index 00000000..03587803
--- /dev/null
+++ b/test/pdo_sqlsrv/pdo_utf8_stored_proc_unicode.phpt
@@ -0,0 +1,61 @@
+--TEST--
+call a stored procedure with NVARCHAR input to get output back as NCHAR
+--SKIPIF--
+
+--FILE--
+<?php
+
+include 'pdo_tools.inc';
+
+function StoredProc_Unicode()
+{
+    require_once("autonomous_setup.php");
+    
+    set_time_limit(0);
+    $database = "tempdb";
+    $procName = GetTempProcName();
+    
+    $inValue1 = pack('H*', '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');
+    $outValue1 = "TEST";
+    
+    $conn = new PDO( "sqlsrv:server=$serverName;Database=$database", $username, $password);
+    $stmt = $conn->exec("CREATE PROC $procName (@p1 NVARCHAR(MAX), @p2 NCHAR(1024) OUTPUT)
+                            AS BEGIN SELECT @p2 = CONVERT(NCHAR(1024), @p1) END");
+                            
+    $stmt = $conn->prepare("{CALL $procName (?, ?)}");
+    $stmt->bindValue(1, $inValue1);
+    $stmt->bindParam(2, $outValue1, PDO::PARAM_STR | PDO::PARAM_INPUT_OUTPUT, 1500);
+    $stmt->execute();
+    
+    var_dump ($outValue1);
+    
+    $stmt = null;  
+    $conn = null;   
+}
+
+function Repro()
+{
+    StartTest("pdo_utf8_stored_proc_unicode");
+    try
+    {
+        StoredProc_Unicode();
+    }
+    catch (Exception $e)
+    {
+        echo $e->getMessage();
+    }
+    echo "\nDone\n";
+    EndTest("pdo_utf8_stored_proc_unicode");
+}
+
+Repro();
+
+?>
+--EXPECT--
+
+...Starting 'pdo_utf8_stored_proc_unicode' test...
+string(1209) "验嗿ァチýІßІöÜハý衤öバäðª熇ð‍洐ıㅯタ鷗鷗לßÃگグ嗿ソグ倀чüゼㅯҐ熇チîゼ鷗‌ûi舳אґクЧ倀Ü曂ґÄýіポ衤îゼü衤タҐ‏ダİчåポソクÖグタöÖЧㅰハãªِчöûÄðÐяゾİゼІßハ侃ゼÄソלüßタゼ‍倀倁іÄההöяîöژ曂洐îゾگҐ                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                "
+
+Done
+...Test 'pdo_utf8_stored_proc_unicode' completed successfully.
+
diff --git a/test/pdo_sqlsrv/pdo_utf8_stored_proc_xml.phpt b/test/pdo_sqlsrv/pdo_utf8_stored_proc_xml.phpt
new file mode 100644
index 00000000..172efb3e
--- /dev/null
+++ b/test/pdo_sqlsrv/pdo_utf8_stored_proc_xml.phpt
@@ -0,0 +1,61 @@
+--TEST--
+call a stored procedure with XML input to get output back as characters
+--SKIPIF--
+
+--FILE--
+<?php
+
+include 'pdo_tools.inc';
+
+function StoredProc_Xml()
+{
+    require_once("autonomous_setup.php");
+    
+    set_time_limit(0);
+    $database = "tempdb";
+    $procName = GetTempProcName();
+    
+    $inValue1 = pack('H*', '3C586D6C54657374446174613E4A65207072C3A966C3A87265206C27C3A974C3A93C2F586D6C54657374446174613E');
+    
+    $conn = new PDO( "sqlsrv:server=$serverName;Database=$database", $username, $password);
+    
+    $stmt = $conn->exec("CREATE PROC $procName (@p1 XML, @p2 CHAR(512) OUTPUT)
+                            AS BEGIN SELECT @p2 = CONVERT(CHAR(512), @p1) END");
+                            
+    $stmt = $conn->prepare("{CALL $procName (?, ?)}");
+    $stmt->bindValue(1, $inValue1);
+    $stmt->bindParam(2, $outValue1, PDO::PARAM_STR | PDO::PARAM_INPUT_OUTPUT, 512);
+    $stmt->execute();
+    
+    var_dump($outValue1);
+    
+    $stmt = null;  
+    $conn = null;   
+}
+
+function Repro()
+{
+    StartTest("pdo_utf8_stored_proc_xml");
+    try
+    {
+        StoredProc_Xml();
+    }
+    catch (Exception $e)
+    {
+        echo $e->getMessage();
+    }
+    echo "\nDone\n";
+    EndTest("pdo_utf8_stored_proc_xml");
+}
+
+Repro();
+
+?>
+--EXPECT--
+
+...Starting 'pdo_utf8_stored_proc_xml' test...
+string(516) "<XmlTestData>Je préfère l'été</XmlTestData>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     "
+
+Done
+...Test 'pdo_utf8_stored_proc_xml' completed successfully.
+