187 lines
4.3 KiB
PHP
187 lines
4.3 KiB
PHP
--TEST--
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Streaming Scrollable ResultSets Test
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--DESCRIPTION--
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Verifies the streaming behavior with scrollable resultsets.
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--ENV--
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PHPT_EXEC=true
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--SKIPIF--
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<?php require('skipif.inc'); ?>
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--FILE--
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<?php
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include 'MsCommon.inc';
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function StreamScroll($noRows, $startRow)
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{
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include 'MsSetup.inc';
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$testName = "Stream - Scrollable";
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StartTest($testName);
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Setup();
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if (! IsWindows())
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$conn1 = ConnectUTF8();
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else
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$conn1 = Connect();
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CreateTable($conn1, $tableName);
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InsertRowsByRange($conn1, $tableName, $startRow, $startRow + $noRows - 1);
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$query = "SELECT * FROM [$tableName] ORDER BY c27_timestamp";
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$options = array('Scrollable' => SQLSRV_CURSOR_STATIC);
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$stmt1 = SelectQueryEx($conn1, $query, $options);
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$numFields = sqlsrv_num_fields($stmt1);
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$row = $noRows;
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while ($row >= 1)
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{
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if ($row == $noRows)
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{
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if (!sqlsrv_fetch($stmt1, SQLSRV_SCROLL_LAST))
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{
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FatalError("Failed to fetch row ".$row);
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}
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}
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else
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{
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if (!sqlsrv_fetch($stmt1, SQLSRV_SCROLL_PRIOR))
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{
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FatalError("Failed to fetch row ".$row);
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}
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}
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Trace("\nStreaming row $row:\n");
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$skipCount = 0;
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for ($j = 0; $j < $numFields; $j++)
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{
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$col = $j + 1;
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if (!IsUpdatable($col))
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{
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$skipCount++;
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}
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if (IsStreamable($col))
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{
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VerifyStream($stmt1, $startRow + $row - 1, $j, $skipCount);
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}
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}
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$row--;
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}
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sqlsrv_free_stmt($stmt1);
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DropTable($conn1, $tableName);
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sqlsrv_close($conn1);
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EndTest($testName);
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}
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function VerifyStream($stmt, $row, $colIndex, $skip)
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{
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$col = $colIndex + 1;
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if (IsStreamable($col))
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{
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$type = GetSqlType($col);
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if (IsBinary($col))
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{
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$stream = sqlsrv_get_field($stmt, $colIndex, SQLSRV_PHPTYPE_STREAM(SQLSRV_ENC_BINARY));
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}
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else
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{
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if (UseUTF8Data()){
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$stream = sqlsrv_get_field($stmt, $colIndex, SQLSRV_PHPTYPE_STREAM('UTF-8'));
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}
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else{
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$stream = sqlsrv_get_field($stmt, $colIndex, SQLSRV_PHPTYPE_STREAM(SQLSRV_ENC_CHAR));
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}
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}
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if ($stream === false)
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{
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FatalError("Failed to read field $col: $type");
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}
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else
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{
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$value = '';
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if ($stream)
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{
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while (!feof($stream))
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{
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$value .= fread($stream, 8192);
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}
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fclose($stream);
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$data = GetInsertData($row, $col, $skip);
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if (!CheckData($col, $value, $data))
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{
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Trace("Data corruption on row $row column $col\n");
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SetUTF8Data(false);
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die("Data corruption on row $row column $col\n");
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}
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}
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TraceData($type, "".strlen($value)." bytes");
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}
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}
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}
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function CheckData($col, $actual, $expected)
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{
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$success = true;
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if (IsBinary($col))
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{
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$actual = bin2hex($actual);
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if (strncasecmp($actual, $expected, strlen($expected)) != 0)
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{
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$success = false;
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}
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}
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else
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{
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if (strncasecmp($actual, $expected, strlen($expected)) != 0)
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{
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if ($col != 19)
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{
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// skip ntext
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$pos = strpos($actual, $expected);
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if (($pos === false) || ($pos > 1))
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{
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$success = false;
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}
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}
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}
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}
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if (!$success)
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{
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Trace("\nData error\nExpected:\n$expected\nActual:\n$actual\n");
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}
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return ($success);
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}
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//--------------------------------------------------------------------
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// Repro
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//
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//--------------------------------------------------------------------
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function Repro()
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{
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if (! IsWindows())
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{
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SetUTF8Data(true);
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}
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try
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{
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StreamScroll(20, 1);
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}
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catch (Exception $e)
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{
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echo $e->getMessage();
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}
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SetUTF8Data(false);
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}
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Repro();
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?>
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--EXPECT--
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Test "Stream - Scrollable" completed successfully.
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