public void BVT_FileLevelTrim()
{
uint treeId;
FILEID fileId;
PrepareFileForTrimming(out treeId, out fileId);
FSCTL_FILE_LEVEL_TRIM_RANGE fileLevelTrimRange;
Random random = new Random();
uint offset = (uint)random.Next(0, TestConfig.WriteBufferLengthInKb * 1024);
uint length = (uint)random.Next(0, (int)(TestConfig.WriteBufferLengthInKb * 1024 - offset));
fileLevelTrimRange.Offset = offset;
fileLevelTrimRange.Length = length;
FSCTL_FILE_LEVEL_TRIM_INPUT fileLevelTrimInput;
fileLevelTrimInput.Key = 0;
fileLevelTrimInput.NumRanges = 1;
fileLevelTrimInput.Ranges = new FSCTL_FILE_LEVEL_TRIM_RANGE[] { fileLevelTrimRange };
byte[] buffer = TypeMarshal.ToBytes <FSCTL_FILE_LEVEL_TRIM_INPUT>(fileLevelTrimInput);
byte[] respOutput;
status = client.FileLevelTrim(
treeId,
fileId,
buffer,
out respOutput,
(header, response) => BaseTestSite.Assert.AreEqual(
true,
header.Status == Smb2Status.STATUS_SUCCESS || header.Status == Smb2Status.STATUS_NO_RANGES_PROCESSED,
// The operation was successful, but no range was processed.
"{0} should complete with STATUS_SUCCESS or STATUS_NO_RANGES_PROCESSED, actually server returns {1}.", header.Command, Smb2Status.GetStatusCode(header.Status)));
if (status != Smb2Status.STATUS_NO_RANGES_PROCESSED && // Skip parsing the response when server returns STATUS_NO_RANGES_PROCESSED
respOutput != null) // Skip parsing the response if no output buffer is returned
{
FSCTL_FILE_LEVEL_TRIM_OUTPUT fileLevelTrimOutput = TypeMarshal.ToStruct <FSCTL_FILE_LEVEL_TRIM_OUTPUT>(respOutput);
BaseTestSite.Log.Add(
LogEntryKind.Debug,
"Number of ranges that were processed: {0}", fileLevelTrimOutput.NumRangesProcessed);
}
else
{
BaseTestSite.Log.Add(LogEntryKind.Debug, "No range was processed during this operation.");
}
status = client.Close(treeId, fileId);
status = client.TreeDisconnect(treeId);
status = client.LogOff();
}
