public void FirstHeaderDateTimeTest()
{
var firstDate = default(DateTime);
var recordsRead = -999;
using(var stream = DaqDataFileTestUtility.CreateSampleDaqFileStream()) {
using(var reader = new DaqDataFileReader(stream)) {
recordsRead = reader.ReadNextValidStamp(out firstDate);
}
}
Assert.AreNotEqual(-999, recordsRead, "Tested method was not executed.");
Assert.AreNotEqual(-1,firstDate, "Valid date was not found.");
Assert.AreNotEqual(default(DateTime), firstDate, "Valid date was not found.");
Assert.AreEqual(new DateTime(2010,3,15,19,30,23),firstDate, "Wrong date was read.");
}
public static DaqDataFileInfo Create(FileInfo fileInfo)
{
int nid = 0;
string idValue = AnemFileNameRegex.Match(fileInfo.Name).Groups[1].Value;
if (String.IsNullOrEmpty(idValue) || 1 != idValue.Length)
{
return(null);
}
char idChar = Char.ToUpperInvariant(idValue[0]);
if (idChar >= 'A' && idChar <= 'Z')
{
nid = idChar - 'A';
}
else
{
return(null);
}
try {
using (FileStream fs = File.Open(fileInfo.FullName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite)) {
DateTime stamp;
int recordsPassed = -1;
using (var reader = new DaqDataFileReader(fs)) {
recordsPassed = reader.ReadNextValidStamp(out stamp);
}
if (recordsPassed >= 0)
{
if (0 != recordsPassed)
{
stamp = stamp.Subtract(new TimeSpan(0, 0, recordsPassed));
}
return(new DaqDataFileInfo(fileInfo, nid, stamp));
}
return(null);
}
}
catch (IOException ioEx) {
return(null);
}
}
public void ReadFirstThreeRecordsTest()
{
DateTime stamp;
// setup the stamp variable to compare
Assert.True(DaqDataFileInfo.TryConvert7ByteDateTime(
new byte[] { 0x07, 0xda, 0x03, 0x0f, 0x13, 0x1e, 0x17, 0xa5 },
0, out stamp
));
using (var stream = DaqDataFileTestUtility.CreateSampleDaqFileStream()) {
using (var reader = new DaqDataFileReader(stream)) {
Assert.True(reader.MoveNext());
Assert.AreEqual(
PackedReadingValues.FromDeviceBytes(new byte[] {
0x00, 0x01, 0x09, 0x41, 0x33, 0x60, 0x00, 0x1f
}, 0),
reader.Current.Values
);
Assert.AreEqual(stamp.Add(new TimeSpan(0, 0, 0, 1)), reader.Current.TimeStamp);
Assert.True(reader.MoveNext());
Assert.AreEqual(
PackedReadingValues.FromDeviceBytes(new byte[] {
0x00, 0x01, 0x05, 0x41, 0x33, 0x60, 0x00, 0x1f
}, 0),
reader.Current.Values
);
Assert.AreEqual(stamp.Add(new TimeSpan(0, 0, 0, 2)), reader.Current.TimeStamp);
Assert.True(reader.MoveNext());
Assert.AreEqual(
PackedReadingValues.FromDeviceBytes(new byte[] {
0x00, 0x01, 0x09, 0x41, 0x33, 0x60, 0x00, 0x1f
}, 0),
reader.Current.Values
);
Assert.AreEqual(stamp.Add(new TimeSpan(0, 0, 0, 3)), reader.Current.TimeStamp);
}
}
}
private static int ProcessFile(FileInfo file)
{
if (!file.Exists) {
Console.WriteLine("ERROR: file '{0}' not found.", file.FullName);
return 1;
}
try {
// try to convert daq to csv
using (var daqDataFileReader = new DaqDataFileReader(file)) {
return SaveDump(ReadAll(daqDataFileReader), file.FullName);
}
}
catch (IOException ex) {
if (!file.Extension.EndsWith("csv", StringComparison.OrdinalIgnoreCase))
Console.WriteLine("ERROR: csv may already exist.");
}
catch (Exception ex) {
return 1;
}
return 2;
}
private static IEnumerable<PackedReading> ReadAll(DaqDataFileReader reader)
{
while (reader.MoveNext()) {
yield return reader.Current;
}
}
public static DaqDataFileInfo Create(FileInfo fileInfo)
{
int nid = 0;
string idValue = AnemFileNameRegex.Match(fileInfo.Name).Groups[1].Value;
if (String.IsNullOrEmpty(idValue) || 1 != idValue.Length) {
return null;
}
char idChar = Char.ToUpperInvariant(idValue[0]);
if (idChar >= 'A' && idChar <= 'Z') {
nid = idChar - 'A';
}
else {
return null;
}
try {
using (FileStream fs = File.Open(fileInfo.FullName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite)) {
DateTime stamp;
int recordsPassed = -1;
using (var reader = new DaqDataFileReader(fs)) {
recordsPassed = reader.ReadNextValidStamp(out stamp);
}
if (recordsPassed >= 0) {
if (0 != recordsPassed) {
stamp = stamp.Subtract(new TimeSpan(0, 0, recordsPassed));
}
return new DaqDataFileInfo(fileInfo, nid, stamp);
}
return null;
}
}
catch (IOException ioEx) {
return null;
}
}
