void TestRoundTripLongColumn <T>(IEnumerable <T> testElements, int columnId, IEnumerable <long?> expectedResults)
{
var memStream = new MemoryStream();
using (var writer = new OrcWriter <T>(memStream, new WriterConfiguration())) //Use the default configuration
{
writer.AddRows(testElements);
}
memStream.Seek(0, SeekOrigin.Begin);
var dataFile = new DataFileHelper(memStream);
var stream = dataFile.GetStream();
var fileTail = new FileTail(stream);
var expectedEnumerator = expectedResults.GetEnumerator();
foreach (var stripe in fileTail.Stripes)
{
var stripeStreamCollection = stripe.GetStripeStreamCollection();
var longReader = new LongReader(stripeStreamCollection, (uint)columnId);
var resultEnumerator = longReader.Read().GetEnumerator();
ulong count = 0;
while (resultEnumerator.MoveNext())
{
Assert.True(expectedEnumerator.MoveNext());
Assert.Equal(expectedEnumerator.Current, resultEnumerator.Current);
count++;
}
Assert.Equal(stripe.NumRows, count);
}
Assert.False(expectedEnumerator.MoveNext()); //We should have used all expected results
}
void RoundTripSingleInt(int numValues)
{
var pocos = new List <SingleIntPoco>();
var random = new Random(123);
for (int i = 0; i < numValues; i++)
{
pocos.Add(new SingleIntPoco {
Int = random.Next()
});
}
var stream = new MemoryStream();
Footer footer;
StripeStreamHelper.Write(stream, pocos, out footer);
var stripeStreams = StripeStreamHelper.GetStripeStreams(stream, footer);
var longReader = new LongReader(stripeStreams, 1);
var results = longReader.Read().ToArray();
for (int i = 0; i < numValues; i++)
{
Assert.Equal(pocos[i].Int, results[i]);
}
}
public void ReadColumn9_ShouldProduceExpectedResults()
{
var stripeStreams = GetStripeStreamCollection();
var longReader = new LongReader(stripeStreams, 9);
var results = longReader.Read().ToArray();
Assert.Equal(1920800, results.Length);
for (int i = 0; i < results.Length; i++)
{
var expected = (i / 274400);
Assert.True(results[i].HasValue);
Assert.Equal(expected, results[i].Value);
}
}
// Add some non-zero constants to the mix.
public void AddConstantsToTDB(RandoopConfiguration config)
{
foreach (SimpleTypeValues vs in config.simpleTypeValues)
{
Type type = Type.GetType(vs.simpleType);
if (type == null)
{
throw new Common.RandoopBareExceptions.InternalError("invalid simple type in XML config file.");
}
foreach (FileName fn in vs.fileNames)
{
string fileName = fn.fileName;
if (!File.Exists(fileName))
{
throw new Common.RandoopBareExceptions.InvalidUserParamsException("Configuration file does not exist: " + fileName);
}
if (type.Equals(typeof(sbyte)))
{
SByteReader r = new SByteReader();
foreach (object o in r.Read(fileName))
{
this.AddPlan(Plan.Constant(typeof(sbyte), o));
}
}
else if (type.Equals(typeof(byte)))
{
ByteReader r = new ByteReader();
foreach (object o in r.Read(fileName))
{
this.AddPlan(Plan.Constant(typeof(byte), o));
}
}
else if (type.Equals(typeof(short)))
{
ShortReader r = new ShortReader();
foreach (object o in r.Read(fileName))
{
this.AddPlan(Plan.Constant(typeof(short), o));
}
}
else if (type.Equals(typeof(ushort)))
{
UshortReader r = new UshortReader();
foreach (object o in r.Read(fileName))
{
this.AddPlan(Plan.Constant(typeof(ushort), o));
}
}
else if (type.Equals(typeof(int)))
{
IntReader r = new IntReader();
foreach (object o in r.Read(fileName))
{
this.AddPlan(Plan.Constant(typeof(int), o));
}
}
else if (type.Equals(typeof(uint)))
{
UintReader r = new UintReader();
foreach (object o in r.Read(fileName))
{
this.AddPlan(Plan.Constant(typeof(uint), o));
}
}
else if (type.Equals(typeof(long)))
{
LongReader r = new LongReader();
foreach (object o in r.Read(fileName))
{
this.AddPlan(Plan.Constant(typeof(long), o));
}
}
else if (type.Equals(typeof(ulong)))
{
UlongReader r = new UlongReader();
foreach (object o in r.Read(fileName))
{
this.AddPlan(Plan.Constant(typeof(ulong), o));
}
}
else if (type.Equals(typeof(char)))
{
CharReader r = new CharReader();
foreach (object o in r.Read(fileName))
{
this.AddPlan(Plan.Constant(typeof(char), o));
}
}
else if (type.Equals(typeof(float)))
{
FloatReader r = new FloatReader();
foreach (object o in r.Read(fileName))
{
this.AddPlan(Plan.Constant(typeof(float), o));
}
}
else if (type.Equals(typeof(double)))
{
DoubleReader r = new DoubleReader();
foreach (object o in r.Read(fileName))
{
this.AddPlan(Plan.Constant(typeof(double), o));
}
}
else if (type.Equals(typeof(bool)))
{
BoolReader r = new BoolReader();
foreach (object o in r.Read(fileName))
{
this.AddPlan(Plan.Constant(typeof(bool), o));
}
}
else if (type.Equals(typeof(decimal)))
{
DecimalReader r = new DecimalReader();
foreach (object o in r.Read(fileName))
{
this.AddPlan(Plan.Constant(typeof(decimal), o));
}
}
else
{
if (!type.Equals(typeof(string)))
{
throw new Common.RandoopBareExceptions.InternalError("invalid simple type in XML config file.");
}
Common.StringReader r = new Common.StringReader();
foreach (object o in r.Read(fileName))
{
this.AddPlan(Plan.Constant(typeof(string), o));
}
}
}
}
}
static void Main(string[] args)
{
if (args.Length != 1)
{
Console.WriteLine("Usage: <FILENAME>");
return;
}
var filename = args[0];
var stream = new FileStream(filename, FileMode.Open, FileAccess.Read);
var fileTail = new FileTail(stream);
foreach (var stripe in fileTail.Stripes)
{
Console.WriteLine($"Reading stripe with {stripe.NumRows} rows");
var stripeStreamCollection = stripe.GetStripeStreamCollection();
if (fileTail.Footer.Types[0].Kind != ColumnTypeKind.Struct)
{
throw new InvalidDataException($"The base type must be {nameof(ColumnTypeKind.Struct)}");
}
var names = fileTail.Footer.Types[0].FieldNames;
for (int columnId = 1; columnId < fileTail.Footer.Types.Count; columnId++)
{
var columnType = fileTail.Footer.Types[columnId];
var columnName = names[columnId - 1];
switch (columnType.Kind)
{
case ColumnTypeKind.Long:
case ColumnTypeKind.Int:
case ColumnTypeKind.Short:
{
Console.WriteLine($"Reading longs from column {columnId} ({columnName})");
var reader = new LongReader(stripeStreamCollection, (uint)columnId);
var count = reader.Read().Count();
Console.WriteLine($"Done reading {count} longs");
break;
}
case ColumnTypeKind.Byte:
{
Console.WriteLine($"Reading bytes from column {columnId} ({columnName})");
var reader = new ByteReader(stripeStreamCollection, (uint)columnId);
var count = reader.Read().Count();
Console.WriteLine($"Done reading {count} bytes");
break;
}
case ColumnTypeKind.Boolean:
{
Console.WriteLine($"Reading bools from column {columnId} ({columnName})");
var reader = new BooleanReader(stripeStreamCollection, (uint)columnId);
var count = reader.Read().Count();
Console.WriteLine($"Done reading {count} bools");
break;
}
case ColumnTypeKind.Float:
{
Console.WriteLine($"Reading floats from column {columnId} ({columnName})");
var reader = new FloatReader(stripeStreamCollection, (uint)columnId);
var count = reader.Read().Count();
Console.WriteLine($"Done reading {count} floats");
break;
}
case ColumnTypeKind.Double:
{
Console.WriteLine($"Reading doubles from column {columnId} ({columnName})");
var reader = new DoubleReader(stripeStreamCollection, (uint)columnId);
var count = reader.Read().Count();
Console.WriteLine($"Done reading {count} doubles");
break;
}
case ColumnTypeKind.Binary:
{
Console.WriteLine($"Reading binary from column {columnId} ({columnName})");
var reader = new ColumnTypes.BinaryReader(stripeStreamCollection, (uint)columnId);
var count = reader.Read().Count();
Console.WriteLine($"Done reading {count} binaries");
break;
}
case ColumnTypeKind.Decimal:
{
Console.WriteLine($"Reading decimals from column {columnId} ({columnName})");
var reader = new DecimalReader(stripeStreamCollection, (uint)columnId);
var count = reader.Read().Count();
Console.WriteLine($"Done reading {count} decimals");
break;
}
case ColumnTypeKind.Timestamp:
{
Console.WriteLine($"Reading timestamps from column {columnId} ({columnName})");
var reader = new TimestampReader(stripeStreamCollection, (uint)columnId);
var count = reader.Read().Count();
Console.WriteLine($"Done reading {count} timestamps");
break;
}
case ColumnTypeKind.Date:
{
Console.WriteLine($"Reading dates from column {columnId} ({columnName})");
var reader = new DateReader(stripeStreamCollection, (uint)columnId);
var count = reader.Read().Count();
Console.WriteLine($"Done reading {count} dates");
break;
}
case ColumnTypeKind.String:
{
Console.WriteLine($"Reading strings from column {columnId} ({columnName})");
var reader = new ColumnTypes.StringReader(stripeStreamCollection, (uint)columnId);
var count = reader.Read().Count();
Console.WriteLine($"Done reading {count} strings");
break;
}
default:
throw new NotImplementedException();
}
}
Console.WriteLine("Done reading stripe");
}
}
// Add some non-zero constants to the mix.
public void AddConstantsToTDB(RandoopConfiguration config)
{
foreach (SimpleTypeValues vs in config.simpleTypeValues)
{
Type type = Type.GetType(vs.simpleType);
if (type == null)
{
throw new Common.RandoopBareExceptions.InternalError("invalid simple type in XML config file.");
}
foreach (FileName fn in vs.fileNames)
{
string fileName = fn.fileName;
if (!File.Exists(fileName))
{
throw new Common.RandoopBareExceptions.InvalidUserParamsException("Configuration file does not exist: " + fileName);
}
if (type.Equals(typeof(sbyte)))
{
SByteReader r = new SByteReader();
foreach (object o in r.Read(fileName))
this.AddPlan(Plan.Constant(typeof(sbyte), o));
}
else if (type.Equals(typeof(byte)))
{
ByteReader r = new ByteReader();
foreach (object o in r.Read(fileName))
this.AddPlan(Plan.Constant(typeof(byte), o));
}
else if (type.Equals(typeof(short)))
{
ShortReader r = new ShortReader();
foreach (object o in r.Read(fileName))
this.AddPlan(Plan.Constant(typeof(short), o));
}
else if (type.Equals(typeof(ushort)))
{
UshortReader r = new UshortReader();
foreach (object o in r.Read(fileName))
this.AddPlan(Plan.Constant(typeof(ushort), o));
}
else if (type.Equals(typeof(int)))
{
IntReader r = new IntReader();
foreach (object o in r.Read(fileName))
this.AddPlan(Plan.Constant(typeof(int), o));
}
else if (type.Equals(typeof(uint)))
{
UintReader r = new UintReader();
foreach (object o in r.Read(fileName))
this.AddPlan(Plan.Constant(typeof(uint), o));
}
else if (type.Equals(typeof(long)))
{
LongReader r = new LongReader();
foreach (object o in r.Read(fileName))
this.AddPlan(Plan.Constant(typeof(long), o));
}
else if (type.Equals(typeof(ulong)))
{
UlongReader r = new UlongReader();
foreach (object o in r.Read(fileName))
this.AddPlan(Plan.Constant(typeof(ulong), o));
}
else if (type.Equals(typeof(char)))
{
CharReader r = new CharReader();
foreach (object o in r.Read(fileName))
this.AddPlan(Plan.Constant(typeof(char), o));
}
else if (type.Equals(typeof(float)))
{
FloatReader r = new FloatReader();
foreach (object o in r.Read(fileName))
this.AddPlan(Plan.Constant(typeof(float), o));
}
else if (type.Equals(typeof(double)))
{
DoubleReader r = new DoubleReader();
foreach (object o in r.Read(fileName))
this.AddPlan(Plan.Constant(typeof(double), o));
}
else if (type.Equals(typeof(bool)))
{
BoolReader r = new BoolReader();
foreach (object o in r.Read(fileName))
this.AddPlan(Plan.Constant(typeof(bool), o));
}
else if (type.Equals(typeof(decimal)))
{
DecimalReader r = new DecimalReader();
foreach (object o in r.Read(fileName))
this.AddPlan(Plan.Constant(typeof(decimal), o));
}
else
{
if (!type.Equals(typeof(string)))
{
throw new Common.RandoopBareExceptions.InternalError("invalid simple type in XML config file.");
}
Common.StringReader r = new Common.StringReader();
foreach (object o in r.Read(fileName))
this.AddPlan(Plan.Constant(typeof(string), o));
}
}
}
}