public void WriteAndReadGroupsWithDataset()
{
string filename = Path.Combine(folder, "testGroups.H5");
try
{
var fileId = Hdf5.CreateFile(filename);
Assert.IsTrue(fileId > 0);
var dset = dsets.First();
var groupId = H5G.create(fileId, "/A"); ///B/C/D/E/F/G/H
Hdf5.WriteDataset(groupId, "test", dset);
var subGroupId = Hdf5.CreateGroup(groupId, "C");
var subGroupId2 = Hdf5.CreateGroup(groupId, "/D"); // will be saved at the root location
dset = dsets.Skip(1).First();
Hdf5.WriteDataset(subGroupId, "test2", dset);
Hdf5.CloseGroup(subGroupId);
Hdf5.CloseGroup(subGroupId2);
Hdf5.CloseGroup(groupId);
groupId = H5G.create(fileId, "/A/B"); ///B/C/D/E/F/G/H
dset = dsets.Skip(1).First();
Hdf5.WriteDataset(groupId, "test", dset);
Hdf5.CloseGroup(groupId);
groupId = Hdf5.CreateGroupRecursively(fileId, "A/B/C/D/E/F/I");
Hdf5.CloseGroup(groupId);
Hdf5.CloseFile(fileId);
fileId = Hdf5.OpenFile(filename);
Assert.IsTrue(fileId > 0);
groupId = H5G.open(fileId, "/A/B");
double[,] dset2 = (double[, ])Hdf5.ReadDataset <double>(groupId, "test");
CompareDatasets(dset, dset2);
Assert.IsTrue(Hdf5.CloseGroup(groupId) >= 0);
groupId = H5G.open(fileId, "/A/C");
dset2 = (double[, ])Hdf5.ReadDataset <double>(groupId, "test2");
CompareDatasets(dset, dset2);
Assert.IsTrue(Hdf5.CloseGroup(groupId) >= 0);
bool same = dset == dset2;
dset = dsets.First();
dset2 = (double[, ])Hdf5.ReadDataset <double>(fileId, "/A/test");
CompareDatasets(dset, dset2);
Assert.IsTrue(Hdf5.GroupExists(fileId, "A/B/C/D/E/F/I"));
Assert.IsTrue(Hdf5.CloseFile(fileId) == 0);
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
}
public void WriteAndReadChunckedDataset2()
{
string filename = Path.Combine(folder, "testChunks2.H5");
string groupName = "/test";
string datasetName = "Data";
try
{
var fileId = Hdf5.CreateFile(filename);
Assert.IsTrue(fileId > 0);
var groupId = Hdf5.CreateGroup(fileId, groupName);
Assert.IsTrue(groupId >= 0);
//var chunkSize = new ulong[] { 5, 5 };
using (var chunkedDset = new ChunkedDataset <double>(datasetName, groupId))
{
foreach (var ds in dsets)
{
chunkedDset.AppendOrCreateDataset(ds);
}
;
}
Hdf5.CloseFile(fileId);
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
try
{
var fileId = Hdf5.OpenFile(filename);
//var groupId = H5G.open(fileId, groupName);
//var dset = Hdf5.ReadDatasetToArray<double>(groupId, datasetName);
var dset = Hdf5.ReadDatasetToArray <double>(fileId, string.Concat(groupName, "/", datasetName));
Assert.IsTrue(dset.result.Rank == dsets.First().Rank);
var xSum = dsets.Select(d => d.GetLength(0)).Sum();
Assert.IsTrue(xSum == dset.result.GetLength(0));
var testRange = Enumerable.Range(0, 30).Select(t => (double)t);
// get every 5th element in the matrix
var x0Range = dset.result.Cast <double>().Where((d, i) => i % 5 == 0);
Assert.IsTrue(testRange.SequenceEqual(x0Range));
Hdf5.CloseFile(fileId);
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
}
public void WriteAndReadPrimitives()
{
string filename = Path.Combine(folder, "testPrimitives.H5");
int intValue = 2;
double dblValue = 1.1;
string strValue = "test";
bool boolValue = true;
var groupStr = "/test";
string concatFunc(string x) => string.Concat(groupStr, "/", x);
Dictionary <string, List <string> > attributes = new Dictionary <string, List <string> >();
try
{
var fileId = Hdf5.CreateFile(filename);
Assert.IsTrue(fileId > 0);
var groupId = Hdf5.CreateGroup(fileId, groupStr);
Hdf5.WriteOneValue(groupId, concatFunc(nameof(intValue)), intValue, attributes);
Hdf5.WriteOneValue(groupId, concatFunc(nameof(dblValue)), dblValue, attributes);
Hdf5.WriteOneValue(groupId, concatFunc(nameof(strValue)), strValue, attributes);
Hdf5.WriteOneValue(groupId, concatFunc(nameof(boolValue)), boolValue, attributes);
Hdf5.CloseGroup(groupId);
Hdf5.CloseFile(fileId);
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
try
{
var fileId = Hdf5.OpenFile(filename);
Assert.IsTrue(fileId > 0);
var groupId = H5G.open(fileId, groupStr);
int readInt = Hdf5.ReadOneValue <int>(groupId, concatFunc(nameof(intValue)));
Assert.IsTrue(intValue == readInt);
double readDbl = Hdf5.ReadOneValue <double>(groupId, concatFunc(nameof(dblValue)));
Assert.IsTrue(dblValue == readDbl);
string readStr = Hdf5.ReadOneValue <string>(groupId, concatFunc(nameof(strValue)));
Assert.IsTrue(strValue == readStr);
bool readBool = Hdf5.ReadOneValue <bool>(groupId, concatFunc(nameof(boolValue)));
Assert.IsTrue(boolValue == readBool);
H5G.close(groupId);
Hdf5.CloseFile(fileId);
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
}
public void WriteAndReadStringAttribute()
{
string filename = Path.Combine(folder, "testAttributeString.H5");
try
{
var fileId = Hdf5.CreateFile(filename);
Assert.IsTrue(fileId > 0);
var groupId = Hdf5.CreateGroup(fileId, "test");
string attrStr = "this is an attribute";
Hdf5.WriteAttribute(groupId, "time", attrStr);
string readStr = Hdf5.ReadAttribute <string>(groupId, "time");
Assert.IsTrue(readStr == attrStr);
Assert.IsTrue(Hdf5.CloseFile(fileId) == 0);
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
}
public void WriteAndReadAttribute()
{
string filename = Path.Combine(folder, "testAttribute.H5");
try
{
var fileId = Hdf5.CreateFile(filename);
Assert.IsTrue(fileId > 0);
var groupId = Hdf5.CreateGroup(fileId, "test");
DateTime nowTime = DateTime.Now;
Hdf5.WriteAttribute(groupId, "time", nowTime);
DateTime readTime = Hdf5.ReadAttribute <DateTime>(groupId, "time");
Assert.IsTrue(readTime == nowTime);
Assert.IsTrue(Hdf5.CloseFile(fileId) == 0);
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
}
public void WriteAndReadAttributes()
{
string filename = Path.Combine(folder, "testAttributes.H5");
int[] intValues = new int[] { 1, 2 };
double dblValue = 1.1;
string strValue = "test";
string[] strValues = new string[2] {
"test", "another test"
};
bool boolValue = true;
DateTime dateValue = new DateTime(1969, 1, 12);
var groupStr = "/test";
//string concatFunc(string x) => string.Concat(groupStr, "/", x);
string intName = nameof(intValues);
string dblName = nameof(dblValue);
string strName = nameof(strValue);
string strNames = nameof(strValues);
string boolName = nameof(boolValue);
string dateName = nameof(dateValue);
try
{
var fileId = Hdf5.CreateFile(filename);
Assert.IsTrue(fileId > 0);
var groupId = Hdf5.CreateGroup(fileId, groupStr);
Hdf5.WriteAttributes <int>(groupId, intName, intValues);
Hdf5.WriteAttribute(groupId, dblName, dblValue);
Hdf5.WriteAttribute(groupId, strName, strValue);
Hdf5.WriteAttributes <string>(groupId, strNames, strValues);
Hdf5.WriteAttribute(groupId, boolName, boolValue);
Hdf5.WriteAttribute(groupId, dateName, dateValue);
H5G.close(groupId);
Hdf5.CloseFile(fileId);
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
try
{
var fileId = Hdf5.OpenFile(filename);
Assert.IsTrue(fileId > 0);
var groupId = H5G.open(fileId, groupStr);
IEnumerable <int> readInts = (int[])Hdf5.ReadAttributes <int>(groupId, intName);
Assert.IsTrue(intValues.SequenceEqual(readInts));
double readDbl = Hdf5.ReadAttribute <double>(groupId, dblName);
Assert.IsTrue(dblValue == readDbl);
string readStr = Hdf5.ReadAttribute <string>(groupId, strName);
Assert.IsTrue(strValue == readStr);
IEnumerable <string> readStrs = (string[])Hdf5.ReadAttributes <string>(groupId, strNames);
Assert.IsTrue(strValues.SequenceEqual(readStrs));
bool readBool = Hdf5.ReadAttribute <bool>(groupId, boolName);
Assert.IsTrue(boolValue == readBool);
DateTime readDate = Hdf5.ReadAttribute <DateTime>(groupId, dateName);
Assert.IsTrue(dateValue == readDate);
H5G.close(groupId);
Hdf5.CloseFile(fileId);
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
}