public void WriteAndReadDataset()
{
string filename = Path.Combine(folder, "testDataset.H5");
var dset = dsets.First();
try
{
var fileId = Hdf5.CreateFile(filename);
Assert.IsTrue(fileId > 0);
Hdf5.WriteDataset(fileId, "/test", dset);
Hdf5.CloseFile(fileId);
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
try
{
var fileId = Hdf5.OpenFile(filename);
Assert.IsTrue(fileId > 0);
double[,] dset2 = (double[, ])Hdf5.ReadDataset <double>(fileId, "/test").result;
CompareDatasets(dset, dset2);
bool same = dset == dset2;
Hdf5.CloseFile(fileId);
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
}
public void WriteAndReadDatetimeDataset()
{
string filename = Path.Combine(folder, "testDatetime.H5");
var times = new DateTime[10, 5];
var offset = new DateTime(2000, 1, 1, 12, 0, 0);
for (var i = 0; i < 10; i++)
{
for (var j = 0; j < 5; j++)
{
times[i, j] = offset.AddDays(i + j * 5);
}
}
try
{
var fileId = Hdf5.CreateFile(filename);
Assert.IsTrue(fileId > 0);
Hdf5.WriteDataset(fileId, "/test", times);
var timesRead = (DateTime[, ])Hdf5.ReadDataset <DateTime>(fileId, "/test").result;
CompareDatasets(times, timesRead);
Hdf5.CloseFile(fileId);
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
}
public void WriteAndReadTimespanDataset()
{
string filename = Path.Combine(folder, "testTimespan.H5");
var times = new TimeSpan[10, 5];
var offset = new TimeSpan(1, 0, 0, 0, 0);
for (var i = 0; i < 10; i++)
{
for (var j = 0; j < 5; j++)
{
times[i, j] = offset.Add(new TimeSpan(i + j * 5, 0, 0));
}
}
try
{
var fileId = Hdf5.CreateFile(filename);
Assert.IsTrue(fileId > 0);
Hdf5.WriteDataset(fileId, "/test", times);
TimeSpan[,] timesRead = (TimeSpan[, ])Hdf5.ReadDataset <TimeSpan>(fileId, "/test").result;
CompareDatasets(times, timesRead);
Hdf5.CloseFile(fileId);
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
}
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, Hdf5Utils.NormalizedName("/A")); ///B/C/D/E/F/G/H
Hdf5.WriteDataset(groupId, Hdf5Utils.NormalizedName("test"), dset);
var subGroupId = Hdf5.CreateOrOpenGroup(groupId, Hdf5Utils.NormalizedName("C"));
var subGroupId2 = Hdf5.CreateOrOpenGroup(groupId, Hdf5Utils.NormalizedName("/D")); // will be saved at the root location
dset = dsets.Skip(1).First();
Hdf5.WriteDataset(subGroupId, Hdf5Utils.NormalizedName("test2"), dset);
Hdf5.CloseGroup(subGroupId);
Hdf5.CloseGroup(subGroupId2);
Hdf5.CloseGroup(groupId);
groupId = H5G.create(fileId, Hdf5Utils.NormalizedName("/A/B")); ///B/C/D/E/F/G/H
dset = dsets.Skip(1).First();
Hdf5.WriteDataset(groupId, Hdf5Utils.NormalizedName("test"), dset);
Hdf5.CloseGroup(groupId);
groupId = Hdf5.CreateGroupRecursively(fileId, Hdf5Utils.NormalizedName("A/B/C/D/E/F/I"));
Hdf5.CloseGroup(groupId);
Hdf5.CloseFile(fileId);
fileId = Hdf5.OpenFile(filename);
Assert.IsTrue(fileId > 0);
fileId = Hdf5.OpenFile(filename);
groupId = H5G.open(fileId, Hdf5Utils.NormalizedName("/A/B"));
double[,] dset2 = (double[, ])Hdf5.ReadDataset <double>(groupId, Hdf5Utils.NormalizedName("test")).result;
CompareDatasets(dset, dset2);
Assert.IsTrue(Hdf5.CloseGroup(groupId) >= 0);
groupId = H5G.open(fileId, Hdf5Utils.NormalizedName("/A/C"));
dset2 = (double[, ])Hdf5.ReadDataset <double>(groupId, Hdf5Utils.NormalizedName("test2")).result;
CompareDatasets(dset, dset2);
Assert.IsTrue(Hdf5.CloseGroup(groupId) >= 0);
bool same = dset == dset2;
dset = dsets.First();
dset2 = (double[, ])Hdf5.ReadDataset <double>(fileId, Hdf5Utils.NormalizedName("/A/test")).result;
CompareDatasets(dset, dset2);
Assert.IsTrue(Hdf5Utils.ItemExists(fileId, Hdf5Utils.NormalizedName("A/B/C/D/E/F/I"), DataTypes.Hdf5ElementType.Dataset));
Assert.IsTrue(Hdf5.CloseFile(fileId) == 0);
}
catch (Exception ex)
{
CreateExceptionAssert(ex);
}
}
static void WriteFile(string filePath)
{
var file = Hdf5.CreateFile(filePath);
var group = Hdf5.CreateOrOpenGroup(file, "group");
Hdf5.WriteDataset(group, "dataset",
new int[, ]
{
{ 1, 2, 3, 4 },
{ 5, 6, 7, 8 },
{ 9, 10, 11, 12 }
});
var hello = "早上好！";
Hdf5.WriteStringAttribute(group, "string", hello, "dataset");
Hdf5.CloseGroup(group);
Hdf5.CloseFile(file);
}