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Diffstat (limited to 'java/test/TestH5Dplist.java')
| -rw-r--r-- | java/test/TestH5Dplist.java | 216 |
1 files changed, 216 insertions, 0 deletions
diff --git a/java/test/TestH5Dplist.java b/java/test/TestH5Dplist.java new file mode 100644 index 0000000..eb1669f --- /dev/null +++ b/java/test/TestH5Dplist.java @@ -0,0 +1,216 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * Copyright by The HDF Group. * + * Copyright by the Board of Trustees of the University of Illinois. * + * All rights reserved. * + * * + * This file is part of HDF5. The full HDF5 copyright notice, including * + * terms governing use, modification, and redistribution, is contained in * + * the files COPYING and Copyright.html. COPYING can be found at the root * + * of the source code distribution tree; Copyright.html can be found at the * + * root level of an installed copy of the electronic HDF5 document set and * + * is linked from the top-level documents page. It can also be found at * + * http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have * + * access to either file, you may request a copy from help@hdfgroup.org. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + +package test; + +import static org.junit.Assert.assertTrue; +import static org.junit.Assert.fail; + +import java.io.File; + +import hdf.hdf5lib.H5; +import hdf.hdf5lib.HDF5Constants; +import hdf.hdf5lib.exceptions.HDF5Exception; +import hdf.hdf5lib.exceptions.HDF5LibraryException; + +import org.junit.After; +import org.junit.Before; +import org.junit.Rule; +import org.junit.Test; +import org.junit.rules.TestName; + +public class TestH5Dplist { + @Rule public TestName testname = new TestName(); + private static final String H5_FILE = "test.h5"; + private static final int DIM_X = 4; + private static final int DIM_Y = 7; + private static final int EDIM_X = 6; + private static final int EDIM_Y = 10; + private static final int CHUNK_X = 4; + private static final int CHUNK_Y = 4; + private static final int NDIMS = 2; + private static final int FILLVAL = 99; + private static final int RANK = 2; + long H5fid = -1; + long H5dsid = -1; + long H5did = -1; + long H5dcpl_id = -1; + long[] H5dims = { DIM_X, DIM_Y }; + long[] H5extdims = { EDIM_X, EDIM_Y }; + long[] H5chunk_dims = { CHUNK_X, CHUNK_Y }; + long[] H5maxdims = { HDF5Constants.H5S_UNLIMITED, HDF5Constants.H5S_UNLIMITED }; + + private final void _deleteFile(String filename) { + File file = new File(filename); + + if (file.exists()) { + try {file.delete();} catch (SecurityException e) {} + } + } + + private final void _createPDataset(long fid, long dsid, String name, long dcpl_val) { + try { + H5dcpl_id = H5.H5Pcreate(dcpl_val); + } + catch (Exception err) { + err.printStackTrace(); + fail("H5.H5Pcreate: " + err); + } + assertTrue("TestH5Dplist._createPDataset: ", H5dcpl_id > 0); + + // Set the chunk size. + try { + H5.H5Pset_chunk(H5dcpl_id, NDIMS, H5chunk_dims); + } + catch (Exception e) { + e.printStackTrace(); + } + + // Set the fill value for the dataset + try { + int[] fill_value = { FILLVAL }; + H5.H5Pset_fill_value(H5dcpl_id, HDF5Constants.H5T_NATIVE_INT, fill_value); + } + catch (Exception e) { + e.printStackTrace(); + } + + // Set the allocation time to "early". This way we can be sure + // that reading from the dataset immediately after creation will + // return the fill value. + try { + H5.H5Pset_alloc_time(H5dcpl_id, HDF5Constants.H5D_ALLOC_TIME_EARLY); + } + catch (Exception e) { + e.printStackTrace(); + } + + _createDataset(H5fid, H5dsid, "dset", H5dcpl_id, HDF5Constants.H5P_DEFAULT); + } + + private final void _createDataset(long fid, long dsid, String name, long dcpl, long dapl) { + try { + H5did = H5.H5Dcreate(fid, name, + HDF5Constants.H5T_STD_I32BE, dsid, + HDF5Constants.H5P_DEFAULT, dcpl, dapl); + } + catch (Throwable err) { + err.printStackTrace(); + fail("H5.H5Dcreate: " + err); + } + assertTrue("TestH5Dplist._createDataset: ",H5did > 0); + } + + @Before + public void createH5file() throws NullPointerException, HDF5Exception { + assertTrue("H5 open ids is 0",H5.getOpenIDCount()==0); + System.out.print(testname.getMethodName()); + try { + H5fid = H5.H5Fcreate(H5_FILE, HDF5Constants.H5F_ACC_TRUNC, + HDF5Constants.H5P_DEFAULT, HDF5Constants.H5P_DEFAULT); + H5dsid = H5.H5Screate_simple(RANK, H5dims, H5maxdims); + } + catch (Throwable err) { + err.printStackTrace(); + fail("TestH5Dplist.createH5file: " + err); + } + assertTrue("TestH5Dplist.createH5file: H5.H5Fcreate: ",H5fid > 0); + assertTrue("TestH5Dplist.createH5file: H5.H5Screate_simple: ",H5dsid > 0); + + H5.H5Fflush(H5fid, HDF5Constants.H5F_SCOPE_LOCAL); + } + + @After + public void deleteH5file() throws HDF5LibraryException { + if (H5dcpl_id >= 0) + try {H5.H5Pclose(H5dcpl_id);} catch (Exception ex) {} + if (H5did > 0) + try {H5.H5Dclose(H5did);} catch (Exception ex) {} + if (H5dsid > 0) + try {H5.H5Sclose(H5dsid);} catch (Exception ex) {} + if (H5fid > 0) + try {H5.H5Fclose(H5fid);} catch (Exception ex) {} + + _deleteFile(H5_FILE); + System.out.println(); + } + + @Test + public void testH5Dset_extent() { + int[][] write_dset_data = new int[DIM_X][DIM_Y]; + int[][] read_dset_data = new int[DIM_X][DIM_Y]; + int[][] extend_dset_data = new int[EDIM_X][EDIM_Y]; + + // Initialize the dataset. + for (int indx = 0; indx < DIM_X; indx++) + for (int jndx = 0; jndx < DIM_Y; jndx++) + write_dset_data[indx][jndx] = indx * jndx - jndx; + + _createPDataset(H5fid, H5dsid, "dset", HDF5Constants.H5P_DATASET_CREATE); + + // Read values from the dataset, which has not been written to yet. + try { + H5.H5Dread(H5did, HDF5Constants.H5T_NATIVE_INT, + HDF5Constants.H5S_ALL, HDF5Constants.H5S_ALL, + HDF5Constants.H5P_DEFAULT, read_dset_data); + } + catch (Exception e) { + e.printStackTrace(); + } + assertTrue("testH5Dset_extent - H5.H5Dread: ", read_dset_data[0][0] == 99); + + // Write the data to the dataset. + try { + H5.H5Dwrite(H5did, HDF5Constants.H5T_NATIVE_INT, + HDF5Constants.H5S_ALL, HDF5Constants.H5S_ALL, + HDF5Constants.H5P_DEFAULT, write_dset_data); + } + catch (Exception e) { + e.printStackTrace(); + } + + // Read the data back. + try { + H5.H5Dread(H5did, HDF5Constants.H5T_NATIVE_INT, + HDF5Constants.H5S_ALL, HDF5Constants.H5S_ALL, + HDF5Constants.H5P_DEFAULT, read_dset_data); + } + catch (Exception e) { + e.printStackTrace(); + } + assertTrue("testH5Dset_extent - H5.H5Dread: ", read_dset_data[3][6] == 12); + + // Extend the dataset. + try { + H5.H5Dset_extent(H5did, H5extdims); + } + catch (Exception e) { + e.printStackTrace(); + } + + // Read from the extended dataset. + try { + H5.H5Dread(H5did, HDF5Constants.H5T_NATIVE_INT, + HDF5Constants.H5S_ALL, HDF5Constants.H5S_ALL, + HDF5Constants.H5P_DEFAULT, extend_dset_data); + } + catch (Exception e) { + e.printStackTrace(); + } + assertTrue("testH5Dset_extent - H5.H5Dread: ", extend_dset_data[3][6] == 12); + assertTrue("testH5Dset_extent - H5.H5Dread: ", extend_dset_data[4][8] == 99); + } + +} |