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package test.hdf5lib;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.io.File;
import ncsa.hdf.hdf5lib.H5;
import ncsa.hdf.hdf5lib.HDF5Constants;
import ncsa.hdf.hdf5lib.exceptions.HDF5Exception;
import ncsa.hdf.hdf5lib.exceptions.HDF5LibraryException;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
public class TestH5R {
private static final String H5_FILE = "testH5R.h5";
private static final int DIM_X = 4;
private static final int DIM_Y = 6;
int H5fid = -1;
int H5dsid = -1;
int H5did = -1;
int H5gid = -1;
int H5did2 = -1;
long[] H5dims = { DIM_X, DIM_Y };
private final void _deleteFile(String filename) {
File file = null;
try {
file = new File(filename);
}
catch (Throwable err) {}
if (file.exists()) {
try {file.delete();} catch (SecurityException e) {}
}
}
private final int _createDataset(int fid, int dsid, String name, int dapl) {
int did = -1;
try {
did = H5.H5Dcreate(fid, name,
HDF5Constants.H5T_STD_I32BE, dsid,
HDF5Constants.H5P_DEFAULT, HDF5Constants.H5P_DEFAULT, dapl);
}
catch (Throwable err) {
err.printStackTrace();
fail("H5.H5Dcreate: " + err);
}
assertTrue("TestH5R._createDataset: ",did > 0);
return did;
}
private final int _createGroup(int fid, String name) {
int gid = -1;
try {
gid = H5.H5Gcreate(fid, name, HDF5Constants.H5P_DEFAULT,
HDF5Constants.H5P_DEFAULT, HDF5Constants.H5P_DEFAULT);
}
catch (Throwable err) {
err.printStackTrace();
fail("H5.H5Gcreate: " + err);
}
assertTrue("TestH5R._createGroup: ",gid > 0);
return gid;
}
@Before
public void createH5file()
throws NullPointerException, HDF5Exception {
assertTrue("H5 open ids is 0",H5.getOpenIDCount()==0);
try {
H5fid = H5.H5Fcreate(H5_FILE, HDF5Constants.H5F_ACC_TRUNC,
HDF5Constants.H5P_DEFAULT, HDF5Constants.H5P_DEFAULT);
H5dsid = H5.H5Screate_simple(2, H5dims, null);
H5gid = _createGroup(H5fid, "Group1");
H5did2 = _createDataset(H5gid, H5dsid, "dset2", HDF5Constants.H5P_DEFAULT);
H5did = _createDataset(H5fid, H5dsid, "dset", HDF5Constants.H5P_DEFAULT);
}
catch (Throwable err) {
err.printStackTrace();
fail("TestH5D.createH5file: " + err);
}
assertTrue("TestH5D.createH5file: H5.H5Fcreate: ",H5fid > 0);
assertTrue("TestH5D.createH5file: H5.H5Screate_simple: ",H5dsid > 0);
assertTrue("TestH5D.createH5file: _createDataset: ",H5did > 0);
H5.H5Fflush(H5fid, HDF5Constants.H5F_SCOPE_LOCAL);
}
@After
public void deleteH5file() throws HDF5LibraryException {
if (H5dsid > 0)
try {H5.H5Sclose(H5dsid);} catch (Exception ex) {}
if (H5did > 0)
try {H5.H5Dclose(H5did);} catch (Exception ex) {}
if (H5fid > 0)
try {H5.H5Fclose(H5fid);} catch (Exception ex) {}
if (H5gid > 0)
try {H5.H5Gclose(H5gid);} catch (Exception ex) {}
if (H5did2 > 0)
try {H5.H5Dclose(H5did2);} catch (Exception ex) {}
_deleteFile(H5_FILE);
}
@Test
public void testH5Rget_name() {
int loc_id=H5fid;
int ref_type=HDF5Constants.H5R_OBJECT;
long ret_val=-1;
byte[] ref=null;
String[] name= {""};
String objName = "/dset";
try {
ref = H5.H5Rcreate(H5fid, objName, ref_type, -1);
}
catch (Throwable err) {
err.printStackTrace();
fail("H5.H5Rget_name:H5Rcreate " + err);
}
try {
ret_val = H5.H5Rget_name(loc_id, ref_type, ref, name, 16);
}
catch (Throwable err) {
err.printStackTrace();
fail("H5.H5Rget_name: " + err);
}
assertTrue("testH5Rget_name: H5Rget_name", ret_val>0);
assertTrue("The name of the object: ", objName.equals(name[0]));
}
@Test
public void testH5Rget_obj_type2() {
int ref_type=HDF5Constants.H5R_OBJECT;
byte[] ref=null;
String objName = "/dset";
int obj_type = -1;;
int[] otype = { 1 };
try {
ref = H5.H5Rcreate(H5fid, objName, ref_type, -1);
}
catch(Throwable err) {
err.printStackTrace();
}
try {
obj_type = H5.H5Rget_obj_type(H5fid, HDF5Constants.H5R_OBJECT, ref, otype);
}
catch (Throwable err) {
err.printStackTrace();
fail("H5.H5Rget_obj_type2: " + err);
}
assertEquals(obj_type, HDF5Constants.H5O_TYPE_DATASET);
}
@Test
public void testH5Rcreate_refobj() {
byte[] ref = null;
try {
ref = H5.H5Rcreate(H5fid, "/dset", HDF5Constants.H5R_OBJECT, -1);
}
catch (Throwable err) {
err.printStackTrace();
fail("H5.H5Rcreate: " + err);
}
assertNotNull(ref);
}
@Test
public void testH5Rcreate_regionrefobj() {
byte[] ref = null;
try {
ref = H5.H5Rcreate(H5fid, "/dset", HDF5Constants.H5R_DATASET_REGION, H5dsid);
}
catch (Throwable err) {
err.printStackTrace();
fail("H5.H5Rcreate: " + err);
}
assertNotNull(ref);
}
@Test
public void testH5Rdereference() {
byte[] ref1 = null;
byte[] ref2 = null;
int dataset_id = -1;
int group_id = -1;
try {
//Create reference on dataset
ref1 = H5.H5Rcreate(H5fid, "/dset", HDF5Constants.H5R_DATASET_REGION, H5dsid);
dataset_id= H5.H5Rdereference(H5fid, HDF5Constants.H5R_DATASET_REGION, ref1);
//Create reference on group
ref2 = H5.H5Rcreate(H5gid, "/Group1", HDF5Constants.H5R_OBJECT, -1);
group_id= H5.H5Rdereference(H5gid, HDF5Constants.H5R_OBJECT, ref2);
assertNotNull(ref1);
assertNotNull(ref2);
assertTrue(dataset_id>=0);
assertTrue(group_id>=0);
}
catch (Throwable err) {
err.printStackTrace();
fail("TestH5Rdereference " + err);
}
finally {
try {H5.H5Dclose(dataset_id);} catch (Exception ex) {}
try {H5.H5Gclose(group_id);} catch (Exception ex) {}
}
}
@Test
public void testH5Rget_region() {
byte[] ref = null;
int dsid = -1;
try {
ref = H5.H5Rcreate(H5fid, "/dset", HDF5Constants.H5R_DATASET_REGION, H5dsid);
dsid = H5.H5Rget_region(H5fid, HDF5Constants.H5R_DATASET_REGION, ref);
assertNotNull(ref);
assertTrue(dsid>=0);
}
catch (Throwable err) {
err.printStackTrace();
fail("TestH5Rget_region: " + err);
}
finally {
try {H5.H5Sclose(dsid);} catch (Exception ex) {}
}
}
@Test(expected = IllegalArgumentException.class)
public void testH5Rget_name_Invalidreftype() throws Throwable {
byte[] ref = null;
String[] name= {""};
ref = H5.H5Rcreate(H5fid, "/dset", HDF5Constants.H5R_OBJECT, -1);
H5.H5Rget_name(H5fid, HDF5Constants.H5R_DATASET_REGION, ref, name, 16);
}
@Test(expected = NullPointerException.class)
public void testH5Rget_name_NULLreference() throws Throwable {
byte[] ref = null;
String[] name= {""};
H5.H5Rget_name(H5fid, HDF5Constants.H5R_OBJECT, ref, name, 16);
}
@Test(expected = HDF5LibraryException.class)
public void testH5Rget_obj_type2_Invalidreftype() throws Throwable {
byte[] ref = null;
int[] otype = { 1 };
ref = H5.H5Rcreate(H5fid, "/dset", HDF5Constants.H5R_OBJECT, -1);
H5.H5Rget_obj_type(H5fid, HDF5Constants.H5R_DATASET_REGION, ref, otype);
}
@Test(expected = HDF5LibraryException.class)
public void testH5Rcreate_InvalidObjectName() throws Throwable {
H5.H5Rcreate(H5fid, "/GROUPS", HDF5Constants.H5R_OBJECT, -1);
}
@Test(expected = HDF5LibraryException.class)
public void testH5Rcreate_Invalidspace_id() throws Throwable {
H5.H5Rcreate(H5fid, "/dset", HDF5Constants.H5R_DATASET_REGION, -1);
}
@Test(expected = IllegalArgumentException.class)
public void testH5Rcreate_Invalidreftype() throws Throwable {
H5.H5Rcreate(H5fid, "/dset", HDF5Constants.H5R_BADTYPE, -1);
}
@Test(expected = IllegalArgumentException.class)
public void testH5Rgetregion_Invalidreftype() throws Throwable {
byte[] ref = null;
ref = H5.H5Rcreate(H5fid, "/dset", HDF5Constants.H5R_OBJECT, H5dsid);
H5.H5Rget_region(H5fid, HDF5Constants.H5R_DATASET_REGION, ref);
}
@Test(expected = IllegalArgumentException.class)
public void testH5Rgetregion_Badreferencetype() throws Throwable {
byte[] ref = null;
ref = H5.H5Rcreate(H5fid, "/dset", HDF5Constants.H5R_OBJECT, H5dsid);
H5.H5Rget_region(H5fid, HDF5Constants.H5R_OBJECT, ref);
}
@Test(expected = NullPointerException.class)
public void testH5Rgetregion_Nullreference() throws Throwable {
byte[] ref = null;
H5.H5Rget_region(H5fid, HDF5Constants.H5R_DATASET_REGION, ref);
}
@Test(expected = NullPointerException.class)
public void testH5Rdereference_Nullreference() throws Throwable {
byte[] ref = null;
H5.H5Rdereference(H5did2, HDF5Constants.H5R_OBJECT, ref);
}
@Test(expected = IllegalArgumentException.class)
public void testH5Rdereference_Invalidreference() throws Throwable {
byte[] ref1 = null;
byte[] ref2 = null;
ref1 = H5.H5Rcreate(H5fid, "/dset", HDF5Constants.H5R_DATASET_REGION, H5dsid);
ref2 = H5.H5Rcreate(H5gid, "/Group1", HDF5Constants.H5R_OBJECT, -1);
H5.H5Rdereference(H5gid, HDF5Constants.H5R_OBJECT, ref1);
}
}
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