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2088 lines (1864 loc) · 62 KB
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/**
*
*/
package test.object;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.util.List;
import javax.swing.tree.DefaultMutableTreeNode;
import junit.framework.TestCase;
import ncsa.hdf.hdf5lib.H5;
import ncsa.hdf.hdf5lib.HDF5Constants;
import ncsa.hdf.hdf5lib.structs.H5G_info_t;
import ncsa.hdf.hdf5lib.structs.H5L_info_t;
import ncsa.hdf.object.Attribute;
import ncsa.hdf.object.Dataset;
import ncsa.hdf.object.Datatype;
import ncsa.hdf.object.FileFormat;
import ncsa.hdf.object.Group;
import ncsa.hdf.object.HObject;
import ncsa.hdf.object.h5.H5Datatype;
import ncsa.hdf.object.h5.H5File;
import ncsa.hdf.object.h5.H5Group;
import ncsa.hdf.object.h5.H5ScalarDS;
/**
* TestCase for H5File.
* <p>
* This class tests all the public methods in H5ScalarDS class.
* <p>
* The test file contains the following objects.
*
* <pre>
*
*
* /dataset_byte Dataset {50, 10}
* /dataset_comp Dataset {50, 10}
* /dataset_enum Dataset {50, 10}
* /dataset_float Dataset {50, 10}
* /dataset_image Dataset {50, 10}
* /dataset_int Dataset {50, 10}
* /dataset_str Dataset {50, 10}
* /g0 Group
* /g0/dataset_comp Dataset {50, 10}
* /g0/dataset_int Dataset {50, 10}
* /g0/datatype_float Type
* /g0/datatype_int Type
* /g0/datatype_str Type
* /g0/g00 Group
* /g0/g00/dataset_float Dataset {50, 10}
* /g0_attr Group
* </pre>
* <p>
* We use the following template to test all the methods:
* <p>
* What to test:
* <ul>
* <li>Test for boundary conditions
* <ul>
* <li>
* </ul>
* <li>Test for failure
* <ul>
* <li>
* </ul>
* <li>Test for success on general functionality
* <ul>
* <li>
* </ul>
* </ul>
*
* @author Peter Cao, The HDF Group
*/
public class H5FileTest extends TestCase {
private static final H5File H5FILE = new H5File();
private static final int NLOOPS = 10;
private static final int TEST_VALUE_INT = Integer.MAX_VALUE;
private static final float TEST_VALUE_FLOAT = Float.MAX_VALUE;
private static final String TEST_VALUE_STR = "H5ScalarDSTest";
private static final String DNAME = H5TestFile.NAME_DATASET_INT;
private static final String DNAME_SUB = H5TestFile.NAME_DATASET_INT_SUB;
private H5Datatype typeInt = null;
private H5Datatype typeFloat = null;
private H5Datatype typeStr = null;
private H5File testFile = null;
private H5ScalarDS testDataset = null;
/**
* @param arg0
*/
public H5FileTest(final String arg0) {
super(arg0);
}
/*
* (non-Javadoc)
*
* @see junit.framework.TestCase#setUp()
*/
protected void setUp() throws Exception {
super.setUp();
typeInt = new H5Datatype(Datatype.CLASS_INTEGER,
H5TestFile.DATATYPE_SIZE, -1, -1);
typeFloat = new H5Datatype(Datatype.CLASS_FLOAT,
H5TestFile.DATATYPE_SIZE, -1, -1);
typeStr = new H5Datatype(Datatype.CLASS_STRING, H5TestFile.STR_LEN, -1,
-1);
testFile = new H5File(H5TestFile.NAME_FILE_H5, FileFormat.WRITE);
assertNotNull(testFile);
testFile.open();
testDataset = (H5ScalarDS) testFile.get(DNAME);
assertNotNull(testDataset);
}
/*
* (non-Javadoc)
*
* @see junit.framework.TestCase#tearDown()
*/
protected void tearDown() throws Exception {
super.tearDown();
if (testFile != null) {
try {
testFile.close();
}
catch (final Exception ex) {
}
testFile = null;
}
}
/**
* Test method for {@link ncsa.hdf.object.h5.H5File#open()}.
* <p>
* What to test:
* <ul>
* <li>open a file identifier
* <li>check the file content
* <li>close the file
* </ul>
*/
public final void testOpen() {
try {
testFile.close();
}
catch (final Exception ex) {
}
for (int i = 0; i < NLOOPS; i++) {
int nObjs = 0;
int fid = -1;
final H5File file = new H5File(H5TestFile.NAME_FILE_H5, FileFormat.WRITE);
try {
fid = file.open(); // open the full tree
}
catch (final Exception ex) {
fail("file.open() failed. " + ex);
}
assertTrue(fid > 0);
// try to get all object in the file
try {
for (int j = 0; j < H5TestFile.OBJ_NAMES.length; j++) {
assertNotNull(file.get(H5TestFile.OBJ_NAMES[j]));
}
}
catch (final Exception ex) {
fail("file.get() failed. " + ex);
}
try {
nObjs = H5.H5Fget_obj_count(file.getFID(),
HDF5Constants.H5F_OBJ_ALL);
}
catch (final Exception ex) {
fail("H5.H5Fget_obj_count() failed. " + ex);
}
assertTrue(nObjs <= 1); // file id should be the only this left
// open. IS THIS BECAUSE THE ONLY THING WE
// HAVE DONE IS OPEN THE FILE?
try {
file.close();
}
catch (final Exception ex) {
fail("file.close() failed. " + ex);
}
} // for (int i=0; i<NLOOPS; i++)
try {
testFile.open();
}
catch (final Exception ex) {
}
int nObjs = 0;
try {
nObjs = H5.H5Fget_obj_count(testFile.getFID(),
HDF5Constants.H5F_OBJ_ALL);
}
catch (final Exception ex) {
fail("H5.H5Fget_obj_count() failed. " + ex);
}
assertEquals(1, nObjs); // file id should be the only one left open
}
/**
* Test method for
* {@link ncsa.hdf.object.h5.H5File#create(java.lang.String)}.
* <p>
* What to test:
* <ul>
* <li>create a file
* <li>access the file
* <li>close/delete the file
* </ul>
*/
public final void testCreateString() {
final String nameNew = "testH5File.h5";
H5File file = null;
try {
file = (H5File) H5FILE.createFile(nameNew, FileFormat.FILE_CREATE_DELETE);
}
catch (final Exception ex) {
fail("file.create() failed. " + ex);
}
int fid = -1;
try {
fid = file.open();
}
catch (final Exception ex) {
fail("file.open() failed. " + ex);
}
assertTrue(fid > 0);
try {
file.close();
}
catch (final Exception ex) {
}
file.delete();
}
/**
* Test method for {@link ncsa.hdf.object.h5.H5File#getRootNode()}.
* <p>
* What to test:
* <ul>
* <li>get the root node
* <li>check the content of the root node
* </ul>
*/
public final void testGetRootNode() {
final javax.swing.tree.TreeNode root = testFile.getRootNode();
assertNotNull(root);
assertTrue(root.getChildCount() > 0);
int nObjs = 0;
try {
nObjs = H5.H5Fget_obj_count(testFile.getFID(),
HDF5Constants.H5F_OBJ_ALL);
}
catch (final Exception ex) {
fail("H5.H5Fget_obj_count() failed. " + ex);
}
assertEquals(1, nObjs); // file id should be the only one left open
}
/**
* Test method for {@link ncsa.hdf.object.h5.H5File#isReadOnly()}.
*/
public final void testIsReadOnly() {
assertFalse(testFile.isReadOnly());
int nObjs = 0;
try {
nObjs = H5.H5Fget_obj_count(testFile.getFID(),
HDF5Constants.H5F_OBJ_ALL);
}
catch (final Exception ex) {
fail("H5.H5Fget_obj_count() failed. " + ex);
}
assertEquals(1, nObjs); // file id should be the only one left open
}
/**
* Test method for
* {@link ncsa.hdf.object.h5.H5File#createGroup(java.lang.String, ncsa.hdf.object.Group)}
* .
* <p>
* What to test:
* <ul>
* <li>create a file
* <li>create a group
* <li>access the group
* <li>close/delete the file
* </ul>
*/
public final void testCreateGroup() {
final String nameNew = "testH5File.h5";
H5File file = null;
try {
file = (H5File) H5FILE.createFile(nameNew, FileFormat.FILE_CREATE_DELETE);
}
catch (final Exception ex) {
fail("file.create() failed. " + ex);
}
int fid = -1;
try {
fid = file.open();
}
catch (final Exception ex) {
fail("file.open() failed. " + ex);
}
assertTrue(fid > 0);
Group grp = null;
try {
grp = file.createGroup("new group", null);
}
catch (final Exception ex) {
fail("file.createGroup() failed. " + ex);
}
assertNotNull(grp);
int gid = -1;
try {
gid = grp.open();
}
catch (final Exception ex) {
fail("fgrp.open() failed. " + ex);
}
assertTrue(gid > 0);
grp.close(gid);
try {
file.close();
}
catch (final Exception ex) {
}
file.delete();
}
/**
* Test method for
* {@link ncsa.hdf.object.h5.H5File#createGroup(java.lang.String, ncsa.hdf.object.Group, int)}
* .
* <p>
* What to test:
* <ul>
* <li>create a file
* <li>Sets link creation property list identifier
* <li>Sets group creation property list identifier
* <li>Check that group is not created when the order of group property list is incorrect.
* <li>create a group
* <li>create subgroups
* <li>Check the new group and subgroup
* <li>Check name of ith link in group by creation order.
* <li>close/delete the file
* </ul>
*/
public final void testCreateGroupWithGroupplist() {
final String nameNew = "testH5File2.h5";
H5File file = null;
int fid = -1;
int gcpl = -1;
int gid = -1;
int lcpl = -1;
Group grp = null;
Group grp2 = null, grp3 = null;
H5G_info_t ginfo;
try {
file = (H5File) H5FILE.createFile(nameNew, FileFormat.FILE_CREATE_DELETE);
} catch (final Exception ex) {
fail("file.create() failed. " + ex);
}
try {
fid = file.open();
} catch (final Exception ex) {
fail("file.open() failed. " + ex);
}
assertTrue(fid > 0);
try {
lcpl = H5.H5Pcreate(HDF5Constants.H5P_LINK_CREATE); //create lcpl
if (lcpl >= 0)
H5.H5Pset_create_intermediate_group(lcpl, true);
} catch (final Exception ex) {
fail("H5.H5Pcreate() failed. " + ex);
}
try {
gcpl = H5.H5Pcreate(HDF5Constants.H5P_GROUP_CREATE); //create gcpl
if (gcpl >= 0) {
H5.H5Pset_link_creation_order(gcpl,
HDF5Constants.H5P_CRT_ORDER_TRACKED
+ HDF5Constants.H5P_CRT_ORDER_INDEXED);//Set link creation order
}
} catch (final Exception ex) {
fail("H5.H5Pcreate() failed. " + ex);
}
try {
grp = file.createGroup("Group1/Group2/Group3", null, gcpl,lcpl);
} catch (final Exception ex) {
; //Expected -intentional as the order of gplist is invalid.
}
assertNull(grp);
try {
grp = file.createGroup("Group1/Group2/Group3", null, lcpl,gcpl);
} catch (final Exception ex) {
fail("file.createGroup() failed. " + ex);
}
assertNotNull(grp);
try {
gid = grp.open();
} catch (final Exception ex) {
fail("grp.open() failed. " + ex);
}
assertTrue(gid > 0);
try {
grp2 = file.createGroup("G4", grp); // create subgroups in /Group3
grp3 = file.createGroup("G3", grp);
} catch (final Exception ex) {
fail("file.createGroup() failed. " + ex);
}
assertNotNull(grp2);
assertNotNull(grp3);
try {
String name = H5.H5Lget_name_by_idx(gid, ".",
HDF5Constants.H5_INDEX_CRT_ORDER,
HDF5Constants.H5_ITER_INC, 1, HDF5Constants.H5P_DEFAULT); // Get name of 2nd link
assertEquals("G3", name);
} catch (final Exception ex) {
fail("H5.H5Lget_name_by_idx() failed. " + ex);
}
grp.close(gid);
try {
H5.H5Pclose(lcpl);
H5.H5Pclose(gcpl);
} catch (final Exception ex) {
}
try {
file.close();
} catch (final Exception ex) {
}
file.delete();
}
/**
* Test method for
* {@link ncsa.hdf.object.h5.H5File#createGcpl(int, int, int)}
* .
* <p>
* What to test:
* <ul>
* <li>create a file
* <li>set and create gcpl
* <li>Check if gcpl has been created
* <li>create group, using the gcpl created.
* <li>create subgroups
* <li>Check the new group and subgroups
* <li>Check name of ith link in group by creation order.
* <li>close/delete the file
* </ul>
*/
public final void testcreateGcpl() {
final String nameNew = "test8.h5";
H5File file = null;
int fid = -1;
int gcpl = -1;
int gid = -1;
Group grp = null;
Group grp2 = null, grp3 = null;
H5G_info_t ginfo;
try {
file = (H5File) H5FILE.createFile(nameNew, FileFormat.FILE_CREATE_DELETE);
} catch (final Exception ex) {
fail("file.create() failed. " + ex);
}
try {
fid = file.open();
} catch (final Exception ex) {
fail("file.open() failed. " + ex);
}
assertTrue(fid > 0);
try {
gcpl = file.createGcpl(Group.CRT_ORDER_INDEXED, 5, 3);
} catch (final Exception ex) {
fail("file.createGcpl() failed. " + ex);
}
try {
grp = file.createGroup("/Group1", null, HDF5Constants.H5P_DEFAULT,gcpl);
} catch (final Exception ex) {
fail("file.createGroup() failed. " + ex);
}
assertNotNull(grp);
try {
gid = grp.open();
} catch (final Exception ex) {
fail("grp.open() failed. " + ex);
}
assertTrue(gid > 0);
try {
grp2 = file.createGroup("G4", grp); // create subgroups in /Group1
grp3 = file.createGroup("G3", grp);
} catch (final Exception ex) {
fail("file.createGroup() failed. " + ex);
}
assertNotNull(grp2);
assertNotNull(grp3);
try {
String name = H5.H5Lget_name_by_idx(gid, ".",
HDF5Constants.H5_INDEX_CRT_ORDER,
HDF5Constants.H5_ITER_INC, 1, HDF5Constants.H5P_DEFAULT); // Get name of 2nd link
assertEquals("G3", name);
} catch (final Exception ex) {
fail("H5.H5Lget_name_by_idx() failed. " + ex);
}
grp.close(gid);
try {
file.close();
} catch (final Exception ex) {
}
file.delete();
}
/**
* Test method for
* {@link ncsa.hdf.object.h5.H5File#createScalarDS(java.lang.String, ncsa.hdf.object.Group, ncsa.hdf.object.Datatype, long[], long[], long[], int, java.lang.Object)}
* , <br>
* {@link ncsa.hdf.object.h5.H5File#createCompoundDS(java.lang.String, ncsa.hdf.object.Group, long[], java.lang.String[], ncsa.hdf.object.Datatype[], int[], java.lang.Object)}
* , <br>
* {@link ncsa.hdf.object.h5.H5File#createCompoundDS(java.lang.String, ncsa.hdf.object.Group, long[], long[], long[], int, java.lang.String[], ncsa.hdf.object.Datatype[], int[], java.lang.Object)}
* , <br>
* {@link ncsa.hdf.object.h5.H5File#createImage(java.lang.String, ncsa.hdf.object.Group, ncsa.hdf.object.Datatype, long[], long[], long[], int, int, int, java.lang.Object)}
* , <br> {@link ncsa.hdf.object.h5.H5File#createDatatype(int, int, int, int)}, <br>
* {@link ncsa.hdf.object.h5.H5File#createDatatype(int, int, int, int, java.lang.String)}
* , <br>
* {@link ncsa.hdf.object.h5.H5File#createLink(ncsa.hdf.object.Group, java.lang.String, ncsa.hdf.object.HObject)}
* , <br> {@link ncsa.hdf.object.h5.H5File#get(java.lang.String)}, <br>
* {@link ncsa.hdf.object.h5.H5File#getAttribute(int)}, <br>
* {@link ncsa.hdf.object.h5.H5File#writeAttribute(ncsa.hdf.object.HObject, ncsa.hdf.object.Attribute, boolean)}
* .
* <p>
* What to test:
* <ul>
* <li>create a file
* <li>create a different types of objects
* <li>access the objects
* <li>close/delete the new file
* </ul>
*/
public final void testCreateObjects() {
final String nameNew = "testH5File.h5";
H5File file = null;
try {
file = H5TestFile.createTestFile(nameNew);
file.open();
}
catch (final Exception ex) {
fail("H5TestFile.createTestFile() failed. " + ex);
}
assertNotNull(file);
// try to get all object in the file
try {
for (int j = 0; j < H5TestFile.OBJ_NAMES.length; j++) {
assertNotNull(file.get(H5TestFile.OBJ_NAMES[j]));
}
}
catch (final Exception ex) {
fail("file.get() failed. " + ex);
}
int nObjs = 0;
try {
nObjs = H5.H5Fget_obj_count(file.getFID(),
HDF5Constants.H5F_OBJ_ALL);
}
catch (final Exception ex) {
fail("H5.H5Fget_obj_count() failed. " + ex);
}
assertTrue(nObjs <= 1); // file id should be the only this left open
try {
file.close();
}
catch (final Exception ex) {
fail("file.close() failed. " + ex);
}
file.delete();
}
/**
* Test method for
* {@link ncsa.hdf.object.h5.H5File#isThisType(java.lang.String)}.
* <p>
* What to test:
* <ul>
* <li>Check an HDF5 file
* <li>Check a non HDF5 file
* </ul>
*/
public final void testIsThisTypeString() {
assertTrue(H5FILE.isThisType(H5TestFile.NAME_FILE_H5));
assertFalse(H5FILE.isThisType("No such file"));
int nObjs = 0;
try {
nObjs = H5.H5Fget_obj_count(testFile.getFID(),
HDF5Constants.H5F_OBJ_ALL);
}
catch (final Exception ex) {
fail("H5.H5Fget_obj_count() failed. " + ex);
}
assertEquals(1, nObjs); // file id should be the only one left open
}
/**
* Test method for
* {@link ncsa.hdf.object.h5.H5File#isThisType(ncsa.hdf.object.FileFormat)}.
* <p>
* What to test:
* <ul>
* <li>Check an HDF5 file
* <li>Check a non HDF5 file
* </ul>
*/
public final void testIsThisTypeFileFormat() {
assertTrue(H5FILE.isThisType(testFile));
int nObjs = 0;
try {
nObjs = H5.H5Fget_obj_count(testFile.getFID(),
HDF5Constants.H5F_OBJ_ALL);
}
catch (final Exception ex) {
fail("H5.H5Fget_obj_count() failed. " + ex);
}
assertEquals(1, nObjs); // file id should be the only one left open
}
/**
* Test method for
* {@link ncsa.hdf.object.h5.H5File#copy(ncsa.hdf.object.HObject, ncsa.hdf.object.Group)}
* .
* <p>
* What to test:
* <ul>
* <li>create a new file
* <li>copy all the objects (datasts, groups and datatypes) from test file
* to the new file
* <li>check the content of the new file
* <li>close/delete the new file
* </ul>
*/
public final void testCopyHObjectGroup() {
Group root = null;
HObject srcObj = null, dstObj = null;
final String nameNewFile = "testH5File.h5";
String dstName = null;
H5File file = null;
try {
root = (Group) testFile.get("/");
}
catch (final Exception ex) {
fail("file.get() failed. " + ex);
}
assertNotNull(root);
final List members = root.getMemberList();
final int n = members.size();
assertTrue(n > 0);
try {
file = (H5File) H5FILE.createFile(nameNewFile, FileFormat.FILE_CREATE_DELETE);
file.open();
}
catch (final Exception ex) {
fail("file.create() failed. " + ex);
}
assertNotNull(file);
try {
root = (Group) file.get("/");
}
catch (final Exception ex) {
fail("file.get() failed. " + ex);
}
assertNotNull(root);
// copy all the objects to the new file
for (int i = 0; i < n; i++) {
dstName = null;
dstObj = null;
srcObj = (HObject) members.get(i);
try {
dstObj = (HObject) ((DefaultMutableTreeNode) testFile.copy(
srcObj, root)).getUserObject();
}
catch (final Exception ex) {
// image palette probably is copied already
if (H5TestFile.NAME_DATASET_IMAGE_PALETTE.equals(srcObj
.getFullName())) {
continue;
}
fail("file.copy() failed on " + srcObj.getFullName() + ". "
+ ex);
}
assertNotNull(dstObj);
dstName = dstObj.getFullName();
// re-open the file to make sure the object is writen to file
try {
file.close();
file.open();
}
catch (final Exception ex) {
fail("file.close() failed. " + ex);
}
try {
dstObj = file.get(dstName);
}
catch (final Exception ex) {
fail("file.get() failed on " + dstObj.getFullName() + ". " + ex);
}
assertNotNull(dstObj);
}
try {
file.close();
}
catch (final Exception ex) {
fail("file.close() failed. " + ex);
}
file.delete();
}
/**
* Test method for
* {@link ncsa.hdf.object.h5.H5File#delete(ncsa.hdf.object.HObject)}.
* <p>
* What to test:
* <ul>
* <li>create a new file with all types of objects (datasts, groups and
* datatypes)
* <li>check the content of the new file
* <li>delete all objects
* <li>close/re-open the file to check the content of the file
* <li>close/delete the new file
* </ul>
*/
public final void testDeleteHObject() {
Group root = null;
HObject obj = null;
final String nameNewFile = "testH5File.h5";
H5File file = null;
try {
file = H5TestFile.createTestFile(nameNewFile);
file.open();
}
catch (final Exception ex) {
fail("H5TestFile.createTestFile() failed. " + ex);
}
assertNotNull(file);
try {
root = (Group) file.get("/");
}
catch (final Exception ex) {
fail("file.get() failed. " + ex);
}
assertNotNull(root);
final List members = root.getMemberList();
final int n = members.size();
assertTrue(n > 0);
final Object[] objs = members.toArray();
for (int i = 0; i < n; i++) {
obj = (HObject) objs[i];
try {
file.delete(obj);
}
catch (final Exception ex) {
fail("file.copy() failed on " + obj.getFullName() + ". " + ex);
}
// re-open the file to make sure the object is writen to file
try {
file.close();
file.open();
}
catch (final Exception ex) {
fail("file.close() failed. " + ex);
}
try {
obj = file.get(obj.getFullName());
}
catch (final Exception ex) {
fail("file.get(getFullName) failed. " + ex);
}
assertNull(obj);
}
try {
file.close();
}
catch (final Exception ex) {
fail("file.close() failed. " + ex);
}
file.delete();
}
/**
* Test method for {@link ncsa.hdf.object.h5.H5File#get(java.lang.String)}.
* <p>
* What to test:
* <ul>
* <li>ceate a test file
* <li>do not call file.open() (without the full tree in memory)
* <li>get all types of objects (datasts, groups and datatypes)
* <li>get object that does not exitst in file
* <li>close and delete the test file
* </ul>
*/
public final void testGet() {
int nObjs = 0; // number of object left open
HObject obj = null;
final String nameNewFile = "testH5File.h5";
H5File file = null;
try {
H5TestFile.createTestFile(nameNewFile);
}
catch (final Exception ex) {
fail("H5TestFile.createTestFile() failed. " + ex);
}
file = new H5File(nameNewFile);
// get object that does not exist in file
try {
obj = file.get("/_INVALID_OBJECT_PATH_SHOULD_RETURN_NULL_");
}
catch (final Exception ex) {
fail("file.get() failed on invalid path. " + ex);
}
assertNull(obj);
// get all object in file
for (int i = 0; i < H5TestFile.OBJ_NAMES.length; i++) {
try {
obj = file.get(H5TestFile.OBJ_NAMES[i]);
}
catch (final Exception ex) {
fail("file.get(\"" + H5TestFile.OBJ_NAMES[i] + "\" failed. "
+ ex);
}
assertNotNull(obj);
}
try {
nObjs = H5.H5Fget_obj_count(file.getFID(),
HDF5Constants.H5F_OBJ_ALL);
}
catch (final Exception ex) {
fail("H5.H5Fget_obj_count() failed. " + ex);
}
assertEquals(1, nObjs); // file id should be the only one left open
try {
file.close();
}
catch (final Exception ex) {
fail("file.close() failed. " + ex);
}
file.delete();
}
/**
* Test method for {@link ncsa.hdf.object.h5.H5File#get(java.lang.String)}.
* <p>
* What to test:
* <ul>
* <li>ceate a test file
* <li>call file.open() (with the full tree in memory)
* <li>get all types of objects (datasts, groups and datatypes)
* <li>get object that does not exitst in file
* <li>close and delete the test file
* </ul>
*/
public final void testGetFromOpen() {
int nObjs = 0; // number of object left open
HObject obj = null;
final String nameNewFile = "testH5File.h5";
H5File file = null;
try {
H5TestFile.createTestFile(nameNewFile);
}
catch (final Exception ex) {
fail("H5TestFile.createTestFile() failed. " + ex);
}
file = new H5File(nameNewFile);
try {
file.open();
}
catch (final Exception ex) {
fail("file.open failed. " + ex);
}
// get object that does not exist in file
try {
obj = file.get("/_INVALID_OBJECT_PATH_SHOULD_RETURN_NULL_");
}
catch (final Exception ex) {
fail("file.get() failed on invalid path. " + ex);
}
assertNull(obj);
// get all object in file
for (int i = 0; i < H5TestFile.OBJ_NAMES.length; i++) {
try {
obj = file.get(H5TestFile.OBJ_NAMES[i]);
}
catch (final Exception ex) {
fail("file.get(\"" + H5TestFile.OBJ_NAMES[i] + "\" failed. "
+ ex);
}
assertNotNull(obj);
}
try {
nObjs = H5.H5Fget_obj_count(file.getFID(),
HDF5Constants.H5F_OBJ_ALL);
}
catch (final Exception ex) {
fail("H5.H5Fget_obj_count() failed. " + ex);
}
assertEquals(1, nObjs); // file id should be the only one left open
try {
file.close();
}
catch (final Exception ex) {
fail("file.close() failed. " + ex);
}
file.delete();
}