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!****h* root/fortran/test/tH5G.f90
!
! NAME
! tH5G.f90
!
! FUNCTION
! Basic testing of Fortran H5G APIs.
!
! COPYRIGHT
! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
! Copyright by The HDF Group. *
! 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 COPYING file, which can be found at the root of the source code *
! distribution tree, or in https://www.hdfgroup.org/licenses. *
! If you do not have access to either file, you may request a copy from *
! help@hdfgroup.org. *
! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
!
! CONTAINS SUBROUTINES
! group_test
!
!*****
MODULE TH5G
CONTAINS
SUBROUTINE group_test(cleanup, total_error)
! This subroutine tests following functionalities:
! h5gcreate_f, h5gopen_f, h5gclose_f, (?)h5gget_obj_info_idx_f, h5gn_members_f
! h5glink(2)_f, h5gunlink_f, h5gmove(2)_f, h5gget_linkval_f, h5gset_comment_f,
! h5gget_comment_f
USE HDF5 ! This module contains all necessary modules
USE TH5_MISC
IMPLICIT NONE
LOGICAL, INTENT(IN) :: cleanup
INTEGER, INTENT(INOUT) :: total_error
CHARACTER(LEN=5), PARAMETER :: filename = "gtest" !File name
CHARACTER(LEN=80) :: fix_filename
CHARACTER(LEN=33), PARAMETER :: comment = "Testing the group functionalities"
! comment for this file
CHARACTER(LEN=7), PARAMETER :: groupname1 = "MyGroup" ! Group name
CHARACTER(LEN=16), PARAMETER :: groupname2 = "/MyGroup/Group_A"
CHARACTER(LEN=9), PARAMETER :: linkname1 = "hardlink1"
CHARACTER(LEN=9), PARAMETER :: linkname2 = "hardlink2"
CHARACTER(LEN=9), PARAMETER :: linkname3 = "softlink1"
CHARACTER(LEN=9), PARAMETER :: linkname4 = "softlink2"
CHARACTER(LEN=12), PARAMETER :: linkname5 = "newsoftlink2"
CHARACTER(LEN=13), PARAMETER :: dsetname1 = "MyGroup/dset1" ! Dataset name
CHARACTER(LEN=5), PARAMETER :: dsetname2 = "dset2" ! dataset name
INTEGER(HID_T) :: file_id ! File identifier
INTEGER(HID_T) :: group1_id ! Group identifier
INTEGER(HID_T) :: group2_id ! Group identifier
INTEGER(HID_T) :: dset1_id ! Dataset identifier
INTEGER(HID_T) :: dset2_id ! Dataset identifier
INTEGER(HID_T) :: dsetnew_id ! Dataset identifier
INTEGER(HID_T) :: dspace_id ! Data space identifier
INTEGER, DIMENSION(1) :: dset1_data = 34 ! Data value
INTEGER, DIMENSION(1) :: dset2_data = 98 ! Data value
INTEGER(HSIZE_T), DIMENSION(1) :: dims = 1 ! Datasets dimensions
INTEGER :: rank = 1 ! Datasets rank
INTEGER :: error ! Error flag
INTEGER(SIZE_T) :: namesize = 100 !size for symbolic object
CHARACTER(LEN=100) :: name !name to put symbolic object
CHARACTER(LEN=100) :: commentout !comment to the file
INTEGER :: nmembers
INTEGER(HSIZE_T), DIMENSION(2) :: data_dims
!
! Create the file.
!
CALL h5_fixname_f(filename, fix_filename, H5P_DEFAULT_F, error)
if (error .ne. 0) then
write(*,*) "Cannot modify filename"
stop
endif
CALL h5fcreate_f(fix_filename, H5F_ACC_TRUNC_F, file_id, error)
CALL check("h5fcreate_f",error,total_error)
!
! Create a group named "/MyGroup" in the file.
!
CALL h5gcreate_f(file_id, groupname1, group1_id, error)
CALL check("h5gcreate_f",error,total_error)
!
! Create a group named "/MyGroup/Group_A" in the file.
!
CALL h5gcreate_f(file_id, groupname2, group2_id, error)
CALL check("h5gcreate_f",error,total_error)
!
!Create data space for the dataset.
!
CALL h5screate_simple_f(rank, dims, dspace_id, error)
CALL check("h5screate_simple_f",error,total_error)
!
! create dataset in the file.
!
CALL h5dcreate_f(file_id, dsetname1, H5T_NATIVE_INTEGER, dspace_id, &
dset1_id, error)
CALL check("h5dcreate_f",error,total_error)
!
! Write data_in to dataset1
!
data_dims(1) = 1
CALL h5dwrite_f(dset1_id, H5T_NATIVE_INTEGER, dset1_data, data_dims, error)
CALL check("h5dwrite_f",error,total_error)
!
! create dataset2 in the Group_A.
!
CALL h5dcreate_f(group2_id, dsetname2, H5T_NATIVE_INTEGER, dspace_id, &
dset2_id, error)
CALL check("h5dcreate_f",error,total_error)
!
! Write data_in to dataset2
!
CALL h5dwrite_f(dset2_id, H5T_NATIVE_INTEGER, dset2_data, data_dims, error)
CALL check("h5dwrite_f",error,total_error)
!
!Create a hard link to the group1
!
CALL h5glink_f(file_id, H5G_LINK_HARD_F, groupname1, linkname1, error)
CALL check("h5glink_f",error,total_error)
!
!Create a hard link to the group2
!
CALL h5glink2_f(file_id, groupname2, H5G_LINK_HARD_F, file_id, linkname2, error)
CALL check("h5glink2_f",error,total_error)
!
!Create a soft link to dataset11
!
CALL h5glink_f(file_id, H5G_LINK_SOFT_F, dsetname1, linkname3, error)
CALL check("h5glink_f",error,total_error)
!
!Create a soft link to dataset2
!
CALL h5glink_f(file_id, H5G_LINK_SOFT_F, dsetname2, linkname4, error)
CALL check("h5glink_f",error,total_error)
!
!close group1
!
CALL h5gclose_f(group1_id, error)
CALL check("h5gclose_f", error, total_error)
!
!reopen group1
!
CALL h5gopen_f(file_id, groupname1, group1_id, error)
CALL check("h5gopen_f", error, total_error)
!
!get obj info of group1
!
! CALL h5gget_obj_info_idx_f(file_id, linkname1, 2, name, obj_type, error)
! CALL check("h5gget_obj_info_idx_f", error, total_error)
! XXX: Fix problems with H5G_LINK_F! - QAK
! if (obj_type .ne. H5G_LINK_F) then
! write(*,*) "got object ", name, " type error ", obj_type
! total_error = total_error +1
! end if
!
!Get number of members in the group
!
CALL h5gn_members_f(file_id, groupname1, nmembers, error)
CALL check("h5gn_members_f",error,total_error)
if (nmembers .ne. 2) then
write(*,*) "got nmembers ", nmembers, " is wrong"
total_error = total_error +1
end if
!
!Get the name of a symbolic name
!
CALL h5gget_linkval_f(file_id, linkname3, namesize, name, error)
CALL check("h5gget_linkval_f",error,total_error)
if ( name(1:13) .ne. dsetname1) then
write(*,*) "got symbolic name ", name, " is wrong"
total_error = total_error +1
end if
!
!move softlink2 to newsoftlink2
!
CALL h5gmove_f(file_id, linkname4, linkname5, error)
CALL check("h5gmove_f",error,total_error)
!
!Get the name of the moved symbolic name
!
CALL h5gget_linkval_f(file_id, linkname5, namesize, name, error)
CALL check("h5gget_linkval_f",error,total_error)
if ( name(1:5) .ne. dsetname2) then
write(*,*) "got symbolic name ", name, " is wrong"
total_error = total_error +1
end if
!
!Unlink the moved symbolic link
!
CALL h5gunlink_f(file_id, linkname5, error)
CALL check("h5gunlink_f", error, total_error)
!
!set the comment of dataset1 to comment
!
CALL h5gset_comment_f(file_id, dsetname1, comment, error)
CALL check("h5gset_comment_f", error, total_error)
!
!get the comment of dataset1
!
CALL h5gget_comment_f(file_id, dsetname1,namesize, commentout, error)
CALL check("h5gget_comment_f", error, total_error)
if ( commentout(1:33) .ne. comment) then
write(*,*) "got comment ", commentout, " is wrong"
total_error = total_error +1
end if
!
! Move dataset1 to gourp2_id location
!
CALL h5dclose_f(dset1_id, error)
CALL check("h5dclose_f", error, total_error)
CALL h5gmove2_f(file_id, dsetname1, group2_id, "dset1", error)
CALL check("h5gmove2_f", error, total_error)
!
! Open dataset from the new location
!
Call h5dopen_f(file_id, "/MyGroup/Group_A/dset1" , dsetnew_id, error)
CALL check("h5dopen_f",error, total_error)
!
!release all the resources
!
CALL h5fclose_f(file_id, error)
CALL check("h5fclose_f", error, total_error)
CALL h5gclose_f(group1_id, error)
CALL check("h5gclose_f", error, total_error)
CALL h5gclose_f(group2_id, error)
CALL check("h5gclose_f", error, total_error)
CALL h5dclose_f(dset2_id, error)
CALL check("h5dclose_f", error, total_error)
CALL h5dclose_f(dsetnew_id, error)
CALL check("h5dclose_f", error, total_error)
CALL h5sclose_f(dspace_id, error)
CALL check("h5sclose_f", error, total_error)
if(cleanup) CALL h5_cleanup_f(filename, H5P_DEFAULT_F, error)
CALL check("h5_cleanup_f", error, total_error)
END SUBROUTINE group_test
END MODULE TH5G
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