diff options
Diffstat (limited to 'fortran/test/tH5D.f90')
| -rw-r--r-- | fortran/test/tH5D.f90 | 120 |
1 files changed, 119 insertions, 1 deletions
diff --git a/fortran/test/tH5D.f90 b/fortran/test/tH5D.f90 index b5febb3..c9ba952 100644 --- a/fortran/test/tH5D.f90 +++ b/fortran/test/tH5D.f90 @@ -343,7 +343,7 @@ CONTAINS !Modify dataset creation properties, i.e. enable chunking ! CALL h5pcreate_f(H5P_DATASET_CREATE_F, crp_list, error) - CALL check("h5pcreat_f",error,total_error) + CALL check("h5pcreate_f",error,total_error) CALL h5pset_chunk_f(crp_list, RANK, dims1, error) CALL check("h5pset_chunk_f",error,total_error) @@ -508,5 +508,123 @@ CONTAINS RETURN END SUBROUTINE extenddsettest + +! +! The following subroutine tests h5dget_offset_f functionality +! + + SUBROUTINE test_userblock_offset(cleanup, total_error) + + USE ISO_C_BINDING + + IMPLICIT NONE + LOGICAL, INTENT(IN) :: cleanup + INTEGER, INTENT(OUT) :: total_error + ! + !the dataset is stored in file "offset.h5" + ! + INTEGER, PARAMETER :: dset_dim1=2, dset_dim2=10 + CHARACTER(LEN=6), PARAMETER :: filename = "offset" + CHARACTER(LEN=80) :: fix_filename + + INTEGER(hid_t) :: file, fcpl, dataset, space + INTEGER :: i, j, n, ios + INTEGER(hsize_t), DIMENSION(1:2) :: dims + INTEGER :: f + INTEGER(haddr_t) :: offset + INTEGER, DIMENSION(1:dset_dim1,1:dset_dim2), TARGET :: rdata, data_in + INTEGER :: error + TYPE(C_PTR) :: f_ptr + ! + !Create a new file using default properties. + ! + CALL h5_fixname_f(filename, fix_filename, H5P_DEFAULT_F, error) + IF (error .NE. 0) THEN + WRITE(*,*) "Cannot modify filename" + STOP + ENDIF + + CALL h5pcreate_f(H5P_FILE_CREATE_F, fcpl, error) + CALL check("h5pcreate_f",error,total_error) + + ! Initialize the dataset + n = 0 + DO i = 1, dset_dim1 + DO j = 1, dset_dim2 + n = n + 1 + data_in(i,j) = n + END DO + END DO + CALL h5fcreate_f(fix_filename, H5F_ACC_TRUNC_F, file, error, fcpl) + CALL check("h5fcreate_f",error,total_error) + + ! Create the data space + dims(1:2) = (/dset_dim1,dset_dim2/) + + CALL h5screate_simple_f(2, dims, space, error) + CALL check("h5screate_simple_f",error,total_error) + + ! Create the dataset + CALL h5dcreate_f(file, "dset1", H5T_NATIVE_INTEGER, space, dataset, error) + CALL check("h5dcreate_f", error, total_error) + + ! Test dataset address. Should be undefined. + CALL h5dget_offset_f(dataset, offset, error) + CALL VERIFY("h5dget_offset_f",offset, HADDR_UNDEF_F, total_error) + + ! Write the data to the dataset + f_ptr = C_LOC(data_in(1,1)) + CALL h5dwrite_f(dataset, H5T_NATIVE_INTEGER, f_ptr, error) + CALL check("h5dwrite_f", error, total_error) + + ! Test dataset address in file. Open the same file as a C file, seek + ! the data position as H5Dget_offset points to, read the dataset, and + ! compare it with the data written in. + CALL h5dget_offset_f(dataset, offset, error) + CALL check("h5dget_offset_f", error, total_error) + IF(offset.EQ.HADDR_UNDEF_F)THEN + total_error = total_error + 1 + ENDIF + + CALL h5dclose_f(dataset, error) + CALL check("h5dclose_f", error, total_error) + CALL h5fclose_f(file, error) + CALL check("h5fclose_f", error, total_error) + + IF(total_error.NE.0) RETURN + + OPEN(10,FILE=fix_filename, ACCESS="STREAM", IOSTAT=ios) + IF(ios.NE.0)THEN + WRITE(*,'(A)') "Failed to open file "//TRIM(fix_filename) + total_error = total_error + 1 + RETURN + ENDIF + ! The pos= specifier illustrates that positions are in bytes, + ! starting from byte 1 (as opposed to C, where they start from byte 0) + READ(10, POS=offset+1, IOSTAT=ios) rdata + IF(ios.NE.0)THEN + WRITE(*,'(A)') "Failed to read data from stream I/O " + total_error = total_error + 1 + CLOSE(10) + RETURN + ENDIF + + ! Check that the values read are the same as the values written + DO i = 1, dset_dim1 + DO j = 1, dset_dim2 + CALL VERIFY("h5dget_offset_f",rdata(i,j), data_in(i,j), total_error) + IF(total_error.NE.0)THEN + WRITE(*,'(A)') " Read different values than written." + WRITE(*,'(2(A,I0))') " At index ",i,",",j + CLOSE(10) + RETURN + ENDIF + END DO + END DO + + CLOSE(10) + + END SUBROUTINE test_userblock_offset + END MODULE TH5D |