diff options
Diffstat (limited to 'test/tselect.c')
| -rw-r--r-- | test/tselect.c | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/test/tselect.c b/test/tselect.c index 3edd9b5..ce2c936 100644 --- a/test/tselect.c +++ b/test/tselect.c @@ -49,6 +49,9 @@ static char RcsId[] = "$Revision$"; #define SPACE3_DIM1 15 #define SPACE3_DIM2 26 +/* Element selection information */ +#define POINT1_NPOINTS 10 + /**************************************************************** ** ** test_select_hyper(): Test basic H5S (dataspace) selection code. @@ -176,6 +179,147 @@ test_select_hyper(void) /**************************************************************** ** +** test_select_point(): Test basic H5S (dataspace) selection code. +** Tests element selections between dataspaces of various sizes +** and dimensionalities. +** +****************************************************************/ +static void +test_select_point(void) +{ + hid_t fid1; /* HDF5 File IDs */ + hid_t dataset; /* Dataset ID */ + hid_t sid1,sid2; /* Dataspace ID */ + hsize_t dims1[] = {SPACE1_DIM1, SPACE1_DIM2, SPACE1_DIM3}; + hsize_t dims2[] = {SPACE2_DIM1, SPACE2_DIM2}; + hsize_t dims3[] = {SPACE3_DIM1, SPACE3_DIM2}; + hssize_t coord1[POINT1_NPOINTS][SPACE1_RANK]; /* Coordinates for point selection */ + hssize_t coord2[POINT1_NPOINTS][SPACE2_RANK]; /* Coordinates for point selection */ + hssize_t coord3[POINT1_NPOINTS][SPACE3_RANK]; /* Coordinates for point selection */ + uint8 *wbuf, /* buffer to write to disk */ + *rbuf, /* buffer read from disk */ + *tbuf, /* temporary buffer pointer */ + *tbuf2; /* temporary buffer pointer */ + intn i,j; /* Counters */ + herr_t ret; /* Generic return value */ + + /* Output message about test being performed */ + MESSAGE(5, ("Testing Element Selection Functions\n")); + + /* Allocate write & read buffers */ + wbuf=malloc(sizeof(uint8)*SPACE2_DIM1*SPACE2_DIM2); + rbuf=calloc(sizeof(uint8),SPACE3_DIM1*SPACE3_DIM2); + + /* Initialize write buffer */ + for(i=0, tbuf=wbuf; i<SPACE2_DIM1; i++) + for(j=0; j<SPACE2_DIM2; j++) + *tbuf++=(uint8)((i*SPACE2_DIM2)+j); + + /* Create file */ + fid1 = H5Fcreate(FILE, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT); + CHECK(fid1, FAIL, "H5Fcreate"); + + /* Create dataspace for dataset */ + sid1 = H5Screate_simple(SPACE1_RANK, dims1, NULL); + CHECK(sid1, FAIL, "H5Screate_simple"); + + /* Create dataspace for write buffer */ + sid2 = H5Screate_simple(SPACE2_RANK, dims2, NULL); + CHECK(sid2, FAIL, "H5Screate_simple"); + + /* Select sequence of ten points for disk dataset */ + coord1[0][0]=0; coord1[0][1]=10; coord1[0][2]= 5; + coord1[1][0]=1; coord1[1][1]= 2; coord1[1][2]= 7; + coord1[2][0]=2; coord1[2][1]= 4; coord1[2][2]= 9; + coord1[3][0]=0; coord1[3][1]= 6; coord1[3][2]=11; + coord1[4][0]=1; coord1[4][1]= 8; coord1[4][2]=13; + coord1[5][0]=2; coord1[5][1]=12; coord1[5][2]= 0; + coord1[6][0]=0; coord1[6][1]=14; coord1[6][2]= 2; + coord1[7][0]=1; coord1[7][1]= 0; coord1[7][2]= 4; + coord1[8][0]=2; coord1[8][1]= 1; coord1[8][2]= 6; + coord1[9][0]=0; coord1[9][1]= 3; coord1[9][2]= 8; + ret = H5Sselect_elements(sid1,H5S_SELECT_SET,POINT1_NPOINTS,coord1); + CHECK(ret, FAIL, "H5Sselect_elements"); + + /* Select sequence of ten points for write dataset */ + coord2[0][0]=12; coord2[0][1]= 3; + coord2[1][0]=15; coord2[1][1]=13; + coord2[2][0]= 7; coord2[2][1]=25; + coord2[3][0]= 0; coord2[3][1]= 6; + coord2[4][0]=13; coord2[4][1]= 0; + coord2[5][0]=24; coord2[5][1]=11; + coord2[6][0]=12; coord2[6][1]=21; + coord2[7][0]=29; coord2[7][1]= 4; + coord2[8][0]= 8; coord2[8][1]= 8; + coord2[9][0]=19; coord2[9][1]=17; + ret = H5Sselect_elements(sid2,H5S_SELECT_SET,POINT1_NPOINTS,coord2); + CHECK(ret, FAIL, "H5Sselect_elements"); + + /* Create a dataset */ + dataset=H5Dcreate(fid1,"Dataset1",H5T_NATIVE_UCHAR,sid1,H5P_DEFAULT); + + /* Write selection to disk */ + ret=H5Dwrite(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,wbuf); + CHECK(ret, FAIL, "H5Dwrite"); + + /* Close memory dataspace */ + ret = H5Sclose(sid2); + CHECK(ret, FAIL, "H5Sclose"); + + /* Create dataspace for reading buffer */ + sid2 = H5Screate_simple(SPACE3_RANK, dims3, NULL); + CHECK(sid2, FAIL, "H5Screate_simple"); + + /* Select sequence of points for read dataset */ + coord3[0][0]= 0; coord3[0][1]= 2; + coord3[1][0]= 4; coord3[1][1]= 8; + coord3[2][0]=13; coord3[2][1]=13; + coord3[3][0]=14; coord3[3][1]=25; + coord3[4][0]= 7; coord3[4][1]= 9; + coord3[5][0]= 2; coord3[5][1]= 0; + coord3[6][0]= 9; coord3[6][1]=19; + coord3[7][0]= 1; coord3[7][1]=22; + coord3[8][0]=12; coord3[8][1]=21; + coord3[9][0]=11; coord3[9][1]= 6; + ret = H5Sselect_elements(sid2,H5S_SELECT_SET,POINT1_NPOINTS,coord3); + CHECK(ret, FAIL, "H5Sselect_elements"); + + /* Read selection from disk */ + ret=H5Dread(dataset,H5T_NATIVE_UCHAR,sid2,sid1,H5P_DEFAULT,rbuf); + CHECK(ret, FAIL, "H5Dread"); + + /* Compare data read with data written out */ + for(i=0; i<POINT1_NPOINTS; i++) { + tbuf=wbuf+(coord2[i][0]*SPACE2_DIM2)+coord2[i][1]; + tbuf2=rbuf+(coord3[i][0]*SPACE3_DIM2)+coord3[i][1]; + if(*tbuf!=*tbuf2) { + printf("element values don't match!, i=%d\n",i); + } /* end if */ + } /* end for */ + + /* Close memory dataspace */ + ret = H5Sclose(sid2); + CHECK(ret, FAIL, "H5Sclose"); + + /* Close disk dataspace */ + ret = H5Sclose(sid1); + CHECK(ret, FAIL, "H5Sclose"); + + /* Close Dataset */ + ret = H5Dclose(dataset); + CHECK(ret, FAIL, "H5Dclose"); + + /* Close file */ + ret = H5Fclose(fid1); + CHECK(ret, FAIL, "H5Fclose"); + + /* Free memory buffers */ + free(wbuf); + free(rbuf); +} /* test_select_point() */ + +/**************************************************************** +** ** test_select(): Main H5S selection testing routine. ** ****************************************************************/ @@ -187,6 +331,7 @@ test_select(void) /* These next two tests use the same file information */ test_select_hyper(); /* Test basic H5S hyperslab selection code */ + test_select_point(); /* Test basic H5S element selection code */ } /* test_select() */ |