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add a test of reading a chunk that can reach EOF

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q-posev 2021-12-03 19:24:49 +01:00
parent e5bde10056
commit 1ad20c1cb9
1 changed files with 18 additions and 8 deletions
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26
tests/io_dset_sparse_text.c
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@ -4,9 +4,9 @@
#include <stdlib.h> #include <stdlib.h>
#include <stdint.h> #include <stdint.h>
#define TEST_BACKEND TREXIO_TEXT #define TEST_BACKEND TREXIO_TEXT
#define TREXIO_FILE "test_dset_sparse.dir" #define TREXIO_FILE "test_dset_sparse.dir"
#define RM_COMMAND "rm -rf " TREXIO_FILE #define RM_COMMAND "rm -rf " TREXIO_FILE
#define SIZE 100 #define SIZE 100
#define N_CHUNKS 5 #define N_CHUNKS 5
@ -115,15 +115,15 @@ static int test_read_dset_sparse (const char* file_name, const back_end_t backen
// define arrays to read into // define arrays to read into
int32_t* index_read; int32_t* index_read;
double* value_read; double* value_read;
uint64_t size = 20L; uint64_t size_r = 20L;
index_read = (int32_t*) calloc(4L*size,sizeof(int32_t)); index_read = (int32_t*) calloc(4L*size_r,sizeof(int32_t));
value_read = (double*) calloc(size,sizeof(double)); value_read = (double*) calloc(size_r,sizeof(double));
// specify the read parameters, here: // specify the read parameters, here:
// 1 chunk of 10 elements using offset of 40 (i.e. lines No. 40--59) into elements of the array starting from 5 // 1 chunk of 10 elements using offset of 40 (i.e. lines No. 40--59) into elements of the array starting from 5
uint64_t chunk_read = 10L; int64_t chunk_read = 10L;
uint64_t offset_file_read = 40L; int64_t offset_file_read = 40L;
int offset_data_read = 5; int offset_data_read = 5;
// read one chunk using the aforementioned parameters // read one chunk using the aforementioned parameters
@ -132,6 +132,16 @@ static int test_read_dset_sparse (const char* file_name, const back_end_t backen
assert(index_read[0] == 0); assert(index_read[0] == 0);
assert(index_read[4*offset_data_read] == offset_file_read*4); assert(index_read[4*offset_data_read] == offset_file_read*4);
// now attempt to read so that one encounters end of file during reading (i.e. offset_file_read + chunk_read > size_max)
offset_file_read = 97L;
offset_data_read = 1;
// read one chunk that will reach EOF and return TREXIO_END code
rc = trexio_read_mo_2e_int_eri(file, offset_file_read, chunk_read, &index_read[4*offset_data_read], &value_read[offset_data_read]);
assert(rc == TREXIO_END);
assert(index_read[4*size_r-1] == 0);
assert(index_read[4*offset_data_read] == 4 * (int32_t) offset_file_read);
// close current session // close current session
rc = trexio_close(file); rc = trexio_close(file);
assert (rc == TREXIO_SUCCESS); assert (rc == TREXIO_SUCCESS);