static codefile_t* new_codefile(const char* fn, anbool writing, anbool inmem) {
fitsbin_chunk_t chunk;
codefile_t* cf = calloc(1, sizeof(codefile_t));
if (!cf) {
SYSERROR("Couldn't calloc a codefile struct");
return NULL;
}
cf->healpix = -1;
cf->hpnside = 1;
if (inmem) {
cf->fb = fitsbin_open_in_memory();
} else {
if (writing)
cf->fb = fitsbin_open_for_writing(fn);
else
cf->fb = fitsbin_open(fn);
}
if (!cf->fb) {
ERROR("Failed to create fitsbin");
return NULL;
}
fitsbin_chunk_init(&chunk);
chunk.tablename = "codes";
chunk.required = 1;
chunk.callback_read_header = callback_read_header;
chunk.userdata = cf;
fitsbin_add_chunk(cf->fb, &chunk);
fitsbin_chunk_clean(&chunk);
return cf;
}
void test_inmemory_fitsbin_1(CuTest* ct) {
fitsbin_t* fb;
int i;
int N = 6;
double outdata[6];
double* indata;
fitsbin_chunk_t chunk;
fb = fitsbin_open_in_memory();
CuAssertPtrNotNull(ct, fb);
CuAssertIntEquals(ct, 0, fitsbin_write_primary_header(fb));
for (i=0; i<N; i++) {
outdata[i] = i*i;
}
fitsbin_chunk_init(&chunk);
chunk.tablename = "test1";
chunk.itemsize = sizeof(double);
chunk.nrows = N;
chunk.data = outdata;
CuAssertIntEquals(ct, 0, fitsbin_write_chunk(fb, &chunk));
CuAssertIntEquals(ct, 0, fitsbin_fix_primary_header(fb));
fitsbin_chunk_clean(&chunk);
// writing shouldn't affect the data values
for (i=0; i<N; i++) {
CuAssertIntEquals(ct, outdata[i], i*i);
}
CuAssertIntEquals(ct, 0, fitsbin_switch_to_reading(fb));
fitsbin_chunk_init(&chunk);
chunk.tablename = "test1";
CuAssertIntEquals(ct, 0, fitsbin_read_chunk(fb, &chunk));
CuAssertIntEquals(ct, sizeof(double), chunk.itemsize);
CuAssertIntEquals(ct, N, chunk.nrows);
indata = chunk.data;
CuAssertPtrNotNull(ct, indata);
CuAssertIntEquals(ct, 0, memcmp(outdata, indata, sizeof(outdata)));
CuAssertIntEquals(ct, 0, fitsbin_close(fb));
}
void test_inmemory_fitsbin_2(CuTest* ct) {
fitsbin_t* fb;
int i;
int N = 6;
double outdata[6];
double* indata;
fitsbin_chunk_t chunk;
fitsbin_chunk_t* ch;
fb = fitsbin_open_in_memory();
CuAssertPtrNotNull(ct, fb);
CuAssertIntEquals(ct, 0, fitsbin_write_primary_header(fb));
for (i=0; i<N; i++) {
outdata[i] = i*i;
}
fitsbin_chunk_init(&chunk);
chunk.tablename = "test2";
chunk.itemsize = 1;
//chunk.nrows = N * sizeof(double);
chunk.data = outdata;
CuAssertIntEquals(ct, 0, fitsbin_write_chunk_header(fb, &chunk));
for (i=0; i<N; i++) {
CuAssertIntEquals(ct, 0, fitsbin_write_items(fb, &chunk, &outdata[i], sizeof(double)));
}
CuAssertIntEquals(ct, 0, fitsbin_fix_chunk_header(fb, &chunk));
fitsbin_chunk_reset(&chunk);
chunk.tablename = "test2B";
chunk.itemsize = sizeof(double);
//chunk.nrows = N;
chunk.data = outdata;
CuAssertIntEquals(ct, 0, fitsbin_write_chunk_header(fb, &chunk));
for (i=0; i<N; i++) {
CuAssertIntEquals(ct, 0, fitsbin_write_items(fb, &chunk, outdata + (N-1) - i, 1));
}
CuAssertIntEquals(ct, 0, fitsbin_fix_chunk_header(fb, &chunk));
fitsbin_chunk_clean(&chunk);
// writing shouldn't affect the data values
for (i=0; i<N; i++) {
CuAssertIntEquals(ct, outdata[i], i*i);
}
CuAssertIntEquals(ct, 0, fitsbin_switch_to_reading(fb));
fitsbin_chunk_init(&chunk);
chunk.tablename = "test2";
fitsbin_add_chunk(fb, &chunk);
chunk.tablename = "test2B";
fitsbin_add_chunk(fb, &chunk);
CuAssertIntEquals(ct, 0, fitsbin_read(fb));
ch = fitsbin_get_chunk(fb, 0);
CuAssertIntEquals(ct, 1, ch->itemsize);
CuAssertIntEquals(ct, N * sizeof(double), ch->nrows);
indata = ch->data;
CuAssertPtrNotNull(ct, indata);
CuAssertIntEquals(ct, 0, memcmp(outdata, indata, sizeof(outdata)));
ch = fitsbin_get_chunk(fb, 1);
CuAssertIntEquals(ct, sizeof(double), ch->itemsize);
CuAssertIntEquals(ct, N, ch->nrows);
indata = ch->data;
CuAssertPtrNotNull(ct, indata);
for (i=0; i<N; i++) {
CuAssertDblEquals(ct, outdata[N-1 - i], indata[i], 1e-10);
}
CuAssertIntEquals(ct, 0, fitsbin_close(fb));
}
