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https://git.rwth-aachen.de/acs/public/villas/node/
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tests: add low-level IO test
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ba27640ad0
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1 changed files with 142 additions and 95 deletions
237
tests/unit/io.c
237
tests/unit/io.c
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@ -38,49 +38,155 @@
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#define NUM_SAMPLES 10
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#define NUM_VALUES 10
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void cr_assert_eq_sample(struct sample *s, struct sample *t)
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static char formats[][32] = {
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#ifdef WITH_HDF5
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"hdf5",
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#endif
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"raw-int8",
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"raw-int16-be",
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"raw-int16-le",
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"raw-int32-be",
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"raw-int32-le",
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"raw-int64-be",
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"raw-int64-le",
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"raw-flt32",
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"raw-flt64",
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"villas",
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"csv",
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"json",
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"msg",
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"gtnet",
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"gtnet-fake"
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};
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void generate_samples(struct pool *p, struct sample *smps[], struct sample *smpt[], unsigned cnt, unsigned values)
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{
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cr_assert_eq(s->length, t->length);
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cr_assert_eq(s->sequence, t->sequence);
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// cr_assert_eq(s->format, t->format);
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int ret;
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cr_assert_eq(s->ts.origin.tv_sec, t->ts.origin.tv_sec);
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cr_assert_eq(s->ts.origin.tv_nsec, t->ts.origin.tv_nsec);
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/* Prepare a sample with arbitrary data */
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ret = sample_alloc(p, smps, cnt);
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cr_assert_eq(ret, NUM_SAMPLES);
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for (int i = 0; i < MIN(s->length, t->length); i++) {
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switch (sample_get_data_format(t, i)) {
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case SAMPLE_DATA_FORMAT_FLOAT:
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cr_assert_float_eq(s->data[i].f, t->data[i].f, 1e-3, "Sample data mismatch at index %d: %f != %f", i, s->data[i].f, t->data[i].f);
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break;
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case SAMPLE_DATA_FORMAT_INT:
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cr_assert_eq(s->data[i].i, t->data[i].i);
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break;
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ret = sample_alloc(p, smpt, cnt);
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cr_assert_eq(ret, cnt);
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for (int i = 0; i < cnt; i++) {
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smpt[i]->capacity = values;
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smps[i]->length = values;
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smps[i]->sequence = 235 + i;
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smps[i]->format = 0; /* all float */
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smps[i]->ts.origin = time_now();
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for (int j = 0; j < smps[i]->length; j++)
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smps[i]->data[j].f = j * 0.1 + i * 100;
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//smps[i]->data[j].i = -500 + j*100;
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}
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}
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void cr_assert_eq_samples(struct io_format *f, struct sample *smps[], struct sample *smpt[], unsigned cnt)
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{
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/* The RAW format has certain limitations:
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* - limited accuracy if smaller datatypes are used
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* - no support for vectors / framing
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*
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* We need to take these limitations into account before comparing.
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*/
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if (f->sscan == raw_sscan) {
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cr_assert_eq(cnt, 1);
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cr_assert_eq(smpt[0]->length, smpt[0]->capacity, "Expected values: %d, Received values: %d", smpt[0]->capacity, smpt[0]->length);
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if (f->flags & RAW_FAKE) {
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}
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else {
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smpt[0]->sequence = smps[0]->sequence;
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smpt[0]->ts.origin = smps[0]->ts.origin;
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}
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int bits = 1 << (f->flags >> 24);
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for (int j = 0; j < smpt[0]->length; j++) {
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if (f->flags & RAW_FLT) {
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switch (bits) {
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case 32: smps[0]->data[j].f = (float) smps[0]->data[j].f; break;
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case 64: smps[0]->data[j].f = (double) smps[0]->data[j].f; break;
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}
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}
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else {
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switch (bits) {
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case 8: smps[0]->data[j].i = ( int8_t) smps[0]->data[j].i; break;
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case 16: smps[0]->data[j].i = ( int16_t) smps[0]->data[j].i; break;
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case 32: smps[0]->data[j].i = ( int32_t) smps[0]->data[j].i; break;
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case 64: smps[0]->data[j].i = ( int64_t) smps[0]->data[j].i; break;
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}
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}
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}
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}
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else
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cr_assert_eq(cnt, NUM_SAMPLES, "Read only %d of %d samples back", cnt, NUM_SAMPLES);
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for (int i = 0; i < cnt; i++) {
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cr_assert_eq(smps[i]->length, smpt[i]->length);
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cr_assert_eq(smps[i]->sequence, smpt[i]->sequence);
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cr_assert_eq(smps[i]->ts.origin.tv_sec, smpt[i]->ts.origin.tv_sec);
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cr_assert_eq(smps[i]->ts.origin.tv_nsec, smpt[i]->ts.origin.tv_nsec);
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for (int j = 0; j < MIN(smps[i]->length, smpt[i]->length); j++) {
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switch (sample_get_data_format(smpt[i], j)) {
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case SAMPLE_DATA_FORMAT_FLOAT:
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cr_assert_float_eq(smps[i]->data[j].f, smpt[i]->data[j].f, 1e-3, "Sample data mismatch at index %d: %f != %f", j, smps[i]->data[j].f, smpt[i]->data[j].f);
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break;
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case SAMPLE_DATA_FORMAT_INT:
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cr_assert_eq(smps[i]->data[j].i, smpt[i]->data[j].i);
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break;
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}
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}
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}
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}
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ParameterizedTestParameters(io, lowlevel)
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{
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return cr_make_param_array(char[32], formats, ARRAY_LEN(formats));
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}
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ParameterizedTest(char *fmt, io, lowlevel)
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{
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int ret;
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char buf[8192];
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size_t wbytes, rbytes;
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struct io_format *f;
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struct pool p = { .state = STATE_DESTROYED };
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struct sample *smps[NUM_SAMPLES];
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struct sample *smpt[NUM_SAMPLES];
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ret = pool_init(&p, 2 * NUM_SAMPLES, SAMPLE_LEN(NUM_VALUES), &memtype_hugepage);
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cr_assert_eq(ret, 0);
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generate_samples(&p, smps, smpt, NUM_SAMPLES, NUM_VALUES);
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f = io_format_lookup(fmt);
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cr_assert_not_null(f, "Format '%s' does not exist", fmt);
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ret = io_format_sprint(f, buf, sizeof(buf), &wbytes, smps, NUM_SAMPLES, IO_FORMAT_ALL);
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cr_assert_eq(ret, NUM_SAMPLES);
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ret = io_format_sscan(f, buf, wbytes, &rbytes, smpt, NUM_SAMPLES, NULL);
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cr_assert_eq(rbytes, wbytes);
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cr_assert_eq_samples(f, smps, smpt, ret);
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sample_free(smps, NUM_SAMPLES);
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sample_free(smpt, NUM_SAMPLES);
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ret = pool_destroy(&p);
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cr_assert_eq(ret, 0);
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}
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ParameterizedTestParameters(io, highlevel)
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{
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static char formats[][32] = {
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#ifdef WITH_HDF5
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"hdf5",
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#endif
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"raw-int8",
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"raw-int16-be",
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"raw-int16-le",
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"raw-int32-be",
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"raw-int32-le",
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"raw-int64-be",
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"raw-int64-le",
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"raw-flt32",
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"raw-flt64",
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"villas",
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"json",
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"msg",
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"gtnet",
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"gtnet-fake"
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};
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return cr_make_param_array(char[32], formats, ARRAY_LEN(formats));
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}
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@ -97,28 +203,8 @@ ParameterizedTest(char *fmt, io, highlevel)
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ret = pool_init(&p, 2 * NUM_SAMPLES, SAMPLE_LEN(NUM_VALUES), &memtype_hugepage);
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cr_assert_eq(ret, 0);
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info("Testing: %s", fmt);
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/* Prepare a sample with arbitrary data */
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ret = sample_alloc(&p, smps, NUM_SAMPLES);
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cr_assert_eq(ret, NUM_SAMPLES);
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ret = sample_alloc(&p, smpt, NUM_SAMPLES);
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cr_assert_eq(ret, NUM_SAMPLES);
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for (int i = 0; i < NUM_SAMPLES; i++) {
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smpt[i]->capacity = NUM_VALUES;
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smps[i]->length = NUM_VALUES;
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smps[i]->sequence = 235 + i;
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smps[i]->format = 0; /* all float */
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smps[i]->ts.origin = time_now();
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for (int j = 0; j < smps[i]->length; j++)
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smps[i]->data[j].f = j * 0.1 + i * 100;
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//smps[i]->data[j].i = -500 + j*100;
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}
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generate_samples(&p, smps, smpt, NUM_SAMPLES, NUM_VALUES);
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/* Open a file for IO */
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char *fn, dir[64];
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@ -161,46 +247,7 @@ ParameterizedTest(char *fmt, io, highlevel)
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cnt = io_scan(&io, smpt, NUM_SAMPLES);
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cr_assert_gt(cnt, 0, "Failed to read samples back");
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/* The RAW format has certain limitations:
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* - limited accuracy if smaller datatypes are used
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* - no support for vectors / framing
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*
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* We need to take these limitations into account before comparing.
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*/
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if (f->sscan == raw_sscan) {
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cr_assert_eq(cnt, 1);
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cr_assert_eq(smpt[0]->length, smpt[0]->capacity, "Expected values: %d, Received values: %d", smpt[0]->capacity, smpt[0]->length);
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if (io.flags & RAW_FAKE) {
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}
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else {
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smpt[0]->sequence = smps[0]->sequence;
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smpt[0]->ts.origin = smps[0]->ts.origin;
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}
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int bits = 1 << (io.flags >> 24);
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for (int j = 0; j < smpt[0]->length; j++) {
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if (io.flags & RAW_FLT) {
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switch (bits) {
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case 32: smps[0]->data[j].f = (float) smps[0]->data[j].f; break;
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case 64: smps[0]->data[j].f = (double) smps[0]->data[j].f; break;
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}
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}
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else {
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switch (bits) {
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case 8: smps[0]->data[j].i = ( int8_t) smps[0]->data[j].i; break;
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case 16: smps[0]->data[j].i = ( int16_t) smps[0]->data[j].i; break;
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case 32: smps[0]->data[j].i = ( int32_t) smps[0]->data[j].i; break;
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case 64: smps[0]->data[j].i = ( int64_t) smps[0]->data[j].i; break;
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}
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}
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}
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}
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else
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cr_assert_eq(cnt, NUM_SAMPLES, "Read only %d of %d samples back", cnt, NUM_SAMPLES);
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for (int i = 0; i < cnt; i++)
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cr_assert_eq_sample(smps[i], smpt[i]);
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cr_assert_eq_samples(f, smps, smpt, cnt);
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ret = io_close(&io);
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cr_assert_eq(ret, 0);
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