diff options
Diffstat (limited to 'src/unit_test.c')
| -rw-r--r-- | src/unit_test.c | 60 |
1 files changed, 51 insertions, 9 deletions
diff --git a/src/unit_test.c b/src/unit_test.c index 9b008138f..3c9632119 100644 --- a/src/unit_test.c +++ b/src/unit_test.c @@ -31,8 +31,8 @@ int check_storage_number(calculated_number n, int debug) { CALCULATED_NUMBER_FORMAT " re-parsed from printed (diff " CALCULATED_NUMBER_FORMAT ", " CALCULATED_NUMBER_FORMAT "%%)\n\n", n, d, s, ddiff, dcdiff, - buffer, - len, p, pdiff, pcdiff + buffer, len, + p, pdiff, pcdiff ); if(len != strlen(buffer)) fprintf(stderr, "ERROR: printed number %s is reported to have length %zu but it has %zu\n", buffer, len, strlen(buffer)); if(dcdiff > ACCURACY_LOSS) fprintf(stderr, "WARNING: packing number " CALCULATED_NUMBER_FORMAT " has accuracy loss %0.7Lf %%\n", n, dcdiff); @@ -45,6 +45,19 @@ int check_storage_number(calculated_number n, int debug) { return 0; } +calculated_number storage_number_min(calculated_number n) { + calculated_number r = 1, last; + + do { + last = n; + n /= 2.0; + storage_number t = pack_storage_number(n, SN_EXISTS); + r = unpack_storage_number(t); + } while(r != 0.0 && r != last); + + return last; +} + void benchmark_storage_number(int loop, int multiplier) { int i, j; calculated_number n, d; @@ -73,10 +86,10 @@ void benchmark_storage_number(int loop, int multiplier) { } fprintf(stderr, "\nNETDATA FLOATING POINT\n"); - fprintf(stderr, "MIN POSITIVE VALUE " CALCULATED_NUMBER_FORMAT "\n", (calculated_number)STORAGE_NUMBER_POSITIVE_MIN); + fprintf(stderr, "MIN POSITIVE VALUE " CALCULATED_NUMBER_FORMAT "\n", storage_number_min(1)); fprintf(stderr, "MAX POSITIVE VALUE " CALCULATED_NUMBER_FORMAT "\n", (calculated_number)STORAGE_NUMBER_POSITIVE_MAX); fprintf(stderr, "MIN NEGATIVE VALUE " CALCULATED_NUMBER_FORMAT "\n", (calculated_number)STORAGE_NUMBER_NEGATIVE_MIN); - fprintf(stderr, "MAX NEGATIVE VALUE " CALCULATED_NUMBER_FORMAT "\n", (calculated_number)STORAGE_NUMBER_NEGATIVE_MAX); + fprintf(stderr, "MAX NEGATIVE VALUE " CALCULATED_NUMBER_FORMAT "\n", -storage_number_min(1)); fprintf(stderr, "Maximum accuracy loss: " CALCULATED_NUMBER_FORMAT "%%\n\n\n", (calculated_number)ACCURACY_LOSS); // ------------------------------------------------------------------------ @@ -231,7 +244,7 @@ int unit_test_storage() int unit_test_str2ld() { char *values[] = { - "1.234567", "-35.6", "0.00123", "23842384234234.2", ".1", "1.2e-10", + "1.2345678", "-35.6", "0.00123", "23842384234234.2", ".1", "1.2e-10", "hello", "1wrong", "nan", "inf", NULL }; @@ -269,6 +282,36 @@ int unit_test_str2ld() { return 0; } +int unit_test_buffer() { + BUFFER *wb = buffer_create(1); + char string[2048 + 1]; + char final[9000 + 1]; + int i; + + for(i = 0; i < 2048; i++) + string[i] = (char)((i % 24) + 'a'); + string[2048] = '\0'; + + const char *fmt = "string1: %s\nstring2: %s\nstring3: %s\nstring4: %s"; + buffer_sprintf(wb, fmt, string, string, string, string); + snprintfz(final, 9000, fmt, string, string, string, string); + + const char *s = buffer_tostring(wb); + + if(buffer_strlen(wb) != strlen(final) || strcmp(s, final) != 0) { + fprintf(stderr, "\nbuffer_sprintf() is faulty.\n"); + fprintf(stderr, "\nstring : %s (length %zu)\n", string, strlen(string)); + fprintf(stderr, "\nbuffer : %s (length %zu)\n", s, buffer_strlen(wb)); + fprintf(stderr, "\nexpected: %s (length %zu)\n", final, strlen(final)); + buffer_free(wb); + return -1; + } + + fprintf(stderr, "buffer_sprintf() works as expected.\n"); + buffer_free(wb); + return 0; +} + // -------------------------------------------------------------------------------------------------------------------- struct feed_values { @@ -994,7 +1037,7 @@ int run_test(struct test *test) for(c = 0 ; c < max ; c++) { calculated_number v = unpack_storage_number(rd->values[c]); calculated_number n = test->results[c]; - int same = (roundl(v * 10000000.0) == roundl(n * 10000000.0))?1:0; + int same = (calculated_number_round(v * 10000000.0) == calculated_number_round(n * 10000000.0))?1:0; fprintf(stderr, " %s/%s: checking position %lu (at %lu secs), expecting value " CALCULATED_NUMBER_FORMAT ", found " CALCULATED_NUMBER_FORMAT ", %s\n", test->name, rd->name, c+1, (rrdset_first_entry_t(st) + c * st->update_every) - time_start, @@ -1005,7 +1048,7 @@ int run_test(struct test *test) if(rd2) { v = unpack_storage_number(rd2->values[c]); n = test->results2[c]; - same = (roundl(v * 10000000.0) == roundl(n * 10000000.0))?1:0; + same = (calculated_number_round(v * 10000000.0) == calculated_number_round(n * 10000000.0))?1:0; fprintf(stderr, " %s/%s: checking position %lu (at %lu secs), expecting value " CALCULATED_NUMBER_FORMAT ", found " CALCULATED_NUMBER_FORMAT ", %s\n", test->name, rd2->name, c+1, (rrdset_first_entry_t(st) + c * st->update_every) - time_start, @@ -1019,8 +1062,7 @@ int run_test(struct test *test) static int test_variable_renames(void) { fprintf(stderr, "Creating chart\n"); - RRDSET *st = rrdset_create_localhost("chart", "ID", NULL, "family", "context", "Unit Testing", "a value", 1, 1 - , RRDSET_TYPE_LINE); + RRDSET *st = rrdset_create_localhost("chart", "ID", NULL, "family", "context", "Unit Testing", "a value", 1, 1, RRDSET_TYPE_LINE); fprintf(stderr, "Created chart with id '%s', name '%s'\n", st->id, st->name); fprintf(stderr, "Creating dimension DIM1\n"); |