X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=tests%2Fstrutil.c;h=aded4142bf16f135afcfc08b0a32788fd2e7b7ac;hb=e0b6855bd4daca9f1a27b8e4e0d16b019d5d54e4;hp=2f4503da9679c6d0f3b8e0b73788018aac568451;hpb=4960aeb03533f503c32c50cdd94277d561112c1a;p=libsigrok.git
diff --git a/tests/strutil.c b/tests/strutil.c
index 2f4503da..aded4142 100644
--- a/tests/strutil.c
+++ b/tests/strutil.c
@@ -14,10 +14,10 @@
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * along with this program; if not, see .
*/
+#include
#include
#include
#include "lib.h"
@@ -33,6 +33,40 @@ static void test_samplerate(uint64_t samplerate, const char *expected)
g_free(s);
}
+static void test_period(uint64_t v_p, uint64_t v_q, const char *expected)
+{
+ char *s;
+
+ s = sr_period_string(v_p, v_q);
+ fail_unless(s != NULL);
+ fail_unless(!strcmp(s, expected),
+ "Invalid result for '%s': %s.", expected, s);
+ g_free(s);
+}
+
+static void test_rational(const char *input, struct sr_rational expected)
+{
+ int ret;
+ struct sr_rational rational;
+
+ ret = sr_parse_rational(input, &rational);
+ fail_unless(ret == SR_OK);
+ fail_unless((expected.p == rational.p) && (expected.q == rational.q),
+ "Invalid result for '%s': %ld/%ld'.",
+ input, rational.p, rational.q);
+}
+
+static void test_voltage(uint64_t v_p, uint64_t v_q, const char *expected)
+{
+ char *s;
+
+ s = sr_voltage_string(v_p, v_q);
+ fail_unless(s != NULL);
+ fail_unless(!strcmp(s, expected),
+ "Invalid result for '%s': %s.", expected, s);
+ g_free(s);
+}
+
/*
* Check various inputs for sr_samplerate_string():
*
@@ -154,6 +188,101 @@ START_TEST(test_ghz)
}
END_TEST
+START_TEST(test_hz_period)
+{
+ test_period(1, 1, "1 s");
+ test_period(1, 5, "200 ms");
+ test_period(1, 72, "13.889 ms");
+ test_period(1, 388, "2.577 ms");
+ test_period(10, 1000, "10 ms");
+
+ /* Again, but now using SR_HZ(). */
+ test_period(1, SR_HZ(1), "1 s");
+ test_period(1, SR_HZ(5), "200 ms");
+ test_period(1, SR_HZ(72), "13.889 ms");
+ test_period(1, SR_HZ(388), "2.577 ms");
+ test_period(10, SR_HZ(100), "100 ms");
+}
+END_TEST
+
+START_TEST(test_ghz_period)
+{
+ /* Note: Numbers > 2^32 need a ULL suffix. */
+ test_period(1, 1000000000, "1 ns");
+ test_period(1, 5000000000ULL, "200 ps");
+ test_period(1, 72000000000ULL, "13.889 ps");
+ test_period(1, 388000000000ULL, "2.577 ps");
+ test_period(10, 1000000000000, "10 ps");
+ test_period(200, 1000000000000ULL, "200 ps");
+
+ /* Again, but now using SR_GHZ(). */
+ test_period(1, SR_GHZ(1), "1 ns");
+ test_period(1, SR_GHZ(5), "200 ps");
+ test_period(1, SR_GHZ(72), "13.889 ps");
+ test_period(1, SR_GHZ(388), "2.577 ps");
+ test_period(10, SR_GHZ(1), "10 ns");
+ test_period(200, SR_GHZ(1000), "200 ps");
+}
+END_TEST
+
+START_TEST(test_volt)
+{
+ test_voltage(34, 1, "34 V");
+ test_voltage(34, 2, "17 V");
+ test_voltage(1, 1, "1 V");
+ test_voltage(1, 5, "0.2 V");
+ test_voltage(200, 1000, "200 mV");
+ test_voltage(1, 72, "0.0138889 V");
+ test_voltage(1, 388, "0.00257732 V");
+ test_voltage(10, 1000, "10 mV");
+}
+END_TEST
+
+START_TEST(test_integral)
+{
+ test_rational("1", (struct sr_rational){1, 1});
+ test_rational("2", (struct sr_rational){2, 1});
+ test_rational("10", (struct sr_rational){10, 1});
+ test_rational("-255", (struct sr_rational){-255, 1});
+}
+END_TEST
+
+START_TEST(test_fractional)
+{
+ test_rational("0.1", (struct sr_rational){1, 10});
+ test_rational("1.0", (struct sr_rational){10, 10});
+ test_rational("1.2", (struct sr_rational){12, 10});
+ test_rational("12.34", (struct sr_rational){1234, 100});
+ test_rational("-12.34", (struct sr_rational){-1234, 100});
+ test_rational("10.00", (struct sr_rational){1000, 100});
+ test_rational(".1", (struct sr_rational){1, 10});
+ test_rational("+0.1", (struct sr_rational){1, 10});
+ test_rational("+.1", (struct sr_rational){1, 10});
+ test_rational("-0.1", (struct sr_rational){-1, 10});
+ test_rational("-.1", (struct sr_rational){-1, 10});
+}
+END_TEST
+
+START_TEST(test_exponent)
+{
+ test_rational("1e0", (struct sr_rational){1, 1});
+ test_rational("1E0", (struct sr_rational){1, 1});
+ test_rational("1E1", (struct sr_rational){10, 1});
+ test_rational("1e-1", (struct sr_rational){1, 10});
+ test_rational("-1.234e-0", (struct sr_rational){-1234, 1000});
+ test_rational("-1.234e3", (struct sr_rational){-1234, 1});
+ test_rational("-1.234e-3", (struct sr_rational){-1234, 1000000});
+ test_rational("0.001e3", (struct sr_rational){1, 1});
+ test_rational("0.001e0", (struct sr_rational){1, 1000});
+ test_rational("0.001e-3", (struct sr_rational){1, 1000000});
+ test_rational("43.737E-3", (struct sr_rational){43737, 1000000});
+ test_rational("-0.1e-2", (struct sr_rational){-1, 1000});
+ test_rational("-.1e-2", (struct sr_rational){-1, 1000});
+ test_rational("-.0e-2", (struct sr_rational){0, 1000});
+ test_rational("+.0e-2", (struct sr_rational){0, 1000});
+}
+END_TEST
+
Suite *suite_strutil(void)
{
Suite *s;
@@ -167,6 +296,12 @@ Suite *suite_strutil(void)
tcase_add_test(tc, test_khz);
tcase_add_test(tc, test_mhz);
tcase_add_test(tc, test_ghz);
+ tcase_add_test(tc, test_hz_period);
+ tcase_add_test(tc, test_ghz_period);
+ tcase_add_test(tc, test_volt);
+ tcase_add_test(tc, test_integral);
+ tcase_add_test(tc, test_fractional);
+ tcase_add_test(tc, test_exponent);
suite_add_tcase(s, tc);
return s;