tests: Expand test_analog_unit_to_string unit test.

diff --git a/tests/analog.c b/tests/analog.c
index 22371857189e6551d4fdc89626ec3c24dd86c81a..98d55b1cc6f3958cb6c1f039efef3186d2693a8b 100644 (file)
--- a/tests/analog.c
+++ b/tests/analog.c
@@ -197,13 +197,15 @@ START_TEST(test_analog_unit_to_string)
        struct sr_analog_encoding encoding;
        struct sr_analog_meaning meaning;
        struct sr_analog_spec spec;
-       const char *r[] = {"V RMS"};
+       const int u[] = {SR_UNIT_VOLT, SR_UNIT_AMPERE, SR_UNIT_CELSIUS};
+       const int f[] = {SR_MQFLAG_RMS, 0, 0};
+       const char *r[] = {"V RMS", "A", "°C"};
 
        sr_analog_init_(&analog, &encoding, &meaning, &spec, 3);
 
        for (i = 0; i < ARRAY_SIZE(r); i++) {
-               meaning.unit = SR_UNIT_VOLT;
-               meaning.mqflags = SR_MQFLAG_RMS;
+               meaning.unit = u[i];
+               meaning.mqflags = f[i];
                ret = sr_analog_unit_to_string(&analog, &result);
                fail_unless(ret == SR_OK);
                fail_unless(result != NULL);