opt: add float/double helpers.

[ccan] / ccan / opt / test / run-helpers.c

diff --git a/ccan/opt/test/run-helpers.c b/ccan/opt/test/run-helpers.c
index 10b241908add534cd0f816457214debe28be1fea..49fb2062e30427725c4b79b33303df55edc02e14 100644 (file)
--- a/ccan/opt/test/run-helpers.c
+++ b/ccan/opt/test/run-helpers.c
@@ -77,7 +77,7 @@ static void set_args(int *argc, char ***argv, ...)
 /* Test helpers. */
 int main(int argc, char *argv[])
 {
-       plan_tests(454);
+       plan_tests(476);
 
        /* opt_set_bool */
        {
@@ -206,6 +206,32 @@ int main(int argc, char *argv[])
                else
                        fail("FIXME: Handle other long sizes");
        }
+       /* opt_set_floatval */
+       {
+               float arg = 1000;
+               reset_options();
+               opt_register_arg("-a", opt_set_floatval, NULL, &arg, "All");
+               ok1(parse_args(&argc, &argv, "-a", "9999", NULL));
+               ok1(arg == 9999);
+               ok1(parse_args(&argc, &argv, "-a", "-9999", NULL));
+               ok1(arg == -9999);
+               ok1(parse_args(&argc, &argv, "-a", "0", NULL));
+               ok1(arg == 0);
+               ok1(!parse_args(&argc, &argv, "-a", "100crap", NULL));
+       }
+       /* opt_set_doubleval */
+       {
+               double arg = 1000;
+               reset_options();
+               opt_register_arg("-a", opt_set_doubleval, NULL, &arg, "All");
+               ok1(parse_args(&argc, &argv, "-a", "9999", NULL));
+               ok1(arg == 9999);
+               ok1(parse_args(&argc, &argv, "-a", "-9999", NULL));
+               ok1(arg == -9999);
+               ok1(parse_args(&argc, &argv, "-a", "0", NULL));
+               ok1(arg == 0);
+               ok1(!parse_args(&argc, &argv, "-a", "100crap", NULL));
+       }
 
        {
                const long long k = 1024;
@@ -1140,6 +1166,40 @@ int main(int argc, char *argv[])
                ok1(buf[OPT_SHOW_LEN] == '!');
        }
 
+       /* opt_show_floatval */
+       {
+               float f;
+               char buf[OPT_SHOW_LEN+2] = { 0 };
+               buf[OPT_SHOW_LEN] = '!';
+
+               f = -77.5;
+               opt_show_floatval(buf, &f);
+               ok1(strcmp(buf, "-77.500000") == 0);
+               ok1(buf[OPT_SHOW_LEN] == '!');
+
+               f = 77.5;
+               opt_show_floatval(buf, &f);
+               ok1(strcmp(buf, "77.500000") == 0);
+               ok1(buf[OPT_SHOW_LEN] == '!');
+       }
+
+       /* opt_show_doubleval */
+       {
+               double d;
+               char buf[OPT_SHOW_LEN+2] = { 0 };
+               buf[OPT_SHOW_LEN] = '!';
+
+               d = -77;
+               opt_show_doubleval(buf, &d);
+               ok1(strcmp(buf, "-77.000000") == 0);
+               ok1(buf[OPT_SHOW_LEN] == '!');
+
+               d = 77;
+               opt_show_doubleval(buf, &d);
+               ok1(strcmp(buf, "77.000000") == 0);
+               ok1(buf[OPT_SHOW_LEN] == '!');
+       }
+
        /* opt_log_stderr. */
        {
                reset_options();