math/t_remquo: Add one more test

diff --git a/math/t_remquo.c b/math/t_remquo.c
index 53a2765..711057f 100644 (file)
--- a/math/t_remquo.c
+++ b/math/t_remquo.c
@@ -250,6 +250,51 @@ ATF_TC_BODY(test_remquo4, tc)
        }
 }
 
+
+/*
+ * Test case 5 -- A little bit fuzzing cont.
+ */
+ATF_TC(test_remquo5);
+ATF_TC_HEAD(test_remquo5, tc)
+{
+       atf_tc_set_md_var(tc,
+           "descr",
+           "remquo() should return the same thing as remainder()");
+}
+ATF_TC_BODY(test_remquo5, tc)
+{
+       float fx, fy, fz;
+       double dx, dy, dz;
+       long double ldx, ldy, ldz;
+       long i, N;
+       int quo;
+
+       N = atf_tc_get_config_var_as_long(tc, "iterations");
+       ATF_REQUIRE(N > 0);
+
+       ATF_FOR_LOOP(i, N, i++) {
+               /* float */
+               fx = random_float(FP_NORMAL);
+               fy = random_float(FP_NORMAL);
+               fz = remquof(fx, fy, &quo);
+               ATF_PASS_OR_BREAK(fz == remainderf(fx, fy));
+
+               /* double */
+               dx = random_double(FP_NORMAL);
+               dy = random_double(FP_NORMAL);
+               dz = remquo(dx, dy, &quo);
+               ATF_PASS_OR_BREAK(dz == remainder(dx, dy));
+
+               /* long double */
+#if defined(HAVE_REMQUOL) && defined(HAVE_REMAINDERL)
+               ldx = random_long_double(FP_NORMAL);
+               ldy = random_long_double(FP_NORMAL);
+               ldz = remquol(ldx, ldy, &quo);
+               ATF_PASS_OR_BREAK(ldz == remainderl(ldx, ldy));
+#endif
+       }
+}
+
 /* Add test cases to test program */
 ATF_TP_ADD_TCS(tp)
 {
@@ -257,6 +302,7 @@ ATF_TP_ADD_TCS(tp)
        ATF_TP_ADD_TC(tp, test_remquo2);
        ATF_TP_ADD_TC(tp, test_remquo3);
        ATF_TP_ADD_TC(tp, test_remquo4);
+       ATF_TP_ADD_TC(tp, test_remquo5);
 
        return atf_no_error();
 }