test: Use assert_se() where variables are only checked by assert

Allow to build without any warning with NDEBUG defined

src/test/test-alloc-util.c

@@ -99,13 +99,13 @@ static void test_bool_assign(void) {
         g = cp;    /* cast from pointer */
         h = NULL;  /* cast from pointer */
 
-        assert(b);
-        assert(c);
-        assert(d);
-        assert(e);
-        assert(!f);
-        assert(g);
-        assert(!h);
+        assert_se(b);
+        assert_se(c);
+        assert_se(d);
+        assert_se(e);
+        assert_se(!f);
+        assert_se(g);
+        assert_se(!h);
 }
 
 static int cleanup_counter = 0;

src/test/test-fd-util.c

@@ -233,17 +233,17 @@ static void assert_equal_fd(int fd1, int fd2) {
                 ssize_t x, y;
 
                 x = read(fd1, a, sizeof(a));
-                assert(x >= 0);
+                assert_se(x >= 0);
 
                 y = read(fd2, b, sizeof(b));
-                assert(y >= 0);
+                assert_se(y >= 0);
 
-                assert(x == y);
+                assert_se(x == y);
 
                 if (x == 0)
                         break;
 
-                assert(memcmp(a, b, x) == 0);
+                assert_se(memcmp(a, b, x) == 0);
         }
 }
 

src/test/test-time-util.c

@@ -433,7 +433,7 @@ static void assert_similar(usec_t a, usec_t b) {
         else
                 d = b - a;
 
-        assert(d < 10*USEC_PER_SEC);
+        assert_se(d < 10*USEC_PER_SEC);
 }
 
 static void test_usec_shift_clock(void) {