likely: new module

[ccan] / ccan / likely / test / run.c

diff --git a/ccan/likely/test/run.c b/ccan/likely/test/run.c
new file mode 100644 (file)
index 0000000..b6413b1
--- /dev/null
+++ b/ccan/likely/test/run.c
@@ -0,0 +1,36 @@
+#include <ccan/likely/likely.c>
+#include <ccan/likely/likely.h>
+#include <ccan/tap/tap.h>
+#include <stdlib.h>
+
+static bool one_seems_likely(unsigned int val)
+{
+       if (likely(val == 1))
+               return true;
+       return false;
+}
+
+static bool one_seems_unlikely(unsigned int val)
+{
+       if (unlikely(val == 1))
+               return true;
+       return false;
+}
+
+static unlikely_func bool calling_is_unlikely(void)
+{
+       return true;
+}
+
+int main(int argc, char *argv[])
+{
+       plan_tests(5);
+
+       /* Without debug, we can only check that it doesn't effect functions. */
+       ok1(one_seems_likely(1));
+       ok1(!one_seems_likely(2));
+       ok1(one_seems_unlikely(1));
+       ok1(!one_seems_unlikely(2));
+       ok1(calling_is_unlikely());
+       exit(exit_status());
+}