--- /dev/null
+#include <ccan/tal/path/path.h>
+#include <ccan/tal/path/path.c>
+#include <ccan/tap/tap.h>
+
+int main(void)
+{
+ plan_tests(9);
+
+ ok1(path_ext_off("foo") == 3);
+ ok1(path_ext_off(".foo") == 4);
+ ok1(path_ext_off("bar.foo") == 3);
+ ok1(path_ext_off("bar/foo") == 7);
+ ok1(path_ext_off("bar/.foo") == 8);
+ ok1(path_ext_off(".bar/foo") == 8);
+ ok1(path_ext_off("foo.bar/foo") == 11);
+ ok1(path_ext_off("foo.bar/foo.") == 11);
+ ok1(path_ext_off("foo.bar/foo..") == 12);
+ return exit_status();
+}