use github repo as central

test/core/runnable_ut.cc

@@ -0,0 +1,22 @@
+#include <iostream>
+#include <stdio.h>
+#include "gtest/gtest.h"
+#include "alibabacloud/core/Runnable.h"
+
+using namespace std;
+using namespace AlibabaCloud;
+
+
+static int nbr = 0;
+void foo() {
+  nbr = 1;
+}
+
+// there should be no exception
+TEST(Runnable, basic) {
+  std::function<void()> func(foo);
+  Runnable f(func);
+  EXPECT_TRUE(nbr == 0);
+  f.run();
+  EXPECT_TRUE(nbr == 1);
+}