refs #6184 put an assert in a simple template test

git-svn-id: file:///svn/mysql/tokudb-engine/tokudb-engine@54568 c7de825b-a66e-492c-adef-691d508d4ae1

storage/tokudb/tests/max_test.cc

 // test explicit generation of a simple template function
 
 #include <stdio.h>
+#include <assert.h>
 #include <stdlib.h>
 #include <assert.h>
 
@@ -14,6 +15,8 @@ int main(int argc, char *argv[]) {
     assert(argc == 3);
     int a = atoi(argv[1]);
     int b = atoi(argv[2]);
-    printf("%d %d %d\n", a, b, my_max<int>(a, b));
+    int m = my_max<int>(a, b);
+    printf("%d %d %d\n", a, b, m);
+    assert(m == (a > b ? a : b));
     return 0;
 }