32         static auto two(bool& executed) -> task<>  in TEST()
36             executed = true;  in TEST()
41     // Add boolean to confirm that co-routine actually executed by the  in TEST()
43     bool executed = false;  in TEST()  local
44     stdexec::sync_wait(_::two(executed));  in TEST()
45     EXPECT_TRUE(executed);  in TEST()
84         static auto one(size_t count, size_t& executed) -> task<size_t>  in TEST()
88                 ++executed;  in TEST()
89                 co_return (co_await one(count - 1, executed)) + 1;  in TEST()
96     size_t executed = 0;  in TEST()  local
99         _::one(count, executed) |  in TEST()
102     EXPECT_EQ(executed, count);  in TEST()