1 // Copyright (c) 2023 Huawei Device Co., Ltd.
2 // Licensed under the Apache License, Version 2.0 (the "License");
3 // you may not use this file except in compliance with the License.
4 // You may obtain a copy of the License at
5 //
6 // http://www.apache.org/licenses/LICENSE-2.0
7 //
8 // Unless required by applicable law or agreed to in writing, software
9 // distributed under the License is distributed on an "AS IS" BASIS,
10 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11 // See the License for the specific language governing permissions and
12 // limitations under the License.
13
14 //! A test for sleep latency in ylong_runtime.
15
16 use std::time::{Duration, Instant};
17
18 use ylong_runtime::builder::RuntimeBuilder;
19 #[cfg(feature = "time")]
20 use ylong_runtime::time::sleep;
21 use ylong_runtime::{block_on, spawn};
22
main()23 fn main() {
24 let _runtime = RuntimeBuilder::new_multi_thread().build().unwrap();
25
26 let handle_one = spawn(async {
27 let start = Instant::now();
28 sleep(Duration::new(1, 0)).await;
29 println!("{:?}", Instant::now() - start);
30 });
31 let handle_two = spawn(async {
32 let start = Instant::now();
33 sleep(Duration::new(2, 0)).await;
34 println!("{:?}", Instant::now() - start);
35 });
36 let handle_three = spawn(async {
37 let start = Instant::now();
38 sleep(Duration::new(3, 0)).await;
39 println!("{:?}", Instant::now() - start);
40 });
41 block_on(handle_one).unwrap();
42 block_on(handle_two).unwrap();
43 block_on(handle_three).unwrap();
44
45 println!("-------------------");
46
47 block_on(async move {
48 let start = Instant::now();
49 let mut times = 10;
50 while times > 0 {
51 sleep(Duration::new(0, 200_000_000)).await;
52 println!("{:?}", Instant::now() - start);
53 times -= 1;
54 }
55 });
56 }
57