Add explicit compile errors when cfg=fuzzing is mis-set
[rust-lightning] / fuzz / src / bin / msg_node_announcement_target.rs
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10 // This file is auto-generated by gen_target.sh based on target_template.txt
11 // To modify it, modify target_template.txt and run gen_target.sh instead.
12
13 #![cfg_attr(feature = "libfuzzer_fuzz", no_main)]
14
15 #[cfg(not(fuzzing))]
16 compile_error!("Fuzz targets need cfg=fuzzing");
17
18 extern crate lightning_fuzz;
19 use lightning_fuzz::msg_targets::msg_node_announcement::*;
20
21 #[cfg(feature = "afl")]
22 #[macro_use] extern crate afl;
23 #[cfg(feature = "afl")]
24 fn main() {
25         fuzz!(|data| {
26                 msg_node_announcement_run(data.as_ptr(), data.len());
27         });
28 }
29
30 #[cfg(feature = "honggfuzz")]
31 #[macro_use] extern crate honggfuzz;
32 #[cfg(feature = "honggfuzz")]
33 fn main() {
34         loop {
35                 fuzz!(|data| {
36                         msg_node_announcement_run(data.as_ptr(), data.len());
37                 });
38         }
39 }
40
41 #[cfg(feature = "libfuzzer_fuzz")]
42 #[macro_use] extern crate libfuzzer_sys;
43 #[cfg(feature = "libfuzzer_fuzz")]
44 fuzz_target!(|data: &[u8]| {
45         msg_node_announcement_run(data.as_ptr(), data.len());
46 });
47
48 #[cfg(feature = "stdin_fuzz")]
49 fn main() {
50         use std::io::Read;
51
52         let mut data = Vec::with_capacity(8192);
53         std::io::stdin().read_to_end(&mut data).unwrap();
54         msg_node_announcement_run(data.as_ptr(), data.len());
55 }
56
57 #[test]
58 fn run_test_cases() {
59         use std::fs;
60         use std::io::Read;
61         use lightning_fuzz::utils::test_logger::StringBuffer;
62
63         use std::sync::{atomic, Arc};
64         {
65                 let data: Vec<u8> = vec![0];
66                 msg_node_announcement_run(data.as_ptr(), data.len());
67         }
68         let mut threads = Vec::new();
69         let threads_running = Arc::new(atomic::AtomicUsize::new(0));
70         if let Ok(tests) = fs::read_dir("test_cases/msg_node_announcement") {
71                 for test in tests {
72                         let mut data: Vec<u8> = Vec::new();
73                         let path = test.unwrap().path();
74                         fs::File::open(&path).unwrap().read_to_end(&mut data).unwrap();
75                         threads_running.fetch_add(1, atomic::Ordering::AcqRel);
76
77                         let thread_count_ref = Arc::clone(&threads_running);
78                         let main_thread_ref = std::thread::current();
79                         threads.push((path.file_name().unwrap().to_str().unwrap().to_string(),
80                                 std::thread::spawn(move || {
81                                         let string_logger = StringBuffer::new();
82
83                                         let panic_logger = string_logger.clone();
84                                         let res = if ::std::panic::catch_unwind(move || {
85                                                 msg_node_announcement_test(&data, panic_logger);
86                                         }).is_err() {
87                                                 Some(string_logger.into_string())
88                                         } else { None };
89                                         thread_count_ref.fetch_sub(1, atomic::Ordering::AcqRel);
90                                         main_thread_ref.unpark();
91                                         res
92                                 })
93                         ));
94                         while threads_running.load(atomic::Ordering::Acquire) > 32 {
95                                 std::thread::park();
96                         }
97                 }
98         }
99         let mut failed_outputs = Vec::new();
100         for (test, thread) in threads.drain(..) {
101                 if let Some(output) = thread.join().unwrap() {
102                         println!("\nOutput of {}:\n{}\n", test, output);
103                         failed_outputs.push(test);
104                 }
105         }
106         if !failed_outputs.is_empty() {
107                 println!("Test cases which failed: ");
108                 for case in failed_outputs {
109                         println!("{}", case);
110                 }
111                 panic!();
112         }
113 }