vendor/failure/tests/fail_compat.rs

   1 #[macro_use]
   2 extern crate failure;
   3
   4 use failure::Fail;
   5
   6 fn return_failure() -> Result<(), failure::Error> {
   7     #[derive(Fail, Debug)]
   8     #[fail(display = "my error")]
   9     struct MyError;
  10
  11     let err = MyError;
  12     Err(err.into())
  13 }
  14
  15 fn return_error() -> Result<(), Box<std::error::Error>> {
  16     return_failure()?;
  17     Ok(())
  18 }
  19
  20 fn return_error_send_sync() -> Result<(), Box<std::error::Error + Send + Sync>> {
  21     return_failure()?;
  22     Ok(())
  23 }
  24
  25 #[test]
  26 fn smoke_default_compat() {
  27     let err = return_error();
  28     assert!(err.is_err());
  29 }
  30
  31 #[test]
  32 fn smoke_compat_send_sync() {
  33     let err = return_error_send_sync();
  34     assert!(err.is_err());
  35 }