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frontend-utils: Use a loopback address for tests on Linux 

Turns out that some hosts will try to connect to the black hole address
instead of failing instantaneously, so this patch replaces that address
with a loopback address with an unlikely to be used port.
This commit is contained in:
Kamil Jarosz 2024-07-20 10:22:25 +02:00
parent aa3f046f68
commit 43472ed221
1 changed files with 11 additions and 1 deletions
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12
frontend-utils/src/backends/navigator.rs
View File

@ -679,7 +679,17 @@ mod tests {
#[macro_rules_attribute::apply(async_test)]
async fn test_socket_fail() {
let addr = SocketAddr::from_str("[100::]:42").expect("black hole address");
// We want to use here an address that will cause the connection to fail instantly.
// On Windows and macOS we use an IPv6 black hole address,
// as connections to 127.0.0.42:226 do not fail instantly.
// On Linux we try to use a loopback address with an unused port,
// because some hosts try connecting to the black hole address.
let addr = if cfg!(target_os = "linux") {
SocketAddr::from_str("127.0.0.42:226")
} else {
SocketAddr::from_str("[100::]:42")
}
.expect("test address");
let (_client_write, client_read) = connect_test_socket(addr, TIMEOUT, true);
assert_next_socket_actions!(