signal: Remove test that were accidentally included in the ctrl-c example

examples/ctrl-c.rs

@@ -61,38 +61,3 @@ fn main() {
 
     println!("Stream ended, quiting the program.");
 }
-
-#[cfg(test)]
-// `Child::kill` terminates the application instead of sending the equivalent to SIGKILL on windows
-#[cfg(unix)]
-mod tests {
-    use super::*;
-
-    use std::env;
-    use std::path::Path;
-    use std::process::Command;
-
-    #[test]
-    fn ctrl_c() {
-        let args = env::args().collect::<Vec<_>>();
-        let ctrl_c_child = "ctrl_c_child";
-        if args.len() >= 3 && args.last().map(|s| &s[..]) == Some(ctrl_c_child) {
-            super::main();
-        } else {
-            let ctrl_c_path = Path::new("target")
-                .join("debug")
-                .join("examples")
-                .join("ctrl-c");
-            let mut child = Command::new(ctrl_c_path)
-                .args(&["ctrl_c", "--nocapture", ctrl_c_child])
-                .spawn()
-                .unwrap();
-
-            for i in 0..STOP_AFTER {
-                println!("Kill {}", i);
-                child.kill().unwrap();
-            }
-            child.wait().unwrap();
-        }
-    }
-}