Add CLI's tests using clap::Command::debug_assert().

Documentation: https://docs.rs/clap/latest/clap/struct.Command.html#method.debug_assert

hagridctl/src/cli.rs

@@ -84,3 +84,14 @@ pub(crate) fn print_errors(e: anyhow::Error) {
     }
     eprintln!();
 }
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use clap::CommandFactory;
+
+    #[test]
+    fn test_cli() {
+        Cli::command().debug_assert()
+    }
+}

tester/src/cli.rs

@@ -46,3 +46,14 @@ pub(crate) fn dispatch_cmd(cli: Cli) -> anyhow::Result<()> {
         } => generate::run(cert_count, certs_output_file, fingerprints_output_file),
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use clap::CommandFactory;
+
+    #[test]
+    fn test_cli() {
+        Cli::command().debug_assert()
+    }
+}