add: test that the example configs can be loaded

daemon-config.toml.example

@@ -22,8 +22,8 @@ rpc_port = 8332
 #
 # RPC user and password
 # Generate with https://github.com/bitcoin/bitcoin/tree/master/share/rpcauth !
-# rpc_user = ""
-# rpc_password = ""
+rpc_user = "miningpoolobserver"
+rpc_password = ""
 
 # Re-process all database transactions and apply new tags on deamon-startup.
 # This might be requried after an update. You don't need to run this everytime.

shared/src/config.rs

@@ -178,3 +178,27 @@ impl From<log::ParseLevelError> for ConfigError {
         ConfigError::InvalidLogLevel(err)
     }
 }
+
+#[cfg(test)]
+mod tests {
+
+    #[test]
+    fn load_example_config() {
+        use crate::config;
+        use std::env;
+
+        const EXAMPLE_DAEMON_CONFIG: &str = "../daemon-config.toml.example";
+        env::set_var(config::ENVVAR_CONFIG_FILE, EXAMPLE_DAEMON_CONFIG);
+        let _cfg = config::load_daemon_config().expect(&format!(
+            "We should be able to load the deamon config file '{}'",
+            EXAMPLE_DAEMON_CONFIG
+        ));
+
+        const EXAMPLE_WEB_CONFIG: &str = "../web-config.toml.example";
+        env::set_var(config::ENVVAR_CONFIG_FILE, EXAMPLE_WEB_CONFIG);
+        let _cfg = config::load_web_config().expect(&format!(
+            "We should be able to load the web config file '{}'",
+            EXAMPLE_DAEMON_CONFIG
+        ));
+    }
+}