Add mining preset and test

parity/cli/presets/config.mining.toml

@@ -0,0 +1,34 @@
+# This config should be placed in following path:
+#   $HOME/Library/Application Support/io.parity.ethereum/config.toml
+
+[network]
+# Parity will try to maintain connection to at least 50 peers.
+min_peers = 50
+# Parity will maintain at most 100 peers.
+max_peers = 100
+
+[ipc]
+# You won't be able to use IPC to interact with Parity.
+disable = true
+
+[dapps]
+# You won't be able to access any web Dapps.
+disable = true
+
+[mining]
+# Prepare a block to seal even when there are no miners connected.
+force_sealing = true
+# New pending block will be created for all transactions (both local and external).
+reseal_on_txs = "all"
+# New pending block will be created only once per 4000 milliseconds.
+reseal_min_period = 4000
+# Parity will keep/relay at most 2048 transactions in queue.
+tx_queue_size = 2048
+
+[footprint]
+# If defined will never use more then 256MB for all caches. (Overrides other cache settings).
+cache_size = 256
+
+[misc]
+# Logging pattern (`<module>=<level>`, e.g. `own_tx=trace`).
+logging = "miner=trace,own_tx=trace"

parity/cli/presets/config.poa.toml

@@ -1,7 +0,0 @@
-[parity]
-mode = "dark"
-chain = "kovan"
-
-[mining]
-force_sealing = true
-reseal_min_period = 2000

parity/cli/presets/config.pow.toml

@@ -1,3 +0,0 @@
-[parity]
-mode = "passive"
-chain = "homestead"

parity/cli/presets/mod.rs

@@ -17,6 +17,7 @@
 pub fn preset_config_string(arg: &str) -> Result<&'static str, &str> {
     match arg.to_lowercase().as_ref() {
         "dev" => Ok(include_str!("./config.dev.toml")),
+        "mining" => Ok(include_str!("./config.mining.toml")),
         _ => Err(arg.clone())
     }
 }

parity/configuration.rs

@@ -1594,6 +1594,28 @@ mod tests {
 		}
 	}
 
+	#[test]
+	fn test_mining_preset() {
+		let args = vec!["parity", "preset", "mining"];
+		let conf = Configuration::parse(&args, None).unwrap();
+		match conf.into_command().unwrap().cmd {
+			Cmd::Run(c) => {
+				assert_eq!(c.net_conf.min_peers, 50);
+				assert_eq!(c.net_conf.max_peers, 100);
+				assert_eq!(c.ipc_conf.enabled, false);
+				assert_eq!(c.dapps_conf.enabled, false);
+				assert_eq!(c.miner_options.force_sealing, true);
+				assert_eq!(c.miner_options.reseal_on_external_tx, true);
+				assert_eq!(c.miner_options.reseal_on_own_tx, true);
+				assert_eq!(c.miner_options.reseal_min_period, Duration::from_millis(4000));
+				assert_eq!(c.miner_options.tx_queue_size, 2048);
+				assert_eq!(c.cache_config, CacheConfig::new_with_total_cache_size(256));
+				assert_eq!(c.logger_config.mode.unwrap(), "miner=trace,own_tx=trace");
+			},
+			_ => panic!("Should be Cmd::Run"),
+		}
+	}
+
 	#[test]
 	fn should_apply_ports_shift() {
 		// given