fix: move checks for automated test mode into global.rs (#2956)

* fix: move checks for test/production mode into one place - global.rs

* chore: rustfmt

core/src/genesis.rs

@@ -39,7 +39,7 @@ pub fn genesis_dev() -> core::Block {
 	core::Block::with_header(core::BlockHeader {
 		height: 0,
 		// previous: core::hash::Hash([0xff; 32]),
-		timestamp: Utc.ymd(1997, 8, 4).and_hms(0, 0, 0),
+		timestamp: global::get_genesis_timestamp(),
 		pow: ProofOfWork {
 			nonce: global::get_genesis_nonce(),
 			..Default::default()

core/src/global.rs

@@ -31,7 +31,8 @@ use crate::pow::{
 /// different sets of parameters for different purposes,
 /// e.g. CI, User testing, production values
 use crate::util::RwLock;
-
+use chrono::prelude::{TimeZone, Utc};
+use chrono::{DateTime, Duration};
 /// Define these here, as they should be developer-set, not really tweakable
 /// by users
 
@@ -296,18 +297,6 @@ pub fn txhashset_archive_interval() -> u64 {
 	}
 }
 
-/// Are we in automated testing mode?
-pub fn is_automated_testing_mode() -> bool {
-	let param_ref = CHAIN_TYPE.read();
-	ChainTypes::AutomatedTesting == *param_ref
-}
-
-/// Are we in user testing mode?
-pub fn is_user_testing_mode() -> bool {
-	let param_ref = CHAIN_TYPE.read();
-	ChainTypes::UserTesting == *param_ref
-}
-
 /// Are we in production mode?
 /// Production defined as a live public network, testnet[n] or mainnet.
 pub fn is_production_mode() -> bool {
@@ -324,12 +313,6 @@ pub fn is_floonet() -> bool {
 	ChainTypes::Floonet == *param_ref
 }
 
-/// Are we for real?
-pub fn is_mainnet() -> bool {
-	let param_ref = CHAIN_TYPE.read();
-	ChainTypes::Mainnet == *param_ref
-}
-
 /// Helper function to get a nonce known to create a valid POW on
 /// the genesis block, to prevent it taking ages. Should be fine for now
 /// as the genesis block POW solution turns out to be the same for every new
@@ -348,10 +331,14 @@ pub fn get_genesis_nonce() -> u64 {
 	}
 }
 
-/// Short name representing the current chain type ("floo", "main", etc.)
-pub fn chain_shortname() -> String {
+/// Genesis block timestamp. Dependant on chain type.
+pub fn get_genesis_timestamp() -> DateTime<Utc> {
 	let param_ref = CHAIN_TYPE.read();
-	param_ref.shortname()
+	match *param_ref {
+		ChainTypes::UserTesting => Utc::now(),
+		ChainTypes::AutomatedTesting => Utc::now() - Duration::minutes(60),
+		_ => Utc.ymd(1997, 8, 4).and_hms(0, 0, 0),
+	}
 }
 
 /// Converts an iterator of block difficulty data to more a more manageable

core/src/pow.rs

@@ -72,9 +72,6 @@ pub fn verify_size(bh: &BlockHeader) -> Result<(), Error> {
 /// Mines a genesis block using the internal miner
 pub fn mine_genesis_block() -> Result<Block, Error> {
 	let mut gen = genesis::genesis_dev();
-	if global::is_user_testing_mode() || global::is_automated_testing_mode() {
-		gen.header.timestamp = Utc::now();
-	}
 
 	// total_difficulty on the genesis header *is* the difficulty of that block
 	let genesis_difficulty = gen.header.pow.total_difficulty;
@@ -97,11 +94,6 @@ pub fn pow_size(
 ) -> Result<(), Error> {
 	let start_nonce = bh.pow.nonce;
 
-	// set the nonce for faster solution finding in user testing
-	if bh.height == 0 && global::is_user_testing_mode() {
-		bh.pow.nonce = global::get_genesis_nonce();
-	}
-
 	// try to find a cuckoo cycle on that header hash
 	loop {
 		// if we found a cycle (not guaranteed) and the proof hash is higher that the