Add benchmark extrinsic command (#11456)

* Benchmark extrinsic

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Reduce warmup and repeat

Running this 1000 times with a full block takes ~33 minutes 🙈.
Reducing it to ~3 minutes per default.

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Make ExistentialDeposit public

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Add 'bechmark extrinsic' command

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* fmt

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Add --list and cleanup

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Unrelated Clippy

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Clippy

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Fix tests and doc

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Move implementations up + fmt

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Dont use parameter_types macro

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Cache to_lowercase() call

The .to_lowercase() on the builder is actually not needes
since its already documented to only return lower case.

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Spelling

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Use correct nightly for fmt...

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Rename ED

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Fix compile

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Subtract block base weight

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Fixes

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Use tmp folder for test

This should already be the case since --dev is passed but
somehow not...

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Fix test

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

substrate/bin/node/cli/src/lib.rs

@@ -35,11 +35,11 @@ pub mod chain_spec;
 #[macro_use]
 pub mod service;
 #[cfg(feature = "cli")]
+mod benchmarking;
+#[cfg(feature = "cli")]
 mod cli;
 #[cfg(feature = "cli")]
 mod command;
-#[cfg(feature = "cli")]
-mod command_helper;
 
 #[cfg(feature = "cli")]
 pub use cli::*;