macros.rs

/// Run benches in WASM environment.
///
/// Configure your module to build the mock runtime into wasm code.
/// Create a `build.rs` like you do with your runtime.
/// ```.ignore
/// use substrate_wasm_builder::WasmBuilder;
/// fn main() {
///     WasmBuilder::new()
///         .with_current_project()
///         .export_heap_base()
///         .import_memory()
///         .build()
/// }
/// ```
///
/// Update mock runtime to be build into wasm code.
/// ```.ignore
/// #![cfg_attr(not(feature = "std"), no_std)]
///
/// #[cfg(feature = "std")]
/// include!(concat!(env!("OUT_DIR"), "/wasm_binary.rs"));
///
/// #[cfg(feature = "std")]
/// pub fn wasm_binary_unwrap() -> &'static [u8] { WASM_BINARY.unwrap() }
/// ..
/// ```
///
/// Create a file `bench_runner.rs` with following code:
///  ```.ignore
/// orml_bencher::run_benches!(my_module::benches);
/// ```
/// 
/// Update Cargo.toml by adding:
/// ```toml
/// ..
/// [package]
/// name = "my-module"
/// ..
/// build = 'build.rs'
///
/// [build-dependencies]
/// substrate-wasm-builder = '4.0.0'
///
/// [[bench]]
/// name = 'benches'
/// harness = false
/// path = 'bench_runner.rs'
/// required-features = ['bench']
///
/// [features]
/// bench = []
/// ..
/// ```
/// 
/// Run bench with features bench: `cargo bench --features=bench`
#[cfg(feature = "std")]
#[macro_export]
macro_rules! run_benches {
	($benches:path) => {
		use $benches::{wasm_binary_unwrap, Block};
		pub fn main() {
			let output = $crate::bench_runner::run::<Block>(wasm_binary_unwrap().to_vec());
			$crate::handler::handle(output);
		}
	};
}

/// Define benches
///
/// Create a file `src/benches.rs`: