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// Copyright 2021 Centrifuge GmbH (centrifuge.io).
// This file is part of Centrifuge chain project.

// Centrifuge is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version (see http://www.gnu.org/licenses).

// Centrifuge is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// Allow dead code for utilities not used yet
#![allow(dead_code)]
// All code in this crate is test related
#![cfg(test)]

// Allow `#[test_runtimes]` macro to be called everywhere in the crate
#[macro_use]
extern crate runtime_integration_tests_proc_macro;

mod cases;
mod env;
mod utils;
mod envs {
	pub mod evm_env;
	pub mod fudge_env;
	pub mod runtime_env;
}
mod config;
mod impls;

/// Generate tests for the specified runtimes or all runtimes.
/// Usage. Used as building block for #[test_runtimes] procedural macro.
///
/// NOTE: Do not use it direclty, use `#[test_runtimes]` proc macro instead
#[macro_export]
macro_rules! __test_for_runtimes {
	( [ $($runtime_name:ident),* ], $test_name:ident $(, $ignore:meta)?) => {
        // We need here an extra macro to unfold ignore as `?` inside a repetition of runtimes
        macro_rules! __test_for_runtime {
            ( $runtime_name_nested:ident) => {
                #[tokio::test]
                $(#[$ignore])?
                async fn $runtime_name_nested() {
                    $test_name::<$runtime_name_nested::Runtime>()
                }
            };
        }

        #[cfg(test)]
		mod $test_name {
			use super::*;

            #[allow(unused)]
            use development_runtime as development;

            #[allow(unused)]
            use altair_runtime as altair;

            #[allow(unused)]
            use centrifuge_runtime as centrifuge;

            $(
                __test_for_runtime!($runtime_name);
            )*
		}
	};
	( all, $test_name:ident $(, $ignore:meta)?) => {
		$crate::__test_for_runtimes!([development, altair, centrifuge], $test_name $(, $ignore)?);
    };
}

#[cfg(test)]
mod test_for_runtimes_macro_checks {
	fn foo1<T: crate::config::Runtime>() {}
	fn foo2<T: crate::config::Runtime>() {}
	fn foo3<T: crate::config::Runtime>() {}
	fn foo4<T: crate::config::Runtime>() {}
	fn foo5<T: crate::config::Runtime>() {}

	__test_for_runtimes!([development], foo1);
	__test_for_runtimes!([development, altair, centrifuge], foo2);
	__test_for_runtimes!(all, foo3);
	__test_for_runtimes!([development], foo4, ignore = "ignored correctly");
	__test_for_runtimes!(all, foo5, ignore = "ignored correctly");
}