parachains-integration-tests is a tool designed to test interactions between Substrate blockchains.
Trappist uses it to ensure the correctness of some of its features.
Install parachains-integration-tests into your system:
$ yarn global add @parity/parachains-integration-tests
Please refer to the project's README.md for an extensive description of how to write YAML test files and how to execute tests.
For example, to use zombienet and perform a reserve transfer that tests the functionality of asset-registry pallet:
$ parachains-integration-tests -m zombienet-test -c xcm-playground.toml -t integration-tests/asset-registry/0_reserve_transfer.yml