Add listen_tcp_on_free_port to return a test port #122

	name: Test and Build

	on: [push, pull_request]

	jobs:

	test:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	rust:
	- 1.63.0 # MSRV
	- stable
	- nightly

	steps:
	- uses: actions/checkout@v2
	- uses: Swatinem/rust-cache@v1.2.0
	- uses: actions-rs/toolchain@v1
	with:
	toolchain: ${{ matrix.rust }}
	override: true
	- uses: cachix/install-nix-action@v25
	with:
	nix_path: nixpkgs=channel:nixos-23.11
	- name: Add nginxWithStream to PATH
	run: \|
	nix build .#nginx-with-stream -o nginx
	echo "$(pwd)/nginx/bin" >> $GITHUB_PATH
	- name: Fixes for MSRV
	if: matrix.rust == '1.63.0'
	run: \|
	cargo update
	cargo update -p regex --precise 1.9.6
	cargo update -p time@0.3.37 --precise 0.3.20
	cargo update -p tokio --precise 1.38.1
	cargo update -p tokio-util --precise "0.7.11"
	cargo update -p idna_adapter --precise 1.1.0
	cargo update -p security-framework-sys --precise "2.11.1"
	- name: test ohttp-relay
	run: cargo test --verbose --all-features

	fmt:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	- uses: Swatinem/rust-cache@v1.2.0
	- uses: actions-rs/toolchain@v1
	with:
	toolchain: nightly
	override: true
	- run: rustup component add rustfmt --toolchain nightly-x86_64-unknown-linux-gnu
	- name: fmt check
	run: cargo fmt --all -- --check

	clippy:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: Swatinem/rust-cache@v1.2.0
	- uses: actions-rs/toolchain@v1
	with:
	toolchain: nightly
	override: true
	- run: rustup component add clippy
	- name: Clippy check
	run: cargo clippy -- -D warnings

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