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Don't route audio output to the output channel of the input device when doing an aggregate device #836

	name: Build & Test

	on: [push, pull_request]

	jobs:
	build:
	runs-on: ${{ matrix.os }}
	continue-on-error: ${{ matrix.experimental }}
	strategy:
	fail-fast: false
	matrix:
	os: [macos-14, macos-15]
	rust: [stable]
	experimental: [false]
	include:
	- os: macos-15
	rust: nightly
	experimental: true

	steps:
	- uses: actions/checkout@v4
	with:
	submodules: recursive

	- name: Install Rust
	run: rustup toolchain install ${{ matrix.rust }} --profile minimal --component rustfmt,clippy,rust-src

	- name: Setup Rust
	run: \|
	rustup default ${{ matrix.rust }}
	toolchain=$(rustup default)
	echo "Use Rust toolchain: $toolchain"
	rustc --version
	cargo --version

	- name: Setup switchaudio
	run: \|
	brew install switchaudio-osx

	- name: Setup blackhole-2ch
	run: \|
	brew install blackhole-2ch blackhole-16ch
	sudo killall -9 coreaudiod
	SwitchAudioSource -s "BlackHole 2ch" -t input
	SwitchAudioSource -s "BlackHole 16ch" -t output

	- name: Build
	run: cargo build --verbose

	- name: Regular Test
	run: sh run_tests.sh

	- name: AddressSanitizer Test
	if: ${{ matrix.rust == 'nightly' }}
	run: sh run_sanitizers.sh address

	- name: ThreadSanitizer Test
	if: ${{ matrix.rust == 'nightly' }}
	run: sh run_sanitizers.sh thread