SY-3816: Oracle Migration Tooling #3

	name: Fuzz - Go

	on:
	pull_request:
	schedule:
	- cron: "0 3 * * 1" # Weekly, Monday 3am UTC
	workflow_dispatch:

	jobs:
	fuzz:
	name: Fuzz (${{ matrix.module }})
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	include:
	- module: x/go
	artifact: x-go
	- module: core
	artifact: core
	- module: arc/go
	artifact: arc-go
	steps:
	- name: Checkout repository
	uses: actions/checkout@v6

	- name: Set up Go
	uses: actions/setup-go@v6
	with:
	go-version-file: ${{ matrix.module }}/go.mod
	cache-dependency-path: \|
	${{ matrix.module }}/go.mod
	${{ matrix.module }}/go.sum

	- name: Fuzz
	working-directory: ${{ matrix.module }}
	# go test -fuzz requires a single package (cannot use ./...), so we
	# discover packages containing fuzz targets via grep and iterate.
	run: \|
	packages=$(grep -rl '^func Fuzz' --include='_test.go' . \| sed 's\|/[^/]$\|\|' \| sort -u)
	if [ -z "$packages" ]; then
	echo "No fuzz targets found"
	exit 0
	fi
	for pkg in $packages; do
	echo "::group::Fuzzing $pkg"
	targets=$(go test "$pkg" -list '^Fuzz' -run '^$' 2>/dev/null \| grep '^Fuzz' \|\| true)
	for target in $targets; do
	echo "--- $target ---"
	go test "$pkg" -fuzz="^${target}$" -fuzztime=60s -run='^$'
	done
	echo "::endgroup::"
	done

	- name: Upload crash corpus
	if: failure()
	uses: actions/upload-artifact@v4
	with:
	name: fuzz-crashes-${{ matrix.artifact }}
	path: ${{ matrix.module }}/**/testdata/fuzz/

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