Refactor GitHub Actions Workflows for Improved CI/CD Performance #3

	name: Run unit tests parallel
	on:
	push:
	branches:
	- main
	pull_request:
	workflow_dispatch: {}

	jobs:
	Build-And-Test-Server:
	timeout-minutes: 210
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	chunk: [1, 2, 3, 4]
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Setup Node
	uses: actions/setup-node@v4
	with:
	node-version: '18'

	- name: Build o1js and prepare for tests
	id: prepare
	run: \|
	git submodule update --init --recursive
	npm ci
	npm run build
	echo "test_count=$(find ./dist/node -name "*.unit-test.js" \| wc -l)" >> $GITHUB_OUTPUT
	touch profiling.md

	- name: Run unit tests
	env:
	TOTAL_TESTS: ${{ steps.prepare.outputs.test_count }}
	CHUNK: ${{ matrix.chunk }}
	CHUNKS: 4 # This should match the number of chunks in the matrix
	run: \|
	start_index=$(( (TOTAL_TESTS * (CHUNK - 1) / CHUNKS) ))
	end_index=$(( (TOTAL_TESTS * CHUNK / CHUNKS) ))
	START_INDEX=$start_index END_INDEX=$end_index ./run-unit-tests-range.sh
	continue-on-error: false

	- name: Upload test results
	if: always()
	uses: actions/upload-artifact@v2
	with:
	name: test-results-${{ matrix.chunk }}
	path: profiling.md

	- name: Add to job summary
	if: always()
	run: \|
	echo "### Test Results for Chunk ${{ matrix.chunk }}" >> $GITHUB_STEP_SUMMARY
	cat profiling.md >> $GITHUB_STEP_SUMMARY

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