name: Benchmark PHPUnit

# A/B wall-time benchmark: serial phpunit vs the fast-unit parallel runner.

# Scheduled only (not on pull requests); runs every 2 hours on ubuntu.

# Reminder: cron fires only from the default branch, so this starts running

# once the file is on `main`.

on:

schedule:

- cron: '0 */2 * * *'

workflow_dispatch: null

env:

COMPOSER_ROOT_VERSION: "dev-main"

jobs:

benchmark:

strategy:

fail-fast: false

matrix:

os: [ubuntu-latest]

php-versions: ['8.4', '8.5']

runs-on: ${{ matrix.os }}

timeout-minutes: 15

name: benchmark (${{ matrix.os }})

steps:

- uses: actions/checkout@v5

-

uses: shivammathur/setup-php@v2

with:

php-version: ${{ matrix.php-versions }}

coverage: none

ini-values: zend.assertions=1

- uses: "ramsey/composer-install@v4"

- name: Serial phpunit

shell: bash

run: |

printf '| platform | php | mode | wall time |\n| --- | --- | --- | --- |\n' >> "$GITHUB_STEP_SUMMARY"

start=$SECONDS

vendor/bin/phpunit

echo "| ${{ matrix.os }} | ${{ matrix.php-versions }} | serial | $((SECONDS - start))s |" >> "$GITHUB_STEP_SUMMARY"

- name: fast-unit runner

shell: bash

run: |

start=$SECONDS

vendor/bin/fastunit

echo "| ${{ matrix.os }} | ${{ matrix.php-versions }} | fast-unit | $((SECONDS - start))s |" >> "$GITHUB_STEP_SUMMARY"