add String test #614

	# This workflow will build a Java project with Maven
	# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-maven

	name: Java CI with Maven

	on:
	push:
	branches: [ main, 2022-12, 2022-09, 2022-06 ]
	pull_request:
	branches: [ main, 2022-12, 2022-09, 2022-06 ]

	jobs:
	build:

	runs-on: ubuntu-latest
	env:
	DISPLAY: :0
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0 # required for jgit timestamp provider to work
	- name: Set up JDK 21
	uses: actions/setup-java@v4
	with:
	java-version: '21'
	distribution: 'temurin'
	cache: maven
	- run: \|
	sudo apt-get install xvfb
	# start xvfb in the background
	sudo /usr/bin/Xvfb $DISPLAY -screen 0 1280x1024x24 &
	- name: Cache Maven packages
	uses: actions/cache@v4
	with:
	path: ~/.m2
	key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
	restore-keys: ${{ runner.os }}-m2
	- name: Set up Maven
	uses: stCarolas/setup-maven@d6af6abeda15e98926a57b5aa970a96bb37f97d1 # v5
	with:
	maven-version: 3.9.3
	- name: Build with Maven
	run: xvfb-run --auto-servernum mvn -e -V --batch-mode --global-toolchains ${{ github.workspace }}/.github/workflows/toolchains.xml -Pweb,jacoco clean verify
	- name: Cleanup xvfb pidx build
	uses: bcomnes/cleanup-xvfb@v1
	- name: Publish Test Report
	uses: mikepenz/action-junit-report@v4
	if: always() # always run even if the previous step fails
	with:
	report_paths: '*/target/surefire-reports/TEST-.xml'

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