Add workflow for weekly smoke tests on unusual platforms

Author: timfel

.github/workflows/platforms-tests.yml

@@ -0,0 +1,54 @@
+name: Test on CentOS ppc64le
+on:
+  schedule:
+    - cron: '0 0 * * 1'
+  workflow_dispatch:
+
+jobs:
+  centos-ppc64le-test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-java@v4
+        with:
+          distribution: 'temurin'
+          java-version: '21'
+          cache: 'maven'
+
+      - name: Build maven artifacts
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y git cmake build-essential python3 maven
+          git clone --depth=1 https://github.com/graalvm/mx.git
+          export PATH=$PWD/mx:$PATH
+          export NATIVE_IMAGES=''
+          mx sforceimport
+          mx -p ../graal/vm fetch-jdk -A --jdk-id labsjdk-ce-latest
+          export JAVA_HOME="$HOME/.mx/jdks/labsjdk-ce-latest/"
+          mx --dy /vm build
+          mx --dy /vm maven-deploy --validate none --all-suites --suppress-javadoc --all-distribution-types --licenses UPL,MIT,GPLv2-CPE,BSD-new,PSF-License,ICU python-local-snapshots file://$(pwd)/m2repo
+
+      - uses: docker/setup-qemu-action@v3
+
+      - name: Test on ubi8 (RHEL 8 ppc64le) via QEMU
+        uses: addnab/docker-run-action@v3
+        with:
+          image: ppc64le/ubi8:latest
+          options: >-
+            --platform=linux/ppc64le
+            -v ${{ github.workspace }}:/workspace
+          shell: bash
+          run: |
+            microdnf install -y python3 git wget tar gzip cmake gcc gcc-c++ maven
+
+            # Install IBM Semeru OpenJ9 Java 21 (ppc64le)
+            wget https://github.com/ibmruntimes/semeru21-binaries/releases/download/jdk-21.0.8%2B9_openj9-0.53.0/ibm-semeru-open-jdk_ppc64le_linux_21.0.8_9_openj9-0.53.0.tar.gz
+            mkdir -p /opt/java/openjdk-21-openj9
+            tar -C /opt/java/openjdk-21-openj9 --strip-components=1 -xzf ibm-semeru-open-jdk_ppc64le_linux_21.0.0_35_openj9-0.41.0.tar.gz
+            export JAVA_HOME=/opt/java/openjdk-21-openj9
+            export PATH=$JAVA_HOME/bin:$PATH
+
+            # Run some basic smoke tests
+            cd /workspace
+            mvn -f graalpython/com.oracle.graal.python.test.integration/pom.xml -Dcom.oracle.graal.python.test.polyglot.version=26.0.0-SNAPSHOT -Dcom.oracle.graal.python.test.polyglot_repo=file:///$(pwd)/m2repo --batch-mode -U -Dpolyglot.python.UnsupportedPlatformEmulates=linux test -Dtest=HelloWorldTests,AttributeTests,BuiltinSubclassTest,ComplexTexts,CreateClassTest,AsyncActionThreadingTest,JavaInteropTest