WIP do not merge - various things for debugging CI

* minimise test
* use ubuntu 20
* use oracle jdk17
* run in a loop, don't stop on error
* log exit code
* upload artifacts if smoketest failed

.github/workflows/pr.yml

@@ -1,68 +1,19 @@
 name: pr
 on: pull_request
 jobs:
-  test:
-    runs-on: ${{ matrix.os }}
-    strategy:
-      matrix:
-        os: [ubuntu-22.04, windows-2022, macos-12]
-    steps:
-      - uses: actions/checkout@v3
-        with:
-          fetch-depth: 1
-      - uses: coursier/cache-action@v6
-      - name: Set up JDK
-        uses: actions/setup-java@v3
-        with:
-          distribution: 'temurin'
-          java-version: '19'
-      - name: Set up Ruby
-        uses: ruby/setup-ruby@v1
-        with:
-          ruby-version: 2.7
-      - name: Install Bundler
-        run: gem install bundler
-      - name: Delete `.rustup` directory
-        run: rm -rf /home/runner/.rustup # to save disk space
-        if: runner.os == 'Linux'
-      - name: Delete `.cargo` directory # to save disk space
-        run: rm -rf /home/runner/.cargo
-        if: runner.os == 'Linux'
-      - name: Compile and run tests
-        run: sbt clean +test
-  formatting:
-    runs-on: ubuntu-22.04
-    steps:
-      - uses: actions/checkout@v3
-        with:
-          fetch-depth: 1
-      - name: Set up JDK
-        uses: actions/setup-java@v3
-        with:
-          distribution: 'temurin'
-          java-version: '19'
-      - name: Check formatting
-        run: sbt scalafmtCheck Test/scalafmtCheck
-      - run: echo "Previous step failed because code is not formatted. Run 'sbt scalafmt Test/scalafmt'"
-        if: ${{ failure() }}
   test-scripts:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v3
         with:
           fetch-depth: 1
       - name: Set up JDK
         uses: actions/setup-java@v3
         with:
-          distribution: 'temurin'
-          java-version: '19'
+          distribution: 'oracle'
+          java-version: '17'
       - run: ./testDistro.sh
-      - run: |
-          mkdir /tmp/foo
-          echo "int foo(int a, int b, int c, int d, int e, int f) {}" > /tmp/foo/foo.c
-          ./joern --src /tmp/foo --run scan
-          ./joern-scan /tmp/foo
-          ./joern-scan --dump
-      - run: |
-          cd joern-cli/target/universal/stage
-          ./schema-extender/test.sh
+      - uses: actions/upload-artifact@v3
+        with:
+          name: debug-artifacts
+          path: target/debug-artifacts

testDistro.sh

@@ -1,17 +1,36 @@
 #!/bin/bash
-set -e #stop on error
+# set -e #stop on error
 # set -x #verbose on
 
 readonly SCRIPT_ABS_PATH=$(readlink -f "$0")
 readonly SCRIPT_ABS_DIR=$(dirname "$SCRIPT_ABS_PATH")
 readonly REPO_ROOT=$SCRIPT_ABS_DIR
 
 echo "staging joern"
+
 pushd $REPO_ROOT
-  sbt -Dsbt.log.noformat=true clean joerncli/stage querydb/createDistribution
-  tests/frontends-tests.sh
-  tests/scripts-test.sh
-  tests/querydb-test.sh
+  sbt -Dsbt.log.noformat=true clean joerncli/stage
+
+  # when only running frontends-test 10 times the result is either consistently green or consistently red...
+  # for i in {0..9}; do
+    # echo "XX0 run $i start"
+    # tests/frontends-tests.sh 
+    # exit_code=$?
+    # echo "XX0 run $i end; exit_code=$exit_code"
+  # done
+
+  tests/frontends-tests.sh 
+  exit_code=$?
+  mkdir target/debug-artifacts
+
+  if [ $exit_code -ne 0 ]
+  then
+    echo "XX1 error"
+    cp -rp joern-cli/target/universal/stage/lib/* target/debug-artifacts
+  else
+    echo "XX1 success"
+    echo success > target/debug-artifacts/success.txt
+  fi
 popd
 
 echo "success. go analyse some code"

tests/frontends-tests.sh

@@ -8,7 +8,7 @@ SCRIPT_ABS_DIR=$(dirname "$SCRIPT_ABS_PATH")
 JOERN="$SCRIPT_ABS_DIR"/../joern
 
 # first, run a simplistic smoke test
-$JOERN --script tests/frontends-smoketest.sc
+$JOERN --script tests/frontends-smoketest.sc --verbose
 
 # now test all frontends with proper input code
 frontends=(c jssrc javasrc java ghidra pythonsrc php)