gha: add nix jobs tests

.github/workflows/nix-jobs-test.yaml

@@ -0,0 +1,72 @@
+on:
+  pull_request:
+  push:
+
+jobs:
+  nix-jobs-test:
+    name: "Test nix jobs"
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          ref: "${{github.head_ref || github.ref_name}}"
+      - name: Install Nix
+        uses: cachix/install-nix-action@v27
+        with:
+          extra_nix_config: |
+            trusted-public-keys = hydra.iohk.io:f/Ea+s+dFdN+3Y/G+FDgSq+a5NEWhJGzdjvKNGv0/EQ= cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=
+            substituters = https://cache.iog.io https://cache.nixos.org/
+            experimental-features = fetch-closure flakes nix-command
+      - name: Test
+        run: |
+          nix --version
+
+          export DEBUG="true"
+          export ERA_CMD="alonzo"
+          export SUBMIT_TX="false"
+          export UNSTABLE="false"
+          export UNSTABLE_LIB="false"
+          export USE_ENCRYPTION=true
+          export USE_DECRYPTION=true
+          export USE_NODE_CONFIG_BP=false
+
+          TESTS() {
+            echo "Running legacy create-cardano config job"
+            nix run .#job-gen-custom-node-config
+            echo
+
+            echo "Running create-testnet-data config job"
+            nix run .#job-gen-custom-node-config-data
+            echo
+
+            echo "Running create stake pool keys job"
+            nix run .#job-create-stake-pool-keys
+            echo
+
+            echo "Running move genesis utxo job"
+            nix run .#job-move-genesis-utxo
+            echo
+
+            echo "Running register stake pools job"
+            POOL_NAMES="sp-1 sp-2 sp-3" nix run .#job-register-stake-pools
+            echo
+
+            echo "Running delegate rewards stake key job"
+            nix run .#job-delegate-rewards-stake-key
+            echo
+
+            echo "Running update proposal hard fork job"
+            MAJOR_VERSION="7" nix run .#job-update-proposal-hard-fork
+            echo
+          }
+
+          echo
+          echo "Run nix job tests with release versioning..."
+          TESTS()
+          echo
+
+          echo "Now run nix job tests again with pre-release versioning..."
+          export UNSTABLE="true"
+          export UNSTABLE_LIB="true"
+          TESTS()

flakeModules/jobs.nix

@@ -366,6 +366,7 @@ in {
             fi
 
             # Use the new create-testnet-data cli cmd
+            mkdir -p "$GENESIS_DIR"
             "''${CARDANO_CLI[@]}" genesis create-testnet-data \
               --genesis-keys "$NUM_GENESIS_KEYS" \
               --utxo-keys 1 \