rework test workflow and test setup

.github/workflows/install-test.yml

@@ -1,52 +0,0 @@
-name: Test Patches - Post Build
-
-# Runs automatically after every "Test Release Build" run completes (that build
-# is itself triggered by the 'make-test-build' label on a PR). Reuses the .deb
-# that build produced — no rebuild — installs it on a runner seeded with the
-# latest upstream Proxmox files, and verifies that every mod's patches (and
-# post-apply hooks) apply and revert cleanly. Fails if any mod fails.
-#
-# Wired via workflow_run, so it fires for builds on ANY branch/PR. (GitHub always
-# runs the default-branch copy of this file, so it activates once merged to main.)
-
-on:
-  workflow_run:
-    workflows: ["Test Release Build"]
-    types: [completed]
-
-permissions:
-  contents: read
-  actions: read
-
-jobs:
-  patch-install-test:
-    runs-on: ubuntu-latest
-    container:
-      image: debian:trixie
-    if: github.event.workflow_run.conclusion == 'success'
-    steps:
-      - name: Install base tools
-        run: |
-          apt-get update
-          apt-get install -y --no-install-recommends \
-            ca-certificates git sudo wget xz-utils dpkg
-
-      - uses: actions/checkout@v4
-
-      - name: Download deb from the build run
-        uses: actions/download-artifact@v4
-        with:
-          run-id: ${{ github.event.workflow_run.id }}
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-          pattern: pve-mods-test-build-*
-          merge-multiple: true
-          path: deb
-
-      - name: Fetch upstream Proxmox files
-        run: bash src/Scripts/test/fetch-proxmox-files.sh
-
-      - name: Install built package
-        run: apt-get install -y ./deb/*.deb
-
-      - name: Test all mods
-        run: bash src/Scripts/test/test-mods.sh all

.github/workflows/test-patches.yml

@@ -0,0 +1,41 @@
+name: Test Patches - Post Build
+
+# Called by Test Release Build after a successful .deb build.
+# Installs the artifact on a Proxmox-seeded runner and verifies
+# that every mod's patches apply and revert cleanly.
+
+on:
+  workflow_call:
+
+permissions:
+  contents: read
+
+jobs:
+  patch-install-test:
+    runs-on: ubuntu-latest
+    container:
+      image: debian:trixie
+    steps:
+      - name: Install base tools
+        run: |
+          apt-get update
+          apt-get install -y --no-install-recommends \
+            ca-certificates git sudo wget xz-utils dpkg
+
+      - uses: actions/checkout@v4
+
+      - name: Download deb artifact
+        uses: actions/download-artifact@v4
+        with:
+          pattern: pve-mods-test-build-*
+          merge-multiple: true
+          path: deb
+
+      - name: Fetch upstream Proxmox files
+        run: bash src/Scripts/test/fetch-proxmox-files.sh
+
+      - name: Install built package
+        run: apt-get install -y ./deb/*.deb
+
+      - name: Test all mods
+        run: bash src/Scripts/test/test-mods.sh all

.github/workflows/test-release.yml

@@ -69,3 +69,6 @@ jobs:
           name: pve-mods-test-build-pr${{ github.event.pull_request.number }}-${{ steps.version.outputs.short_sha }}
           path: artifacts/*.deb
           retention-days: 3
+  patch-install-test:
+    needs: test-release-build
+    uses: ./.github/workflows/test-patches.yml

src/Scripts/test/fetch-proxmox-files.sh

@@ -1,16 +1,6 @@
 #!/usr/bin/env bash
-# src/Scripts/test/fetch-proxmox-files.sh
-#
-# Downloads the upstream Proxmox VE files that pve-mod patches and installs them
-# at their real system paths, so the patch engine can be exercised on a plain
-# (non-Proxmox) CI runner.
-#
-# Pulls pve-manager and proxmox-widget-toolkit from the Proxmox no-subscription
-# repository (default: PVE 9 / Debian trixie) and extracts the target files.
-#
-# CI-only helper. The repo is added with [trusted=yes]: we are only fetching
-# public, unmodified UI files to patch against, not installing Proxmox, so
-# managing the signing key would add nothing.
+# Downloads upstream Proxmox VE packages and extracts all their files to real
+# system paths, so the patch engine can be exercised on a plain CI runner.
 
 set -euo pipefail
 
@@ -18,15 +8,6 @@ SUITE="${PVE_SUITE:-trixie}"
 WORKDIR="$(mktemp -d)"
 trap 'rm -rf "$WORKDIR"' EXIT
 
-# Files provided by the two packages, relative to the filesystem root. These are
-# exactly the paths the .patch files (and the nag_screen post-apply hook) touch.
-FILES=(
-    usr/share/perl5/PVE/API2/Nodes.pm
-    usr/share/pve-manager/js/pvemanagerlib.js
-    usr/share/javascript/proxmox-widget-toolkit/proxmoxlib.js
-    usr/share/javascript/proxmox-widget-toolkit/proxmoxlib.min.js
-)
-
 echo "[fetch] Configuring Proxmox no-subscription repo ($SUITE)..."
 echo "deb [trusted=yes] http://download.proxmox.com/debian/pve $SUITE pve-no-subscription" \
     | sudo tee /etc/apt/sources.list.d/pve-test.list >/dev/null
@@ -36,20 +17,10 @@ echo "[fetch] Downloading pve-manager and proxmox-widget-toolkit..."
 cd "$WORKDIR"
 apt-get download pve-manager proxmox-widget-toolkit
 
+echo "[fetch] Extracting to system paths..."
 for deb in *.deb; do
-    echo "[fetch] Extracting $deb"
-    dpkg-deb -x "$deb" extract
-done
-
-for rel in "${FILES[@]}"; do
-    src="extract/$rel"
-    dst="/$rel"
-    if [[ ! -f "$src" ]]; then
-        echo "[fetch] ERROR: expected file not found in packages: $rel" >&2
-        exit 1
-    fi
-    sudo install -Dm644 "$src" "$dst"
-    echo "[fetch] Installed $dst"
+    echo "[fetch]  $deb"
+    sudo dpkg-deb -x "$deb" /
 done
 
 echo "[fetch] Done."

src/Scripts/test/test-mods.sh

@@ -15,7 +15,6 @@
 #      so all of the mod's patches are exercised (e.g. node_info's gpu_history)
 #   3. runs apply-patches.sh and asserts it exits 0
 #   4. runs revert-patches.sh and asserts it reports no unclean reversions
-#   5. restores the pristine Proxmox files before moving to the next mod
 #
 # Failure detection relies on the apply exit code: the patch engine performs an
 # atomic preflight dry-run and exits non-zero if any mod cannot apply cleanly.
@@ -30,18 +29,6 @@ PATCHES_DIR="${PVE_MOD_PATCHES_DIR:-/usr/lib/pve-mod/patches}"
 APPLY="${PVE_MOD_APPLY:-/usr/lib/pve-mod/apply-patches.sh}"
 REVERT="${PVE_MOD_REVERT:-/usr/lib/pve-mod/revert-patches.sh}"
 
-# Proxmox files touched by the patches; snapshotted before and restored after
-# each mod so every mod is tested from a pristine baseline.
-PROXMOX_FILES=(
-    /usr/share/perl5/PVE/API2/Nodes.pm
-    /usr/share/pve-manager/js/pvemanagerlib.js
-    /usr/share/javascript/proxmox-widget-toolkit/proxmoxlib.js
-    /usr/share/javascript/proxmox-widget-toolkit/proxmoxlib.min.js
-)
-
-SNAP_DIR="$(mktemp -d)"
-trap 'rm -rf "$SNAP_DIR"' EXIT
-
 info() { echo "[test] $*"; }
 warn() { echo "[test] WARNING: $*" >&2; }
 
@@ -106,28 +93,6 @@ enable_conditions() {
     done < "$manifest"
 }
 
-snapshot_files() {
-    rm -rf "$SNAP_DIR"/*; mkdir -p "$SNAP_DIR"
-    local i=0 f
-    for f in "${PROXMOX_FILES[@]}"; do
-        if [[ -e "$f" || -L "$f" ]]; then
-            cp -a "$f" "$SNAP_DIR/$i"
-        fi
-        i=$((i+1))
-    done
-}
-
-restore_files() {
-    local i=0 f
-    for f in "${PROXMOX_FILES[@]}"; do
-        if [[ -e "$SNAP_DIR/$i" || -L "$SNAP_DIR/$i" ]]; then
-            rm -f "$f"
-            cp -a "$SNAP_DIR/$i" "$f"
-        fi
-        i=$((i+1))
-    done
-}
-
 # Test a single mod end to end. Returns 0 on success, 1 on failure.
 test_one_mod() {
     local mod="$1"
@@ -143,7 +108,6 @@ test_one_mod() {
     disable_all_modules
     set_conf "$MAIN_CONF" modules "$mod" 1
     enable_conditions "$mod"
-    snapshot_files
 
     info "Applying patches for '$mod'..."
     local apply_log apply_rc
@@ -165,8 +129,6 @@ test_one_mod() {
         fi
     fi
 
-    restore_files
-
     if [[ $ok -eq 0 ]]; then
         info "PASS: $mod"
     else