No LibreOffice in Open With: built bundle claims nothing, no image is mounted (R2.15)

tests/scripts/lo-unregistered.sh

@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+# No LibreOffice app may appear in Open With.
+set -euo pipefail
+root=$(cd "$(dirname "$0")/../.." && pwd)
+[ "$(uname)" = Darwin ] || { echo "SKIP lo-unregistered: macOS only"; exit 0; }
+fail() { echo "FAIL: $*" >&2; exit 1; }
+app=$root/engines/lo-src/instdir/LibreOffice.app
+if [ -d "$app" ]; then
+  for key in CFBundleDocumentTypes CFBundleURLTypes UTExportedTypeDeclarations UTImportedTypeDeclarations; do
+    ! /usr/libexec/PlistBuddy -c "Print :$key" "$app/Contents/Info.plist" >/dev/null 2>&1 || fail "$app claims $key"
+  done
+  [ ! -e "$app/Contents/PlugIns" ] || fail "$app keeps its Quick Look plug-ins"
+fi
+work=$(mktemp -d)
+trap 'rm -rf "$work"' EXIT
+for ext in docx xlsx pptx odt csv; do : >"$work/sample.$ext"; done
+cat >"$work/open.swift" <<'SWIFT'
+import AppKit
+for path in CommandLine.arguments.dropFirst() {
+  for app in NSWorkspace.shared.urlsForApplications(toOpen: URL(fileURLWithPath: path)) { print(app.path) }
+}
+SWIFT
+found=$(swift "$work/open.swift" "$work"/sample.* | grep -i libreoffice || true)
+[ -z "$found" ] || fail "Open With lists LibreOffice: $found"
+echo "ok: no LibreOffice in Open With"