Test specific version installs for asdf-plugin-nodejs

We can cover the multiple scenarios with a single test: both specific
versions and multiple versions so this installs two to cover the
functionality. The default test covers the case of installing the
current LTS version.

Author: nickcharlton

features/test/asdf-plugin-nodejs/multiple-versions.sh

@@ -0,0 +1,13 @@
+#!/bin/sh
+
+set -eu
+
+cwd=$(readlink -f "${0%/*}")
+
+. "$cwd/test-utils.sh"
+
+echo "Checking Node v22.23.3 is installed..."
+assert_command "asdf list nodejs 2>&1 | grep 22.23.3"
+
+echo "Checking Node v24.21.0 is installed..."
+assert_command "asdf list nodejs 2>&1 | grep 24.21.0"

features/test/asdf-plugin-nodejs/scenarios.json

@@ -0,0 +1,10 @@
+{
+  "multiple-versions": {
+    "image": "ghcr.io/thoughtbot/devcontainers/images/debian",
+    "features": {
+      "asdf-plugin-nodejs": {
+        "versions": "v22.23.3,v24.21.0"
+      }
+    }
+  }
+}