Add license and test step

activate/entrypoint.sh

@@ -0,0 +1,38 @@
+#!/usr/bin/env bash
+
+set -e
+
+if [[ ! -z "$UNITY_LICENSE" ]]; then
+  #
+  # PERSONAL LICENSE MODE
+  #
+  # This will activate Unity, using a license file
+  #
+  # Note that this is the ONLY WAY for PERSONAL LICENSES in 2019.
+  #   * See for more details: https://gitlab.com/gableroux/unity3d-gitlab-ci-example/issues/5#note_72815478
+  #
+  # The license file can be found here:
+  #   * Windows:   C:/ProgramData/Unity/Unity_lic.ulf
+  #   * MacOS:     /Library/Application Support/Unity/Unity_lic.ulf
+  #
+  echo "$UNITY_LICENSE" > /root/.local/share/unity3d/Unity/Unity_lic.ulf
+else
+  #
+  # PROFESSIONAL (SERIAL) LICENSE MODE
+  #
+  # This will activate unity, using the activating process.
+  #
+  # Note: This is the preferred way for PROFESSIONAL LICENSES.
+  #
+  xvfb-run --auto-servernum --server-args='-screen 0 640x480x24' \
+    /opt/Unity/Editor/Unity \
+      -logFile /dev/stdout \
+      -batchmode \
+      -username "$UNITY_EMAIL" \
+      -password "$UNITY_PASSWORD" \
+      -serial "$UNITY_SERIAL" \
+      -nographics \
+      -verbose \
+      -quit \
+      -projectPath "$(pwd)"
+fi