Add all mecanism about the blender unit test

tests/launch_test.sh

@@ -0,0 +1,31 @@
+#!/bin/sh
+
+# To disable the sdt with each command, add ' > /dev/null 2>&1' to redirect all info
+# Set all variables
+MOUNT_FOLDER="/addon-moderlab"
+INSTALL_ADDON="$MOUNT_FOLDER/tests/utils/blender_addon.py"
+
+export FOLDER_TEST=$MOUNT_FOLDER
+
+# ----- ----- ----- -----
+# From a previous archive generated, install the moderlab plugin
+/opt/blender/blender --background --python "$INSTALL_ADDON" -- "$MOUNT_FOLDER" > /dev/null 2>&1
+install_error=$?
+
+if [ $install_error = 1 ]; then
+  echo Blender Test Error
+  echo Exit code is install_error
+  (exit 1)
+else
+  # ----- ----- ----- -----
+  # Launch Blender Test
+  /opt/blender/blender --background -noaudio --disable-autoexec --addons moderlab_type --python-exit-code 1 --python "$1" -- --verbose
+  blender_error=$?
+
+  if [ $blender_error = 1 ]; then
+    echo Blender Test Error
+    echo Exit code is $blender_error
+    (exit 1)
+  fi
+
+fi