[Windows] add checking black screen after GOSC on Windows with desktop

windows/guest_customization/win_gosc_verify.yml

@@ -27,3 +27,18 @@
       include_tasks: check_runonce_command.yml
     - name: "Check timezone configured"
       include_tasks: check_timezone.yml
+    - name: "Get 'explorer.exe' process status"
+      include_tasks: ../utils/win_get_explorer_process.yml
+    - name: "Check 'explorer.exe' process status"
+      ansible.builtin.assert:
+        that:
+          - win_explorer_running
+        fail_msg: >
+          Failed to get process 'explorer.exe' in guest OS after GOSC, black screen issue may happen,
+          please check the screenshot or log files in the current test case log folder.
+
+- name: "Take a screenshot after GOSC"
+  include_tasks: ../../common/vm_take_screenshot.yml
+  vars:
+    vm_screenshot_local_dir: "{{ current_test_log_folder }}"
+    vm_screenshot_local_name: "screenshot_after_gosc.png"

windows/utils/win_get_explorer_process.yml

@@ -0,0 +1,26 @@
+# Copyright 2025 VMware, Inc.
+# SPDX-License-Identifier: BSD-2-Clause
+---
+# Description:
+#   Get process 'explorer.exe' in Windows guest OS to check
+# if there is black screen issue occurs.
+# Return:
+#   win_explorer_running: true or false. Whether the process
+#     'explorer.exe' is running in guest OS.
+#
+- name: "Initialize the status of process 'explorer.exe'"
+  ansible.builtin.set_fact:
+    win_explorer_running: false
+
+- name: "Get the status of process 'explorer.exe'"
+  include_tasks: win_execute_cmd.yml
+  vars:
+    win_powershell_cmd: "Get-Process -Name explorer"
+    win_execute_cmd_ignore_error: true
+
+- name: "Set fact of the status of process 'explorer.exe'"
+  ansible.builtin.set_fact:
+    win_explorer_running: true
+  when:
+    - win_powershell_cmd_output.rc is defined
+    - win_powershell_cmd_output.rc == 0