Add binary module tests to Windows CI. (#16914)

test/integration/download_binary_modules.yml

@@ -1,10 +1,21 @@
-- hosts: all
+- hosts: testhost_binary_modules
   tasks:
     - debug: var=ansible_system
 
+    - name: set module filename (POSIX)
+      set_fact:
+        module_filename: "helloworld_{{ ansible_system | lower }}"
+      when: ansible_system != 'Win32NT'
+
+    - name: set module filename (Win32NT)
+      set_fact:
+        module_filename: "helloworld_{{ ansible_system | lower }}.exe"
+      when: ansible_system == 'Win32NT'
+
     - name: download binary module
       tags: test_binary_modules
-      get_url:
-        url: "https://ansible-ci-files.s3.amazonaws.com/test/integration/roles/test_binary_modules/helloworld_{{ ansible_system|lower }}"
-        dest: "{{ playbook_dir }}/library/helloworld_{{ ansible_system|lower }}"
+      local_action:
+        module: get_url
+        url: "https://ansible-ci-files.s3.amazonaws.com/test/integration/roles/test_binary_modules/{{ module_filename }}"
+        dest: "{{ playbook_dir }}/library/{{ module_filename }}"
         mode: 0755