issue #352: add test for disconnect message.

tests/ansible/integration/connection/all.yml

@@ -1,5 +1,6 @@
 ---
 
+- import_playbook: disconnect_during_module.yml
 - import_playbook: exec_command.yml
-- import_playbook: put_small_file.yml
 - import_playbook: put_large_file.yml
+- import_playbook: put_small_file.yml

tests/ansible/integration/connection/disconnect_during_module.yml

@@ -0,0 +1,19 @@
+# issue 352: test ability to notice disconnection during a module invocation.
+---
+
+- name: integration/connection/disconnect_during_module.yml
+  hosts: test-targets localhost
+  gather_facts: no
+  any_errors_fatal: false
+  tasks:
+  - run_once: true  # don't run against localhost
+    shell: |
+      kill -9 $PPID
+    register: out
+    ignore_errors: true
+
+  - assert:
+      that:
+      - out.msg.startswith('Mitogen was disconnected from the remote environment while a call was in-progress.')
+
+  - meta: clear_host_errors