Fix broken server_info module and add tests

Fix server_info module. Add tests because it wasn't executed in
tests at all.

Change-Id: I50435f3a3103501bc0eccf8fdfced3179b991bb8

ci/roles/server/tasks/main.yml

@@ -14,6 +14,10 @@
 
 - debug: var=server
 
+- name: Get info about all servers
+  openstack.cloud.server_info:
+    cloud: "{{ cloud }}"
+
 - name: Delete server with meta as CSV
   openstack.cloud.server:
      cloud: "{{ cloud }}"
@@ -38,6 +42,11 @@
 
 - debug: var=server
 
+- name: Get info about one server
+  openstack.cloud.server_info:
+    cloud: "{{ cloud }}"
+    server: "{{ server_name }}"
+
 - name: Delete server with meta as dict
   openstack.cloud.server:
      cloud: "{{ cloud }}"
@@ -60,6 +69,12 @@
 
 - debug: var=server
 
+- name: Get detailed info about one server
+  openstack.cloud.server_info:
+    cloud: "{{ cloud }}"
+    server: "{{ server_name }}"
+    detailed: true
+
 - name: Delete server (FIP from pool/network)
   openstack.cloud.server:
      cloud: "{{ cloud }}"
@@ -84,6 +99,12 @@
 
 - debug: var=server
 
+- name: Get info about one server in all projects
+  openstack.cloud.server_info:
+    cloud: "{{ cloud }}"
+    server: "{{ server_name }}"
+    all_projects: true
+
 - name: Delete server with volume
   openstack.cloud.server:
      cloud: "{{ cloud }}"

plugins/modules/server_info.py

@@ -95,7 +95,8 @@ class ServerInfoModule(OpenStackModule):
 
 
 def main():
-    ServerInfoModule()
+    module = ServerInfoModule()
+    module()
 
 
 if __name__ == '__main__':