Reorg tests setup and add teardown/cleanup

Perform clean up at the end of the tests. Also reorganized
setup/teardown in env_* files in a similar way proposed in dnsrecord
module.

tests/dnszone/env_cleanup.yml

+---
+- name: Ensure zone is absent.
+  ipadnszone:
+    ipaadmin_password: SomeADMINpassword
+    name:
+      - testzone.local
+      - test1.testzone.local
+      - test2.testzone.local
+      - test3.testzone.local
+      - 2.0.192.in-addr.arpa.
+      - 0.0.0.0.0.0.0.0.0.0.0.0.0.0.d.f.ip6.arpa.
+      - 1.0.0.0.e.f.a.c.8.b.d.0.1.0.0.2.ip6.arpa.
+    state: absent

tests/dnszone/env_setup.yml

+---
+- name: Cleanup test environment.
+  include_tasks: env_cleanup.yml

tests/dnszone/env_teardown.yml

+---
+- name: Cleanup test environment.
+  include_tasks: env_cleanup.yml

tests/dnszone/test_dnszone.yml

@@ -7,11 +7,8 @@
   tasks:
 
   # Setup
-  - name: Ensure zone is absent.
-    ipadnszone:
-      ipaadmin_password: SomeADMINpassword
-      name: testzone.local
-      state: absent
+  - name: Setup testing environment
+    include_tasks: env_setup.yml
 
   # Tests
   - name: Ensure zone is present.
@@ -186,3 +183,7 @@
       state: absent
     register: result
     failed_when: result.changed
+
+  # Teardown
+  - name: Teardown testing environment
+    include_tasks: env_teardown.yml

tests/dnszone/test_dnszone_mod.yml

@@ -7,11 +7,8 @@
   tasks:
 
   # Setup
-  - name: Ensure zone is absent.
-    ipadnszone:
-      ipaadmin_password: SomeADMINpassword
-      name: testzone.local
-      state: absent
+  - name: Setup testing environment
+    include_tasks: env_setup.yml
 
   # Tests
   - name: Ensure zone is present.
@@ -317,3 +314,7 @@
       admin_email: admin2@example.com
     register: result
     failed_when: result.changed
+
+  # Teardown
+  - name: Teardown testing environment
+    include_tasks: env_teardown.yml

tests/dnszone/test_dnszone_name_from_ip.yml

@@ -7,17 +7,10 @@
   tasks:
 
   # Setup
-  - name: Ensure zone is absent.
-    ipadnszone:
-      ipaadmin_password: SomeADMINpassword
-      name: "{{ item }}"
-      state: absent
-    with_items:
-      - 2.0.192.in-addr.arpa.
-      - 0.0.0.0.0.0.0.0.0.0.0.0.0.0.d.f.ip6.arpa.
-      - 1.0.0.0.e.f.a.c.8.b.d.0.1.0.0.2.ip6.arpa.
+  - name: Setup testing environment
+    include_tasks: env_setup.yml
 
-  # tests
+  # Tests
   - name: Ensure zone exists for reverse IP.
     ipadnszone:
       ipaadmin_password: SomeADMINpassword
@@ -100,13 +93,6 @@
     register: result
     failed_when: result.changed
 
-  # Cleanup
-  - name: Ensure zone is absent.
-    ipadnszone:
-      ipaadmin_password: SomeADMINpassword
-      name: "{{ item }}"
-      state: absent
-    with_items:
-      - "{{ ipv6_zone.dnszone.name }}"
-      - "{{ ipv6_sec_zone.dnszone.name }}"
-      - "{{ ipv4_zone.dnszone.name }}"
+  # Teardown
+  - name: Teardown testing environment
+    include_tasks: env_teardown.yml