Re-enable snap tests (#3967)

* Re-enable snap tests.

* Skip tests on RHEL 8.2 and 8.3.

* Refactor snap setup.

* Try to simplify setup.

tests/integration/targets/snap_alias/tasks/Debian.yml

@@ -1 +0,0 @@
-default.yml

tests/integration/targets/snap_alias/tasks/Fedora.yml

@@ -1 +0,0 @@
-default.yml

tests/integration/targets/snap_alias/tasks/RedHat.yml

@@ -1 +0,0 @@
-default.yml

tests/integration/targets/snap_alias/tasks/default.yml

@@ -1,21 +0,0 @@
----
-- name: Install snapd
-  package:
-    name: "{{ snap_packages }}"
-    state: present
-  notify: Remove snapd
-
-- name: Make sure that snapd is running
-  service:
-    name: snapd
-    state: started
-
-- name: Create link /snap
-  file:
-    src: /var/lib/snapd/snap
-    dest: /snap
-    state: link
-
-- name: Inform that snap is installed
-  set_fact:
-    has_snap: true

tests/integration/targets/snap_alias/tasks/main.yml

@@ -4,19 +4,6 @@
 # and should not be used as examples of how to write Ansible roles #
 ####################################################################
 
-- name: Include distribution specific tasks
-  include_tasks: "{{ lookup('first_found', params) }}"
-  vars:
-    params:
-      files:
-        - "{{ ansible_facts.distribution }}-{{ ansible_facts.distribution_major_version }}.yml"
-        - "{{ ansible_facts.os_family }}-{{ ansible_facts.distribution_major_version }}.yml"
-        - "{{ ansible_facts.distribution }}.yml"
-        - "{{ ansible_facts.os_family }}.yml"
-        - "nothing.yml"
-      paths:
-        - "{{ role_path }}/tasks"
-
 - name: Test
   include_tasks: test.yml
   when: has_snap

tests/integration/targets/snap_alias/tasks/nothing.yml

@@ -1,2 +0,0 @@
----
-# Do nothing