Use tmt for gating tests

Related: RHEL-173745

plans/gating.fmf

@@ -0,0 +1,14 @@
+summary: device-mapper-persistent-data gating tests
+discover:
+    how: fmf
+execute:
+    how: tmt
+provision:
+    hardware:
+        memory: ">= 3 GB"
+prepare:
+    how: install
+    package:
+      - device-mapper-persistent-data
+      - which
+      - python3

tests/functions_test/main.fmf

@@ -0,0 +1,7 @@
+summary: Testing thin tools provided by device-mapper-persistent-data
+description: |
+    Verify that thin tools provided by device-mapper-persistent-data work correctly.
+component:
+    - device-mapper-persistent-data
+test: ./dmpd_functions.py
+duration: 60m

tests/tests.yml

@@ -1,26 +0,0 @@
----
-# Tests suitable to run in classic environment
-- hosts: localhost
-  roles:
-  - role: standard-test-beakerlib
-    tags:
-    - classic
-    tests:
-    - tools_not_linked_usr
-    - functions_test
-    required_packages:
-    - findutils         # beakerlib needs find command
-    - which             # tools_not_linked_usr needs which command
-
-# Tests suitable to run in container and atomic environments
-- hosts: localhost
-  roles:
-  - role: standard-test-beakerlib
-    tags:
-    - container
-    - atomic
-    tests:
-    - tools_not_linked_usr
-    required_packages:
-    - findutils         # beakerlib needs find command
-    - which             # tools_not_linked_usr needs which command

tests/tools_not_linked_usr/main.fmf

@@ -0,0 +1,7 @@
+summary: Make sure tools are not using any library that is linked to /usr
+description: |
+    Make sure tools are not using any library that is linked to /usr
+component:
+    - device-mapper-persistent-data
+test: ./tools_not_linked_usr.py
+duration: 10m