Update tests.

Keep watching a workflow with modularity-testing-framework will be stable.

tests/Makefile

@@ -1,7 +1,14 @@
-MODULE_LINT=/usr/share/moduleframework/tools/modulelint.py
-# --filter-by-tags=-WIP: ignore WIP tag test that have a issue on F25 avocado.
-CMD=python -m avocado run --filter-by-tags=-WIP $(MODULE_LINT) *.py
-
+# A workflow with modularity-testing-framework is still uncertain.
+# Only nspawn is actually used.
+# https://meta-test-family.readthedocs.io/en/latest/index.html
 #
-all:
-	$(CMD)
+# Installation
+# $ sudo dnf install modularity-testing-framework python2-avocado
+# $ sudo /usr/bin/pip install behave
+test:
+	mtf-generator
+	MODULE=nspawn \
+	python -d -m avocado run \
+		--filter-by-tags=-WIP \
+		/usr/share/moduleframework/tools/modulelint.py \
+		*.py

tests/config.yaml

@@ -2,20 +2,10 @@ document: modularity-testing
 version: 1
 name: ruby
 modulemd-url: https://src.fedoraproject.org/cgit/modules/ruby.git/plain/ruby.yaml
-service:
-    port: 8080
-packages:
-    rpms:
-        # add which here because of the issue.
-        # https://pagure.io/modularity-testing-framework/issue/45
-        - ruby
-testdependecies:
-    rpms:
-        - which
-        - hostname
 module:
-    docker:
-        container: docker.io/ruby
     rpm:
         repos:
-            - http://mirror.vutbr.cz/fedora/releases/25/Everything/x86_64/os/
+            - http://mirror.vutbr.cz/fedora/releases/26/Everything/x86_64/os/
+test:
+    version:
+        - 'ruby -v'

tests/ruby_tests.py

@@ -1,26 +0,0 @@
-#!/usr/bin/python
-
-import socket
-from avocado import main
-from moduleframework import module_framework
-
-class RubyTests(module_framework.AvocadoTest):
-    """
-    :avocado: enable
-    """
-
-    def test_cmd(self):
-        self.start()
-        self.run("which ruby")
-
-    def test_version(self):
-        self.start()
-        self.run("ruby -v")
-
-    def test_hostname(self):
-        self.start()
-        self.run("hostname")
-
-
-if __name__ == '__main__':
-    main()