Add a dead simple test for some basic task and resource functionality.

Signed-off-by: mulhern <amulhern@redhat.com>

tests/tasks_test/basic_tests.py

@@ -0,0 +1,42 @@
+#!/usr/bin/python
+import unittest
+
+import blivet.tasks.task as task
+import blivet.tasks.availability as availability
+
+class BasicUnavailableApplication(task.BasicApplication):
+    ext = availability.unavailable_resource("unavailable")
+    description = "unavailable application"
+
+    def doTask(self):
+        pass
+
+class BasicAvailableApplication(task.BasicApplication):
+    ext = availability.available_resource("available")
+    description = "available application"
+
+    def doTask(self):
+        pass
+
+class ResourceTestCase(unittest.TestCase):
+
+    def testAvailabililty(self):
+        unavailable_resource = availability.unavailable_resource("unavailable")
+        self.assertNotEqual(unavailable_resource.availabilityErrors, [])
+        self.assertFalse(unavailable_resource.available)
+
+        available_resource = availability.available_resource("available")
+        self.assertEqual(available_resource.availabilityErrors, [])
+        self.assertTrue(available_resource.available)
+
+class TasksTestCase(unittest.TestCase):
+
+    def testAvailability(self):
+        unavailable_app = BasicUnavailableApplication()
+        self.assertFalse(unavailable_app.available)
+        self.assertNotEqual(unavailable_app.availabilityErrors, [])
+
+        available_app = BasicAvailableApplication()
+        self.assertTrue(available_app.available)
+        self.assertEqual(available_app.availabilityErrors, [])
+