Add basic dunlop/user-filter model connected to the dunlop-core api since these filters are engine/adapter independent

tests/unit/adapters/dunlop/user-filter-test.coffee

@@ -0,0 +1,11 @@
+import { moduleFor, test } from 'ember-qunit'
+
+moduleFor 'adapter:dunlop/user-filter', 'Unit | Adapter | dunlop/user filter', {
+  # Specify the other units that are required for this test.
+  # needs: ['serializer:foo']
+}
+
+# Replace this with your real tests.
+test 'it exists', (assert) ->
+  adapter = @subject()
+  assert.ok adapter

tests/unit/models/dunlop/user-filter-test.coffee

@@ -0,0 +1,11 @@
+import { moduleForModel, test } from 'ember-qunit'
+
+moduleForModel 'dunlop/user-filter', 'Unit | Model | dunlop/user filter', {
+  # Specify the other units that are required for this test.
+  needs: []
+}
+
+test 'it exists', (assert) ->
+  model = @subject()
+  # store = @store()
+  assert.ok !!model