Add unit test

InvenTree/InvenTree/helpers.py

@@ -467,7 +467,7 @@ def validateFilterString(value, model=None):
     # If a model is provided, verify that the provided filters can be used against it
     if model is not None:
         try:
-            query = model.objects.filter(**results)
+            model.objects.filter(**results)
         except FieldError as e:
             raise ValidationError(
                 str(e),

InvenTree/label/tests.py

@@ -1 +1,74 @@
-# Create your tests here.
+# Tests for Part Parameters
+
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+import os
+
+from django.test import TestCase
+from django.conf import settings
+from django.core.exceptions import ValidationError
+
+from InvenTree.helpers import validateFilterString
+
+from .models import StockItemLabel, StockLocationLabel
+from stock.models import StockItem
+
+
+class LabelTest(TestCase):
+
+    def _test_default_labels(self):
+        """
+        Test that the default label templates are copied across
+        """
+
+        labels = StockItemLabel.objects.all()
+
+        self.assertTrue(labels.count() > 0)
+
+        labels = StockLocationLabel.objects.all()
+
+        self.assertTrue(labels.count() > 0)
+
+    def _test_default_files(self):
+        """
+        Test that label files exist in the MEDIA directory
+        """
+
+        item_dir = os.path.join(
+            settings.MEDIA_ROOT,
+            'label',
+            'inventree',
+            'stockitem',
+        )
+
+        files = os.listdir(item_dir)
+
+        self.assertTrue(len(files) > 0)
+
+        loc_dir = os.path.join(
+            settings.MEDIA_ROOT,
+            'label',
+            'inventree',
+            'stocklocation',
+        )
+
+        files = os.listdir(loc_dir)
+
+        self.assertTrue(len(files) > 0)
+
+    def test_filters(self):
+        """
+        Test the label filters
+        """
+
+        filter_string = "part__pk=10"
+
+        filters = validateFilterString(filter_string, model=StockItem)
+
+        self.assertEqual(type(filters), dict)
+
+        bad_filter_string = "part_pk=10"
+
+        with self.assertRaises(ValidationError):
+            validateFilterString(bad_filter_string, model=StockItem)