From 2b04f7a243b2c8c68f45dd60efdc5c38249ac220 Mon Sep 17 00:00:00 2001 From: Patrick Maia and Victor Shyba Date: Sun, 7 Sep 2014 17:05:02 +0000 Subject: #51 - adds method TagIndex.empty --- service/pixelated/adapter/tag_index.py | 3 +++ service/test/adapter/tag_index_test.py | 7 +++++++ 2 files changed, 10 insertions(+) diff --git a/service/pixelated/adapter/tag_index.py b/service/pixelated/adapter/tag_index.py index ea69be1a..bac3c6a6 100644 --- a/service/pixelated/adapter/tag_index.py +++ b/service/pixelated/adapter/tag_index.py @@ -44,6 +44,9 @@ class TagIndex: else: return None + def empty(self): + return len(self.db.keys()) == 0 + def values(self): return set(self.get(key) for key in self.db.keys()) diff --git a/service/test/adapter/tag_index_test.py b/service/test/adapter/tag_index_test.py index 05f7ce55..525bf0d6 100644 --- a/service/test/adapter/tag_index_test.py +++ b/service/test/adapter/tag_index_test.py @@ -61,3 +61,10 @@ class TestTagIndex(unittest.TestCase): self.tag_index.add(same_name_tag) self.assertEquals(True, self.tag_index.get('tag').default) + + def test_empty_returns_true_if_there_are_no_values(self): + self.assertTrue(self.tag_index.empty()) + + def test_empty_returns_false_if_there_are_values(self): + self.tag_index.set(Tag('tag')) + self.assertFalse(self.tag_index.empty()) -- cgit v1.2.3