tests: add test_updater

Signed-off-by: Ruslan Kuprieiev <[email protected]>

tests/test_updater.py

@@ -0,0 +1,25 @@
+import os
+
+from tests.basic_env import TestDvc
+
+
+class TestUpdater(TestDvc):
+    def test(self):
+        # NOTE: only test on travis CRON to avoid generating too much logs
+        travis = os.getenv('TRAVIS') == 'true'
+        if not travis:
+            return
+
+        cron = os.getenv('TRAVIS_EVENT_TYPE') == 'cron'
+        if not cron:
+            return
+
+        env = os.environ.copy()
+        if os.getenv('CI'):
+            del os.environ['CI']
+
+        self.dvc.updater.check()
+        self.dvc.updater.check()
+        self.dvc.updater.check()
+
+        os.environ = env.copy()