Add tests for the django_gpg app

.travis.yml

@@ -3,7 +3,7 @@ python:
   - 2.7
 env:
   global:
-   - TEST_APPS="document_indexing documents dynamic_search lock_manager document_signatures folders ocr sources tags"
+   - TEST_APPS="document_indexing documents django_gpg dynamic_search lock_manager document_signatures folders ocr sources tags"
   matrix:
    - DB=mysql
    - DB=postgres

mayan/apps/django_gpg/tests.py

@@ -0,0 +1,38 @@
+from __future__ import unicode_literals
+
+import shutil
+
+from django.core.files.base import File
+from django.test import TestCase
+
+from .api import GPG, Key
+from .settings import GPG_PATH, KEYSERVERS
+
+TEST_GPG_HOME = '/tmp/test_gpg_home'
+TEST_KEYSERVERS = ['pool.sks-keyservers.net']
+TEST_UIDS = 'Roberto Rosario'
+TEST_KEY_ID = '607138F1AECC5A5CA31CB7715F3F7F75D210724D'
+
+
+class DjangoGPGTestCase(TestCase):
+    def setUp(self):
+        try:
+            shutil.rmtree(TEST_GPG_HOME)
+        except OSError:
+            pass
+
+        self.gpg = GPG(binary_path=GPG_PATH, home=TEST_GPG_HOME, keyservers=KEYSERVERS)
+
+    def test_main(self):
+        # No private or public keys in the keyring
+        self.failUnlessEqual(Key.get_all(self.gpg, secret=True), [])
+        self.failUnlessEqual(Key.get_all(self.gpg), [])
+
+        # Test querying the keyservers
+        self.assertTrue(TEST_KEY_ID in [key_stub.key_id for key_stub in self.gpg.query(TEST_UIDS)])
+
+        # Receive a public key from the keyserver
+        self.gpg.receive_key(key_id=TEST_KEY_ID[-8:])
+
+        # Check that the received key is indeed in the keyring
+        self.assertTrue(TEST_KEY_ID[-16:] in [key_stub.key_id for key_stub in Key.get_all(self.gpg)])