Add tests for the UpdateProcessor.

tests/test_hub/test_update_processor.py

@@ -0,0 +1,35 @@
+import unittest
+import mock
+
+import kojihub
+
+
+class TestUpdateProcessor(unittest.TestCase):
+
+    def test_basic_instantiation(self):
+        # TODO -- this doesn't make sense.  A query with no arguments should
+        # probably raise an exception saying "this doesn't make sense."
+        kojihub.UpdateProcessor('sometable')  # No exception!
+
+    def test_to_string_with_data(self):
+        proc = kojihub.UpdateProcessor('sometable', data={'foo': 'bar'})
+        actual = str(proc)
+        expected = 'UPDATE sometable SET foo = %(data.foo)s'
+        self.assertEquals(actual, expected)
+
+    def test_to_values_from_data(self):
+        proc = kojihub.UpdateProcessor('sometable', data={'foo': 'bar'})
+        actual = proc.get_values()
+        expected = {'data.foo': 'bar'}
+        self.assertEquals(actual, expected)
+
+    @mock.patch('kojihub.context')
+    def test_simple_execution_with_iterate(self, context):
+        cursor = mock.MagicMock()
+        context.cnx.cursor.return_value = cursor
+        proc = kojihub.UpdateProcessor('sometable', data={'foo': 'bar'})
+        proc.execute()
+        cursor.execute.assert_called_once_with(
+            'UPDATE sometable SET foo = %(data.foo)s',
+            {'data.foo': 'bar'},
+        )