Change logging of sql to single line

Cleans up Shipyard logs a bit, where queries were nice and easy to read,
but multi-line and needlessly on a separate line from the logging
headers.

Change-Id: I2fdff634dad097ef30207edae5205cb6c7226602

src/bin/shipyard_airflow/shipyard_airflow/db/common_db.py

@@ -109,7 +109,7 @@ class DbAccess:
         executes the supplied query and returns the array of dictionaries of
         the row results
         """
-        LOG.debug('Query: %s', query)
+        LOG.debug('Query: %s', _query_single_line(query))
         result_dict_list = []
         if query is not None:
             with self.get_engine().connect() as connection:
@@ -142,7 +142,15 @@ class DbAccess:
         """
         Performs an update/insert/delete
         """
-        LOG.debug('Query: %s', query)
+        LOG.debug('Query: %s', _query_single_line(query))
         if query is not None:
             with self.get_engine().connect() as connection:
                 return connection.execute(query, **kwargs)
+
+
+def _query_single_line(query):
+    """Reformats a query string to remove newlines and extra spaces
+
+    :param query: The query string to log
+    """
+    return " ".join(query.split())

src/bin/shipyard_airflow/tests/unit/db/test_common_db.py

@@ -0,0 +1,53 @@
+# Copyright 2018 AT&T Intellectual Property.  All other rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+from shipyard_airflow.db import common_db
+
+
+M_QUERY = """
+SELECT
+  junk_id,
+  junk_name
+FROM
+  junk_table
+WHERE
+  junk_name = "Junk"
+"""
+
+M_RES = 'SELECT junk_id, junk_name FROM junk_table WHERE junk_name = "Junk"'
+
+M2_QUERY = """
+
+
+
+
+SELECT
+  things
+
+
+FROM
+
+  tables
+
+"""
+
+M2_RES = 'SELECT things FROM tables'
+
+S_QUERY = "SELECT 1 FROM dual"
+
+
+class TestCommonDb():
+    def test_single_line_query(self):
+        assert M_RES == common_db._query_single_line(M_QUERY)
+        assert M2_RES == common_db._query_single_line(M2_QUERY)
+        assert S_QUERY == common_db._query_single_line(S_QUERY)