Make SolarTransportResult output contain both outs

SolarTransportResult contains both stdout and stderr when error is
encountered.

Change-Id: I0f3c8e617a816230239c7c44634c15d49b73c61b
Closes-bug: 1544537

solar/core/handlers/base.py

@@ -49,11 +49,7 @@ class BaseHandler(object):
         if not result.success:
             message = 'CMD %r failed RC %s ERR %s' % (cmd, rc, err)
             log.error(message)
-            # TODO: https://bugs.launchpad.net/solar/+bug/1544537
-            e_cnt = "stdout:\n{}\n{}\nstderr:\n{}".format(result.stdout,
-                                                          '=' * 80,
-                                                          result.stderr)
-            raise errors.SolarError(e_cnt)
+            raise errors.SolarError(result.output)
 
     def __enter__(self):
         return self

solar/core/transports/base.py

@@ -81,10 +81,9 @@ class SolarTransportResult(object):
     def output(self):
         if self.success:
             return self.stdout
-        msg = self.stderr
-        if not msg:
-            msg = self.stdout
-        return msg
+
+        return "stdout:\n{}\n{}\nstderr:\n{}".format(self.stdout, '=' * 80,
+                                                     self.stderr)
 
     @classmethod
     def from_tuple(cls, return_code, stdout, stderr):

solar/test/test_handler.py

@@ -0,0 +1,33 @@
+#    Copyright 2016 Mirantis, Inc.
+#
+#    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.
+
+import pytest
+
+from solar.core.handlers.base import BaseHandler
+from solar.core.transports.base import SolarTransportResult
+from solar.errors import SolarError
+
+
+def test_verify_run_raises_stdout_and_stderr():
+    handler = BaseHandler(None)
+
+    result = SolarTransportResult()
+    result.stdout = 'stdout'
+    result.stderr = 'stderr'
+    result.return_code = 1
+
+    with pytest.raises(SolarError) as excinfo:
+        handler.verify_run_result('', result)
+    assert result.stdout in excinfo.value.message
+    assert result.stderr in excinfo.value.message