Issue #1450210: Preversioning rc tag handling0.11.0

We were generating versions lower than the last tag when preversioning
was in use and pre-release versions had been tagged.

Also attempt to run the script without devstack.

Change-Id: If984939003ae7c513ee76b52c6808db0c1766050
Closes-Bug: #1450210

1 files changed, 7 insertions, 0 deletions

diff --git a/pbr/tests/test_packaging.py b/pbr/tests/test_packaging.py
index 9e08b82..3b19516 100644
--- a/pbr/tests/test_packaging.py
+++ b/pbr/tests/test_packaging.py
@@ -317,6 +317,13 @@ class TestVersions(base.BaseTestCase):
         version = packaging._get_version_from_git('1.2.5')
         self.assertThat(version, matchers.StartsWith('1.2.5.dev1'))
 
+    def test_untagged_version_after_rc_has_dev_version_preversion(self):
+        self.repo.commit()
+        self.repo.tag('1.2.3.0a1')
+        self.repo.commit()
+        version = packaging._get_version_from_git('1.2.3')
+        self.assertThat(version, matchers.StartsWith('1.2.3.0a2.dev1'))
+
     def test_preversion_too_low_simple(self):
         # That is, the target version is either already released or not high
         # enough for the semver requirements given api breaks etc.