autopkgtest: Support autopkgtest.u.c in-progress URL

This is at /running. We use 'are we running on swift?' as a proxy for
deciding which URL format to use

britney2/policies/autopkgtest.py

@@ -1167,7 +1167,10 @@ class AutopkgtestPolicy(BasePolicy):
                     result = 'RUNNING'
                 else:
                     result = 'RUNNING-ALWAYSFAIL'
-                url = self.options.adt_ci_url + 'status/pending'
+                if self.options.adt_swift_url.startswith('file://'):
+                    url = self.options.adt_ci_url + 'status/pending'
+                else:
+                    url = self.options.adt_ci_url + 'running'
             else:
                 raise RuntimeError('Result for %s/%s/%s (triggered by %s) is neither known nor pending!' %
                                    (src, ver, arch, trigger))

tests/test_autopkgtest.py

@@ -255,12 +255,12 @@ class AT(TestAutopkgtestBase):
         self.assertEqual(exc['darkgreen']['policy_info']['autopkgtest'],
                          {'darkgreen': {
                              'amd64': ['RUNNING-ALWAYSFAIL',
-                                       'https://autopkgtest.ubuntu.com/status/pending',
+                                       'https://autopkgtest.ubuntu.com/running',
                                        'https://autopkgtest.ubuntu.com/packages/d/darkgreen/testing/amd64',
                                        None,
                                        None],
                              'i386': ['RUNNING-ALWAYSFAIL',
-                                      'https://autopkgtest.ubuntu.com/status/pending',
+                                      'https://autopkgtest.ubuntu.com/running',
                                       'https://autopkgtest.ubuntu.com/packages/d/darkgreen/testing/i386',
                                       None,
                                       None]},