Add support to update jobs, if they exist.

autojenkins/jobs.py

@@ -249,14 +249,14 @@ def create(self, jobname, config_file, **context):
                                     headers={'Content-Type': 'application/xml'}
                                     )
 
-    def create_copy(self, jobname, template_job, enable=True, **context):
+    def create_copy(self, jobname, template_job, enable=True, _force=False, **context):
         """
         Create a job from a template job.
         """
         if not self.job_exists(template_job):
             raise JobInexistent("Template job '%s' doesn't exists" % template_job)
 
-        if self.job_exists(jobname):
+        if not _force and self.job_exists(jobname):
             raise JobExists("Another job with the name '%s'already exists"
                             % jobname)
 
@@ -273,10 +273,13 @@ def create_copy(self, jobname, template_job, enable=True, **context):
             config = config.replace('<disabled>true</disabled>',
                                     '<disabled>false</disabled>')
 
-        return self._build_post(NEWJOB,
-                                data=config,
-                                params={'name': jobname},
-                                headers={'Content-Type': 'application/xml'})
+        if _force:
+            return self.set_config_xml(jobname, config)
+        else:
+            return self._build_post(NEWJOB,
+                                    data=config,
+                                    params={'name': jobname},
+                                    headers={'Content-Type': 'application/xml'})
 
     def transfer(self, jobname, to_server):
         """

autojenkins/tests/test_unit_jobs.py

@@ -182,6 +182,21 @@ def test_create_copy(self, job_exists, requests):
             proxies={},
             verify=True)
 
+    @patch('autojenkins.jobs.Jenkins.job_exists')
+    def test_create_copy_forced(self, job_exists, requests):
+        job_exists.side_effect = side_effect_job_exists
+        requests.get.return_value = mock_response('create_copy.txt')
+        requests.post.return_value = mock_response()
+        self.jenkins.create_copy('name', 'template', _force=True, value='2')
+        CFG = "<value>2</value><disabled>false</disabled>"
+        requests.post.assert_called_once_with(
+            'http://jenkins/job/name/config.xml',
+            headers={'Content-Type': 'application/xml'},
+            data=CFG,
+            auth=None,
+            proxies={},
+            verify=True)
+
     def test_transfer(self, requests):
         requests.get.return_value = mock_response('transfer.txt')
         requests.post.return_value = mock_response()