Added support for listing forks of a project (#562)

3 files changed, 30 insertions, 1 deletions

diff --git a/docs/gl_objects/projects.rst b/docs/gl_objects/projects.rst
index 3950862..fdee215 100644
--- a/docs/gl_objects/projects.rst
+++ b/docs/gl_objects/projects.rst
@@ -95,6 +95,10 @@ Fork a project::
     # fork to a specific namespace
     fork = project.forks.create({'namespace': 'myteam'})
 
+Get a list of forks for the project::
+
+    forks = project.forks.list()
+
 Create/delete a fork relation between projects (requires admin permissions)::
 
     project.create_fork_relation(source_project.id)
diff --git a/gitlab/v4/objects.py b/gitlab/v4/objects.py
index 508ca7c..7438655 100644
--- a/gitlab/v4/objects.py
+++ b/gitlab/v4/objects.py
@@ -1645,7 +1645,7 @@ class ProjectFork(RESTObject):
     pass
 
 
-class ProjectForkManager(CreateMixin, RESTManager):
+class ProjectForkManager(CreateMixin, ListMixin, RESTManager):
     _path = '/projects/%(project_id)s/fork'
     _obj_cls = ProjectFork
     _from_parent_attrs = {'project_id': 'id'}
@@ -1655,6 +1655,28 @@ class ProjectForkManager(CreateMixin, RESTManager):
                      'with_merge_requests_enabled')
     _create_attrs = (tuple(), ('namespace', ))
 
+    def list(self, **kwargs):
+        """Retrieve a list of objects.
+
+        Args:
+            all (bool): If True, return all the items, without pagination
+            per_page (int): Number of items to retrieve per request
+            page (int): ID of the page to return (starts with page 1)
+            as_list (bool): If set to False and no pagination option is
+                defined, return a generator instead of a list
+            **kwargs: Extra options to send to the server (e.g. sudo)
+
+        Returns:
+            list: The list of objects, or a generator if `as_list` is False
+
+        Raises:
+            GitlabAuthenticationError: If authentication is not correct
+            GitlabListError: If the server cannot perform the request
+        """
+
+        path = self._compute_path('/projects/%(project_id)s/forks')
+        return ListMixin.list(self, path=path, **kwargs)
+
 
 class ProjectHook(SaveMixin, ObjectDeleteMixin, RESTObject):
     _short_print_attr = 'url'
diff --git a/tools/python_test_v4.py b/tools/python_test_v4.py
index 3b54936..79a78bc 100644
--- a/tools/python_test_v4.py
+++ b/tools/python_test_v4.py
@@ -467,6 +467,9 @@ fork = admin_project.forks.create({'namespace': user1.username})
 p = gl.projects.get(fork.id)
 assert(p.forked_from_project['id'] == admin_project.id)
 
+forks = admin_project.forks.list()
+assert(fork.id in map(lambda p: p.id, forks))
+
 # project hooks
 hook = admin_project.hooks.create({'url': 'http://hook.url'})
 assert(len(admin_project.hooks.list()) == 1)