python-gitlab
diff --git a/‎docs/cli.rst
+12 b/‎docs/cli.rst
+12
diff --git a/‎gitlab/__init__.py
+1-9 b/‎gitlab/__init__.py
+1-9
diff --git a/‎gitlab/cli.py
-1 b/‎gitlab/cli.py
-1
diff --git a/‎gitlab/tests/conftest.py
+40 b/‎gitlab/tests/conftest.py
+40
diff --git a/‎gitlab/tests/mixins/test_meta_mixins.py
+58 b/‎gitlab/tests/mixins/test_meta_mixins.py
+58
@@ -192,6 +192,18 @@ List all the projects:
 
    $ gitlab project list --all
 
+List all projects of a group:
+
+.. code-block:: console
+
+   $ gitlab group-project list --all --group-id 1
+
+List all projects of a group and its subgroups:
+
+.. code-block:: console
+
+   $ gitlab group-project list --all --include-subgroups true --group-id 1
+
 Limit to 5 items per request, display the 1st page only
 
 .. code-block:: console
 
@@ -45,14 +45,6 @@
 ALLOWED_KEYSET_ENDPOINTS = ["/projects"]
 
 
-def _sanitize(value):
-    if isinstance(value, dict):
-        return dict((k, _sanitize(v)) for k, v in value.items())
-    if isinstance(value, str):
-        return value.replace("/", "%2F")
-    return value
-
-
 class Gitlab(object):
     """Represents a GitLab server connection.
 
@@ -322,7 +314,7 @@ def set_license(self, license, **kwargs):
     def _construct_url(self, id_, obj, parameters, action=None):
         if "next_url" in parameters:
             return parameters["next_url"]
-        args = _sanitize(parameters)
+        args = utils.sanitize_parameters(parameters)
 
         url_attr = "_url"
         if action is not None:
 
@@ -16,7 +16,6 @@
 # You should have received a copy of the GNU Lesser General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-from __future__ import print_function
 
 import argparse
 import functools
 
@@ -10,3 +10,43 @@ def gl():
         ssl_verify=True,
         api_version=4,
     )
+
+
+# Todo: parametrize, but check what tests it's really useful for
+@pytest.fixture
+def gl_trailing():
+    return gitlab.Gitlab(
+        "http://localhost/", private_token="private_token", api_version=4
+    )
+
+
+@pytest.fixture
+def default_config(tmpdir):
+    valid_config = """[global]
+    default = one
+    ssl_verify = true
+    timeout = 2
+
+    [one]
+    url = http://one.url
+    private_token = ABCDEF
+    """
+
+    config_path = tmpdir.join("python-gitlab.cfg")
+    config_path.write(valid_config)
+    return str(config_path)
+
+
+@pytest.fixture
+def group(gl):
+    return gl.groups.get(1, lazy=True)
+
+
+@pytest.fixture
+def project(gl):
+    return gl.projects.get(1, lazy=True)
+
+
+@pytest.fixture
+def user(gl):
+    return gl.users.get(1, lazy=True)
@@ -0,0 +1,58 @@
+from gitlab.mixins import (
+    CreateMixin,
+    CRUDMixin,
+    DeleteMixin,
+    GetMixin,
+    ListMixin,
+    NoUpdateMixin,
+    UpdateMixin,
+    RetrieveMixin,
+)
+
+
+def test_retrieve_mixin():
+    class M(RetrieveMixin):
+        pass
+
+    obj = M()
+    assert hasattr(obj, "list")
+    assert hasattr(obj, "get")
+    assert not hasattr(obj, "create")
+    assert not hasattr(obj, "update")
+    assert not hasattr(obj, "delete")
+    assert isinstance(obj, ListMixin)
+    assert isinstance(obj, GetMixin)
+
+
+def test_crud_mixin():
+    class M(CRUDMixin):
+        pass
+
+    obj = M()
+    assert hasattr(obj, "get")
+    assert hasattr(obj, "list")
+    assert hasattr(obj, "create")
+    assert hasattr(obj, "update")
+    assert hasattr(obj, "delete")
+    assert isinstance(obj, ListMixin)
+    assert isinstance(obj, GetMixin)
+    assert isinstance(obj, CreateMixin)
+    assert isinstance(obj, UpdateMixin)
+    assert isinstance(obj, DeleteMixin)
+
+
+def test_no_update_mixin():
+    class M(NoUpdateMixin):
+        pass
+
+    obj = M()
+    assert hasattr(obj, "get")
+    assert hasattr(obj, "list")
+    assert hasattr(obj, "create")
+    assert not hasattr(obj, "update")
+    assert hasattr(obj, "delete")
+    assert isinstance(obj, ListMixin)
+    assert isinstance(obj, GetMixin)
+    assert isinstance(obj, CreateMixin)
+    assert not isinstance(obj, UpdateMixin)
+    assert isinstance(obj, DeleteMixin)