Delete rootKeys field instead of adding empty element

selfprivacy_api/app.py

@@ -68,7 +68,7 @@ def create_app(test_config=None):
     def spec():
         if app.config["ENABLE_SWAGGER"] == "1":
             swag = swagger(app)
-            swag["info"]["version"] = "1.2.1"
+            swag["info"]["version"] = "1.2.2"
             swag["info"]["title"] = "SelfPrivacy API"
             swag["info"]["description"] = "SelfPrivacy API"
             swag["securityDefinitions"] = {

selfprivacy_api/resources/common.py

@@ -23,4 +23,4 @@ class ApiVersion(Resource):
             401:
                 description: Unauthorized
         """
-        return {"version": "1.2.1"}
+        return {"version": "1.2.2"}

selfprivacy_api/resources/services/ssh.py

@@ -357,9 +357,9 @@ class SSHKeys(Resource):
                 for key in data["ssh"]["rootKeys"]:
                     if key == args["public_key"]:
                         data["ssh"]["rootKeys"].remove(key)
-                        # If rootKeys became zero length, add empty string
+                        # If rootKeys became zero length, delete it
                         if len(data["ssh"]["rootKeys"]) == 0:
-                            data["ssh"]["rootKeys"].append("")
+                            del data["ssh"]["rootKeys"]
                         return {
                             "message": "SSH key deleted",
                         }, 200

setup.py

@@ -2,7 +2,7 @@ from setuptools import setup, find_packages
 
 setup(
     name="selfprivacy_api",
-    version="1.2.1",
+    version="1.2.2",
     packages=find_packages(),
     scripts=[
         "selfprivacy_api/app.py",

tests/services/test_ssh.py

@@ -305,9 +305,12 @@ def test_delete_root_key(authorized_client, root_and_admin_have_keys):
         "/services/ssh/keys/root", json={"public_key": "ssh-ed25519 KEY test@pc"}
     )
     assert response.status_code == 200
-    assert read_json(root_and_admin_have_keys / "root_and_admin_have_keys.json")["ssh"][
+    assert (
         "rootKeys"
-    ] == [""]
+        not in read_json(root_and_admin_have_keys / "root_and_admin_have_keys.json")[
+            "ssh"
+        ]
+    )
 
 
 def test_delete_root_nonexistent_key(authorized_client, root_and_admin_have_keys):