feat: Add Permissions.delete(*permissions) method

integration/tests/posit/connect/test_content_item_permissions.py

@@ -0,0 +1,82 @@
+from posit import connect
+from posit.connect.content import ContentItem
+
+
+class TestContentPermissions:
+    content: ContentItem
+
+    @classmethod
+    def setup_class(cls):
+        cls.client = connect.Client()
+        cls.content = cls.client.content.create(name="example")
+
+        cls.user_aron = cls.client.users.create(
+            username="permission_aron",
+            email="permission_aron@example.com",
+            password="permission_s3cur3p@ssword",
+        )
+        cls.user_bill = cls.client.users.create(
+            username="permission_bill",
+            email="permission_bill@example.com",
+            password="permission_s3cur3p@ssword",
+        )
+
+        cls.group_friends = cls.client.groups.create(name="Friends")
+
+    @classmethod
+    def teardown_class(cls):
+        cls.content.delete()
+        assert cls.client.content.count() == 0
+
+        cls.group_friends.delete()
+        assert cls.client.groups.count() == 0
+
+    def test_permissions_add_destroy(self):
+        assert self.client.groups.count() == 1
+        assert self.client.users.count() == 3
+        assert self.content.permissions.find() == []
+
+        # Add permissions
+        self.content.permissions.create(
+            principal_guid=self.user_aron["guid"],
+            principal_type="user",
+            role="viewer",
+        )
+        self.content.permissions.create(
+            principal_guid=self.group_friends["guid"],
+            principal_type="group",
+            role="owner",
+        )
+
+        def assert_permissions_match_guids(permissions, objs_with_guid):
+            for permission, obj_with_guid in zip(permissions, objs_with_guid):
+                assert permission["principal_guid"] == obj_with_guid["guid"]
+
+        # Prove they have been added
+        assert_permissions_match_guids(
+            self.content.permissions.find(),
+            [self.user_aron, self.group_friends],
+        )
+
+        # Remove permissions (and from some that isn't an owner)
+        destroyed_permissions = self.content.permissions.destroy(self.user_aron, self.user_bill)
+        assert_permissions_match_guids(
+            destroyed_permissions,
+            [self.user_aron],
+        )
+
+        # Prove they have been removed
+        assert_permissions_match_guids(
+            self.content.permissions.find(),
+            [self.group_friends],
+        )
+
+        # Remove the last permission
+        destroyed_permissions = self.content.permissions.destroy(self.group_friends)
+        assert_permissions_match_guids(
+            destroyed_permissions,
+            [self.group_friends],
+        )
+
+        # Prove they have been removed
+        assert self.content.permissions.find() == []

integration/tests/posit/connect/test_users.py

@@ -5,6 +5,10 @@ class TestUser:
     @classmethod
     def setup_class(cls):
         cls.client = client = connect.Client()
+
+        # Play nicely with other tests
+        cls.existing_user_count = client.users.count()
+
         cls.aron = client.users.create(
             username="aron",
             email="aron@example.com",
@@ -29,8 +33,8 @@ def test_lock(self):
         assert len(self.client.users.find(account_status="locked")) == 0
 
     def test_count(self):
-        # aron, bill, cole, and me
-        assert self.client.users.count() == 4
+        # aron, bill, cole, and me (and existing user)
+        assert self.client.users.count() == 3 + self.existing_user_count
 
     def test_find(self):
         assert self.client.users.find(prefix="aron") == [self.aron]

src/posit/connect/permissions.py

@@ -2,16 +2,20 @@
 
 from __future__ import annotations
 
-from typing import List, overload
+from typing import TYPE_CHECKING, List, overload
 
 from requests.sessions import Session as Session
 
 from .resources import Resource, ResourceParameters, Resources
 
+if TYPE_CHECKING:
+    from .groups import Group
+    from .users import User
+
 
 class Permission(Resource):
-    def delete(self) -> None:
-        """Delete the permission."""
+    def destroy(self) -> None:
+        """Destroy the permission."""
         path = f"v1/content/{self['content_guid']}/permissions/{self['id']}"
         url = self.params.url + path
         self.params.session.delete(url)
@@ -137,3 +141,85 @@ def get(self, uid: str) -> Permission:
         url = self.params.url + path
         response = self.params.session.get(url)
         return Permission(self.params, **response.json())
+
+    def destroy(self, *permissions: str | Group | User | Permission) -> list[Permission]:
+        """Remove supplied content item permissions.
+
+        Removes all provided permissions from the content item's permissions. If a permission isn't
+        found, it is silently ignored.
+
+        Parameters
+        ----------
+        *permissions : str | Group | User | Permission
+            The content item permissions to remove. If a `str` is received, it is compared against
+            the `Permissions`'s `principal_guid`. If a `Group` or `User` is received, the associated
+            `Permission` will be removed.
+
+        Returns
+        -------
+        list[Permission]
+            The removed permissions. If a permission is not found, there is nothing to remove and 
+            it is not included in the returned list.
+
+        Examples
+        --------
+        ```python
+        from posit import connect
+
+        #### User-defined inputs ####
+        # 1. specify the guid for the content item
+        content_guid = "CONTENT_GUID_HERE"
+        # 2. specify either the principal_guid or group name prefix
+        principal_guid = "USER_OR_GROUP_GUID_HERE"
+        group_name_prefix = "GROUP_NAME_PREFIX_HERE"
+        ############################
+
+        client = connect.Client()
+
+        # Remove a single permission by principal_guid
+        client.content.get(content_guid).permissions.destroy(principal_guid)
+
+        # Remove by user (if principal_guid is a user)
+        user = client.users.get(principal_guid)
+        client.content.get(content_guid).permissions.destroy(user)
+
+        # Remove by group (if principal_guid is a group)
+        group = client.groups.get(principal_guid)
+        client.content.get(content_guid).permissions.destroy(group)
+
+        # Remove all groups with a matching prefix name
+        groups = client.groups.find(prefix=group_name_prefix)
+        client.content.get(content_guid).permissions.destroy(*groups)
+
+        # Confirm new permissions
+        client.content.get(content_guid).permissions.find()
+        ```
+        """
+        from .groups import Group
+        from .users import User
+
+        if len(permissions) == 0:
+            raise ValueError("Expected at least one `permission` to remove")
+
+        principal_guids: set[str] = set()
+
+        for arg in permissions:
+            if isinstance(arg, str):
+                principal_guid = arg
+            elif isinstance(arg, (Group, User)):
+                principal_guid: str = arg["guid"]
+            elif isinstance(arg, Permission):
+                principal_guid: str = arg["principal_guid"]
+            else:
+                raise TypeError(
+                    f"destroy() expected argument type 'str', 'User', 'Group', or 'Permission' but got '{type(arg).__name__}'",
+                )
+            principal_guids.add(principal_guid)
+
+        destroyed_permissions: list[Permission] = []
+        for permission in self.find():
+            if permission["principal_guid"] in principal_guids:
+                permission.destroy()
+                destroyed_permissions.append(permission)
+
+        return destroyed_permissions

tests/posit/connect/api.py

@@ -2,10 +2,8 @@
 
 import pyjson5 as json
 
-from posit.connect._json import Jsonifiable, JsonifiableDict, JsonifiableList
 
-
-def load_mock(path: str) -> Jsonifiable:
+def load_mock(path: str):
     """
     Load mock data from a file.
 
@@ -33,13 +31,13 @@ def load_mock(path: str) -> Jsonifiable:
     return json.loads((Path(__file__).parent / "__api__" / path).read_text())
 
 
-def load_mock_dict(path: str) -> JsonifiableDict:
+def load_mock_dict(path: str) -> dict:
     result = load_mock(path)
     assert isinstance(result, dict)
     return result
 
 
-def load_mock_list(path: str) -> JsonifiableList:
+def load_mock_list(path: str) -> list:
     result = load_mock(path)
     assert isinstance(result, list)
     return result

tests/posit/connect/test_permissions.py

@@ -1,18 +1,21 @@
 import random
 import uuid
 
+import pytest
 import requests
 import responses
 from responses import matchers
 
+from posit.connect.groups import Group
 from posit.connect.permissions import Permission, Permissions
 from posit.connect.resources import ResourceParameters
 from posit.connect.urls import Url
+from posit.connect.users import User
 
 from .api import load_mock, load_mock_dict, load_mock_list
 
 
-class TestPermissionDelete:
+class TestPermissionDestroy:
     @responses.activate
     def test(self):
         # data
@@ -30,7 +33,7 @@ def test(self):
         permission = Permission(params, **fake_permission)
 
         # invoke
-        permission.delete()
+        permission.destroy()
 
         # assert
         assert mock_delete.call_count == 1
@@ -262,3 +265,80 @@ def test(self):
 
         # assert
         assert permission == fake_permission
+
+
+class TestPermissionsDestroy:
+    @responses.activate
+    def test_destroy(self):
+        # data
+        permission_uid = "94"
+        content_guid = "f2f37341-e21d-3d80-c698-a935ad614066"
+        fake_permissions = load_mock_list(f"v1/content/{content_guid}/permissions.json")
+        fake_followup_permissions = fake_permissions.copy()
+        fake_followup_permissions.pop(0)
+        fake_permission = load_mock_dict(
+            f"v1/content/{content_guid}/permissions/{permission_uid}.json"
+        )
+        fake_user = load_mock_dict("v1/user.json")
+        fake_group = load_mock_dict("v1/groups/6f300623-1e0c-48e6-a473-ddf630c0c0c3.json")
+
+        # behavior
+
+        # Used in internal for-loop
+        mock_permissions_get = [
+            responses.get(
+                f"https://connect.example/__api__/v1/content/{content_guid}/permissions",
+                json=fake_permissions,
+            ),
+            responses.get(
+                f"https://connect.example/__api__/v1/content/{content_guid}/permissions",
+                json=fake_followup_permissions,
+            ),
+        ]
+        # permission delete
+        mock_permission_delete = responses.delete(
+            f"https://connect.example/__api__/v1/content/{content_guid}/permissions/{permission_uid}",
+        )
+
+        # setup
+        params = ResourceParameters(requests.Session(), Url("https://connect.example/__api__"))
+        permissions = Permissions(params, content_guid=content_guid)
+
+        # (Doesn't match any permissions, but that's okay)
+        user_to_remove = User(params, **fake_user)
+        group_to_remove = Group(params, **fake_group)
+        permission_to_remove = Permission(params, **fake_permission)
+
+        # invoke
+        destroyed_permission = permissions.destroy(
+            fake_permission["principal_guid"],
+            # Make sure duplicates are dropped
+            fake_permission["principal_guid"],
+            # Extract info from User, Group, Permission
+            user_to_remove,
+            group_to_remove,
+            permission_to_remove,
+        )
+
+        # Assert bad input value
+        with pytest.raises(TypeError):
+            permissions.destroy(
+                42  # pyright: ignore[reportArgumentType]
+            )
+        with pytest.raises(ValueError):
+            permissions.destroy()
+
+        # Assert values
+        assert mock_permissions_get[0].call_count == 1
+        assert mock_permissions_get[1].call_count == 0
+        assert mock_permission_delete.call_count == 1
+        assert len(destroyed_permission) == 1
+        assert destroyed_permission[0] == fake_permission
+
+        # Invoking again is a no-op
+        destroyed_permission = permissions.destroy(fake_permission["principal_guid"])
+
+        assert mock_permissions_get[0].call_count == 1
+        assert mock_permissions_get[1].call_count == 1
+        assert mock_permission_delete.call_count == 1
+        assert len(destroyed_permission) == 0