sysadminandClaude Opus 4.8
6779d903f2
Add author_mutation_worktree assessment and integrate it into MCP preflight so author mutations fail closed outside branches/ session worktrees, with tests for control-checkout and branches-path cases. Co-Authored-By: Claude Opus 4.8 (1M context) <[email protected]>
96 lines
3.1 KiB
Python
96 lines
3.1 KiB
Python
"""Tests for branches-only author mutation worktree guard (#274)."""
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from __future__ import annotations
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import sys
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import unittest
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from pathlib import Path
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from unittest import mock
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sys.path.insert(0, str(Path(__file__).resolve().parent.parent))
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import author_mutation_worktree as amw # noqa: E402
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class TestPathUnderBranches(unittest.TestCase):
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ROOT = "/repo/Gitea-Tools"
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def test_branches_subdirectory_passes(self):
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self.assertTrue(
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amw.is_path_under_branches(f"{self.ROOT}/branches/issue-274", self.ROOT)
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)
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def test_control_checkout_fails(self):
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self.assertFalse(amw.is_path_under_branches(self.ROOT, self.ROOT))
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def test_sibling_directory_fails(self):
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self.assertFalse(
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amw.is_path_under_branches("/repo/other-checkout", self.ROOT)
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)
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class TestAssessAuthorMutationWorktree(unittest.TestCase):
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ROOT = "/repo/Gitea-Tools"
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def test_branches_worktree_passes(self):
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result = amw.assess_author_mutation_worktree(
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workspace_path=f"{self.ROOT}/branches/issue-274",
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project_root=self.ROOT,
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current_branch="feat/issue-274-branches-only-worktrees",
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)
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self.assertTrue(result["proven"])
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self.assertFalse(result["block"])
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def test_control_checkout_blocks(self):
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result = amw.assess_author_mutation_worktree(
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workspace_path=self.ROOT,
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project_root=self.ROOT,
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current_branch="master",
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)
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self.assertFalse(result["proven"])
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self.assertTrue(result["block"])
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self.assertIn("control checkout", result["reasons"][0])
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def test_drifted_control_branch_blocks(self):
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result = amw.assess_author_mutation_worktree(
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workspace_path=self.ROOT,
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project_root=self.ROOT,
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current_branch="feat/some-task",
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)
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self.assertTrue(result["block"])
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self.assertTrue(any("drift" in r for r in result["reasons"]))
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class TestPreflightIntegration(unittest.TestCase):
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def test_verify_preflight_blocks_control_checkout_with_test_porcelain(self):
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import mcp_server
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mcp_server._preflight_whoami_called = True
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mcp_server._preflight_capability_called = True
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mcp_server._preflight_resolved_role = "author"
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with mock.patch.dict(
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"os.environ",
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{"GITEA_TEST_PORCELAIN": ""},
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clear=False,
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):
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with self.assertRaises(RuntimeError) as ctx:
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mcp_server.verify_preflight_purity()
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self.assertIn("Branches-only mutation guard", str(ctx.exception))
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def test_verify_preflight_allows_branches_worktree(self):
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import mcp_server
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mcp_server._preflight_whoami_called = True
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mcp_server._preflight_capability_called = True
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mcp_server._preflight_resolved_role = "author"
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worktree = "/repo/Gitea-Tools/branches/issue-274"
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with mock.patch.dict(
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"os.environ",
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{"GITEA_TEST_PORCELAIN": ""},
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clear=False,
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):
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mcp_server.verify_preflight_purity(worktree_path=worktree)
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if __name__ == "__main__":
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unittest.main() |