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Elydora-Python-SDK/tests/test_claudecode_transaction.py
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Python

from __future__ import annotations
import os
from pathlib import Path
import shutil
import subprocess # nosec B404
import sys
import pytest
from claudecode_support import (
AGENT_ID,
VALID_PRIVATE_KEY,
prepare_fixture,
symlink_or_skip,
write_json,
write_text,
)
from elydora.plugins import _transaction, claudecode_installation
from elydora.plugins.claudecode_contract import (
AUDIT_STATUS,
GUARD_STATUS,
build_claude_group,
remove_managed_claude_hooks,
render_claude_document,
)
from elydora.plugins.claudecode_io import read_claude_document
from elydora.utils import base64url_encode
RUNTIME_NAMES = ("guard.py", "config.json", "private.key", "hook.py")
def prepare_installation(fixture: object) -> list[_transaction.FileChange]:
document = read_claude_document()
paths = claudecode_installation.preflight_claude_installation(
fixture.config, document
)
cleaned = remove_managed_claude_hooks(document.hooks)
hooks = {
**cleaned,
"PreToolUse": [
*cleaned.get("PreToolUse", []),
build_claude_group(paths.guard_path, GUARD_STATUS),
],
"PostToolUse": [
*cleaned.get("PostToolUse", []),
build_claude_group(paths.audit_path, AUDIT_STATUS),
],
"PostToolUseFailure": [
*cleaned.get("PostToolUseFailure", []),
build_claude_group(paths.audit_path, AUDIT_STATUS),
],
}
return claudecode_installation.prepare_claude_installation(
fixture.config, paths, render_claude_document(document, hooks)
)
def assert_no_transaction_files(root: Path) -> None:
assert not list(root.rglob("*.tmp"))
assert not list(root.rglob("*.rollback"))
def test_transaction_rolls_back_all_five_files(
monkeypatch: pytest.MonkeyPatch, tmp_path: Path
) -> None:
original = '{"model":"sonnet"}\n'
fixture = prepare_fixture(
monkeypatch, tmp_path, existing_settings=original
)
real_replace = _transaction.os.replace
failed = False
def fail_settings_once(source: str, destination: str) -> None:
nonlocal failed
if os.path.abspath(destination) == str(fixture.config_path) and not failed:
failed = True
raise OSError("injected Claude settings failure")
real_replace(source, destination)
monkeypatch.setattr(_transaction.os, "replace", fail_settings_once)
with pytest.raises(OSError, match="injected Claude settings failure"):
fixture.install()
assert fixture.config_path.read_text(encoding="utf-8") == original
for name in RUNTIME_NAMES:
assert not (fixture.agent_dir / name).exists()
assert_no_transaction_files(fixture.home_dir)
def test_concurrent_settings_change_is_detected_before_runtime_commits(
monkeypatch: pytest.MonkeyPatch, tmp_path: Path
) -> None:
fixture = prepare_fixture(
monkeypatch, tmp_path, existing_settings={"model": "sonnet"}
)
changes = prepare_installation(fixture)
concurrent = '{"model":"opus"}\n'
fixture.config_path.write_text(concurrent, encoding="utf-8")
with pytest.raises(OSError, match="changed during installation"):
claudecode_installation.commit_claude_installation(changes)
assert fixture.config_path.read_text(encoding="utf-8") == concurrent
for name in RUNTIME_NAMES:
assert not (fixture.agent_dir / name).exists()
assert_no_transaction_files(fixture.home_dir)
def test_recovery_preserves_original_after_committed_runtime_changes(
monkeypatch: pytest.MonkeyPatch, tmp_path: Path
) -> None:
fixture = prepare_fixture(monkeypatch, tmp_path)
fixture.install()
original = fixture.runtime_config_path.read_text(encoding="utf-8")
fixture.config["org_id"] = "org-updated"
fixture.config["private_key"] = base64url_encode(bytes(range(31, -1, -1)))
changes = prepare_installation(fixture)
real_replace = _transaction.os.replace
calls = 0
def change_first_then_fail(source: str, destination: str) -> None:
nonlocal calls
calls += 1
if calls == 1:
real_replace(source, destination)
write_text(Path(destination), "external change\n")
return
raise OSError("injected later commit failure")
monkeypatch.setattr(_transaction.os, "replace", change_first_then_fail)
with pytest.raises(OSError, match="original content preserved at"):
claudecode_installation.commit_claude_installation(changes)
assert fixture.runtime_config_path.read_text(encoding="utf-8") == "external change\n"
rollbacks = list(fixture.agent_dir.glob(".config.json.*.rollback"))
assert len(rollbacks) == 1
assert rollbacks[0].read_text(encoding="utf-8") == original
@pytest.mark.parametrize("runtime_name", [
"private.key", "guard.py", "hook.py", "chain-state.json",
"status-cache.json", "error.log",
])
def test_orphan_runtime_artifacts_fail_before_settings_writes(
monkeypatch: pytest.MonkeyPatch,
tmp_path: Path,
runtime_name: str,
) -> None:
fixture = prepare_fixture(monkeypatch, tmp_path)
artifact = fixture.agent_dir / runtime_name
write_text(artifact, "orphan\n")
with pytest.raises(ValueError, match="identity cannot be verified"):
fixture.install()
assert artifact.read_text(encoding="utf-8") == "orphan\n"
assert not fixture.config_path.exists()
def test_mismatched_runtime_identity_fails_before_writes(
monkeypatch: pytest.MonkeyPatch, tmp_path: Path
) -> None:
fixture = prepare_fixture(monkeypatch, tmp_path)
write_json(fixture.runtime_config_path, {
"agent_id": "another-agent", "agent_name": "claudecode",
})
original = fixture.runtime_config_path.read_text(encoding="utf-8")
with pytest.raises(ValueError, match="identity does not match"):
fixture.install()
assert fixture.runtime_config_path.read_text(encoding="utf-8") == original
assert not fixture.config_path.exists()
@pytest.mark.parametrize("kind", ["configuration", "settings", "runtime"])
def test_linked_configuration_and_runtime_paths_are_rejected(
monkeypatch: pytest.MonkeyPatch,
tmp_path: Path,
kind: str,
) -> None:
fixture = prepare_fixture(monkeypatch, tmp_path)
target = tmp_path / f"{kind}-target"
if kind == "settings":
write_text(target, "{}\n")
fixture.config_path.parent.mkdir(parents=True)
symlink_or_skip(target, fixture.config_path)
else:
target.mkdir()
link = (
fixture.config_path.parent
if kind == "configuration"
else fixture.agent_dir.parent
)
if kind == "runtime" and link.exists():
shutil.rmtree(link)
link.parent.mkdir(parents=True, exist_ok=True)
symlink_or_skip(target, link, directory=True)
with pytest.raises(OSError, match="physical (file|directory)"):
fixture.install()
@pytest.mark.parametrize(
("field", "value", "pattern"),
[
("agent_name", "codex", "requires agent_name claudecode"),
("agent_id", "../escape", "Invalid agent ID"),
("private_key", "invalid", "canonical 32-byte"),
("token", "", "non-empty string"),
("base_url", "https://api.elydora.com?q=1", "query parameters"),
("guard_script_path", "outside", "managed agent directory"),
],
)
def test_install_validates_runtime_inputs_before_writes(
monkeypatch: pytest.MonkeyPatch,
tmp_path: Path,
field: str,
value: str,
pattern: str,
) -> None:
fixture = prepare_fixture(monkeypatch, tmp_path)
fixture.config[field] = value
with pytest.raises(ValueError, match=pattern):
fixture.install()
assert not fixture.config_path.exists()
assert not fixture.agent_dir.exists()
def test_status_surfaces_malformed_runtime_metadata(
monkeypatch: pytest.MonkeyPatch, tmp_path: Path
) -> None:
fixture = prepare_fixture(monkeypatch, tmp_path)
fixture.install()
fixture.runtime_config_path.write_text("{ malformed", encoding="utf-8")
with pytest.raises(ValueError, match="parse Elydora runtime config"):
fixture.plugin.status()
def test_installation_leaves_no_transaction_artifacts(
monkeypatch: pytest.MonkeyPatch, tmp_path: Path
) -> None:
fixture = prepare_fixture(monkeypatch, tmp_path)
fixture.install()
assert_no_transaction_files(fixture.home_dir)
def test_cli_preflight_preserves_malformed_settings(
tmp_path: Path,
) -> None:
home_dir = tmp_path / "cli-home"
settings_path = home_dir / ".claude" / "settings.json"
key_path = tmp_path / "private.key"
write_text(settings_path, "{ malformed")
write_text(key_path, VALID_PRIVATE_KEY)
environment = {**os.environ, "HOME": str(home_dir), "USERPROFILE": str(home_dir)}
environment.pop("CLAUDE_CONFIG_DIR", None)
result = subprocess.run(
[
sys.executable, "-m", "elydora.cli", "install",
"--agent", "claudecode", "--org_id", "org-1",
"--agent_id", AGENT_ID, "--private_key_file", str(key_path),
"--kid", "key-1", "--base_url", "https://api.elydora.com",
],
capture_output=True,
check=False,
cwd=Path(__file__).parents[1],
env=environment,
text=True,
)
assert result.returncode == 1
assert "parse Claude Code user settings" in result.stderr
assert settings_path.read_text(encoding="utf-8") == "{ malformed"
assert not (home_dir / ".elydora").exists()