wehub-resource-sync
b4fbd6fe9f
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107 lines
4.4 KiB
Python
107 lines
4.4 KiB
Python
"""Tests for delegate_tool toolset scoping.
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Verifies that subagents cannot gain tools that the parent does not have.
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The LLM controls the `toolsets` parameter — without intersection with the
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parent's enabled_toolsets, it can escalate privileges by requesting
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arbitrary toolsets.
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"""
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from types import SimpleNamespace
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from tools.delegate_tool import _strip_blocked_tools, _emit_parent_console
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class TestToolsetIntersection:
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"""Subagent toolsets must be a subset of parent's enabled_toolsets."""
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def test_requested_toolsets_intersected_with_parent(self):
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"""LLM requests toolsets parent doesn't have — extras are dropped."""
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parent = SimpleNamespace(enabled_toolsets=["terminal", "file"])
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# Simulate the intersection logic from _build_child_agent
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parent_toolsets = set(parent.enabled_toolsets)
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requested = ["terminal", "file", "web", "browser", "rl"]
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scoped = [t for t in requested if t in parent_toolsets]
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assert sorted(scoped) == ["file", "terminal"]
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assert "web" not in scoped
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assert "browser" not in scoped
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assert "rl" not in scoped
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def test_all_requested_toolsets_available_on_parent(self):
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"""LLM requests subset of parent tools — all pass through."""
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parent = SimpleNamespace(enabled_toolsets=["terminal", "file", "web", "browser"])
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parent_toolsets = set(parent.enabled_toolsets)
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requested = ["terminal", "web"]
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scoped = [t for t in requested if t in parent_toolsets]
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assert sorted(scoped) == ["terminal", "web"]
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def test_no_toolsets_requested_inherits_parent(self):
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"""When toolsets is None/empty, child inherits parent's set."""
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parent_toolsets = ["terminal", "file", "web"]
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child = _strip_blocked_tools(parent_toolsets)
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assert "terminal" in child
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assert "file" in child
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assert "web" in child
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def test_strip_blocked_removes_delegation(self):
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"""Blocked toolsets (delegation, clarify, etc.) are always removed."""
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child = _strip_blocked_tools(["terminal", "delegation", "clarify", "memory"])
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assert "delegation" not in child
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assert "clarify" not in child
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assert "memory" not in child
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assert "terminal" in child
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def test_empty_intersection_yields_empty_toolsets(self):
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"""If parent has no overlap with requested, child gets nothing extra."""
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parent = SimpleNamespace(enabled_toolsets=["terminal"])
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parent_toolsets = set(parent.enabled_toolsets)
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requested = ["web", "browser"]
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scoped = [t for t in requested if t in parent_toolsets]
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assert scoped == []
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class TestEmitParentConsole:
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"""Progress lines (e.g. ``✓ [N/M] …``) must route through the parent's
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configured ``_safe_print`` in headless stdio hosts (ACP, gateway) so
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they don't land on stdout and corrupt JSON-RPC frames. Regression for a
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bug where delegate_task completion lines pushed to stdout caused
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``Failed to parse JSON message: ✓ [3/3] …`` errors in the ACP adapter."""
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def test_routes_through_parent_safe_print_when_available(self, capsys):
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captured_lines = []
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parent = SimpleNamespace(_safe_print=lambda line: captured_lines.append(line))
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_emit_parent_console(parent, " ✓ [1/3] Research done (11.55s)")
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assert captured_lines == [" ✓ [1/3] Research done (11.55s)"]
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stdout_stderr = capsys.readouterr()
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assert stdout_stderr.out == ""
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assert stdout_stderr.err == ""
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def test_falls_back_to_stdout_when_no_safe_print(self, capsys):
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parent = SimpleNamespace()
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_emit_parent_console(parent, " ✓ [1/3] fallback path")
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captured = capsys.readouterr()
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assert "fallback path" in captured.out
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def test_falls_back_to_stdout_when_safe_print_raises(self, capsys):
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def raiser(_line):
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raise RuntimeError("boom")
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parent = SimpleNamespace(_safe_print=raiser)
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_emit_parent_console(parent, " ✓ [2/3] fallback on exception")
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captured = capsys.readouterr()
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assert "fallback on exception" in captured.out
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def test_non_callable_safe_print_is_ignored(self, capsys):
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"""Defensive: if _safe_print is set but not callable, fall back."""
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parent = SimpleNamespace(_safe_print="not-a-function")
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_emit_parent_console(parent, " ✓ [3/3] non-callable guard")
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captured = capsys.readouterr()
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assert "non-callable guard" in captured.out
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