chore: import upstream snapshot with attribution

tests/runner/test_opencode_resume.py

@@ -0,0 +1,109 @@
+"""Tests for opencode-native resume helpers (transcript render + rehydration)."""
+
+from __future__ import annotations
+
+from typing import Any
+
+import omnigent.runner.app as app
+
+_ITEMS: list[dict[str, Any]] = [
+    {"type": "message", "role": "user", "content": [{"type": "input_text", "text": "hi"}]},
+    {"type": "message", "role": "assistant", "content": [{"type": "output_text", "text": "yo"}]},
+]
+
+
+class _Resp:
+    def __init__(self, data: list[dict[str, Any]]) -> None:
+        self._data = data
+
+    def raise_for_status(self) -> None:
+        return None
+
+    def json(self) -> dict[str, Any]:
+        return {"data": self._data}
+
+
+class _FakeServerClient:
+    def __init__(self, items: list[dict[str, Any]]) -> None:
+        self._items = items
+
+    async def get(self, url: str, **kwargs: Any) -> _Resp:
+        return _Resp(self._items)
+
+
+class _FakeOpenCodeClient:
+    def __init__(self) -> None:
+        self.seeded: tuple[str, str, str | None, str | None] | None = None
+
+    async def seed_context(
+        self,
+        session_id: str,
+        text: str,
+        *,
+        provider_id: str | None = None,
+        model_id: str | None = None,
+    ) -> bool:
+        self.seeded = (session_id, text, provider_id, model_id)
+        return True
+
+
+# ── _render_opencode_transcript_text ────────────────────────────────────────
+
+
+def test_render_transcript_extracts_user_assistant_text() -> None:
+    assert app._render_opencode_transcript_text(_ITEMS) == "User: hi\n\nAssistant: yo"
+
+
+def test_render_transcript_skips_non_message_and_other_roles() -> None:
+    items = [
+        {"type": "reasoning", "text": "ignored"},
+        {"type": "message", "role": "tool", "content": [{"text": "ignored"}]},
+        {"type": "message", "role": "user", "content": [{"type": "input_text", "text": "hi"}]},
+    ]
+    assert app._render_opencode_transcript_text(items) == "User: hi"
+
+
+# ── _rehydrate_opencode_session_from_transcript ─────────────────────────────
+
+
+async def test_rehydrate_seeds_transcript_with_model() -> None:
+    oc = _FakeOpenCodeClient()
+    ok = await app._rehydrate_opencode_session_from_transcript(
+        opencode_client=oc,
+        opencode_session_id="ses_1",
+        omnigent_session_id="conv_1",
+        server_client=_FakeServerClient(_ITEMS),
+        model_override="anthropic/claude-sonnet-4-5",
+    )
+    assert ok is True
+    assert oc.seeded is not None
+    session_id, text, provider_id, model_id = oc.seeded
+    assert session_id == "ses_1"
+    assert "User: hi" in text and "Assistant: yo" in text
+    assert (provider_id, model_id) == ("anthropic", "claude-sonnet-4-5")
+
+
+async def test_rehydrate_no_server_client_returns_false() -> None:
+    oc = _FakeOpenCodeClient()
+    ok = await app._rehydrate_opencode_session_from_transcript(
+        opencode_client=oc,
+        opencode_session_id="s",
+        omnigent_session_id="c",
+        server_client=None,
+        model_override=None,
+    )
+    assert ok is False
+    assert oc.seeded is None
+
+
+async def test_rehydrate_empty_transcript_returns_false() -> None:
+    oc = _FakeOpenCodeClient()
+    ok = await app._rehydrate_opencode_session_from_transcript(
+        opencode_client=oc,
+        opencode_session_id="s",
+        omnigent_session_id="c",
+        server_client=_FakeServerClient([]),
+        model_override=None,
+    )
+    assert ok is False
+    assert oc.seeded is None