open-swe/tests/test_model_fallback_resolution.py
Adam Moussa c4905ac01e
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fix(models): make Claude family fallback recognize Bedrock ids (#119)
#1651 added the family-aware `provider_fallback_pair` via `_claude_family_of`,
but the helper only matched `anthropic:claude-*` ids. This fork serves Claude
through Bedrock (`bedrock_converse:us.anthropic.claude-*`), so the family logic
was dead code: a dropped Bedrock Sonnet fell back to the Bedrock Opus that sits
first in the list instead of staying in the Sonnet family.

Teach `_claude_family_of` to parse `bedrock_converse` ids and add regression
coverage for the Sonnet-stays-on-Sonnet case.
2026-07-03 11:51:41 -04:00

90 lines
3.4 KiB
Python

from unittest.mock import AsyncMock, patch
import pytest
from agent.dashboard.agent_overrides import normalize_profile_overrides
from agent.dashboard.options import (
DEFAULT_MODEL_ID,
default_model_pair,
provider_fallback_pair,
)
from agent.dashboard.team_settings import get_team_default_model
STALE_ANTHROPIC = "bedrock_converse:us.anthropic.claude-opus-4-7"
SUPPORTED_ANTHROPIC = "bedrock_converse:us.anthropic.claude-opus-4-8"
STALE_SONNET = "bedrock_converse:us.anthropic.claude-sonnet-4-9"
SUPPORTED_SONNET = "bedrock_converse:us.anthropic.claude-sonnet-5"
def test_provider_fallback_preserves_provider_and_effort() -> None:
assert provider_fallback_pair(STALE_ANTHROPIC, "xhigh") == (SUPPORTED_ANTHROPIC, "xhigh")
def test_provider_fallback_keeps_bedrock_sonnet_in_family() -> None:
# A dropped Bedrock Sonnet must prefer the current Bedrock Sonnet, not cross to
# the Bedrock Opus that happens to sit first in the provider's list. Requires
# _claude_family_of to understand bedrock_converse ids, not just anthropic:.
assert provider_fallback_pair(STALE_SONNET, "high") == (SUPPORTED_SONNET, "high")
def test_provider_fallback_uses_default_effort_when_unsupported() -> None:
assert provider_fallback_pair(STALE_ANTHROPIC, "bogus") == (SUPPORTED_ANTHROPIC, "high")
assert provider_fallback_pair(STALE_ANTHROPIC, None) == (SUPPORTED_ANTHROPIC, "high")
def test_provider_fallback_resolves_fireworks_within_provider() -> None:
model, effort = provider_fallback_pair("fireworks:accounts/fireworks/models/legacy-old", "low")
assert model.startswith("fireworks:")
assert effort == "low"
@pytest.mark.parametrize("model_id", ["unknown:model", "no-colon", "", None, 123])
def test_provider_fallback_returns_none_without_provider_match(model_id: object) -> None:
assert provider_fallback_pair(model_id, "high") is None
@pytest.mark.asyncio
async def test_team_default_stale_anthropic_stays_on_provider() -> None:
settings = {
"default_agent_model": STALE_ANTHROPIC,
"default_agent_reasoning_effort": "xhigh",
}
with patch(
"agent.dashboard.team_settings.get_team_settings",
new_callable=AsyncMock,
return_value=settings,
):
assert await get_team_default_model("agent") == (SUPPORTED_ANTHROPIC, "xhigh")
@pytest.mark.asyncio
async def test_team_default_unknown_provider_falls_back_to_global() -> None:
settings = {
"default_reviewer_model": "mystery:model",
"default_reviewer_reasoning_effort": "high",
}
with patch(
"agent.dashboard.team_settings.get_team_settings",
new_callable=AsyncMock,
return_value=settings,
):
assert await get_team_default_model("reviewer") == default_model_pair()
def test_profile_stale_anthropic_upgrades_to_supported() -> None:
profile = {"default_model": STALE_ANTHROPIC, "reasoning_effort": "high"}
assert normalize_profile_overrides(profile) == (SUPPORTED_ANTHROPIC, "high")
def test_profile_without_model_defers_to_team_default() -> None:
assert normalize_profile_overrides({"reasoning_effort": "high"}) == (None, None)
def test_profile_unknown_provider_defers_to_team_default() -> None:
profile = {"default_model": "mystery:model", "reasoning_effort": "high"}
assert normalize_profile_overrides(profile) == (None, None)
def test_global_default_is_supported() -> None:
model, _ = default_model_pair()
assert model == DEFAULT_MODEL_ID