hermes-agent/tests/providers/test_transport_parity.py
kshitijk4poor 20a4f79ed1 feat: provider modules — ProviderProfile ABC, 33 providers, fetch_models, transport single-path
Introduces providers/ package — single source of truth for every
inference provider. Adding a simple api-key provider now requires one
providers/<name>.py file with zero edits anywhere else.

What this PR ships:
- providers/ package (ProviderProfile ABC + 33 profiles across 4 api_modes)
- ProviderProfile declarative fields: name, api_mode, aliases, display_name,
  env_vars, base_url, models_url, auth_type, fallback_models, hostname,
  default_headers, fixed_temperature, default_max_tokens, default_aux_model
- 4 overridable hooks: prepare_messages, build_extra_body,
  build_api_kwargs_extras, fetch_models
- chat_completions.build_kwargs: profile path via _build_kwargs_from_profile,
  legacy flag path retained for lmstudio/tencent-tokenhub (which have
  session-aware reasoning probing that doesn't map cleanly to hooks yet)
- run_agent.py: profile path for all registered providers; legacy path
  variable scoping fixed (all flags defined before branching)
- Auto-wires: auth.PROVIDER_REGISTRY, models.CANONICAL_PROVIDERS,
  doctor health checks, config.OPTIONAL_ENV_VARS, model_metadata._URL_TO_PROVIDER
- GeminiProfile: thinking_config translation (native + openai-compat nested)
- New tests/providers/ (79 tests covering profile declarations, transport
  parity, hook overrides, e2e kwargs assembly)

Deltas vs original PR (salvaged onto current main):
- Added profiles: alibaba-coding-plan, azure-foundry, minimax-oauth
  (were added to main since original PR)
- Skipped profiles: lmstudio, tencent-tokenhub stay on legacy path (their
  reasoning_effort probing has no clean hook equivalent yet)
- Removed lmstudio alias from custom profile (it's a separate provider now)
- Skipped openrouter/custom from PROVIDER_REGISTRY auto-extension
  (resolve_provider special-cases them; adding breaks runtime resolution)
- runtime_provider: profile.api_mode only as fallback when URL detection
  finds nothing (was breaking minimax /v1 override)
- Preserved main's legacy-path improvements: deepseek reasoning_content
  preserve, gemini Gemma skip, OpenRouter response caching, Anthropic 1M
  beta recovery, etc.
- Kept agent/copilot_acp_client.py in place (rejected PR's relocation —
  main has 7 fixes landed since; relocation would revert them)
- _API_KEY_PROVIDER_AUX_MODELS alias kept for backward compat with existing
  test imports

Co-authored-by: kshitijk4poor <82637225+kshitijk4poor@users.noreply.github.com>
Closes #14418
2026-05-05 13:40:01 -07:00

258 lines
9.1 KiB
Python

"""Parity tests: pin the exact current transport behavior per provider.
These tests document the flag-based contract between run_agent.py and
ChatCompletionsTransport.build_kwargs(). When the next PR wires profiles
to replace flags, every assertion here must still pass — any failure is
a behavioral regression.
"""
import pytest
from agent.transports.chat_completions import ChatCompletionsTransport
from providers import get_provider_profile
@pytest.fixture
def transport():
return ChatCompletionsTransport()
def _simple_messages():
return [{"role": "user", "content": "hello"}]
def _max_tokens_fn(n):
return {"max_completion_tokens": n}
class TestNvidiaParity:
"""NVIDIA NIM: default max_tokens=16384."""
def test_default_max_tokens(self, transport):
"""NVIDIA default max_tokens=16384 comes from profile, not legacy is_nvidia_nim flag."""
from providers import get_provider_profile
profile = get_provider_profile("nvidia")
kw = transport.build_kwargs(
model="nvidia/llama-3.1-nemotron-70b-instruct",
messages=_simple_messages(),
tools=None,
max_tokens_param_fn=_max_tokens_fn,
provider_profile=profile,
)
assert kw["max_completion_tokens"] == 16384
def test_user_max_tokens_overrides(self, transport):
from providers import get_provider_profile
profile = get_provider_profile("nvidia")
kw = transport.build_kwargs(
model="nvidia/llama-3.1-nemotron-70b-instruct",
messages=_simple_messages(),
tools=None,
max_tokens=4096,
max_tokens_param_fn=_max_tokens_fn,
provider_profile=profile,
)
assert kw["max_completion_tokens"] == 4096 # user overrides default
class TestKimiParity:
"""Kimi: OMIT temperature, max_tokens=32000, thinking + reasoning_effort."""
def test_temperature_omitted(self, transport):
kw = transport.build_kwargs(
model="kimi-k2",
messages=_simple_messages(),
tools=None,
provider_profile=get_provider_profile("kimi-coding"),
omit_temperature=True,
)
assert "temperature" not in kw
def test_default_max_tokens(self, transport):
kw = transport.build_kwargs(
model="kimi-k2",
messages=_simple_messages(),
tools=None,
provider_profile=get_provider_profile("kimi-coding"),
max_tokens_param_fn=_max_tokens_fn,
)
assert kw["max_completion_tokens"] == 32000
def test_thinking_enabled(self, transport):
kw = transport.build_kwargs(
model="kimi-k2",
messages=_simple_messages(),
tools=None,
provider_profile=get_provider_profile("kimi-coding"),
reasoning_config={"enabled": True, "effort": "high"},
)
assert kw["extra_body"]["thinking"] == {"type": "enabled"}
def test_thinking_disabled(self, transport):
kw = transport.build_kwargs(
model="kimi-k2",
messages=_simple_messages(),
tools=None,
provider_profile=get_provider_profile("kimi-coding"),
reasoning_config={"enabled": False},
)
assert kw["extra_body"]["thinking"] == {"type": "disabled"}
def test_reasoning_effort_top_level(self, transport):
"""Kimi reasoning_effort is a TOP-LEVEL api_kwargs key, NOT in extra_body."""
kw = transport.build_kwargs(
model="kimi-k2",
messages=_simple_messages(),
tools=None,
provider_profile=get_provider_profile("kimi-coding"),
reasoning_config={"enabled": True, "effort": "high"},
)
assert kw.get("reasoning_effort") == "high"
assert "reasoning_effort" not in kw.get("extra_body", {})
def test_reasoning_effort_default_medium(self, transport):
kw = transport.build_kwargs(
model="kimi-k2",
messages=_simple_messages(),
tools=None,
provider_profile=get_provider_profile("kimi-coding"),
reasoning_config={"enabled": True},
)
assert kw.get("reasoning_effort") == "medium"
class TestOpenRouterParity:
"""OpenRouter: provider preferences, reasoning in extra_body."""
def test_provider_preferences(self, transport):
prefs = {"allow": ["anthropic"], "sort": "price"}
kw = transport.build_kwargs(
model="anthropic/claude-sonnet-4.6",
messages=_simple_messages(),
tools=None,
provider_profile=get_provider_profile("openrouter"),
provider_preferences=prefs,
)
assert kw["extra_body"]["provider"] == prefs
def test_reasoning_passes_full_config(self, transport):
"""OpenRouter passes the FULL reasoning_config dict, not just effort."""
rc = {"enabled": True, "effort": "high"}
kw = transport.build_kwargs(
model="anthropic/claude-sonnet-4.6",
messages=_simple_messages(),
tools=None,
provider_profile=get_provider_profile("openrouter"),
supports_reasoning=True,
reasoning_config=rc,
)
assert kw["extra_body"]["reasoning"] == rc
def test_default_reasoning_when_no_config(self, transport):
"""When supports_reasoning=True but no config, adds default."""
kw = transport.build_kwargs(
model="anthropic/claude-sonnet-4.6",
messages=_simple_messages(),
tools=None,
provider_profile=get_provider_profile("openrouter"),
supports_reasoning=True,
)
assert kw["extra_body"]["reasoning"] == {"enabled": True, "effort": "medium"}
class TestNousParity:
"""Nous: product tags, reasoning, omit when disabled."""
def test_tags(self, transport):
kw = transport.build_kwargs(
model="hermes-3-llama-3.1-405b",
messages=_simple_messages(),
tools=None,
provider_profile=get_provider_profile("nous"),
)
assert kw["extra_body"]["tags"] == ["product=hermes-agent"]
def test_reasoning_omitted_when_disabled(self, transport):
"""Nous special case: reasoning omitted entirely when disabled."""
kw = transport.build_kwargs(
model="hermes-3-llama-3.1-405b",
messages=_simple_messages(),
tools=None,
provider_profile=get_provider_profile("nous"),
supports_reasoning=True,
reasoning_config={"enabled": False},
)
assert "reasoning" not in kw.get("extra_body", {})
def test_reasoning_enabled(self, transport):
rc = {"enabled": True, "effort": "high"}
kw = transport.build_kwargs(
model="hermes-3-llama-3.1-405b",
messages=_simple_messages(),
tools=None,
provider_profile=get_provider_profile("nous"),
supports_reasoning=True,
reasoning_config=rc,
)
assert kw["extra_body"]["reasoning"] == rc
class TestQwenParity:
"""Qwen: max_tokens=65536, vl_high_resolution, metadata top-level."""
def test_default_max_tokens(self, transport):
kw = transport.build_kwargs(
model="qwen3.5-plus",
messages=_simple_messages(),
tools=None,
provider_profile=get_provider_profile("qwen-oauth"),
max_tokens_param_fn=_max_tokens_fn,
)
assert kw["max_completion_tokens"] == 65536
def test_vl_high_resolution(self, transport):
kw = transport.build_kwargs(
model="qwen3.5-plus",
messages=_simple_messages(),
tools=None,
provider_profile=get_provider_profile("qwen-oauth"),
)
assert kw["extra_body"]["vl_high_resolution_images"] is True
def test_metadata_top_level(self, transport):
"""Qwen metadata goes to top-level api_kwargs, NOT extra_body."""
meta = {"sessionId": "s123", "promptId": "p456"}
kw = transport.build_kwargs(
model="qwen3.5-plus",
messages=_simple_messages(),
tools=None,
provider_profile=get_provider_profile("qwen-oauth"),
qwen_session_metadata=meta,
)
assert kw["metadata"] == meta
assert "metadata" not in kw.get("extra_body", {})
class TestCustomOllamaParity:
"""Custom/Ollama: num_ctx, think=false — now tested via profile."""
def test_ollama_num_ctx(self, transport):
kw = transport.build_kwargs(
model="llama3.1",
messages=_simple_messages(),
tools=None,
provider_profile=get_provider_profile("custom"),
ollama_num_ctx=131072,
)
assert kw["extra_body"]["options"]["num_ctx"] == 131072
def test_think_false_when_disabled(self, transport):
kw = transport.build_kwargs(
model="qwen3:72b",
messages=_simple_messages(),
tools=None,
provider_profile=get_provider_profile("custom"),
reasoning_config={"enabled": False, "effort": "none"},
)
assert kw["extra_body"]["think"] is False