geo/backend/tests/test_services/test_smart_router_and_usage.py

369 lines
14 KiB
Python

import pytest
from app.services.llm.smart_router import (
ENGINE_COST_PROFILES,
CostTier,
EngineCostProfile,
SmartRouter,
)
from app.services.usage_tracker import (
UsageRecord,
UsageSummary,
UsageTracker,
)
class TestEngineCostProfile:
"""EngineCostProfile数据结构测试"""
def test_creation(self):
profile = EngineCostProfile(
engine_type="deepseek",
cost_tier=CostTier.FREE,
input_price_per_million=0.25,
output_price_per_million=6.0,
has_free_tier=True,
requires_own_key=False,
geo_relevance=4,
domestic=True,
)
assert profile.engine_type == "deepseek"
assert profile.cost_tier == CostTier.FREE
assert profile.input_price_per_million == 0.25
assert profile.output_price_per_million == 6.0
assert profile.has_free_tier is True
assert profile.requires_own_key is False
assert profile.geo_relevance == 4
assert profile.domestic is True
def test_cost_tier_values(self):
assert CostTier.FREE == "free"
assert CostTier.LOW_COST == "low_cost"
assert CostTier.MID_COST == "mid_cost"
assert CostTier.HIGH_COST == "high_cost"
def test_engine_cost_profiles_completeness(self):
expected_engines = {"deepseek", "qwen", "wenxin", "kimi", "doubao", "gemini", "yuanbao", "chatgpt", "perplexity"}
assert set(ENGINE_COST_PROFILES.keys()) == expected_engines
def test_free_tier_engines_have_free_flag(self):
for name, profile in ENGINE_COST_PROFILES.items():
if profile.cost_tier == CostTier.FREE:
assert profile.has_free_tier is True, f"{name} is FREE tier but has_free_tier=False"
def test_high_cost_engines_require_own_key(self):
for name, profile in ENGINE_COST_PROFILES.items():
if profile.cost_tier == CostTier.HIGH_COST:
assert profile.requires_own_key is True, f"{name} is HIGH_COST but requires_own_key=False"
class TestSmartRouter:
"""SmartRouter智能路由服务测试"""
@pytest.fixture
def router(self):
return SmartRouter()
@pytest.fixture
def router_with_user_engines(self):
return SmartRouter(user_engines=["chatgpt", "perplexity"])
def test_initialization_default(self, router):
assert len(router.available_engines) == len(ENGINE_COST_PROFILES)
assert router.user_engines == []
def test_initialization_with_available_engines(self):
r = SmartRouter(available_engines=["deepseek", "qwen"])
assert r.available_engines == ["deepseek", "qwen"]
def test_initialization_with_user_engines(self):
r = SmartRouter(user_engines=["chatgpt"])
assert r.user_engines == ["chatgpt"]
def test_select_engines_returns_list(self, router):
result = router.select_engines()
assert isinstance(result, list)
assert len(result) > 0
def test_select_engines_respects_max_engines(self, router):
result = router.select_engines(max_engines=3)
assert len(result) <= 3
def test_select_engines_priority_free_first(self, router):
result = router.select_engines(max_engines=5)
free_engines = [e for e in result if ENGINE_COST_PROFILES[e].cost_tier == CostTier.FREE]
non_free = [e for e in result if ENGINE_COST_PROFILES[e].cost_tier != CostTier.FREE]
free_count = len(free_engines)
if free_count > 0 and len(non_free) > 0:
first_non_free_idx = result.index(non_free[0])
last_free_idx = max(result.index(e) for e in free_engines)
assert last_free_idx < first_non_free_idx
def test_tiered_routing_order(self, router):
result = router.select_engines(max_engines=10)
tiers = [ENGINE_COST_PROFILES[e].cost_tier for e in result]
tier_order = {CostTier.FREE: 0, CostTier.LOW_COST: 1, CostTier.MID_COST: 2, CostTier.HIGH_COST: 3}
tier_values = [tier_order[t] for t in tiers]
for i in range(len(tier_values) - 1):
assert tier_values[i] <= tier_values[i + 1], f"分层路由顺序错误: {result[i]}({tiers[i]}) 排在 {result[i+1]}({tiers[i+1]}) 前面"
def test_user_engines_prioritized(self, router_with_user_engines):
result = router_with_user_engines.select_engines(max_engines=9)
chatgpt_idx = result.index("chatgpt") if "chatgpt" in result else 999
other_high_idx = None
for e in result:
if ENGINE_COST_PROFILES[e].cost_tier == CostTier.HIGH_COST and e != "chatgpt":
other_high_idx = result.index(e)
break
if other_high_idx is not None:
assert chatgpt_idx < other_high_idx
def test_engine_fallback_when_unavailable(self):
r = SmartRouter(available_engines=["chatgpt", "perplexity"])
result = r.select_engines(max_engines=5)
assert len(result) == 2
assert "chatgpt" in result
assert "perplexity" in result
def test_prefer_domestic(self, router):
result = router.select_engines(max_engines=5, prefer_domestic=True)
domestic = [e for e in result if ENGINE_COST_PROFILES[e].domestic]
international = [e for e in result if not ENGINE_COST_PROFILES[e].domestic]
if domestic and international:
last_domestic_idx = max(result.index(e) for e in domestic)
first_intl_idx = min(result.index(e) for e in international)
assert last_domestic_idx < first_intl_idx
def test_get_cost_estimate(self, router):
engines = ["deepseek", "qwen"]
estimate = router.get_cost_estimate(engines)
assert "total_cost" in estimate
assert "per_engine" in estimate
assert "deepseek" in estimate["per_engine"]
assert "qwen" in estimate["per_engine"]
assert estimate["total_cost"] > 0
def test_get_cost_estimate_values(self, router):
engines = ["deepseek"]
estimate = router.get_cost_estimate(engines, estimated_input_tokens=1_000_000, estimated_output_tokens=1_000_000)
expected_cost = 0.25 + 6.0
assert abs(estimate["total_cost"] - expected_cost) < 0.001
def test_get_recommended_combination(self, router):
combo = router.get_recommended_combination()
assert "basic" in combo
assert "standard" in combo
assert "premium" in combo
assert "user_premium" in combo
assert len(combo["basic"]) <= 3
for e in combo["basic"]:
assert ENGINE_COST_PROFILES[e].cost_tier == CostTier.FREE
def test_select_engines_no_duplicates(self, router):
result = router.select_engines(max_engines=10)
assert len(result) == len(set(result))
class TestUsageRecord:
"""UsageRecord数据结构测试"""
def test_creation(self):
from datetime import UTC, datetime
now = datetime.now(UTC)
record = UsageRecord(
id="usage_1",
user_id="user_001",
brand_id="brand_001",
engine_type="deepseek",
query="测试查询",
input_tokens=500,
output_tokens=1000,
cost=0.00625,
timestamp=now,
)
assert record.id == "usage_1"
assert record.user_id == "user_001"
assert record.brand_id == "brand_001"
assert record.engine_type == "deepseek"
assert record.query == "测试查询"
assert record.input_tokens == 500
assert record.output_tokens == 1000
assert record.cost == 0.00625
assert record.timestamp == now
def test_default_metadata(self):
from datetime import UTC, datetime
record = UsageRecord(
id="usage_2",
user_id="user_001",
brand_id="brand_001",
engine_type="qwen",
query="测试",
input_tokens=100,
output_tokens=200,
cost=0.001,
timestamp=datetime.now(UTC),
)
assert record.metadata == {}
def test_custom_metadata(self):
from datetime import UTC, datetime
record = UsageRecord(
id="usage_3",
user_id="user_001",
brand_id="brand_001",
engine_type="qwen",
query="测试",
input_tokens=100,
output_tokens=200,
cost=0.001,
timestamp=datetime.now(UTC),
metadata={"source": "api"},
)
assert record.metadata == {"source": "api"}
class TestUsageTracker:
"""UsageTracker用量追踪服务测试"""
@pytest.fixture
def tracker(self):
return UsageTracker()
def test_record_returns_usage_record(self, tracker):
record = tracker.record(
user_id="user_001",
brand_id="brand_001",
engine_type="deepseek",
query="测试查询",
input_tokens=500,
output_tokens=1000,
cost=0.00625,
)
assert isinstance(record, UsageRecord)
assert record.user_id == "user_001"
assert record.engine_type == "deepseek"
assert record.input_tokens == 500
assert record.output_tokens == 1000
assert record.cost == 0.00625
def test_record_auto_generates_id(self, tracker):
record = tracker.record(
user_id="user_001",
brand_id="brand_001",
engine_type="deepseek",
query="测试",
input_tokens=100,
output_tokens=200,
cost=0.001,
)
assert record.id.startswith("usage_")
def test_record_auto_generates_timestamp(self, tracker):
record = tracker.record(
user_id="user_001",
brand_id="brand_001",
engine_type="deepseek",
query="测试",
input_tokens=100,
output_tokens=200,
cost=0.001,
)
assert record.timestamp is not None
def test_record_with_metadata(self, tracker):
record = tracker.record(
user_id="user_001",
brand_id="brand_001",
engine_type="deepseek",
query="测试",
input_tokens=100,
output_tokens=200,
cost=0.001,
metadata={"source": "api"},
)
assert record.metadata == {"source": "api"}
def test_get_summary_daily(self, tracker):
tracker.record("user_001", "brand_001", "deepseek", "q1", 500, 1000, 0.006)
tracker.record("user_001", "brand_001", "qwen", "q2", 300, 600, 0.003)
summary = tracker.get_summary(user_id="user_001", period="day")
assert isinstance(summary, UsageSummary)
assert summary.period == "day"
assert summary.total_queries == 2
assert summary.total_input_tokens == 800
assert summary.total_output_tokens == 1600
assert summary.total_cost > 0
def test_get_summary_weekly(self, tracker):
tracker.record("user_001", "brand_001", "deepseek", "q1", 500, 1000, 0.006)
summary = tracker.get_summary(user_id="user_001", period="week")
assert summary.period == "week"
assert summary.total_queries == 1
def test_get_summary_monthly(self, tracker):
tracker.record("user_001", "brand_001", "deepseek", "q1", 500, 1000, 0.006)
summary = tracker.get_summary(user_id="user_001", period="month")
assert summary.period == "month"
assert summary.total_queries == 1
def test_get_summary_by_engine(self, tracker):
tracker.record("user_001", "brand_001", "deepseek", "q1", 500, 1000, 0.006)
tracker.record("user_001", "brand_001", "qwen", "q2", 300, 600, 0.003)
summary = tracker.get_summary(user_id="user_001", period="month")
assert "deepseek" in summary.by_engine
assert "qwen" in summary.by_engine
assert summary.by_engine["deepseek"]["queries"] == 1
assert summary.by_engine["qwen"]["queries"] == 1
def test_get_summary_filter_by_brand(self, tracker):
tracker.record("user_001", "brand_A", "deepseek", "q1", 500, 1000, 0.006)
tracker.record("user_001", "brand_B", "qwen", "q2", 300, 600, 0.003)
summary = tracker.get_summary(user_id="user_001", period="month", brand_id="brand_A")
assert summary.total_queries == 1
assert "deepseek" in summary.by_engine
def test_calculate_cost(self, tracker):
tracker.record("user_001", "brand_001", "deepseek", "q1", 500, 1000, 0.006)
tracker.record("user_001", "brand_001", "qwen", "q2", 300, 600, 0.003)
summary = tracker.get_summary(user_id="user_001", period="month")
assert abs(summary.total_cost - 0.009) < 0.001
def test_check_quota_ok(self, tracker):
tracker.record("user_001", "brand_001", "deepseek", "q1", 500, 1000, 5.0)
result = tracker.check_quota(user_id="user_001", monthly_limit=100.0)
assert result["status"] == "ok"
assert result["used"] == 5.0
assert result["limit"] == 100.0
assert result["usage_percentage"] == 5.0
def test_check_quota_warning(self, tracker):
tracker.record("user_001", "brand_001", "deepseek", "q1", 500, 1000, 85.0)
result = tracker.check_quota(user_id="user_001", monthly_limit=100.0)
assert result["status"] == "warning"
assert result["usage_percentage"] == 85.0
def test_check_quota_exceeded(self, tracker):
tracker.record("user_001", "brand_001", "deepseek", "q1", 500, 1000, 120.0)
result = tracker.check_quota(user_id="user_001", monthly_limit=100.0)
assert result["status"] == "exceeded"
assert result["usage_percentage"] == 120.0
def test_check_quota_zero_usage(self, tracker):
result = tracker.check_quota(user_id="user_001", monthly_limit=100.0)
assert result["status"] == "ok"
assert result["used"] == 0.0
assert result["usage_percentage"] == 0.0
def test_multiple_records_accumulate(self, tracker):
for i in range(5):
tracker.record("user_001", "brand_001", "deepseek", f"q{i}", 100, 200, 0.5)
summary = tracker.get_summary(user_id="user_001", period="month")
assert summary.total_queries == 5
assert summary.total_input_tokens == 500
assert summary.total_output_tokens == 1000
assert abs(summary.total_cost - 2.5) < 0.001