Files
sub2api/backend/internal/service/channel_test.go
erio 2555951be4 feat(channel): 渠道管理全链路集成 — 模型映射、定价、限制、用量统计
- 渠道模型映射:支持精确匹配和通配符映射,按平台隔离
- 渠道模型定价:支持 token/按次/图片三种计费模式,区间分层定价
- 模型限制:渠道可限制仅允许定价列表中的模型
- 计费模型来源:支持 requested/upstream 两种计费模型选择
- 用量统计:usage_logs 新增 channel_id/model_mapping_chain/billing_tier/billing_mode 字段
- Dashboard 支持 model_source 维度(requested/upstream/mapping)查看模型统计
- 全部 gateway handler 统一接入 ResolveChannelMappingAndRestrict
- 修复测试:同步 SoraGenerationRepository 接口、SQL INSERT 参数、scan 字段
2026-04-04 11:13:58 +08:00

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//go:build unit
package service
import (
"testing"
"github.com/stretchr/testify/require"
)
func TestGetModelPricing(t *testing.T) {
ch := &Channel{
ModelPricing: []ChannelModelPricing{
{ID: 1, Models: []string{"claude-sonnet-4"}, BillingMode: BillingModeToken, InputPrice: testPtrFloat64(3e-6)},
{ID: 3, Models: []string{"gpt-5.1"}, BillingMode: BillingModePerRequest},
},
}
tests := []struct {
name string
model string
wantID int64
wantNil bool
}{
{"exact match", "claude-sonnet-4", 1, false},
{"case insensitive", "Claude-Sonnet-4", 1, false},
{"not found", "gemini-3.1-pro", 0, true},
{"wildcard pattern not matched", "claude-opus-4-20250514", 0, true},
{"per_request model", "gpt-5.1", 3, false},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
result := ch.GetModelPricing(tt.model)
if tt.wantNil {
require.Nil(t, result)
return
}
require.NotNil(t, result)
require.Equal(t, tt.wantID, result.ID)
})
}
}
func TestGetModelPricing_ReturnsCopy(t *testing.T) {
ch := &Channel{
ModelPricing: []ChannelModelPricing{
{ID: 1, Models: []string{"claude-sonnet-4"}, InputPrice: testPtrFloat64(3e-6)},
},
}
result := ch.GetModelPricing("claude-sonnet-4")
require.NotNil(t, result)
// Modify the returned copy's slice — original should be unchanged
result.Models = append(result.Models, "hacked")
// Original should be unchanged
require.Equal(t, 1, len(ch.ModelPricing[0].Models))
}
func TestGetModelPricing_EmptyPricing(t *testing.T) {
ch := &Channel{ModelPricing: nil}
require.Nil(t, ch.GetModelPricing("any-model"))
ch2 := &Channel{ModelPricing: []ChannelModelPricing{}}
require.Nil(t, ch2.GetModelPricing("any-model"))
}
func TestGetIntervalForContext(t *testing.T) {
p := &ChannelModelPricing{
Intervals: []PricingInterval{
{MinTokens: 0, MaxTokens: testPtrInt(128000), InputPrice: testPtrFloat64(1e-6)},
{MinTokens: 128000, MaxTokens: nil, InputPrice: testPtrFloat64(2e-6)},
},
}
tests := []struct {
name string
tokens int
wantPrice *float64
wantNil bool
}{
{"first interval", 50000, testPtrFloat64(1e-6), false},
// (min, max] — 128000 在第一个区间的 max包含所以匹配第一个
{"boundary: max of first (inclusive)", 128000, testPtrFloat64(1e-6), false},
// 128001 > 128000匹配第二个区间
{"boundary: just above first max", 128001, testPtrFloat64(2e-6), false},
{"unbounded interval", 500000, testPtrFloat64(2e-6), false},
// (0, max] — 0 不匹配任何区间(左开)
{"zero tokens: no match", 0, nil, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
result := p.GetIntervalForContext(tt.tokens)
if tt.wantNil {
require.Nil(t, result)
return
}
require.NotNil(t, result)
require.InDelta(t, *tt.wantPrice, *result.InputPrice, 1e-12)
})
}
}
func TestGetIntervalForContext_NoMatch(t *testing.T) {
p := &ChannelModelPricing{
Intervals: []PricingInterval{
{MinTokens: 10000, MaxTokens: testPtrInt(50000)},
},
}
require.Nil(t, p.GetIntervalForContext(5000)) // 5000 <= 10000, not > min
require.Nil(t, p.GetIntervalForContext(10000)) // 10000 not > 10000 (left-open)
require.NotNil(t, p.GetIntervalForContext(50000)) // 50000 <= 50000 (right-closed)
require.Nil(t, p.GetIntervalForContext(50001)) // 50001 > 50000
}
func TestGetIntervalForContext_Empty(t *testing.T) {
p := &ChannelModelPricing{Intervals: nil}
require.Nil(t, p.GetIntervalForContext(1000))
}
func TestGetTierByLabel(t *testing.T) {
p := &ChannelModelPricing{
Intervals: []PricingInterval{
{TierLabel: "1K", PerRequestPrice: testPtrFloat64(0.04)},
{TierLabel: "2K", PerRequestPrice: testPtrFloat64(0.08)},
{TierLabel: "HD", PerRequestPrice: testPtrFloat64(0.12)},
},
}
tests := []struct {
name string
label string
wantNil bool
want float64
}{
{"exact match", "1K", false, 0.04},
{"case insensitive", "hd", false, 0.12},
{"not found", "4K", true, 0},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
result := p.GetTierByLabel(tt.label)
if tt.wantNil {
require.Nil(t, result)
return
}
require.NotNil(t, result)
require.InDelta(t, tt.want, *result.PerRequestPrice, 1e-12)
})
}
}
func TestGetTierByLabel_Empty(t *testing.T) {
p := &ChannelModelPricing{Intervals: nil}
require.Nil(t, p.GetTierByLabel("1K"))
}
func TestChannelClone(t *testing.T) {
original := &Channel{
ID: 1,
Name: "test",
GroupIDs: []int64{10, 20},
ModelPricing: []ChannelModelPricing{
{
ID: 100,
Models: []string{"model-a"},
InputPrice: testPtrFloat64(5e-6),
},
},
}
cloned := original.Clone()
require.NotNil(t, cloned)
require.Equal(t, original.ID, cloned.ID)
require.Equal(t, original.Name, cloned.Name)
// Modify clone slices — original should not change
cloned.GroupIDs[0] = 999
require.Equal(t, int64(10), original.GroupIDs[0])
cloned.ModelPricing[0].Models[0] = "hacked"
require.Equal(t, "model-a", original.ModelPricing[0].Models[0])
}
func TestChannelClone_Nil(t *testing.T) {
var ch *Channel
require.Nil(t, ch.Clone())
}
func TestChannelModelPricingClone(t *testing.T) {
original := ChannelModelPricing{
Models: []string{"a", "b"},
Intervals: []PricingInterval{
{MinTokens: 0, TierLabel: "tier1"},
},
}
cloned := original.Clone()
// Modify clone slices — original unchanged
cloned.Models[0] = "hacked"
require.Equal(t, "a", original.Models[0])
cloned.Intervals[0].TierLabel = "hacked"
require.Equal(t, "tier1", original.Intervals[0].TierLabel)
}
// --- BillingMode.IsValid ---
func TestBillingModeIsValid(t *testing.T) {
tests := []struct {
name string
mode BillingMode
want bool
}{
{"token", BillingModeToken, true},
{"per_request", BillingModePerRequest, true},
{"image", BillingModeImage, true},
{"empty", BillingMode(""), true},
{"unknown", BillingMode("unknown"), false},
{"random", BillingMode("xyz"), false},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
require.Equal(t, tt.want, tt.mode.IsValid())
})
}
}
// --- Channel.IsActive ---
func TestChannelIsActive(t *testing.T) {
tests := []struct {
name string
status string
want bool
}{
{"active", StatusActive, true},
{"disabled", "disabled", false},
{"empty", "", false},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
ch := &Channel{Status: tt.status}
require.Equal(t, tt.want, ch.IsActive())
})
}
}
// --- ChannelModelPricing.Clone edge cases ---
func TestChannelModelPricingClone_EdgeCases(t *testing.T) {
t.Run("nil models", func(t *testing.T) {
original := ChannelModelPricing{Models: nil}
cloned := original.Clone()
require.Nil(t, cloned.Models)
})
t.Run("nil intervals", func(t *testing.T) {
original := ChannelModelPricing{Intervals: nil}
cloned := original.Clone()
require.Nil(t, cloned.Intervals)
})
t.Run("empty models", func(t *testing.T) {
original := ChannelModelPricing{Models: []string{}}
cloned := original.Clone()
require.NotNil(t, cloned.Models)
require.Empty(t, cloned.Models)
})
}
// --- Channel.Clone edge cases ---
func TestChannelClone_EdgeCases(t *testing.T) {
t.Run("nil model mapping", func(t *testing.T) {
original := &Channel{ID: 1, ModelMapping: nil}
cloned := original.Clone()
require.Nil(t, cloned.ModelMapping)
})
t.Run("nil model pricing", func(t *testing.T) {
original := &Channel{ID: 1, ModelPricing: nil}
cloned := original.Clone()
require.Nil(t, cloned.ModelPricing)
})
t.Run("deep copy model mapping", func(t *testing.T) {
original := &Channel{
ID: 1,
ModelMapping: map[string]map[string]string{
"openai": {"gpt-4": "gpt-4-turbo"},
},
}
cloned := original.Clone()
// Modify the cloned nested map
cloned.ModelMapping["openai"]["gpt-4"] = "hacked"
// Original must remain unchanged
require.Equal(t, "gpt-4-turbo", original.ModelMapping["openai"]["gpt-4"])
})
}