feat: 完善 Antigravity 多平台网关支持，修复 Gemini handler 分流逻辑
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song
257
backend/internal/service/antigravity_model_mapping_test.go
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257
backend/internal/service/antigravity_model_mapping_test.go
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//go:build unit
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package service
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import (
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"testing"
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"github.com/stretchr/testify/require"
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)
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func TestIsAntigravityModelSupported(t *testing.T) {
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tests := []struct {
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name string
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model string
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expected bool
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}{
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// 直接支持的模型
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{"直接支持 - claude-sonnet-4-5", "claude-sonnet-4-5", true},
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{"直接支持 - claude-opus-4-5-thinking", "claude-opus-4-5-thinking", true},
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{"直接支持 - claude-sonnet-4-5-thinking", "claude-sonnet-4-5-thinking", true},
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{"直接支持 - gemini-2.5-flash", "gemini-2.5-flash", true},
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{"直接支持 - gemini-2.5-flash-lite", "gemini-2.5-flash-lite", true},
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{"直接支持 - gemini-3-pro-high", "gemini-3-pro-high", true},
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// 可映射的模型
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{"可映射 - claude-3-5-sonnet-20241022", "claude-3-5-sonnet-20241022", true},
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{"可映射 - claude-3-5-sonnet-20240620", "claude-3-5-sonnet-20240620", true},
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{"可映射 - claude-opus-4", "claude-opus-4", true},
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{"可映射 - claude-haiku-4", "claude-haiku-4", true},
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{"可映射 - claude-3-haiku-20240307", "claude-3-haiku-20240307", true},
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// Gemini 前缀透传
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{"Gemini前缀 - gemini-1.5-pro", "gemini-1.5-pro", true},
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{"Gemini前缀 - gemini-unknown-model", "gemini-unknown-model", true},
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{"Gemini前缀 - gemini-future-version", "gemini-future-version", true},
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// Claude 前缀兜底
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{"Claude前缀 - claude-unknown-model", "claude-unknown-model", true},
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{"Claude前缀 - claude-3-opus-20240229", "claude-3-opus-20240229", true},
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{"Claude前缀 - claude-future-version", "claude-future-version", true},
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// 不支持的模型
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{"不支持 - gpt-4", "gpt-4", false},
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{"不支持 - gpt-4o", "gpt-4o", false},
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{"不支持 - llama-3", "llama-3", false},
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{"不支持 - mistral-7b", "mistral-7b", false},
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{"不支持 - 空字符串", "", false},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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got := IsAntigravityModelSupported(tt.model)
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require.Equal(t, tt.expected, got, "model: %s", tt.model)
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})
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}
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}
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func TestAntigravityGatewayService_GetMappedModel(t *testing.T) {
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svc := &AntigravityGatewayService{}
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tests := []struct {
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name string
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requestedModel string
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accountMapping map[string]string
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expected string
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}{
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// 1. 账户级映射优先（注意：model_mapping 在 credentials 中存储为 map[string]any）
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{
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name: "账户映射优先",
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requestedModel: "claude-3-5-sonnet-20241022",
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accountMapping: map[string]string{"claude-3-5-sonnet-20241022": "custom-model"},
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expected: "custom-model",
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},
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{
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name: "账户映射覆盖系统映射",
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requestedModel: "claude-opus-4",
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accountMapping: map[string]string{"claude-opus-4": "my-opus"},
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expected: "my-opus",
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},
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// 2. 系统默认映射
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{
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name: "系统映射 - claude-3-5-sonnet-20241022",
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requestedModel: "claude-3-5-sonnet-20241022",
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accountMapping: nil,
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expected: "claude-sonnet-4-5",
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},
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{
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name: "系统映射 - claude-3-5-sonnet-20240620",
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requestedModel: "claude-3-5-sonnet-20240620",
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accountMapping: nil,
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expected: "claude-sonnet-4-5",
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},
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{
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name: "系统映射 - claude-opus-4",
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requestedModel: "claude-opus-4",
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accountMapping: nil,
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expected: "claude-opus-4-5-thinking",
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},
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{
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name: "系统映射 - claude-opus-4-5-20251101",
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requestedModel: "claude-opus-4-5-20251101",
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accountMapping: nil,
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expected: "claude-opus-4-5-thinking",
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},
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{
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name: "系统映射 - claude-haiku-4",
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requestedModel: "claude-haiku-4",
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accountMapping: nil,
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expected: "claude-sonnet-4-5",
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},
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{
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name: "系统映射 - claude-3-haiku-20240307",
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requestedModel: "claude-3-haiku-20240307",
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accountMapping: nil,
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expected: "claude-sonnet-4-5",
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},
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{
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name: "系统映射 - claude-sonnet-4-5-20250929",
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requestedModel: "claude-sonnet-4-5-20250929",
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accountMapping: nil,
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expected: "claude-sonnet-4-5-thinking",
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},
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// 3. Gemini 透传
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{
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name: "Gemini透传 - gemini-2.5-flash",
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requestedModel: "gemini-2.5-flash",
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accountMapping: nil,
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expected: "gemini-2.5-flash",
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},
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{
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name: "Gemini透传 - gemini-1.5-pro",
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requestedModel: "gemini-1.5-pro",
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accountMapping: nil,
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expected: "gemini-1.5-pro",
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},
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{
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name: "Gemini透传 - gemini-future-model",
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requestedModel: "gemini-future-model",
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accountMapping: nil,
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expected: "gemini-future-model",
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},
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// 4. 直接支持的模型
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{
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name: "直接支持 - claude-sonnet-4-5",
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requestedModel: "claude-sonnet-4-5",
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accountMapping: nil,
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expected: "claude-sonnet-4-5",
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},
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{
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name: "直接支持 - claude-opus-4-5-thinking",
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requestedModel: "claude-opus-4-5-thinking",
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accountMapping: nil,
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expected: "claude-opus-4-5-thinking",
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},
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{
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name: "直接支持 - claude-sonnet-4-5-thinking",
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requestedModel: "claude-sonnet-4-5-thinking",
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accountMapping: nil,
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expected: "claude-sonnet-4-5-thinking",
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},
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// 5. 默认值 fallback（未知 claude 模型）
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{
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name: "默认值 - claude-unknown",
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requestedModel: "claude-unknown",
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accountMapping: nil,
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expected: "claude-sonnet-4-5",
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},
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{
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name: "默认值 - claude-3-opus-20240229",
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requestedModel: "claude-3-opus-20240229",
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accountMapping: nil,
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expected: "claude-sonnet-4-5",
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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account := &Account{
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Platform: PlatformAntigravity,
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}
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if tt.accountMapping != nil {
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// GetModelMapping 期望 model_mapping 是 map[string]any 格式
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mappingAny := make(map[string]any)
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for k, v := range tt.accountMapping {
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mappingAny[k] = v
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}
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account.Credentials = map[string]any{
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"model_mapping": mappingAny,
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}
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}
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got := svc.getMappedModel(account, tt.requestedModel)
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require.Equal(t, tt.expected, got, "model: %s", tt.requestedModel)
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})
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}
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}
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func TestAntigravityGatewayService_GetMappedModel_EdgeCases(t *testing.T) {
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svc := &AntigravityGatewayService{}
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tests := []struct {
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name string
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requestedModel string
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expected string
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}{
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// 空字符串回退到默认值
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{"空字符串", "", "claude-sonnet-4-5"},
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// 非 claude/gemini 前缀回退到默认值
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{"非claude/gemini前缀 - gpt", "gpt-4", "claude-sonnet-4-5"},
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{"非claude/gemini前缀 - llama", "llama-3", "claude-sonnet-4-5"},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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account := &Account{Platform: PlatformAntigravity}
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got := svc.getMappedModel(account, tt.requestedModel)
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require.Equal(t, tt.expected, got)
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})
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}
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}
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func TestAntigravityGatewayService_IsModelSupported(t *testing.T) {
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svc := &AntigravityGatewayService{}
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tests := []struct {
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name string
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model string
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expected bool
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}{
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// 直接支持
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{"直接支持 - claude-sonnet-4-5", "claude-sonnet-4-5", true},
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{"直接支持 - gemini-3-flash", "gemini-3-flash", true},
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// 可映射
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{"可映射 - claude-opus-4", "claude-opus-4", true},
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// 前缀透传
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{"Gemini前缀", "gemini-unknown", true},
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{"Claude前缀", "claude-unknown", true},
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// 不支持
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{"不支持 - gpt-4", "gpt-4", false},
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{"不支持 - 空字符串", "", false},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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got := svc.IsModelSupported(tt.model)
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require.Equal(t, tt.expected, got)
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})
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}
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}
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