437 lines
19 KiB
Go
437 lines
19 KiB
Go
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package handler
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import (
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"net/http"
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"net/http/httptest"
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"testing"
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"github.com/Wei-Shaw/sub2api/internal/service"
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"github.com/gin-gonic/gin"
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"github.com/stretchr/testify/require"
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)
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func init() { gin.SetMode(gin.TestMode) }
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// ──────────────────────────────────────────────────────────
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// NormalizeInboundEndpoint
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// ──────────────────────────────────────────────────────────
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func TestNormalizeInboundEndpoint(t *testing.T) {
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tests := []struct {
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path string
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want string
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}{
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// Direct canonical paths.
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{"/v1/messages", EndpointMessages},
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{"/v1/chat/completions", EndpointChatCompletions},
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{"/v1/embeddings", EndpointEmbeddings},
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{"/v1/alpha/search", EndpointAlphaSearch},
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{"/v1/responses", EndpointResponses},
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{"/v1/responses/input_tokens", EndpointResponsesInputTokens},
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{"/v1/responses/compact", EndpointResponsesCompact},
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{"/v1/responses/compact/detail", EndpointResponsesCompact},
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{"/v1/images/generations", EndpointImagesGenerations},
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{"/v1/images/edits", EndpointImagesEdits},
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{"/v1/images/tasks/imgtask_123", EndpointImageTasks},
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{"/v1/videos/generations", EndpointVideosGenerations},
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{"/v1/videos/req_123", EndpointVideos},
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{"/v1beta/models", EndpointGeminiModels},
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// Prefixed paths (antigravity, openai) — root Responses.
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{"/antigravity/v1/messages", EndpointMessages},
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{"/openai/v1/responses", EndpointResponses},
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{"/openai/v1/images/generations", EndpointImagesGenerations},
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{"/openai/v1/images/edits", EndpointImagesEdits},
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{"/antigravity/v1beta/models/gemini:generateContent", EndpointGeminiModels},
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// Prefixed paths — "/responses/compact" is its OWN distinct
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// inbound endpoint, not folded into the root Responses endpoint.
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{"/openai/v1/responses/compact", EndpointResponsesCompact},
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{"/openai/v1/responses/compact/detail", EndpointResponsesCompact},
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// Bare top-level alias route "/responses" — root vs. compact.
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{"/responses", EndpointResponses},
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{"/responses/input_tokens", EndpointResponsesInputTokens},
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{"/responses/compact", EndpointResponsesCompact},
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{"/responses/compact/detail", EndpointResponsesCompact},
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{"/alpha/search", EndpointAlphaSearch},
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{"/images/tasks/imgtask_123", EndpointImageTasks},
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// Bare Codex direct alias route — root vs. compact.
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{"/backend-api/codex/responses", EndpointResponses},
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{"/backend-api/codex/responses/input_tokens", EndpointResponsesInputTokens},
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{"/backend-api/codex/responses/compact", EndpointResponsesCompact},
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{"/backend-api/codex/responses/compact/detail", EndpointResponsesCompact},
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{"/backend-api/codex/alpha/search", EndpointAlphaSearch},
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// Must NOT generalize to arbitrary paths merely ending in
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// "/responses" (or "/responses/compact") that are unrelated to
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// the two known bare alias roots, unless they already carry a
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// supported "/v1/responses..." prefix form.
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{"/foo/responses", "/foo/responses"},
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{"/foo/responses/compact", "/foo/responses/compact"},
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// Unknown path is returned as-is.
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{"/v1/embeddings", "/v1/embeddings"},
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{"", ""},
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{" /v1/messages ", EndpointMessages},
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}
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for _, tt := range tests {
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t.Run(tt.path, func(t *testing.T) {
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require.Equal(t, tt.want, NormalizeInboundEndpoint(tt.path))
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})
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}
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}
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// ──────────────────────────────────────────────────────────
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// DeriveUpstreamEndpoint
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// ──────────────────────────────────────────────────────────
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func TestDeriveUpstreamEndpoint(t *testing.T) {
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tests := []struct {
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name string
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inbound string
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rawPath string
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platform string
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want string
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}{
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// Anthropic.
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{"anthropic messages", EndpointMessages, "/v1/messages", service.PlatformAnthropic, EndpointMessages},
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// Gemini.
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{"gemini models", EndpointGeminiModels, "/v1beta/models/gemini:gen", service.PlatformGemini, EndpointGeminiModels},
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// OpenAI — root Responses.
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{"openai responses root", EndpointResponses, "/v1/responses", service.PlatformOpenAI, EndpointResponses},
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{"openai responses input tokens", EndpointResponsesInputTokens, "/v1/responses/input_tokens", service.PlatformOpenAI, EndpointResponsesInputTokens},
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// OpenAI — compact, raw path carries the derivable "/compact"
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// (or nested) suffix, which must be preserved on the upstream
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// endpoint.
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{"openai responses compact", EndpointResponsesCompact, "/openai/v1/responses/compact", service.PlatformOpenAI, "/v1/responses/compact"},
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{"openai responses nested", EndpointResponsesCompact, "/openai/v1/responses/compact/detail", service.PlatformOpenAI, "/v1/responses/compact/detail"},
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{"openai bare responses compact", EndpointResponsesCompact, "/responses/compact", service.PlatformOpenAI, "/v1/responses/compact"},
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{"openai bare responses compact detail", EndpointResponsesCompact, "/responses/compact/detail", service.PlatformOpenAI, "/v1/responses/compact/detail"},
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{"openai codex direct responses compact", EndpointResponsesCompact, "/backend-api/codex/responses/compact", service.PlatformOpenAI, "/v1/responses/compact"},
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{"openai codex direct responses compact detail", EndpointResponsesCompact, "/backend-api/codex/responses/compact/detail", service.PlatformOpenAI, "/v1/responses/compact/detail"},
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// OpenAI — bare root alias routes normalize to root Responses.
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{"openai bare responses", EndpointResponses, "/responses", service.PlatformOpenAI, EndpointResponses},
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{"openai codex direct responses", EndpointResponses, "/backend-api/codex/responses", service.PlatformOpenAI, EndpointResponses},
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// OpenAI — inbound is already the canonical compact endpoint but
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// the raw path carries no derivable "/responses..." suffix (e.g.
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// it was already normalized upstream). Must not silently fall
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// back to the root Responses endpoint.
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{"openai responses compact inbound only, unrelated raw path", EndpointResponsesCompact, "/v1/messages", service.PlatformOpenAI, EndpointResponsesCompact},
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{"openai from messages", EndpointMessages, "/v1/messages", service.PlatformOpenAI, EndpointResponses},
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{"openai from completions", EndpointChatCompletions, "/v1/chat/completions", service.PlatformOpenAI, EndpointResponses},
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{"openai embeddings", EndpointEmbeddings, "/v1/embeddings", service.PlatformOpenAI, EndpointEmbeddings},
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{"openai alpha search", EndpointAlphaSearch, "/backend-api/codex/alpha/search", service.PlatformOpenAI, EndpointAlphaSearch},
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{"openai image generations", EndpointImagesGenerations, "/v1/images/generations", service.PlatformOpenAI, EndpointImagesGenerations},
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{"openai image edits", EndpointImagesEdits, "/openai/v1/images/edits", service.PlatformOpenAI, EndpointImagesEdits},
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{"grok chat defaults to responses without runtime result", EndpointChatCompletions, "/v1/chat/completions", service.PlatformGrok, EndpointResponses},
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{"grok responses", EndpointResponses, "/v1/responses", service.PlatformGrok, EndpointResponses},
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{"grok video generations", EndpointVideosGenerations, "/v1/videos/generations", service.PlatformGrok, EndpointVideosGenerations},
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{"grok video status", EndpointVideos, "/videos/req_123", service.PlatformGrok, EndpointVideos},
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// Antigravity — uses inbound to pick Claude vs Gemini upstream.
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{"antigravity claude", EndpointMessages, "/antigravity/v1/messages", service.PlatformAntigravity, EndpointMessages},
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{"antigravity gemini", EndpointGeminiModels, "/antigravity/v1beta/models", service.PlatformAntigravity, EndpointGeminiModels},
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// Unknown platform — passthrough.
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{"unknown platform", "/v1/embeddings", "/v1/embeddings", "unknown", "/v1/embeddings"},
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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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require.Equal(t, tt.want, DeriveUpstreamEndpoint(tt.inbound, tt.rawPath, tt.platform))
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})
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}
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}
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func TestShouldUseAntigravityCompat(t *testing.T) {
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tests := []struct {
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name string
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account *service.Account
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want bool
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}{
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{"oauth", &service.Account{Platform: service.PlatformAntigravity, Type: service.AccountTypeOAuth}, true},
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{"setup token", &service.Account{Platform: service.PlatformAntigravity, Type: service.AccountTypeSetupToken}, false},
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{"upstream", &service.Account{Platform: service.PlatformAntigravity, Type: service.AccountTypeUpstream}, false},
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{"api key", &service.Account{Platform: service.PlatformAntigravity, Type: service.AccountTypeAPIKey}, false},
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{"anthropic oauth", &service.Account{Platform: service.PlatformAnthropic, Type: service.AccountTypeOAuth}, false},
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{"nil", nil, 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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require.Equal(t, tt.want, shouldUseAntigravityCompat(tt.account))
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})
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}
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}
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func TestGetUpstreamEndpointPrefersRuntimeOverride(t *testing.T) {
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recorder := httptest.NewRecorder()
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c, _ := gin.CreateTestContext(recorder)
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c.Request = httptest.NewRequest(http.MethodPost, EndpointChatCompletions, nil)
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c.Set(ctxKeyInboundEndpoint, EndpointChatCompletions)
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setActualUpstreamEndpoint(c, EndpointAntigravityGenerateContent)
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require.Equal(t, EndpointAntigravityGenerateContent, GetUpstreamEndpoint(c, service.PlatformAntigravity))
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setActualUpstreamEndpoint(c, "")
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require.Equal(t, EndpointMessages, GetUpstreamEndpoint(c, service.PlatformAntigravity))
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}
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func TestResolveOpenAIUpstreamEndpointPrefersForwardResult(t *testing.T) {
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tests := []struct {
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name string
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account *service.Account
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result *service.OpenAIForwardResult
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runtimeEndpoint string
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want string
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}{
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{
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name: "grok raw chat result overrides stale context",
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account: &service.Account{Platform: service.PlatformGrok, Type: service.AccountTypeOAuth},
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result: &service.OpenAIForwardResult{UpstreamEndpoint: EndpointChatCompletions},
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runtimeEndpoint: EndpointResponses,
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want: EndpointChatCompletions,
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},
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{
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name: "grok chat bridged to responses",
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account: &service.Account{Platform: service.PlatformGrok, Type: service.AccountTypeOAuth},
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result: &service.OpenAIForwardResult{UpstreamEndpoint: EndpointResponses},
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want: EndpointResponses,
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},
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{
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name: "grok empty result keeps responses default",
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account: &service.Account{Platform: service.PlatformGrok, Type: service.AccountTypeOAuth},
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result: &service.OpenAIForwardResult{},
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want: EndpointResponses,
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},
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{
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name: "grok raw error uses runtime endpoint",
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account: &service.Account{Platform: service.PlatformGrok, Type: service.AccountTypeOAuth},
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runtimeEndpoint: EndpointChatCompletions,
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want: EndpointChatCompletions,
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},
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{
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name: "openai behavior remains responses",
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account: &service.Account{Platform: service.PlatformOpenAI, Type: service.AccountTypeOAuth},
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result: &service.OpenAIForwardResult{},
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want: EndpointResponses,
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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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rec := httptest.NewRecorder()
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c, _ := gin.CreateTestContext(rec)
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c.Request = httptest.NewRequest(http.MethodPost, EndpointChatCompletions, nil)
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c.Set(ctxKeyInboundEndpoint, EndpointChatCompletions)
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service.SetActualOpenAIUpstreamEndpoint(c, tt.runtimeEndpoint)
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require.Equal(t, tt.want, resolveOpenAIUpstreamEndpoint(c, tt.account, tt.result))
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})
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}
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}
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// ──────────────────────────────────────────────────────────
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// responsesSubpathSuffix
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// ──────────────────────────────────────────────────────────
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func TestResponsesSubpathSuffix(t *testing.T) {
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tests := []struct {
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raw string
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want string
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}{
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{"/v1/responses", ""},
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{"/v1/responses/", ""},
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{"/v1/responses/compact", "/compact"},
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{"/openai/v1/responses/compact/detail", "/compact/detail"},
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{"/responses", ""},
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{"/responses/compact", "/compact"},
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{"/responses/compact/detail", "/compact/detail"},
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{"/backend-api/codex/responses", ""},
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{"/backend-api/codex/responses/compact", "/compact"},
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{"/backend-api/codex/responses/compact/detail", "/compact/detail"},
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{"/v1/messages", ""},
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{"", ""},
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}
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for _, tt := range tests {
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t.Run(tt.raw, func(t *testing.T) {
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require.Equal(t, tt.want, responsesSubpathSuffix(tt.raw))
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})
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}
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}
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// ──────────────────────────────────────────────────────────
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// InboundEndpointMiddleware + context helpers
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// ──────────────────────────────────────────────────────────
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func TestInboundEndpointMiddleware(t *testing.T) {
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router := gin.New()
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router.Use(InboundEndpointMiddleware())
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var captured string
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router.POST("/v1/messages", func(c *gin.Context) {
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captured = GetInboundEndpoint(c)
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c.Status(http.StatusOK)
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})
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req := httptest.NewRequest(http.MethodPost, "/v1/messages", nil)
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rec := httptest.NewRecorder()
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router.ServeHTTP(rec, req)
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require.Equal(t, EndpointMessages, captured)
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}
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func TestGetInboundEndpoint_FallbackWithoutMiddleware(t *testing.T) {
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rec := httptest.NewRecorder()
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c, _ := gin.CreateTestContext(rec)
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c.Request = httptest.NewRequest(http.MethodPost, "/antigravity/v1/messages", nil)
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// Middleware did not run — fallback to normalizing c.Request.URL.Path.
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got := GetInboundEndpoint(c)
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require.Equal(t, EndpointMessages, got)
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}
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// TestInboundEndpointMiddleware_WildcardRoutes verifies that, when a
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// gateway route is registered with a Gin wildcard pattern (e.g.
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// "/v1/responses/*subpath"), InboundEndpointMiddleware normalizes based
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// on the concrete request path (c.Request.URL.Path) rather than the
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// route pattern (c.FullPath()). Using c.FullPath() here would collapse
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// every request under the wildcard — including "/v1/responses/compact"
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// — down to the literal pattern string, which never matches the
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// "compact" alias detection and would incorrectly normalize to the root
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// Responses endpoint.
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func TestInboundEndpointMiddleware_WildcardRoutes(t *testing.T) {
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tests := []struct {
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name string
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routePath string
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requestPath string
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want string
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}{
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{
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name: "v1 responses wildcard route, compact request",
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routePath: "/v1/responses/*subpath",
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|
|
requestPath: "/v1/responses/compact",
|
||
|
|
want: EndpointResponsesCompact,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
name: "bare responses wildcard route, compact request",
|
||
|
|
routePath: "/responses/*subpath",
|
||
|
|
requestPath: "/responses/compact",
|
||
|
|
want: EndpointResponsesCompact,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
name: "codex direct wildcard route, compact request",
|
||
|
|
routePath: "/backend-api/codex/responses/*subpath",
|
||
|
|
requestPath: "/backend-api/codex/responses/compact",
|
||
|
|
want: EndpointResponsesCompact,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
name: "v1 responses wildcard route, non-compact subpath request",
|
||
|
|
routePath: "/v1/responses/*subpath",
|
||
|
|
requestPath: "/v1/responses/foo",
|
||
|
|
want: EndpointResponses,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
name: "bare responses wildcard route, non-compact subpath request",
|
||
|
|
routePath: "/responses/*subpath",
|
||
|
|
requestPath: "/responses/foo",
|
||
|
|
want: EndpointResponses,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
name: "codex direct wildcard route, non-compact subpath request",
|
||
|
|
routePath: "/backend-api/codex/responses/*subpath",
|
||
|
|
requestPath: "/backend-api/codex/responses/foo",
|
||
|
|
want: EndpointResponses,
|
||
|
|
},
|
||
|
|
}
|
||
|
|
for _, tt := range tests {
|
||
|
|
t.Run(tt.name, func(t *testing.T) {
|
||
|
|
router := gin.New()
|
||
|
|
router.Use(InboundEndpointMiddleware())
|
||
|
|
|
||
|
|
var captured string
|
||
|
|
router.POST(tt.routePath, func(c *gin.Context) {
|
||
|
|
captured = GetInboundEndpoint(c)
|
||
|
|
c.Status(http.StatusOK)
|
||
|
|
})
|
||
|
|
|
||
|
|
req := httptest.NewRequest(http.MethodPost, tt.requestPath, nil)
|
||
|
|
rec := httptest.NewRecorder()
|
||
|
|
router.ServeHTTP(rec, req)
|
||
|
|
|
||
|
|
require.Equal(t, http.StatusOK, rec.Code)
|
||
|
|
require.Equal(t, tt.want, captured)
|
||
|
|
})
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// TestInboundEndpointMiddleware_GeminiWildcardRoute verifies that a Gemini
|
||
|
|
// wildcard route (e.g. "/v1beta/models/*modelAction", used to capture the
|
||
|
|
// ":generateContent"-style action suffix embedded in the path) is normalized
|
||
|
|
// to EndpointGeminiModels via InboundEndpointMiddleware, using the same real
|
||
|
|
// Gin routing path as TestInboundEndpointMiddleware_WildcardRoutes above.
|
||
|
|
func TestInboundEndpointMiddleware_GeminiWildcardRoute(t *testing.T) {
|
||
|
|
router := gin.New()
|
||
|
|
router.Use(InboundEndpointMiddleware())
|
||
|
|
|
||
|
|
var captured string
|
||
|
|
router.POST("/v1beta/models/*modelAction", func(c *gin.Context) {
|
||
|
|
captured = GetInboundEndpoint(c)
|
||
|
|
c.Status(http.StatusOK)
|
||
|
|
})
|
||
|
|
|
||
|
|
req := httptest.NewRequest(http.MethodPost, "/v1beta/models/gemini-2.5-pro:generateContent", nil)
|
||
|
|
rec := httptest.NewRecorder()
|
||
|
|
router.ServeHTTP(rec, req)
|
||
|
|
|
||
|
|
require.Equal(t, http.StatusOK, rec.Code)
|
||
|
|
require.Equal(t, EndpointGeminiModels, captured)
|
||
|
|
}
|
||
|
|
|
||
|
|
// TestGetInboundEndpoint_FallbackWildcardRouteWithoutMiddleware verifies
|
||
|
|
// that when InboundEndpointMiddleware did NOT run (so no value is stored
|
||
|
|
// in gin.Context), the GetInboundEndpoint fallback path still prefers
|
||
|
|
// c.Request.URL.Path over c.FullPath(). This guards against the fallback
|
||
|
|
// regressing to prefer c.FullPath() again, which would misnormalize
|
||
|
|
// concrete requests matched by a wildcard route pattern (e.g.
|
||
|
|
// "/v1/responses/*subpath" matching "/v1/responses/compact") down to
|
||
|
|
// the root Responses endpoint.
|
||
|
|
func TestGetInboundEndpoint_FallbackWildcardRouteWithoutMiddleware(t *testing.T) {
|
||
|
|
router := gin.New()
|
||
|
|
// Deliberately do NOT register InboundEndpointMiddleware.
|
||
|
|
|
||
|
|
var captured string
|
||
|
|
router.POST("/v1/responses/*subpath", func(c *gin.Context) {
|
||
|
|
// Sanity check: FullPath returns the route pattern, not the
|
||
|
|
// concrete request path, when a wildcard route matches.
|
||
|
|
require.Equal(t, "/v1/responses/*subpath", c.FullPath())
|
||
|
|
captured = GetInboundEndpoint(c)
|
||
|
|
c.Status(http.StatusOK)
|
||
|
|
})
|
||
|
|
|
||
|
|
req := httptest.NewRequest(http.MethodPost, "/v1/responses/compact", nil)
|
||
|
|
rec := httptest.NewRecorder()
|
||
|
|
router.ServeHTTP(rec, req)
|
||
|
|
|
||
|
|
require.Equal(t, http.StatusOK, rec.Code)
|
||
|
|
require.Equal(t, EndpointResponsesCompact, captured)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestGetUpstreamEndpoint_FullFlow(t *testing.T) {
|
||
|
|
rec := httptest.NewRecorder()
|
||
|
|
c, _ := gin.CreateTestContext(rec)
|
||
|
|
c.Request = httptest.NewRequest(http.MethodPost, "/openai/v1/responses/compact", nil)
|
||
|
|
|
||
|
|
// Simulate middleware.
|
||
|
|
c.Set(ctxKeyInboundEndpoint, NormalizeInboundEndpoint(c.Request.URL.Path))
|
||
|
|
|
||
|
|
got := GetUpstreamEndpoint(c, service.PlatformOpenAI)
|
||
|
|
require.Equal(t, "/v1/responses/compact", got)
|
||
|
|
}
|