feat: 更新主流大模型供应商目录

- 按云服务、Coding Plan、API 网关和本地模型分组

- 新增兼容模型发现与供应商协议校验

backend/controller/llm_models_test.go

@@ -0,0 +1,96 @@
+package controller
+
+import (
+	"context"
+	"net/http"
+	"net/http/httptest"
+	"reflect"
+	"testing"
+
+	"ezops/model"
+
+	"github.com/glebarez/sqlite"
+	"gorm.io/gorm"
+)
+
+func TestParseLLMModelList(t *testing.T) {
+	raw := []byte(`{"data":[{"id":"model-b"},{"id":"model-a"},{"id":"model-b"}],"models":[{"name":"model-c"}]}`)
+	got, err := parseLLMModelList(raw)
+	if err != nil {
+		t.Fatalf("parseLLMModelList() error = %v", err)
+	}
+	want := []string{"model-a", "model-b", "model-c"}
+	if !reflect.DeepEqual(got, want) {
+		t.Fatalf("parseLLMModelList() = %#v, want %#v", got, want)
+	}
+}
+
+func TestRequestLLMModelListForOpenAICompatibleGateway(t *testing.T) {
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		if r.URL.Path != "/v1/models" {
+			t.Errorf("request path = %q, want /v1/models", r.URL.Path)
+		}
+		if got := r.Header.Get("Authorization"); got != "Bearer test-key" {
+			t.Errorf("Authorization = %q", got)
+		}
+		w.Header().Set("Content-Type", "application/json")
+		_, _ = w.Write([]byte(`{"data":[{"id":"gpt-test"}]}`))
+	}))
+	defer server.Close()
+
+	models, err := requestLLMModelList(context.Background(), "new-api", server.URL+"/v1", "test-key")
+	if err != nil {
+		t.Fatalf("requestLLMModelList() error = %v", err)
+	}
+	if !reflect.DeepEqual(models, []string{"gpt-test"}) {
+		t.Fatalf("requestLLMModelList() = %#v", models)
+	}
+}
+
+func TestRequestLLMModelListForAnthropic(t *testing.T) {
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		if r.URL.Path != "/v1/models" {
+			t.Errorf("request path = %q, want /v1/models", r.URL.Path)
+		}
+		if got := r.Header.Get("x-api-key"); got != "anthropic-key" {
+			t.Errorf("x-api-key = %q", got)
+		}
+		if got := r.Header.Get("anthropic-version"); got != "2023-06-01" {
+			t.Errorf("anthropic-version = %q", got)
+		}
+		w.Header().Set("Content-Type", "application/json")
+		_, _ = w.Write([]byte(`{"data":[{"id":"claude-test"}]}`))
+	}))
+	defer server.Close()
+
+	models, err := requestLLMModelList(context.Background(), "anthropic", server.URL, "anthropic-key")
+	if err != nil {
+		t.Fatalf("requestLLMModelList() error = %v", err)
+	}
+	if !reflect.DeepEqual(models, []string{"claude-test"}) {
+		t.Fatalf("requestLLMModelList() = %#v", models)
+	}
+}
+
+func TestResolveModelListCredentialDoesNotReuseKeyAcrossProviders(t *testing.T) {
+	db, err := gorm.Open(sqlite.Open(":memory:"), &gorm.Config{})
+	if err != nil {
+		t.Fatalf("open database: %v", err)
+	}
+	if err := db.AutoMigrate(&model.LLMConfig{}); err != nil {
+		t.Fatalf("migrate database: %v", err)
+	}
+	if err := db.Create(&model.LLMConfig{Provider: "deepseek", APIKey: "deepseek-secret"}).Error; err != nil {
+		t.Fatalf("create config: %v", err)
+	}
+
+	handler := NewLLMHandler(db)
+	_, _, errMsg := handler.resolveModelListCredential(model.SaveLLMConfigRequest{
+		Provider: "new-api",
+		Endpoint: "https://new-api.example.com/v1",
+		APIKey:   "****cret",
+	})
+	if errMsg != "提供商或 Endpoint 已变化，请重新填写 API Key" {
+		t.Fatalf("provider mismatch error = %q", errMsg)
+	}
+}