Files
gochat/backend/internal/handler/api/v1/sse_stream_handler_test.go
T
rogee aeddedf2a3 Reorganize repo: backend/, deploy/, docs/ layout + AGENTS.md
Restructure the monorepo into clear top-level directories:
- backend/: Go module root (cmd, internal, pkg, configs, migrations,
  docs/swagger, scripts, tests, go.mod, Makefile, .air.toml)
- deploy/: Docker (Dockerfile, docker-compose*), quickstart, fluentd
- docs/: project documentation + reports/ (moved from repo root)
- AGENTS.md: new AI coding-agent guide at repo root

Update all references to the new layout:
- Dockerfile: COPY backend/go.mod, COPY backend/ (context = repo root)
- docker-compose files: context ../.., dockerfile deploy/docker/Dockerfile,
  env_file ../../.env, volume mounts ../../backend:/app
- deploy/quickstart/compose.yaml: dockerfile deploy/docker/Dockerfile
- CI: working-directory: backend for go commands, file deploy/docker/Dockerfile,
  coverage path backend/coverage.out, health_check backend/scripts/
- backend/Makefile: docker target uses -f ../deploy/docker/Dockerfile ../
- README: architecture tree, quickstart, config paths updated

Move root stray scripts (rename_models.*, run_m11_tests.sh, verify_build.sh,
gorm_bool_main.go) to backend/scripts/legacy/. All moves via git mv to
preserve history. Build, vet, SQLite tests, and docker compose config verified.
2026-07-07 14:44:12 +08:00

134 lines
3.6 KiB
Go

package v1
import (
"encoding/json"
"fmt"
"context"
"net/http/httptest"
"testing"
"github.com/gin-gonic/gin"
"github.com/stretchr/testify/assert"
"github.com/gochat/gochat/internal/llm"
"github.com/gochat/gochat/internal/model"
)
// ========== Mock LLM Provider for SSE tests ==========
type mockSSELLMProvider struct {
streamChunks []llm.StreamChunk
streamError error
lastStreamReq *llm.ChatRequest
}
func (m *mockSSELLMProvider) ChatCompletion(ctx context.Context, req llm.ChatRequest) (*llm.ChatResponse, error) {
return nil, fmt.Errorf("not implemented")
}
func (m *mockSSELLMProvider) CreateEmbedding(ctx context.Context, req llm.EmbeddingRequest) (*llm.EmbeddingResponse, error) {
return nil, fmt.Errorf("not implemented")
}
func (m *mockSSELLMProvider) ChatCompletionStream(ctx context.Context, req llm.ChatRequest, onChunk func(llm.StreamChunk) error) error {
m.lastStreamReq = &req
if m.streamError != nil {
return m.streamError
}
for _, chunk := range m.streamChunks {
if err := onChunk(chunk); err != nil {
return err
}
}
return nil
}
// ========== escapeJSONString Tests ==========
func TestEscapeJSONString_双引号(t *testing.T) {
result := escapeJSONString(`he said "hello"`)
assert.Equal(t, `he said \"hello\"`, result)
}
func TestEscapeJSONString_反斜杠(t *testing.T) {
result := escapeJSONString(`path\to\file`)
assert.Equal(t, `path\\to\\file`, result)
}
func TestEscapeJSONString_换行(t *testing.T) {
result := escapeJSONString("line1\nline2")
assert.Equal(t, "line1\\nline2", result)
}
func TestEscapeJSONString_制表符(t *testing.T) {
result := escapeJSONString("col1\tcol2")
assert.Equal(t, "col1\\tcol2", result)
}
func TestEscapeJSONString_无特殊字符(t *testing.T) {
result := escapeJSONString("plain text")
assert.Equal(t, "plain text", result)
}
// ========== buildStreamChatMessages Tests ==========
func TestBuildStreamChatMessages_空历史(t *testing.T) {
thread := &model.CopilotThread{
Title: "Test Thread",
}
_ = thread // used indirectly via buildStreamChatMessages
result := buildStreamChatMessages(thread, "user question")
assert.Len(t, result, 2) // system + user
assert.Equal(t, "system", result[0].Role)
assert.Equal(t, "user", result[1].Role)
assert.Equal(t, "user question", result[1].Content)
}
func TestBuildStreamChatMessages_有历史(t *testing.T) {
thread := &model.CopilotThread{
Title: "Test Thread",
}
messages := []model.CopilotMessage{
{MessageType: model.CopilotMessageTypeUser, Message: json.RawMessage(`"previous user msg"`)},
{MessageType: model.CopilotMessageTypeAssistant, Message: json.RawMessage(`"previous assistant msg"`)},
}
thread.Messages = messages
result := buildStreamChatMessages(thread, "new question")
// system + 2 history + new user = 4
assert.Len(t, result, 4)
assert.Equal(t, "system", result[0].Role)
assert.Equal(t, "new question", result[len(result)-1].Content)
}
// ========== writeSSEMessage Tests ==========
func TestWriteSSEMessage_格式(t *testing.T) {
gin.SetMode(gin.TestMode)
w := httptest.NewRecorder()
c, _ := gin.CreateTestContext(w)
writeSSEMessage(c, "message", `{"content": "hello"}`)
body := w.Body.String()
assert.Contains(t, body, "event: message")
assert.Contains(t, body, `data: {"content": "hello"}`)
// SSE format requires double newline
assert.Contains(t, body, "\n\n")
}
func TestWriteSSEMessage_Done事件(t *testing.T) {
gin.SetMode(gin.TestMode)
w := httptest.NewRecorder()
c, _ := gin.CreateTestContext(w)
writeSSEMessage(c, "done", `{"done": true}`)
body := w.Body.String()
assert.Contains(t, body, "event: done")
assert.Contains(t, body, `data: {"done": true}`)
}