feat: first

tests/integration_test.go

@@ -0,0 +1,120 @@
+//go:build integration
+
+package tests
+
+import (
+	"context"
+	"encoding/json"
+	"net/http"
+	"strings"
+	"testing"
+	"time"
+
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/credentials/insecure"
+
+	"go-grpc-gateway-template/internal/config"
+	"go-grpc-gateway-template/internal/health"
+	"go-grpc-gateway-template/internal/server"
+	helloworldpb "go-grpc-gateway-template/proto/helloworld"
+)
+
+func TestIntegration(t *testing.T) {
+	// Create test configuration
+	cfg := &config.Config{
+		Server: config.ServerConfig{
+			GRPCPort: "18080",
+			HTTPPort: "18090",
+		},
+		Log: config.LogConfig{
+			Level:  "info",
+			Format: "text",
+		},
+		Metrics: config.MetricsConfig{
+			Enabled: false,
+		},
+	}
+
+	// Start server
+	srv := server.New(cfg)
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	go func() {
+		if err := srv.Start(ctx); err != nil {
+			t.Errorf("Server start error: %v", err)
+		}
+	}()
+
+	// Wait for server to start
+	time.Sleep(2 * time.Second)
+	defer func() {
+		cancel()
+		srv.Shutdown(context.Background())
+	}()
+
+	t.Run("Health Check", func(t *testing.T) {
+		resp, err := http.Get("http://localhost:18090/health")
+		if err != nil {
+			t.Fatalf("Health check failed: %v", err)
+		}
+		defer resp.Body.Close()
+
+		if resp.StatusCode != http.StatusOK {
+			t.Errorf("Expected status 200, got %d", resp.StatusCode)
+		}
+
+		var healthResp health.Response
+		if err := json.NewDecoder(resp.Body).Decode(&healthResp); err != nil {
+			t.Fatalf("Failed to decode health response: %v", err)
+		}
+
+		if healthResp.Status != "ok" {
+			t.Errorf("Expected status 'ok', got %s", healthResp.Status)
+		}
+	})
+
+	t.Run("gRPC API", func(t *testing.T) {
+		conn, err := grpc.Dial("localhost:18080", grpc.WithTransportCredentials(insecure.NewCredentials()))
+		if err != nil {
+			t.Fatalf("Failed to connect to gRPC server: %v", err)
+		}
+		defer conn.Close()
+
+		client := helloworldpb.NewGreeterClient(conn)
+		resp, err := client.SayHello(context.Background(), &helloworldpb.HelloRequest{
+			Name: "Integration Test",
+		})
+		if err != nil {
+			t.Fatalf("gRPC call failed: %v", err)
+		}
+
+		expectedMessage := "Hello Integration Test"
+		if resp.Message != expectedMessage {
+			t.Errorf("Expected message %s, got %s", expectedMessage, resp.Message)
+		}
+	})
+
+	t.Run("HTTP Gateway", func(t *testing.T) {
+		reqBody := strings.NewReader(`{"name": "HTTP Test"}`)
+		resp, err := http.Post("http://localhost:18090/v1/example/echo", "application/json", reqBody)
+		if err != nil {
+			t.Fatalf("HTTP request failed: %v", err)
+		}
+		defer resp.Body.Close()
+
+		if resp.StatusCode != http.StatusOK {
+			t.Errorf("Expected status 200, got %d", resp.StatusCode)
+		}
+
+		var result map[string]interface{}
+		if err := json.NewDecoder(resp.Body).Decode(&result); err != nil {
+			t.Fatalf("Failed to decode response: %v", err)
+		}
+
+		expectedMessage := "Hello HTTP Test"
+		if result["message"] != expectedMessage {
+			t.Errorf("Expected message %s, got %v", expectedMessage, result["message"])
+		}
+	})
+}