add tests

internal/tests/ping_test.go

@@ -0,0 +1,23 @@
+package tests
+
+import (
+	"log"
+	"testing"
+
+	pb "evening_detective/proto"
+)
+
+func TestPing(t *testing.T) {
+	client, close := getClient()
+	defer close()
+
+	ctx, cancel := getContext()
+	defer cancel()
+
+	req := &pb.PingReq{}
+
+	_, err := client.Ping(ctx, req)
+	if err != nil {
+		log.Fatalf("Ошибка выполнения запроса: %v", err)
+	}
+}