package service

import (
	"testing"

	"github.com/QuantumNous/new-api/dto"
	"github.com/stretchr/testify/require"
)

func TestConvertGeminiRoleToOpenAIUsesSafeUserFallback(t *testing.T) {
	require.Equal(t, "user", convertGeminiRoleToOpenAI("user"))
	require.Equal(t, "assistant", convertGeminiRoleToOpenAI("model"))
	require.Equal(t, "function", convertGeminiRoleToOpenAI("function"))
	require.Equal(t, "user", convertGeminiRoleToOpenAI("unknown"))
}

func TestExtractTextFromGeminiPartsSkipsEmptyParts(t *testing.T) {
	parts := []dto.GeminiPart{{Text: "first"}, {}, {Text: "last"}}

	require.Equal(t, "first\nlast", extractTextFromGeminiParts(parts))
}

func TestToJSONStringSerializesValuesAndUsesObjectFallback(t *testing.T) {
	require.Equal(t, `{"answer":42}`, toJSONString(map[string]int{"answer": 42}))
	require.Equal(t, "{}", toJSONString(make(chan int)))
}

func TestStopReasonOpenAI2Claude(t *testing.T) {
	require.Equal(t, "end_turn", stopReasonOpenAI2Claude("stop"))
	require.NotEmpty(t, stopReasonOpenAI2Claude("unknown"))
}