package llm

import (
	"encoding/json"
	"net/http"
	"net/http/httptest"
	"testing"
)

func TestChatResultIncludesSchemaVersion(t *testing.T) {
	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		if r.URL.Path != "/v1/chat/completions" {
			t.Fatalf("path = %q, want /v1/chat/completions", r.URL.Path)
		}
		_ = json.NewEncoder(w).Encode(map[string]any{
			"model": "qwen2.5-14b",
			"choices": []map[string]any{
				{"message": map[string]string{"role": "assistant", "content": `{"ok":true}`}},
			},
			"usage": map[string]int{
				"prompt_tokens":     10,
				"completion_tokens": 2,
				"total_tokens":      12,
			},
		})
	}))
	defer server.Close()

	client := New(server.URL, "", "fallback-model", 0)
	got, err := client.Chat(t.Context(), ChatInput{User: "test", MaxTokens: 32})
	if err != nil {
		t.Fatalf("Chat: %v", err)
	}
	if got.SchemaVersion != ChatResultSchemaVersion {
		t.Fatalf("schema_version = %q, want %q", got.SchemaVersion, ChatResultSchemaVersion)
	}
	if got.Content != `{"ok":true}` {
		t.Fatalf("content = %q", got.Content)
	}
	if got.Usage == nil || got.Usage.TotalTokens != 12 {
		t.Fatalf("usage = %#v", got.Usage)
	}
}