package placement

import (
	"testing"

	libkg "haixun-backend/internal/library/knowledge"
)

func TestEffectiveExpandStrategyFallsBackToLLMWithoutKey(t *testing.T) {
	research := ResearchSettings{
		ExpandStrategy:    string(libkg.ExpandStrategyBrave),
		WebSearchProvider: "brave",
		BraveAPIKey:       "",
	}
	if got := EffectiveExpandStrategy(research); got != libkg.ExpandStrategyLLM {
		t.Fatalf("expected llm fallback, got %s", got)
	}
}

func TestEffectiveExpandStrategyKeepsBraveWithKey(t *testing.T) {
	research := ResearchSettings{
		ExpandStrategy:    string(libkg.ExpandStrategyBrave),
		WebSearchProvider: "brave",
		BraveAPIKey:       "test-key",
	}
	if got := EffectiveExpandStrategy(research); got != libkg.ExpandStrategyBrave {
		t.Fatalf("expected brave, got %s", got)
	}
}

func TestWebSearchAvailable(t *testing.T) {
	if WebSearchAvailable(ResearchSettings{WebSearchProvider: "brave"}) {
		t.Fatal("expected unavailable without brave key")
	}
	if !WebSearchAvailable(ResearchSettings{WebSearchProvider: "brave", BraveAPIKey: "k"}) {
		t.Fatal("expected available with brave key")
	}
}