package executor

import (
	"testing"
	"time"

	"github.com/router-for-me/CLIProxyAPI/v6/internal/config"
)

func TestApplyTransportDefaults_FromConfig(t *testing.T) {
	cfg := &config.Config{}
	cfg.HTTPTransport.MaxIdleConns = 321
	cfg.HTTPTransport.MaxIdleConnsPerHost = 33
	cfg.HTTPTransport.MaxConnsPerHost = 44
	cfg.HTTPTransport.IdleConnTimeoutSeconds = 17

	tr := buildProxyTransport("http://127.0.0.1:8080")
	if tr == nil {
		t.Fatal("expected proxy transport")
	}
	applyTransportDefaults(tr, cfg)

	if tr.MaxIdleConns != 321 {
		t.Fatalf("MaxIdleConns=%d", tr.MaxIdleConns)
	}
	if tr.MaxIdleConnsPerHost != 33 {
		t.Fatalf("MaxIdleConnsPerHost=%d", tr.MaxIdleConnsPerHost)
	}
	if tr.MaxConnsPerHost != 44 {
		t.Fatalf("MaxConnsPerHost=%d", tr.MaxConnsPerHost)
	}
	if tr.IdleConnTimeout != 17*time.Second {
		t.Fatalf("IdleConnTimeout=%s", tr.IdleConnTimeout)
	}
}

func TestApplyTransportDefaults_Defaults(t *testing.T) {
	tr := buildProxyTransport("http://127.0.0.1:8080")
	if tr == nil {
		t.Fatal("expected proxy transport")
	}
	applyTransportDefaults(tr, nil)

	if tr.MaxIdleConns != 100 || tr.MaxIdleConnsPerHost != 10 {
		t.Fatalf("unexpected defaults: %d/%d", tr.MaxIdleConns, tr.MaxIdleConnsPerHost)
	}
	if tr.IdleConnTimeout != 90*time.Second {
		t.Fatalf("unexpected idle timeout: %s", tr.IdleConnTimeout)
	}
	if !tr.ForceAttemptHTTP2 {
		t.Fatal("ForceAttemptHTTP2 should be enabled")
	}
}