package birdfmt

import (
	"strings"
	"testing"
)

func TestRenderProtocolBGPIPv4_Validation(t *testing.T) {
	_, err := RenderProtocolBGPIPv4(BGPPeerIPv4Options{})
	if err == nil {
		t.Fatal("expected error")
	}
}

func TestRenderProtocolBGPIPv4_ExportAll(t *testing.T) {
	got, err := RenderProtocolBGPIPv4(BGPPeerIPv4Options{
		ProtocolName: "p",
		LocalIP:      "192.0.2.1",
		LocalASN:     1,
		NeighborIP:   "192.0.2.2",
		NeighborASN:  2,
	})
	if err != nil {
		t.Fatal(err)
	}
	if !strings.Contains(got, "export all;") {
		t.Fatal(got)
	}
}

func TestRenderBGPTemplates_Validation(t *testing.T) {
	_, err := RenderBGPTemplates(BGPTemplatesOptions{})
	if err == nil {
		t.Fatal("expected error")
	}
}

func TestRenderProtocolBGPFromTemplate_MultihopPassive(t *testing.T) {
	got, err := RenderProtocolBGPFromTemplate(BGPPeerFromTemplateOptions{
		ProtocolName: "evobgp_p_x",
		TemplateName: BGPTemplateNameV4,
		NeighborIP:   "94.142.140.141",
		NeighborASN:  65002,
	})
	if err != nil {
		t.Fatal(err)
	}
	if !strings.Contains(got, "from bgp_template") {
		t.Fatal(got)
	}
	if !strings.Contains(got, "multihop;") || !strings.Contains(got, "passive;") {
		t.Fatal(got)
	}
	if strings.Contains(got, "source address") || strings.Contains(got, "strict bind") {
		t.Fatal(got)
	}
}

func TestRenderProtocolBGPFromTemplate_OverrideLocal(t *testing.T) {
	got, err := RenderProtocolBGPFromTemplate(BGPPeerFromTemplateOptions{
		ProtocolName:     "p",
		TemplateName:     BGPTemplateNameV4,
		NeighborIP:       "192.0.2.2",
		NeighborASN:      2,
		OverrideLocalIP:  "10.0.0.1",
		OverrideLocalASN: 65099,
	})
	if err != nil {
		t.Fatal(err)
	}
	if !strings.Contains(got, "local 10.0.0.1 as 65099;") {
		t.Fatal(got)
	}
}