package members

import (
	"fmt"
	"strings"
	"testing"

	"github.com/hashicorp/consul/agent"
	"github.com/mitchellh/cli"
)

func TestMembersCommand_noTabs(t *testing.T) {
	t.Parallel()
	if strings.ContainsRune(New(cli.NewMockUi()).Help(), '\t') {
		t.Fatal("help has tabs")
	}
}

func TestMembersCommand(t *testing.T) {
	t.Parallel()
	a := agent.NewTestAgent(t, ``)
	defer a.Shutdown()

	ui := cli.NewMockUi()
	c := New(ui)
	c.flags.SetOutput(ui.ErrorWriter)

	args := []string{"-http-addr=" + a.HTTPAddr()}

	code := c.Run(args)
	if code != 0 {
		t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
	}

	// Name
	if !strings.Contains(ui.OutputWriter.String(), a.Config.NodeName) {
		t.Fatalf("bad: %#v", ui.OutputWriter.String())
	}

	// Agent type
	if !strings.Contains(ui.OutputWriter.String(), "server") {
		t.Fatalf("bad: %#v", ui.OutputWriter.String())
	}

	// Datacenter
	if !strings.Contains(ui.OutputWriter.String(), "dc1") {
		t.Fatalf("bad: %#v", ui.OutputWriter.String())
	}
}

func TestMembersCommand_WAN(t *testing.T) {
	t.Parallel()
	a := agent.NewTestAgent(t, ``)
	defer a.Shutdown()

	ui := cli.NewMockUi()
	c := New(ui)
	c.flags.SetOutput(ui.ErrorWriter)

	args := []string{"-http-addr=" + a.HTTPAddr(), "-wan"}

	code := c.Run(args)
	if code != 0 {
		t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
	}

	if !strings.Contains(ui.OutputWriter.String(), fmt.Sprintf("%d", a.Config.SerfPortWAN)) {
		t.Fatalf("bad: %#v", ui.OutputWriter.String())
	}
}

func TestMembersCommand_statusFilter(t *testing.T) {
	t.Parallel()
	a := agent.NewTestAgent(t, ``)
	defer a.Shutdown()

	ui := cli.NewMockUi()
	c := New(ui)
	c.flags.SetOutput(ui.ErrorWriter)

	args := []string{
		"-http-addr=" + a.HTTPAddr(),
		"-status=a.*e",
	}

	code := c.Run(args)
	if code != 0 {
		t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
	}

	if !strings.Contains(ui.OutputWriter.String(), a.Config.NodeName) {
		t.Fatalf("bad: %#v", ui.OutputWriter.String())
	}
}

func TestMembersCommand_statusFilter_failed(t *testing.T) {
	t.Parallel()
	a := agent.NewTestAgent(t, ``)
	defer a.Shutdown()

	ui := cli.NewMockUi()
	c := New(ui)
	c.flags.SetOutput(ui.ErrorWriter)

	args := []string{
		"-http-addr=" + a.HTTPAddr(),
		"-status=(fail|left)",
	}

	code := c.Run(args)
	if code == 1 {
		t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
	}

	if strings.Contains(ui.OutputWriter.String(), a.Config.NodeName) {
		t.Fatalf("bad: %#v", ui.OutputWriter.String())
	}

	if code != 2 {
		t.Fatalf("bad: %d", code)
	}
}

func TestMembersCommand_verticalBar(t *testing.T) {
	t.Parallel()

	nodeName := "name|with|bars"
	a := agent.NewTestAgent(t, `node_name = "`+nodeName+`"`)
	defer a.Shutdown()

	ui := cli.NewMockUi()
	c := New(ui)
	c.flags.SetOutput(ui.ErrorWriter)

	args := []string{
		"-http-addr=" + a.HTTPAddr(),
	}

	code := c.Run(args)
	if code == 1 {
		t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
	}

	// Check for nodeName presense because it should not be parsed by columnize
	if !strings.Contains(ui.OutputWriter.String(), nodeName) {
		t.Fatalf("bad: %#v", ui.OutputWriter.String())
	}
}
