package command

import (
	"path/filepath"
	"strings"
	"testing"

	packersdk "github.com/hashicorp/packer-plugin-sdk/packer"
	"github.com/stretchr/testify/assert"
)

func TestFmt(t *testing.T) {
	s := &strings.Builder{}
	ui := &packersdk.BasicUi{
		Writer: s,
	}
	c := &FormatCommand{
		Meta: testMeta(t),
	}

	c.Ui = ui

	args := []string{"-check=true", filepath.Join(testFixture("fmt"), "formatted.pkr.hcl")}
	if code := c.Run(args); code != 0 {
		fatalCommand(t, c.Meta)
	}
	expected := ""
	assert.Equal(t, expected, strings.TrimSpace(s.String()))
}

func TestFmt_unformattedPKRVarsTemplate(t *testing.T) {
	c := &FormatCommand{
		Meta: testMeta(t),
	}

	args := []string{"-check=true", filepath.Join(testFixture("fmt"), "unformatted.pkrvars.hcl")}
	if code := c.Run(args); code != 3 {
		fatalCommand(t, c.Meta)
	}
}

func TestFmt_unfomattedTemlateDirectory(t *testing.T) {
	c := &FormatCommand{
		Meta: testMeta(t),
	}

	args := []string{"-check=true", filepath.Join(testFixture("fmt"), "")}

	if code := c.Run(args); code != 3 {
		fatalCommand(t, c.Meta)
	}
}