package tests

import (
	"git.virtual.blue/tomgracey/template-nest-go"
	"github.com/stretchr/testify/assert"
	"io/ioutil"
	"strings"
	"testing"
)

func TestRenderWithAltDelim(t *testing.T) {
	nest, err := templatenest.New(templatenest.Option{
		TemplateDir: "templates",
		Delimiters:  [2]string{"<%", "%>"},
	})
	if err != nil {
		t.Fatalf("Failed to initialize TemplateNest: %+v", err)
	}

	page := map[string]interface{}{
		"TEMPLATE": "00-simple-page-alt-delim",
		"variable": "Simple Variable",
		"simple_component": map[string]interface{}{
			"TEMPLATE": "01-simple-component-alt-delim",
			"variable": "Simple Variable in Simple Component",
		},
	}

	render := nest.MustRender(page)

	outputPath := "templates/output/01-simple-page.html"
	outputContents, err := ioutil.ReadFile(outputPath)
	if err != nil {
		t.Fatalf("error reading file (`%s`): %+v", outputPath, err)
	}

	assert.Equal(
		t,
		strings.TrimSpace(string(outputContents)),
		render,
		"Rendered output does not match expected output",
	)
}

func TestRenderWithAltDelimAndFixedIndent(t *testing.T) {
	nest, err := templatenest.New(templatenest.Option{
		TemplateDir: "templates",
		Delimiters:  [2]string{"<%", "%>"},
		FixedIndent: true,
	})
	if err != nil {
		t.Fatalf("Failed to initialize TemplateNest: %+v", err)
	}

	page := map[string]interface{}{
		"TEMPLATE": "00-simple-page-alt-delim",
		"variable": "Simple Variable",
		"simple_component": map[string]interface{}{
			"TEMPLATE": "02-simple-component-multi-line-alt-delim",
		},
	}

	render := nest.MustRender(page)

	outputPath := "templates/output/07-simple-page-fixed-indent.html"
	outputContents, err := ioutil.ReadFile(outputPath)
	if err != nil {
		t.Fatalf("error reading file (`%s`): %+v", outputPath, err)
	}

	assert.Equal(
		t,
		strings.TrimSpace(string(outputContents)),
		render,
		"Rendered output does not match expected output",
	)
}