package tests

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

func TestRenderWithJsExtension(t *testing.T) {
	ext := "js"
	nest, err := templatenest.New(templatenest.Option{
		TemplateDir:       "templates",
		TemplateExtension: &ext,
	})
	if err != nil {
		t.Fatalf("Failed to initialize TemplateNest: %+v", err)
	}

	page := map[string]interface{}{
		"TEMPLATE": "30-main",
		"var":      "Simple Variable",
	}

	render := nest.MustRender(page)

	outputPath := "templates/output/06-main-template-extension.js"
	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 TestRenderWithNoExtension(t *testing.T) {
	ext := ""
	nest, err := templatenest.New(templatenest.Option{
		TemplateDir:       "templates",
		TemplateExtension: &ext,
	})
	if err != nil {
		t.Fatalf("Failed to initialize TemplateNest: %+v", err)
	}

	page := map[string]interface{}{
		"TEMPLATE": "00-simple-page.html",
		"variable": "Simple Variable",
		"simple_component": []interface{}{
			map[string]interface{}{
				"TEMPLATE": "01-simple-component.html",
				"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",
	)
}