app_test.go

// Copyright 2023 Bill Nixon. All rights reserved.
// Use of this source code is governed by the license found in the LICENSE file.

package main

import (
	"html/template"
	"sync"
	"testing"

	"github.com/bnixon67/webapp/webapp"
	"github.com/bnixon67/webapp/webauth"
	"github.com/bnixon67/webapp/weblog"
	"github.com/bnixon67/webapp/webutil"
	_ "github.com/go-sql-driver/mysql"
)

// globals to provide a singleton bidApp.
var (
	bidApp *BidApp //nolint
	once   sync.Once
)

func initBidAppForTest(t *testing.T) *BidApp {
	var err error

	// Read config.
	cfg, err := webauth.LoadConfigFromJSON("testdata/config.json")
	if err != nil {
		t.Fatalf("Failed to get config: %v", err)
	}

	// Initialize logging.
	err = weblog.Init(cfg.Log)
	if err != nil {
		t.Fatalf("cannot init logging: %v", err)
	}

	// Define the custom functions.
	funcMap := template.FuncMap{
		"ToTimeZone": webutil.ToTimeZone,
	}

	// Initialize templates.
	tmpl, err := webutil.TemplatesWithFuncs(cfg.App.TmplPattern, funcMap)
	if err != nil {
		t.Fatalf("Error initializing templates: %v", err)
	}

	// Initialize db.
	db, err := webauth.InitDB(cfg.SQL.DriverName, cfg.SQL.DataSourceName)
	if err != nil {
		t.Fatalf("cannot init db: %v", err)
	}

	// Create the web login app.
	app, err := webauth.NewApp(webapp.WithName(cfg.App.Name), webapp.WithTemplate(tmpl), webauth.WithConfig(*cfg), webauth.WithDB(db))
	if err != nil {
		t.Fatalf("cannot create app: %v", err)
	}

	// Embed web login app into BidApp.
	bidApp = &BidApp{AuthApp: app, BidDB: &BidDB{}}
	bidApp.BidDB.sqlDB = app.DB

	return bidApp
}

// AppForTest is a helper function that returns an App used for testing.
func AppForTest(t *testing.T) *BidApp {
	once.Do(func() {
		bidApp = initBidAppForTest(t)
	})

	return bidApp
}