bykovme/nswallet

using System;
using NUnit.Framework;
using NSWallet.Shared;
using System.IO;
using System.IO.Compression;

namespace NSWallet.UnitTests
{
    [TestFixture]
    public class BackupFixture
    {
        [Test]
        public void CheckDateGetter()
        {
            var defaultDate = default(DateTime);

            var goodBackup = "nswb-20171203-113108-auto.zip";
            var goodResult = Common.GetDateFromBackupFileName(goodBackup);
            var goodExpected = new DateTime(2017, 12, 3, 11, 31, 8);

            var badBackup_1 = "some text";
            var badResult_1 = Common.GetDateFromBackupFileName(badBackup_1);

            string badBackup_2 = null;
            var badResult_2 = Common.GetDateFromBackupFileName(badBackup_2);

            var badBackup_3 = "path/a/b/nswb-20171203-113108-auto.zip";
            var badResult_3 = Common.GetDateFromBackupFileName(badBackup_3);

            Assert.AreEqual(goodExpected, goodResult);
            Assert.AreEqual(defaultDate, badResult_1);
            Assert.AreEqual(defaultDate, badResult_2);
            Assert.AreEqual(defaultDate, badResult_3);
        }

        [Test]
        public void CheckFutureVersionOfDb()
        {
            var tempFileName = TestResources.WriteResFileToTempFolder("Backups.nswallet_from_future.dat");

            bool isDbOk = BL.CheckDBVersion(tempFileName);

            Assert.IsFalse(isDbOk, "Backup with DB version higher than current was accepted by app, huge mistake");

            File.Delete(tempFileName); // Clean Up
        }

        [Test]
        public void CheckOldVersionOfDb()
        {
            var tempFileName = TestResources.WriteResFileToTempFolder("Backups.nswallet_old.dat");

            bool isDbOk = BL.CheckDBVersion(tempFileName);

            Assert.IsTrue(isDbOk, "Lower backup version should fit, but app declined it!");

            File.Delete(tempFileName); // Clean Up
        }

        [Test]
        public void CheckPointDBVersion() {
            var tempFileName = TestResources.WriteResFileToTempFolder("Backups.nswallet_from_future.dat");

            var dbVersion = NSWalletDBCheck.GetDBVersion(tempFileName);

            Assert.AreEqual("999", dbVersion, "Version DB is not retrieved correctly");

            File.Delete(tempFileName); // Clean Up
        }

    }
}