/Mercurial.Net.Tests/VerifyTests.cs

using System.IO;

using NUnit.Framework;



namespace Mercurial.Tests

{

    [TestFixture]

    public class VerifyTests : SingleRepositoryTestsBase

    {

        [Test]

        [Category("Integration")]

        public void Verify_CorruptFilelog_ThrowsMercurialExecutionException()

        {

            Repo.Init();

            WriteTextFileAndCommit(Repo, "test.txt", "dummy", "dummy", true);

            string fileName = PathEx.Combine(Repo.Path, ".hg", "store", "data", "test.txt.i");

            using (var stream = new FileStream(fileName, FileMode.Open, FileAccess.ReadWrite))

            {

                stream.Position = stream.Length - 1;

                int b = stream.ReadByte();

                stream.Position = stream.Length - 1;

                stream.WriteByte((byte)(b ^ 0xff));

            }



            Assert.Throws<MercurialExecutionException>(() => Repo.Verify());

        }



        [Test]

        [Category("Integration")]

        public void Verify_MissingFilelog_ThrowsMercurialExecutionException()

        {

            Repo.Init();

            WriteTextFileAndCommit(Repo, "test.txt", "dummy", "dummy", true);

            File.Delete(PathEx.Combine(Repo.Path, ".hg", "store", "data", "test.txt.i"));



            Assert.Throws<MercurialExecutionException>(() => Repo.Verify());

        }



        [Test]

        [Category("Integration")]

        public void Verify_NoProblems_ReturnsWithoutThrowingException()

        {

            Repo.Init();

            Repo.Verify();

        }



        [Test]

        [Category("Integration")]

        public void Verify_NoRepository_ThrowsMercurialExecutionException()

        {

            Assert.Throws<MercurialExecutionException>(() => Repo.Verify());

        }



        [Test]

        [Category("Integration")]

        public void Verify_TruncatedFilelog_ThrowsMercurialExecutionException()

        {

            Repo.Init();

            WriteTextFileAndCommit(Repo, "test.txt", "dummy", "dummy", true);

            string fileName = PathEx.Combine(Repo.Path, ".hg", "store", "data", "test.txt.i");

            using (var stream = new FileStream(fileName, FileMode.Open, FileAccess.ReadWrite))

            {

                stream.SetLength(stream.Length - 1);

            }



            Assert.Throws<MercurialExecutionException>(() => Repo.Verify());

        }

    }

}