/Examples/018 - Bisect.linq

<Query Kind="Program">

  <Reference Relative="..\Mercurial.Net\bin\Debug\Mercurial.Net.dll">C:\dev\vs.net\Mercurial.Net\Mercurial.Net\bin\Debug\Mercurial.Net.dll</Reference>

  <Namespace>Mercurial</Namespace>

  <Namespace>Mercurial.Extensions.Churn</Namespace>

</Query>



// *****************************************************

// *

// * This example shows how to do a bisection of a

// * repository, to subdivide looking for the first

// * good revision according to some test criteria.

// *

// ***********************



void Main()

{

	var repoPath = @"C:\Temp\SomeOtherRepo";

    var repo = new Repository(repoPath);

    

    repo.Bisect(BisectState.Reset);

    

    repo.Update(0);

    repo.Bisect(GoodToBisectState(IsCurrentChangesetGood(repo)));

    

    repo.Update();

    BisectResult result = repo.Bisect(GoodToBisectState(IsCurrentChangesetGood(repo)));

    while (!result.Done)

    {

        Debug.WriteLine("at: " + result.Revision);

        result = repo.Bisect(GoodToBisectState(IsCurrentChangesetGood(repo)));

    }

    Debug.WriteLine("found: " + result.Revision);

    

    repo.Log(result.Revision).Dump();

}



public BisectState GoodToBisectState(bool isGood)

{

    if (isGood)

        return BisectState.Good;

    else

        return BisectState.Bad;

}



public bool IsCurrentChangesetGood(Repository repo)

{

    var revno = repo.Log(RevSpec.WorkingDirectoryParent).First().RevisionNumber;

    if (revno == 0)

        return false;

    else

        return true;

}