Test `git fetch --prune`

git-fetch-prune-test.ps1

# For http://stackoverflow.com/q/31026942/458723


function Clean-TestRepos {
    if (Test-Path test-repo) {
        rm -Force -Recurse test-repo
    }

    if (Test-Path test-clone) {
        rm -Force -Recurse test-clone
    }
}


function Create-RepositoryWithMultipleBranches
{
    git init test-repo
    cd test-repo

    echo 1 > file
    git add --all
    git commit -m 'commit1'

    git checkout -b branch1
    echo 2 > file
    git commit -am 'commit2'

    git checkout master
    git checkout -b branch2
    echo 3 > file
    git commit -am 'commit3'

    git checkout master

    cd ..
}


function Clone-AndCheckoutAllBranches
{
    git clone test-repo test-clone

    cd test-clone
    git checkout branch1
    git checkout branch2
    git checkout master

    cd ..
}


function Remove-RemoteBranchWithPush
{
    Create-RepositoryWithMultipleBranches

    Clone-AndCheckoutAllBranches

    cd test-clone

    echo "Branches before delete"
    git branch -v --remote

    git push origin --delete branch1
    git push origin --delete branch2

    echo "Branches before prune"
    git branch -v --remote

    git fetch -p

    echo "Branches after prune"
    git branch -v --remote

    cd ..
}


function Remove-RemoteBranchOnRemote
{
    Create-RepositoryWithMultipleBranches

    Clone-AndCheckoutAllBranches

    cd test-repo
    git branch -D branch1
    git branch -D branch2

    cd ..\test-clone

    echo "Branches before prune"
    git branch -v --remote

    git fetch -p

    echo "Branches after prune"
    git branch -v --remote

    cd ..
}



function Run-Main
{
    Write-Host "Remove remote branches with push"
    Clean-TestRepos
    Remove-RemoteBranchWithPush

    Write-Host
    Write-Host "Remove remote branches with push"
    Clean-TestRepos
    Remove-RemoteBranchOnRemote
}


Run-Main