# Copyright 2010-2020 The pygit2 contributors
#
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# it under the terms of the GNU General Public License, version 2,
# as published by the Free Software Foundation.
#
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# the authors give you unlimited permission to link the compiled
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# This file is distributed in the hope that it will be useful, but
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
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import os.path

import pygit2
import pytest


@pytest.fixture
def clonerepo(testrepo, tmp_path):
    cloned_repo_path = os.path.join(tmp_path, 'test_remote_prune')

    pygit2.clone_repository(testrepo.workdir, cloned_repo_path)
    clonerepo = pygit2.Repository(cloned_repo_path)
    testrepo.branches.delete('i18n')
    yield clonerepo


def test_fetch_remote_default(clonerepo):
    clonerepo.remotes[0].fetch()
    assert 'origin/i18n' in clonerepo.branches

def test_fetch_remote_prune(clonerepo):
    clonerepo.remotes[0].fetch(prune=pygit2.GIT_FETCH_PRUNE)
    assert 'origin/i18n' not in clonerepo.branches

def test_fetch_no_prune(clonerepo):
    clonerepo.remotes[0].fetch(prune=pygit2.GIT_FETCH_NO_PRUNE)
    assert 'origin/i18n' in clonerepo.branches

def test_remote_prune(clonerepo):
    pruned = []
    class MyCallbacks(pygit2.RemoteCallbacks):
        def update_tips(self, name, old, new):
            pruned.append(name)

    callbacks = MyCallbacks()
    remote = clonerepo.remotes['origin']
    # We do a fetch in order to establish the connection to the remote.
    # Prune operation requires an active connection.
    remote.fetch(prune=pygit2.GIT_FETCH_NO_PRUNE)
    assert 'origin/i18n' in clonerepo.branches
    remote.prune(callbacks)
    assert pruned == ['refs/remotes/origin/i18n']
    assert 'origin/i18n' not in clonerepo.branches
