test(fixture): add fixture for old repository with tests

Author: jsam

MANIFEST.in

@@ -56,5 +56,5 @@ recursive-include renku *.sh
 recursive-include renku *.txt
 recursive-include renku *.yml
 recursive-include renku Dockerfile
-recursive-include tests *.py
+recursive-include tests *.py *.gz
 prune .github

conftest.py

@@ -59,8 +59,6 @@ def runner(monkeypatch):
 @pytest.fixture()
 def run(runner, capsys):
     """Return a callable runner."""
-    import contextlib
-
     from renku import cli
     from renku._contexts import Isolation
 
@@ -102,7 +100,6 @@ def data_file(tmpdir):
 def repository():
     """Yield a Renku repository."""
     from renku import cli
-    from renku.api import LocalClient
     runner = CliRunner()
 
     with runner.isolated_filesystem() as project_path:
@@ -203,6 +200,55 @@ def data_repository(directory_tree):
     return repo
 
 
+@pytest.fixture(
+    params=[
+        'test-renku-v0.3.0.git',
+    ],
+    scope='module',
+)
+def old_bare_repository(request, tmpdir_factory):
+    """Prepares a testing repo created by old version of renku."""
+    import tarfile
+    from renku._compat import Path
+
+    compressed_repo_path = Path(__file__).parent / 'tests' / 'fixtures' / '{0}.tar.gz'.format(request.param)
+    working_dir_path = tmpdir_factory.mktemp(request.param)
+
+    with tarfile.open(str(compressed_repo_path), 'r') as fixture:
+        fixture.extractall(working_dir_path.strpath)
+
+    yield working_dir_path / request.param
+
+    shutil.rmtree(working_dir_path.strpath)
+
+
+@pytest.fixture(scope='module')
+def old_repository(tmpdir_factory, old_bare_repository):
+    """Create git repo of old repository fixture."""
+    import shutil
+    from git import Repo
+
+    repo_path = tmpdir_factory.mktemp('repo')
+    yield Repo(old_bare_repository.strpath).clone(repo_path.strpath)
+    shutil.rmtree(repo_path.strpath)
+
+
+@pytest.fixture
+def old_project(old_repository):
+    """Create a test project."""
+    repo = old_repository
+    repository = repo.working_dir
+
+    commit = repo.head.commit
+
+    os.chdir(repository)
+    yield repository
+    os.chdir(repository)
+    repo.head.reset(commit, index=True, working_tree=True)
+    # remove any extra non-tracked files (.pyc, etc)
+    repo.git.clean('-xdff')
+
+
 @pytest.fixture(autouse=True)
 def add_client(doctest_namespace):
     """Add Renku client to doctest namespace."""

tests/fixtures/test-renku-v0.3.0.git.tar.gz

@@ -600,6 +600,29 @@ def test_file_tracking(isolated_runner):
     assert 'output' in gitattributes
 
 
+def test_status_with_old_repository(isolated_runner, old_project):
+    """Test status on all old repositories created by old version of renku."""
+    runner = isolated_runner
+
+    result = runner.invoke(cli.cli, ['status'])
+    assert result.exit_code == 0
+
+    output = result.output.split('\n')
+    assert output.pop(0) == 'On branch master'
+    assert output.pop(0) == 'All files were generated from the latest inputs.'
+
+
+def test_update_with_old_repository(isolated_runner, old_project):
+    """Test update on all old repositories created by old version of renku."""
+    runner = isolated_runner
+
+    result = runner.invoke(cli.cli, ['update'])
+    assert result.exit_code == 0
+
+    output = result.output.split('\n')
+    assert output.pop(0) == 'All files were generated from the latest inputs.'
+
+
 def test_status_with_submodules(isolated_runner, monkeypatch):
     """Test status calculation with submodules."""
     runner = isolated_runner