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# SPDX-FileCopyrightText: Copyright 2022, Arm Limited and/or its affiliates.
# SPDX-License-Identifier: Apache-2.0
# pylint: disable=no-self-use
"""Tests for the source backend module."""
from collections import Counter
from contextlib import ExitStack as does_not_raise
from pathlib import Path
from typing import Any
from unittest.mock import MagicMock
from unittest.mock import patch
import pytest
from aiet.backend.common import ConfigurationException
from aiet.backend.source import create_destination_and_install
from aiet.backend.source import DirectorySource
from aiet.backend.source import get_source
from aiet.backend.source import TarArchiveSource
def test_create_destination_and_install(test_systems_path: Path, tmpdir: Any) -> None:
"""Test create_destination_and_install function."""
system_directory = test_systems_path / "system1"
dir_source = DirectorySource(system_directory)
resources = Path(tmpdir)
create_destination_and_install(dir_source, resources)
assert (resources / "system1").is_dir()
@patch("aiet.backend.source.DirectorySource.create_destination", return_value=False)
def test_create_destination_and_install_if_dest_creation_not_required(
mock_ds_create_destination: Any, tmpdir: Any
) -> None:
"""Test create_destination_and_install function."""
dir_source = DirectorySource(Path("unknown"))
resources = Path(tmpdir)
with pytest.raises(Exception):
create_destination_and_install(dir_source, resources)
mock_ds_create_destination.assert_called_once()
def test_create_destination_and_install_if_installation_fails(tmpdir: Any) -> None:
"""Test create_destination_and_install function if installation fails."""
dir_source = DirectorySource(Path("unknown"))
resources = Path(tmpdir)
with pytest.raises(Exception, match="Directory .* does not exist"):
create_destination_and_install(dir_source, resources)
assert not (resources / "unknown").exists()
assert resources.exists()
def test_create_destination_and_install_if_name_is_empty() -> None:
"""Test create_destination_and_install function fails if source name is empty."""
source = MagicMock()
source.create_destination.return_value = True
source.name.return_value = None
with pytest.raises(Exception, match="Unable to get source name"):
create_destination_and_install(source, Path("some_path"))
source.install_into.assert_not_called()
@pytest.mark.parametrize(
"source_path, expected_class, expected_error",
[
(Path("applications/application1/"), DirectorySource, does_not_raise()),
(
Path("archives/applications/application1.tar.gz"),
TarArchiveSource,
does_not_raise(),
),
(
Path("doesnt/exist"),
None,
pytest.raises(
ConfigurationException, match="Unable to read .*doesnt/exist"
),
),
],
)
def test_get_source(
source_path: Path,
expected_class: Any,
expected_error: Any,
test_resources_path: Path,
) -> None:
"""Test get_source function."""
with expected_error:
full_source_path = test_resources_path / source_path
source = get_source(full_source_path)
assert isinstance(source, expected_class)
class TestDirectorySource:
"""Test DirectorySource class."""
@pytest.mark.parametrize(
"directory, name",
[
(Path("/some/path/some_system"), "some_system"),
(Path("some_system"), "some_system"),
],
)
def test_name(self, directory: Path, name: str) -> None:
"""Test getting source name."""
assert DirectorySource(directory).name() == name
def test_install_into(self, test_systems_path: Path, tmpdir: Any) -> None:
"""Test install directory into destination."""
system_directory = test_systems_path / "system1"
dir_source = DirectorySource(system_directory)
with pytest.raises(Exception, match="Wrong destination .*"):
dir_source.install_into(Path("unknown_destination"))
tmpdir_path = Path(tmpdir)
dir_source.install_into(tmpdir_path)
source_files = [f.name for f in system_directory.iterdir()]
dest_files = [f.name for f in tmpdir_path.iterdir()]
assert Counter(source_files) == Counter(dest_files)
def test_install_into_unknown_source_directory(self, tmpdir: Any) -> None:
"""Test install system from unknown directory."""
with pytest.raises(Exception, match="Directory .* does not exist"):
DirectorySource(Path("unknown_directory")).install_into(Path(tmpdir))
class TestTarArchiveSource:
"""Test TarArchiveSource class."""
@pytest.mark.parametrize(
"archive, name",
[
(Path("some_archive.tgz"), "some_archive"),
(Path("some_archive.tar.gz"), "some_archive"),
(Path("some_archive"), "some_archive"),
("archives/systems/system1.tar.gz", "system1"),
("archives/systems/system1_dir.tar.gz", "system1"),
],
)
def test_name(self, test_resources_path: Path, archive: Path, name: str) -> None:
"""Test getting source name."""
assert TarArchiveSource(test_resources_path / archive).name() == name
def test_install_into(self, test_resources_path: Path, tmpdir: Any) -> None:
"""Test install archive into destination."""
system_archive = test_resources_path / "archives/systems/system1.tar.gz"
tar_source = TarArchiveSource(system_archive)
with pytest.raises(Exception, match="Wrong destination .*"):
tar_source.install_into(Path("unknown_destination"))
tmpdir_path = Path(tmpdir)
tar_source.install_into(tmpdir_path)
source_files = [
"aiet-config.json.license",
"aiet-config.json",
"system_artifact",
]
dest_files = [f.name for f in tmpdir_path.iterdir()]
assert Counter(source_files) == Counter(dest_files)
def test_install_into_unknown_source_archive(self, tmpdir: Any) -> None:
"""Test install unknown source archive."""
with pytest.raises(Exception, match="File .* does not exist"):
TarArchiveSource(Path("unknown.tar.gz")).install_into(Path(tmpdir))
def test_install_into_unsupported_source_archive(self, tmpdir: Any) -> None:
"""Test install unsupported file type."""
plain_text_file = Path(tmpdir) / "test_file"
plain_text_file.write_text("Not a system config")
with pytest.raises(Exception, match="Unsupported archive type .*"):
TarArchiveSource(plain_text_file).install_into(Path(tmpdir))
def test_lazy_property_init(self, test_resources_path: Path) -> None:
"""Test that class properties initialized correctly."""
system_archive = test_resources_path / "archives/systems/system1.tar.gz"
tar_source = TarArchiveSource(system_archive)
assert tar_source.name() == "system1"
assert tar_source.config() is not None
assert tar_source.create_destination()
tar_source = TarArchiveSource(system_archive)
assert tar_source.config() is not None
assert tar_source.create_destination()
assert tar_source.name() == "system1"
def test_create_destination_property(self, test_resources_path: Path) -> None:
"""Test create_destination property filled correctly for different archives."""
system_archive1 = test_resources_path / "archives/systems/system1.tar.gz"
system_archive2 = test_resources_path / "archives/systems/system1_dir.tar.gz"
assert TarArchiveSource(system_archive1).create_destination()
assert not TarArchiveSource(system_archive2).create_destination()
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