dify/api/tests/unit_tests/utils/position_helper/test_position_helper.py

from textwrap import dedent

import pytest

from core.helper.position_helper import get_position_map, is_filtered, pin_position_map, sort_by_position_map


@pytest.fixture
def prepare_example_positions_yaml(tmp_path, monkeypatch) -> str:
    monkeypatch.chdir(tmp_path)
    tmp_path.joinpath("example_positions.yaml").write_text(dedent(
        """\
        - first
        - second
        # - commented
        - third

        - 9999999999999
        - forth
        """))
    return str(tmp_path)


@pytest.fixture
def prepare_empty_commented_positions_yaml(tmp_path, monkeypatch) -> str:
    monkeypatch.chdir(tmp_path)
    tmp_path.joinpath("example_positions_all_commented.yaml").write_text(dedent(
        """\
        # - commented1
        # - commented2
        -
        -

        """))
    return str(tmp_path)


def test_position_helper(prepare_example_positions_yaml):
    position_map = get_position_map(
        folder_path=prepare_example_positions_yaml,
        file_name='example_positions.yaml')
    assert len(position_map) == 4
    assert position_map == {
        'first': 0,
        'second': 1,
        'third': 2,
        'forth': 3,
    }


def test_position_helper_with_all_commented(prepare_empty_commented_positions_yaml):
    position_map = get_position_map(
        folder_path=prepare_empty_commented_positions_yaml,
        file_name='example_positions_all_commented.yaml')
    assert position_map == {}


def test_excluded_position_data(prepare_example_positions_yaml):
    position_map = get_position_map(
        folder_path=prepare_example_positions_yaml,
        file_name='example_positions.yaml'
    )
    pin_list = ['forth', 'first']
    include_set = set()
    exclude_set = {'9999999999999'}

    position_map = pin_position_map(
        original_position_map=position_map,
        pin_list=pin_list
    )

    data = [
        "forth",
        "first",
        "second",
        "third",
        "9999999999999",
        "extra1",
        "extra2",
    ]

    # filter out the data
    data = [item for item in data if not is_filtered(include_set, exclude_set, item, lambda x: x)]

    # sort data by position map
    sorted_data = sort_by_position_map(
        position_map=position_map,
        data=data,
        name_func=lambda x: x,
    )

    # assert the result in the correct order
    assert sorted_data == ['forth', 'first', 'second', 'third', 'extra1', 'extra2']


def test_included_position_data(prepare_example_positions_yaml):
    position_map = get_position_map(
        folder_path=prepare_example_positions_yaml,
        file_name='example_positions.yaml'
    )
    pin_list = ['forth', 'first']
    include_set = {'forth', 'first'}
    exclude_set = {}

    position_map = pin_position_map(
        original_position_map=position_map,
        pin_list=pin_list
    )

    data = [
        "forth",
        "first",
        "second",
        "third",
        "9999999999999",
        "extra1",
        "extra2",
    ]

    # filter out the data
    data = [item for item in data if not is_filtered(include_set, exclude_set, item, lambda x: x)]

    # sort data by position map
    sorted_data = sort_by_position_map(
        position_map=position_map,
        data=data,
        name_func=lambda x: x,
    )

    # assert the result in the correct order
    assert sorted_data == ['forth', 'first']