import datetime
import json

import demistomock as demisto
from OutOfOfficeListCleanup import main


def execute_command(name, args=None):
    if name == "getList":
        get_list_response = [{"user": "admin", "offuntil": "2020-04-20", "addedby": "admin"}]
        return [{"Contents": json.dumps(get_list_response)}]
    else:
        return None


def execute_command_with_ooo_user(name, args=None):
    if name == "getList":
        tommorow = (datetime.date.today() + datetime.timedelta(days=1)).strftime("%Y-%m-%d")
        get_list_response = [{"user": "admin", "offuntil": tommorow, "addedby": "admin"}]
        return [{"Contents": json.dumps(get_list_response)}]
    else:
        return None


def test_out_of_office_list_cleanup_list_changed(mocker):
    """
    Given:
    - List of OOO(out of office) users with one user that should be removed.

    When:
    - running OutOfOfficeListCleanup script.

    Then:
    - Check if the list is now empty.
    """
    mocker.patch.object(demisto, "args", return_value={"listname": "OOO List"})
    mocker.patch.object(demisto, "executeCommand", side_effect=execute_command)
    mocker.patch.object(demisto, "results")
    main()
    results = demisto.results.call_args[0][0]
    assert demisto.executeCommand.call_args[0][1]["listData"] == "[]"
    assert results == "The following Users were removed from the Out of Office List OOO List:\nadmin"


def test_out_of_office_list_cleanup_list_not_changed(mocker):
    """
    Given:
    - List of OOO(out of office) users with one user that should be in vacation until tomorrow.

    When:
    - running OutOfOfficeListCleanup script.

    Then:
    - Check if the list stays the same.
    """
    mocker.patch.object(demisto, "args", return_value={"listname": "OOO List"})
    mocker.patch.object(demisto, "executeCommand", side_effect=execute_command_with_ooo_user)
    mocker.patch.object(demisto, "results")
    main()
    results = demisto.results.call_args[0][0]
    assert results == "No users removed from the list OOO List"


def execute_command_empty_list(name, args=None):
    if name == "getList":
        return [{"Contents": "null"}]
    return None


def test_out_of_office_list_cleanup_list_create_empty_new_list(mocker):
    """
    Given:
    - A non-existing list of OOO(out of office) users.

    When:
    - running OutOfOfficeListCleanup script.

    Then:
    - Check if the list stays empty.
    """
    mocker.patch.object(demisto, "args", return_value={"listname": "OOO List"})
    mocker.patch.object(demisto, "executeCommand", side_effect=execute_command_empty_list)
    mocker.patch.object(demisto, "results")
    main()
    results = demisto.results.call_args[0][0]
    assert results == "No users removed from the list OOO List"