# -*- coding: utf-8 -*-

"""
    radish
    ~~~~~~

    Behavior Driven Development tool for Python - the root from red to green

    Copyright: MIT, Timo Furrer <tuxtimo@gmail.com>
"""


from radish.background import Background
from radish.stepmodel import Step


def test_creating_simple_background():
    """
    Test creating a simple Background
    """
    # given & when
    background = Background('Background', 'I am a Background', 'foo.feature', 1, parent=None)

    # then
    assert background.id is None
    assert background.keyword == 'Background'
    assert background.sentence == 'I am a Background'
    assert background.path == 'foo.feature'
    assert background.line == 1
    assert background.parent is None


def test_creating_a_concrete_background_instance():
    """
    Test creating a concrete Background instance
    """
    # given & when
    background = Background('Background', 'I am a Background', 'foo.feature', 1, parent=None)
    # add some Steps
    background.steps.append(
        Step(1, 'Foo', 'foo.feature', 2, background, False)
    )
    background.steps.append(
        Step(2, 'Foo', 'foo.feature', 3, background, False)
    )

    # when
    instance = background.create_instance()

    # then
    assert len(instance.steps) == 2
    assert background.steps[0] != instance.steps[0]
    assert background.steps[1] != instance.steps[1]

Add pytest unit test for Background model. Refs #142