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

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# OpenLP - Open Source Lyrics Projection                                 #
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# Copyright (c) 2008-2022 OpenLP Developers                              #
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"""
Package to test the openlp.core.pages.alignment package.
"""
from unittest.mock import MagicMock

import pytest

from openlp.core.lib.theme import HorizontalType, VerticalType, TransitionType, TransitionSpeed, TransitionDirection
from openlp.core.pages.alignment import AlignmentTransitionsPage


def test_init_(settings):
    """
    Test the initialisation of AlignmentTransitionsPage
    """
    # GIVEN: The AlignmentTransitionsPage class
    # WHEN: Initialising AlignmentTransitionsPage
    # THEN: We should have an instance of the widget with no errors
    AlignmentTransitionsPage()


def test_on_transition_enabled_changed(settings):
    """
    Test the _on_transition_enabled_changed() slot
    """
    # GIVEN: And instance of AlignmentTransitionsPage and some mock widgets
    page = AlignmentTransitionsPage()

    # WHEN: _on_transition_enabled_changed
    page._on_transition_enabled_changed(True)

    # THEN: The correct widgets should be visible
    assert page.transition_effect_label.isEnabled()
    assert page.transition_effect_combo_box.isEnabled()
    assert page.transition_speed_label.isEnabled()
    assert page.transition_speed_combo_box.isEnabled()
    assert page.transition_direction_combo_box.isEnabled()
    assert page.transition_reverse_check_box.isEnabled()


def test_get_horizontal_align(settings):
    """
    Test the horizontal_align getter
    """
    # GIVEN: A AlignmentTransitionsPage instance with the combobox set to index 1
    page = AlignmentTransitionsPage()
    page.horizontal_combo_box.setCurrentIndex(1)

    # WHEN: The property is accessed
    result = page.horizontal_align

    # THEN: The result should be correct
    assert result == HorizontalType.Right


def test_set_horizontal_align_int(settings):
    """
    Test the horizontal_align setter with an int
    """
    # GIVEN: A AlignmentTransitionsPage instance
    page = AlignmentTransitionsPage()

    # WHEN: The property is set
    page.horizontal_align = HorizontalType.Center

    # THEN: The combobox should be correct
    assert page.horizontal_combo_box.currentIndex() == 2


def test_set_horizontal_align_str(settings):
    """
    Test the horizontal_align setter with a str
    """
    # GIVEN: A AlignmentTransitionsPage instance
    page = AlignmentTransitionsPage()

    # WHEN: The property is set
    page.horizontal_align = HorizontalType.to_string(HorizontalType.Justify)

    # THEN: The combobox should be correct
    assert page.horizontal_combo_box.currentIndex() == 3


def test_set_horizontal_align_exception(settings):
    """
    Test the horizontal_align setter with something other than a str or int
    """
    # GIVEN: A AlignmentTransitionsPage instance
    page = AlignmentTransitionsPage()

    # WHEN: The property is set
    # THEN: An exception is raised
    with pytest.raises(TypeError, match='horizontal_align must either be a string or an int'):
        page.horizontal_align = []


def test_get_vertical_align(settings):
    """
    Test the vertical_align getter
    """
    # GIVEN: A AlignmentTransitionsPage instance with the combobox set to index 1
    page = AlignmentTransitionsPage()
    page.vertical_combo_box.setCurrentIndex(1)

    # WHEN: The property is accessed
    result = page.vertical_align

    # THEN: The result should be correct
    assert result == VerticalType.Middle


def test_set_vertical_align_int(settings):
    """
    Test the vertical_align setter with an int
    """
    # GIVEN: A AlignmentTransitionsPage instance
    page = AlignmentTransitionsPage()

    # WHEN: The property is set
    page.vertical_align = VerticalType.Bottom

    # THEN: The combobox should be correct
    assert page.vertical_combo_box.currentIndex() == 2


def test_set_vertical_align_str(settings):
    """
    Test the vertical_align setter with a str
    """
    # GIVEN: A AlignmentTransitionsPage instance
    page = AlignmentTransitionsPage()

    # WHEN: The property is set
    page.vertical_align = VerticalType.to_string(VerticalType.Top)

    # THEN: The combobox should be correct
    assert page.vertical_combo_box.currentIndex() == 0


def test_set_vertical_align_exception(settings):
    """
    Test the vertical_align setter with something other than a str or int
    """
    # GIVEN: A AlignmentTransitionsPage instance
    page = AlignmentTransitionsPage()

    # WHEN: The property is set
    # THEN: An exception is raised
    with pytest.raises(TypeError, match='vertical_align must either be a string or an int'):
        page.vertical_align = []


def test_get_is_transition_enabled(settings):
    """
    Test the is_transition_enabled getter
    """
    # GIVEN: A AlignmentTransitionsPage instance with the transitions enabled
    page = AlignmentTransitionsPage()
    page.transitions_enabled_check_box.setChecked(False)

    # WHEN: The property is accessed
    result = page.is_transition_enabled

    # THEN: The result should be correct
    assert result is False


def test_set_is_transition_enabled(settings):
    """
    Test the is_transition_enabled setter
    """
    # GIVEN: A AlignmentTransitionsPage instance
    page = AlignmentTransitionsPage()
    page._on_transition_enabled_changed = MagicMock()

    # WHEN: The property is set
    page.is_transition_enabled = True

    # THEN: The result should be correct
    assert page.transitions_enabled_check_box.isChecked() is True
    page._on_transition_enabled_changed.assert_called_once_with(True)


def test_get_transition_type(settings):
    """
    Test the transition_type getter
    """
    # GIVEN: A AlignmentTransitionsPage instance with the combobox set to index 1
    page = AlignmentTransitionsPage()
    page.transition_effect_combo_box.setCurrentIndex(1)

    # WHEN: The property is accessed
    result = page.transition_type

    # THEN: The result should be correct
    assert result == TransitionType.Slide


def test_set_transition_type_int(settings):
    """
    Test the transition_type setter with an int
    """
    # GIVEN: A AlignmentTransitionsPage instance
    page = AlignmentTransitionsPage()

    # WHEN: The property is set
    page.transition_type = TransitionType.Concave

    # THEN: The combobox should be correct
    assert page.transition_effect_combo_box.currentIndex() == 3


def test_set_transition_type_str(settings):
    """
    Test the transition_type setter with a str
    """
    # GIVEN: A AlignmentTransitionsPage instance
    page = AlignmentTransitionsPage()

    # WHEN: The property is set
    page.transition_type = TransitionType.to_string(TransitionType.Convex)

    # THEN: The combobox should be correct
    assert page.transition_effect_combo_box.currentIndex() == 2


def test_set_transition_type_exception(settings):
    """
    Test the transition_type setter with something other than a str or int
    """
    # GIVEN: A AlignmentTransitionsPage instance
    page = AlignmentTransitionsPage()

    # WHEN: The property is set
    # THEN: An exception is raised
    with pytest.raises(TypeError, match='transition_type must either be a string or an int'):
        page.transition_type = []


def test_get_transition_speed(settings):
    """
    Test the transition_speed getter
    """
    # GIVEN: A AlignmentTransitionsPage instance with the combobox set to index 0
    page = AlignmentTransitionsPage()
    page.transition_speed_combo_box.setCurrentIndex(0)

    # WHEN: The property is accessed
    result = page.transition_speed

    # THEN: The result should be correct
    assert result == TransitionSpeed.Normal


def test_set_transition_speed_int(settings):
    """
    Test the transition_speed setter with an int
    """
    # GIVEN: A AlignmentTransitionsPage instance
    page = AlignmentTransitionsPage()

    # WHEN: The property is set
    page.transition_speed = TransitionSpeed.Fast

    # THEN: The combobox should be correct
    assert page.transition_speed_combo_box.currentIndex() == 1


def test_set_transition_speed_str(settings):
    """
    Test the transition_speed setter with a str
    """
    # GIVEN: A AlignmentTransitionsPage instance
    page = AlignmentTransitionsPage()

    # WHEN: The property is set
    page.transition_speed = TransitionSpeed.to_string(TransitionSpeed.Slow)

    # THEN: The combobox should be correct
    assert page.transition_speed_combo_box.currentIndex() == 2


def test_set_transition_speed_exception(settings):
    """
    Test the transition_speed setter with something other than a str or int
    """
    # GIVEN: A AlignmentTransitionsPage instance
    page = AlignmentTransitionsPage()

    # WHEN: The property is set
    # THEN: An exception is raised
    with pytest.raises(TypeError, match='transition_speed must either be a string or an int'):
        page.transition_speed = []


def test_get_transition_direction(settings):
    """
    Test the transition_direction getter
    """
    # GIVEN: A AlignmentTransitionsPage instance with the combobox set to index 0
    page = AlignmentTransitionsPage()
    page.transition_direction_combo_box.setCurrentIndex(0)

    # WHEN: The property is accessed
    result = page.transition_direction

    # THEN: The result should be correct
    assert result == TransitionDirection.Horizontal


def test_set_transition_direction_int(settings):
    """
    Test the transition_direction setter with an int
    """
    # GIVEN: A AlignmentTransitionsPage instance
    page = AlignmentTransitionsPage()

    # WHEN: The property is set
    page.transition_direction = TransitionDirection.Horizontal

    # THEN: The combobox should be correct
    assert page.transition_direction_combo_box.currentIndex() == 0


def test_set_transition_direction_str(settings):
    """
    Test the transition_direction setter with a str
    """
    # GIVEN: A AlignmentTransitionsPage instance
    page = AlignmentTransitionsPage()

    # WHEN: The property is set
    page.transition_direction = TransitionDirection.to_string(TransitionDirection.Vertical)

    # THEN: The combobox should be correct
    assert page.transition_direction_combo_box.currentIndex() == 1


def test_set_transition_direction_exception(settings):
    """
    Test the transition_direction setter with something other than a str or int
    """
    # GIVEN: A AlignmentTransitionsPage instance
    page = AlignmentTransitionsPage()

    # WHEN: The property is set
    # THEN: An exception is raised
    with pytest.raises(TypeError, match='transition_direction must either be a string or an int'):
        page.transition_direction = []


def test_on_transition_reverse_getter(settings):
    """
    Test the is_transition_reverse_enabled getter
    """
    # GIVEN: And instance of AlignmentTransitionsPage and transition_reverse checked
    page = AlignmentTransitionsPage()
    page.transition_reverse_check_box.setChecked(True)

    # WHEN: The property is accessed
    result = page.is_transition_reverse_enabled

    # THEN: The result should be correct
    assert result is True


def test_on_transition_reverse_setter(settings):
    """
    Test the is_transition_reverse_enabled setter
    """
    # GIVEN: And instance of AlignmentTransitionsPage and transition_reverse checked
    page = AlignmentTransitionsPage()

    # WHEN: The property is set
    page.is_transition_reverse_enabled = True

    # THEN: The checkbox should be correct
    assert page.transition_reverse_check_box.isChecked() is True