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

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# OpenLP - Open Source Lyrics Projection                                 #
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# Copyright (c) 2008-2020 OpenLP Developers                              #
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"""
Package to test the openlp.core.pages.alignment package.
"""
from unittest import TestCase
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
from tests.helpers.testmixin import TestMixin


class TestAlignmentTransitionsPage(TestCase, TestMixin):

    def setUp(self):
        """Test setup"""
        self.setup_application()
        self.build_settings()

    def tearDown(self):
        """Tear down tests"""
        del self.app

    def test_init_(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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(self):
        """
        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