"""Test QtWidgets."""

import sys

import pytest

from qtpy import PYQT5, PYQT_VERSION, QtCore, QtGui, QtWidgets
from qtpy.tests.utils import using_conda, not_using_conda


@pytest.mark.skipif(
    sys.platform.startswith('linux') and not_using_conda(),
    reason="Fatal Python error: Aborted on Linux CI when not using conda")
def test_qtextedit_functions(qtbot, pdf_writer):
    """Test functions mapping for QtWidgets.QTextEdit."""
    assert QtWidgets.QTextEdit.setTabStopWidth
    assert QtWidgets.QTextEdit.tabStopWidth
    assert QtWidgets.QTextEdit.print_
    textedit_widget = QtWidgets.QTextEdit(None)
    textedit_widget.setTabStopWidth(90)
    assert textedit_widget.tabStopWidth() == 90
    print_device, output_path = pdf_writer
    textedit_widget.print_(print_device)
    assert output_path.exists()


def test_qlineedit_functions():
    """Test functions mapping for QtWidgets.QLineEdit"""
    assert QtWidgets.QLineEdit.getTextMargins


def test_qundocommand_object():
    """Test object aliasing for QUndoCommand"""
    assert QtWidgets.QUndoCommand


@pytest.mark.skipif(
    sys.platform.startswith('linux') and not_using_conda(),
    reason="Fatal Python error: Aborted on Linux CI when not using conda")
def test_qplaintextedit_functions(qtbot, pdf_writer):
    """Test functions mapping for QtWidgets.QPlainTextEdit."""
    assert QtWidgets.QPlainTextEdit.setTabStopWidth
    assert QtWidgets.QPlainTextEdit.tabStopWidth
    assert QtWidgets.QPlainTextEdit.print_
    plaintextedit_widget = QtWidgets.QPlainTextEdit(None)
    plaintextedit_widget.setTabStopWidth(90)
    assert plaintextedit_widget.tabStopWidth() == 90
    print_device, output_path = pdf_writer
    plaintextedit_widget.print_(print_device)
    assert output_path.exists()


def test_qapplication_functions():
    """Test functions mapping for QtWidgets.QApplication."""
    assert QtWidgets.QApplication.exec_


@pytest.mark.skipif(
    sys.platform.startswith('linux') and not_using_conda(),
    reason="Fatal Python error: Aborted on Linux CI when not using conda")
@pytest.mark.skipif(
    sys.platform == 'darwin' and sys.version_info[:2] == (3, 7),
    reason="Stalls on macOS CI with Python 3.7")
def test_qdialog_functions(qtbot):
    """Test functions mapping for QtWidgets.QDialog."""
    assert QtWidgets.QDialog.exec_
    dialog = QtWidgets.QDialog(None)
    QtCore.QTimer.singleShot(100, dialog.accept)
    dialog.exec_()


@pytest.mark.skipif(
    sys.platform.startswith('linux') and not_using_conda(),
    reason="Fatal Python error: Aborted on Linux CI when not using conda")
@pytest.mark.skipif(
    sys.platform == 'darwin' and sys.version_info[:2] == (3, 7),
    reason="Stalls on macOS CI with Python 3.7")
def test_qdialog_subclass(qtbot):
    """Test functions mapping for QtWidgets.QDialog when using a subclass"""
    assert QtWidgets.QDialog.exec_
    class CustomDialog(QtWidgets.QDialog):
        def __init__(self):
            super().__init__(None)
            self.setWindowTitle("Testing")
    assert CustomDialog.exec_
    dialog = CustomDialog()
    QtCore.QTimer.singleShot(100, dialog.accept)
    dialog.exec_()


@pytest.mark.skipif(
    sys.platform.startswith('linux') and not_using_conda(),
    reason="Fatal Python error: Aborted on Linux CI when not using conda")
@pytest.mark.skipif(
    sys.platform == 'darwin' and sys.version_info[:2] == (3, 7),
    reason="Stalls on macOS CI with Python 3.7")
def test_qmenu_functions(qtbot):
    """Test functions mapping for QtWidgets.QDialog."""
    assert QtWidgets.QMenu.exec_
    menu = QtWidgets.QMenu(None)
    QtCore.QTimer.singleShot(100, menu.close)
    menu.exec_()


@pytest.mark.skipif(PYQT5 and PYQT_VERSION.startswith('5.9'),
                    reason="A specific setup with at least sip 4.9.9 is needed for PyQt5 5.9.*"
                           "to work with scoped enum access")
def test_enum_access():
    """Test scoped and unscoped enum access for qtpy.QtWidgets.*."""
    assert QtWidgets.QFileDialog.AcceptOpen == QtWidgets.QFileDialog.AcceptMode.AcceptOpen
    assert QtWidgets.QMessageBox.InvalidRole == QtWidgets.QMessageBox.ButtonRole.InvalidRole
    assert QtWidgets.QStyle.State_None == QtWidgets.QStyle.StateFlag.State_None
    assert QtWidgets.QSlider.TicksLeft == QtWidgets.QSlider.TickPosition.TicksAbove
    assert QtWidgets.QStyle.SC_SliderGroove == QtWidgets.QStyle.SubControl.SC_SliderGroove