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## This file is part of the test suite of Qt for Python.
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import os
import sys
import unittest

sys.path.append(os.path.join(os.path.dirname(os.path.dirname(os.path.abspath(__file__))), "util"))

from PySide2.QtWidgets import QMainWindow, QTabWidget, QTextEdit, QSplitter
from helper.usesqapplication import UsesQApplication

class TabWidgetClear(QMainWindow):
    def __init__(self):
        QMainWindow.__init__(self)
        self.tabWidget = QTabWidget(self)
        self.setCentralWidget(self.tabWidget)
        self.editBox = QTextEdit(self)
        self.tabWidget.addTab(self.getSplitter(), 'Test')

    def getSplitter(self):
        splitter = QSplitter()
        splitter.addWidget(self.editBox)
        return splitter

    def toggle(self):
        self.tabWidget.clear()
        self.getSplitter()

class TestTabWidgetClear(UsesQApplication):

    def testClear(self):
        self.window = TabWidgetClear()
        self.window.show()
        try:
            self.window.toggle()
        except RuntimeError as e:
            # This should never happened, PYSIDE-213
            raise e

if __name__ == '__main__':
    unittest.main()