# coding: utf-8
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"""Basic tests for PlotWindow"""

__authors__ = ["T. Vincent"]
__license__ = "MIT"
__date__ = "27/06/2017"


import doctest
import unittest

from silx.gui.utils.testutils import TestCaseQt, getQToolButtonFromAction

from silx.gui import qt
from silx.gui.plot import PlotWindow


class TestPlotWindow(TestCaseQt):
    """Base class for tests of PlotWindow."""

    def setUp(self):
        super(TestPlotWindow, self).setUp()
        self.plot = PlotWindow()
        self.plot.show()
        self.qWaitForWindowExposed(self.plot)

    def tearDown(self):
        self.plot.setAttribute(qt.Qt.WA_DeleteOnClose)
        self.plot.close()
        del self.plot
        super(TestPlotWindow, self).tearDown()

    def testActions(self):
        """Test the actions QToolButtons"""
        self.plot.setLimits(1, 100, 1, 100)

        checkList = [  # QAction, Plot state getter
            (self.plot.xAxisAutoScaleAction, self.plot.getXAxis().isAutoScale),
            (self.plot.yAxisAutoScaleAction, self.plot.getYAxis().isAutoScale),
            (self.plot.xAxisLogarithmicAction, self.plot.getXAxis()._isLogarithmic),
            (self.plot.yAxisLogarithmicAction, self.plot.getYAxis()._isLogarithmic),
            (self.plot.gridAction, self.plot.getGraphGrid),
        ]

        for action, getter in checkList:
            self.mouseMove(self.plot)
            initialState = getter()
            toolButton = getQToolButtonFromAction(action)
            self.assertIsNot(toolButton, None)
            self.mouseClick(toolButton, qt.Qt.LeftButton)
            self.assertNotEqual(getter(), initialState,
                                msg='"%s" state not changed' % action.text())

            self.mouseClick(toolButton, qt.Qt.LeftButton)
            self.assertEqual(getter(), initialState,
                             msg='"%s" state not changed' % action.text())

        # Trigger a zoom reset
        self.mouseMove(self.plot)
        resetZoomAction = self.plot.resetZoomAction
        toolButton = getQToolButtonFromAction(resetZoomAction)
        self.assertIsNot(toolButton, None)
        self.mouseClick(toolButton, qt.Qt.LeftButton)

    def testToolAspectRatio(self):
        self.plot.toolBar()
        self.plot.keepDataAspectRatioButton.keepDataAspectRatio()
        self.assertTrue(self.plot.isKeepDataAspectRatio())
        self.plot.keepDataAspectRatioButton.dontKeepDataAspectRatio()
        self.assertFalse(self.plot.isKeepDataAspectRatio())

    def testToolYAxisOrigin(self):
        self.plot.toolBar()
        self.plot.yAxisInvertedButton.setYAxisUpward()
        self.assertFalse(self.plot.getYAxis().isInverted())
        self.plot.yAxisInvertedButton.setYAxisDownward()
        self.assertTrue(self.plot.getYAxis().isInverted())


def suite():
    test_suite = unittest.TestSuite()
    test_suite.addTest(
        unittest.defaultTestLoader.loadTestsFromTestCase(TestPlotWindow))
    return test_suite


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