# coding: utf-8
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"""Tests for ElidedLabel"""

__license__ = "MIT"
__date__ = "08/06/2020"

import unittest

from silx.gui import qt
from silx.gui.widgets.ElidedLabel import ElidedLabel
from silx.gui.utils import testutils


class TestElidedLabel(testutils.TestCaseQt):

    def setUp(self):
        self.label = ElidedLabel()
        self.label.show()
        self.qWaitForWindowExposed(self.label)

    def tearDown(self):
        self.label.setAttribute(qt.Qt.WA_DeleteOnClose)
        self.label.close()
        del self.label
        self.qapp.processEvents()

    def testElidedValue(self):
        """Test elided text"""
        raw = "mmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm"
        self.label.setText(raw)
        self.label.setFixedWidth(30)
        displayedText = qt.QLabel.text(self.label)
        self.assertNotEqual(raw, displayedText)
        self.assertIn("…", displayedText)
        self.assertIn("m", displayedText)

    def testNotElidedValue(self):
        """Test elided text"""
        raw = "mmmmmmm"
        self.label.setText(raw)
        self.label.setFixedWidth(200)
        displayedText = qt.QLabel.text(self.label)
        self.assertNotIn("…", displayedText)
        self.assertEqual(raw, displayedText)

    def testUpdateFromElidedToNotElided(self):
        """Test tooltip when not elided"""
        raw1 = "mmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm"
        raw2 = "nn"
        self.label.setText(raw1)
        self.label.setFixedWidth(30)
        self.label.setText(raw2)
        displayedTooltip = qt.QLabel.toolTip(self.label)
        self.assertNotIn(raw1, displayedTooltip)
        self.assertNotIn(raw2, displayedTooltip)

    def testUpdateFromNotElidedToElided(self):
        """Test tooltip when elided"""
        raw1 = "nn"
        raw2 = "mmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm"
        self.label.setText(raw1)
        self.label.setFixedWidth(30)
        self.label.setText(raw2)
        displayedTooltip = qt.QLabel.toolTip(self.label)
        self.assertNotIn(raw1, displayedTooltip)
        self.assertIn(raw2, displayedTooltip)

    def testUpdateFromElidedToElided(self):
        """Test tooltip when elided"""
        raw1 = "nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn"
        raw2 = "mmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm"
        self.label.setText(raw1)
        self.label.setFixedWidth(30)
        self.label.setText(raw2)
        displayedTooltip = qt.QLabel.toolTip(self.label)
        self.assertNotIn(raw1, displayedTooltip)
        self.assertIn(raw2, displayedTooltip)
