53 lines
1.9 KiB
Python
53 lines
1.9 KiB
Python
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# Copyright 2021 (c) Anna Schumaker.
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import unittest
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from gi.repository import Gtk
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from . import scale
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class TestScalePlus(unittest.TestCase):
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def on_change_value(self, scale, scroll, value):
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self.change_value = (scroll, value)
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def test_scale_plus_init(self):
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splus = scale.ScalePlus(1, 10, 2, 5)
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adj = splus.get_adjustment()
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self.assertIsInstance(splus, Gtk.Scale)
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self.assertTrue(splus.get_draw_value())
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self.assertTrue(splus.get_hexpand())
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self.assertEqual(splus.get_value_pos(), Gtk.PositionType.TOP)
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self.assertEqual(adj.get_value(), 1)
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self.assertEqual(adj.get_lower(), 1)
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self.assertEqual(adj.get_upper(), 10)
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self.assertEqual(adj.get_step_increment(), 2)
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self.assertEqual(adj.get_page_increment(), 5)
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def test_scale_plus_decrement(self):
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splus = scale.ScalePlus(1, 10, 2, 5)
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splus.set_value(10)
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splus.connect("change-value", self.on_change_value)
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for i in [ 8, 6, 4, 2, 1 ]:
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self.assertEqual(splus.decrement(), i)
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self.assertEqual(splus.format_value(splus, i), str(i))
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self.assertEqual(self.change_value,
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(Gtk.ScrollType.STEP_BACKWARD, i))
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self.change_value = None
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self.assertIsNone(splus.decrement())
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self.assertIsNone(self.change_value)
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def test_scale_plus_increment(self):
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splus = scale.ScalePlus(1, 10, 2, 5)
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splus.connect("change-value", self.on_change_value)
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for i in [ 3, 5, 7, 9, 10 ]:
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self.assertEqual(splus.increment(), i)
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self.assertEqual(splus.format_value(splus, i), str(i))
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self.assertEqual(self.change_value,
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(Gtk.ScrollType.STEP_FORWARD, i))
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self.change_value = None
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self.assertIsNone(splus.increment())
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self.assertIsNone(self.change_value)
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