File size: 5,315 Bytes
ef99749 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 |
import unittest
import tkinter
from tkinter import font
from test.support import requires, run_unittest, gc_collect, ALWAYS_EQ
from tkinter.test.support import AbstractTkTest, AbstractDefaultRootTest
requires('gui')
fontname = "TkDefaultFont"
class FontTest(AbstractTkTest, unittest.TestCase):
@classmethod
def setUpClass(cls):
AbstractTkTest.setUpClass.__func__(cls)
try:
cls.font = font.Font(root=cls.root, name=fontname, exists=True)
except tkinter.TclError:
cls.font = font.Font(root=cls.root, name=fontname, exists=False)
def test_configure(self):
options = self.font.configure()
self.assertGreaterEqual(set(options),
{'family', 'size', 'weight', 'slant', 'underline', 'overstrike'})
for key in options:
self.assertEqual(self.font.cget(key), options[key])
self.assertEqual(self.font[key], options[key])
for key in 'family', 'weight', 'slant':
self.assertIsInstance(options[key], str)
self.assertIsInstance(self.font.cget(key), str)
self.assertIsInstance(self.font[key], str)
sizetype = int if self.wantobjects else str
for key in 'size', 'underline', 'overstrike':
self.assertIsInstance(options[key], sizetype)
self.assertIsInstance(self.font.cget(key), sizetype)
self.assertIsInstance(self.font[key], sizetype)
def test_unicode_family(self):
family = 'MS \u30b4\u30b7\u30c3\u30af'
try:
f = font.Font(root=self.root, family=family, exists=True)
except tkinter.TclError:
f = font.Font(root=self.root, family=family, exists=False)
self.assertEqual(f.cget('family'), family)
del f
gc_collect()
def test_actual(self):
options = self.font.actual()
self.assertGreaterEqual(set(options),
{'family', 'size', 'weight', 'slant', 'underline', 'overstrike'})
for key in options:
self.assertEqual(self.font.actual(key), options[key])
for key in 'family', 'weight', 'slant':
self.assertIsInstance(options[key], str)
self.assertIsInstance(self.font.actual(key), str)
sizetype = int if self.wantobjects else str
for key in 'size', 'underline', 'overstrike':
self.assertIsInstance(options[key], sizetype)
self.assertIsInstance(self.font.actual(key), sizetype)
def test_name(self):
self.assertEqual(self.font.name, fontname)
self.assertEqual(str(self.font), fontname)
def test_equality(self):
font1 = font.Font(root=self.root, name=fontname, exists=True)
font2 = font.Font(root=self.root, name=fontname, exists=True)
self.assertIsNot(font1, font2)
self.assertEqual(font1, font2)
self.assertNotEqual(font1, font1.copy())
self.assertNotEqual(font1, 0)
self.assertEqual(font1, ALWAYS_EQ)
root2 = tkinter.Tk()
self.addCleanup(root2.destroy)
font3 = font.Font(root=root2, name=fontname, exists=True)
self.assertEqual(str(font1), str(font3))
self.assertNotEqual(font1, font3)
def test_measure(self):
self.assertIsInstance(self.font.measure('abc'), int)
def test_metrics(self):
metrics = self.font.metrics()
self.assertGreaterEqual(set(metrics),
{'ascent', 'descent', 'linespace', 'fixed'})
for key in metrics:
self.assertEqual(self.font.metrics(key), metrics[key])
self.assertIsInstance(metrics[key], int)
self.assertIsInstance(self.font.metrics(key), int)
def test_families(self):
families = font.families(self.root)
self.assertIsInstance(families, tuple)
self.assertTrue(families)
for family in families:
self.assertIsInstance(family, str)
self.assertTrue(family)
def test_names(self):
names = font.names(self.root)
self.assertIsInstance(names, tuple)
self.assertTrue(names)
for name in names:
self.assertIsInstance(name, str)
self.assertTrue(name)
self.assertIn(fontname, names)
class DefaultRootTest(AbstractDefaultRootTest, unittest.TestCase):
def test_families(self):
self.assertRaises(RuntimeError, font.families)
root = tkinter.Tk()
families = font.families()
self.assertIsInstance(families, tuple)
self.assertTrue(families)
for family in families:
self.assertIsInstance(family, str)
self.assertTrue(family)
root.destroy()
tkinter.NoDefaultRoot()
self.assertRaises(RuntimeError, font.families)
def test_names(self):
self.assertRaises(RuntimeError, font.names)
root = tkinter.Tk()
names = font.names()
self.assertIsInstance(names, tuple)
self.assertTrue(names)
for name in names:
self.assertIsInstance(name, str)
self.assertTrue(name)
self.assertIn(fontname, names)
root.destroy()
tkinter.NoDefaultRoot()
self.assertRaises(RuntimeError, font.names)
tests_gui = (FontTest, DefaultRootTest)
if __name__ == "__main__":
run_unittest(*tests_gui)
|