"Test pathbrowser, coverage 95%."
from idlelib import pathbrowser
import unittest
from test.support import requires
from tkinter import Tk
import os.path
import pyclbr # for _modules
import sys # for sys.path
from idlelib.idle_test.mock_idle import Func
import idlelib # for __file__
from idlelib import browser
from idlelib.tree import TreeNode
class PathBrowserTest(unittest.TestCase):
@classmethod
def setUpClass(cls):
requires('gui')
cls.root = Tk()
cls.root.withdraw()
cls.pb = pathbrowser.PathBrowser(cls.root, _utest=True)
@classmethod
def tearDownClass(cls):
cls.pb.close()
cls.root.update_idletasks()
cls.root.destroy()
del cls.root, cls.pb
def test_init(self):
pb = self.pb
eq = self.assertEqual
eq(pb.master, self.root)
eq(pyclbr._modules, {})
self.assertIsInstance(pb.node, TreeNode)
self.assertIsNotNone(browser.file_open)
def test_settitle(self):
pb = self.pb
self.assertEqual(pb.top.title(), 'Path Browser')
self.assertEqual(pb.top.iconname(), 'Path Browser')
def test_rootnode(self):
pb = self.pb
rn = pb.rootnode()
self.assertIsInstance(rn, pathbrowser.PathBrowserTreeItem)
def test_close(self):
pb = self.pb
pb.top.destroy = Func()
pb.node.destroy = Func()
pb.close()
self.assertTrue(pb.top.destroy.called)
self.assertTrue(pb.node.destroy.called)
del pb.top.destroy, pb.node.destroy
class DirBrowserTreeItemTest(unittest.TestCase):
def test_DirBrowserTreeItem(self):
# Issue16226 - make sure that getting a sublist works
d = pathbrowser.DirBrowserTreeItem('')
d.GetSubList()
self.assertEqual('', d.GetText())
dir = os.path.split(os.path.abspath(idlelib.__file__))[0]
self.assertEqual(d.ispackagedir(dir), True)
self.assertEqual(d.ispackagedir(dir + '/Icons'), False)
class PathBrowserTreeItemTest(unittest.TestCase):
def test_PathBrowserTreeItem(self):
p = pathbrowser.PathBrowserTreeItem()
self.assertEqual(p.GetText(), 'sys.path')
sub = p.GetSubList()
self.assertEqual(len(sub), len(sys.path))
self.assertEqual(type(sub[0]), pathbrowser.DirBrowserTreeItem)
if __name__ == '__main__':
unittest.main(verbosity=2, exit=False)
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