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Copy pathtest_history.py
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83 lines (60 loc) · 2.48 KB
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# encoding: utf-8
from six.moves import range
from bpython.history import History
from bpython.test import unittest
class TestHistory(unittest.TestCase):
def setUp(self):
self.history = History('#%d' % x for x in range(1000))
def test_is_at_start(self):
self.history.first()
self.assertNotEqual(self.history.index, 0)
self.assertTrue(self.history.is_at_end)
self.history.forward()
self.assertFalse(self.history.is_at_end)
def test_is_at_end(self):
self.history.last()
self.assertEqual(self.history.index, 0)
self.assertTrue(self.history.is_at_start)
self.assertFalse(self.history.is_at_end)
def test_first(self):
self.history.first()
self.assertFalse(self.history.is_at_start)
self.assertTrue(self.history.is_at_end)
def test_last(self):
self.history.last()
self.assertTrue(self.history.is_at_start)
self.assertFalse(self.history.is_at_end)
def test_back(self):
self.assertEqual(self.history.back(), '#999')
self.assertNotEqual(self.history.back(), '#999')
self.assertEqual(self.history.back(), '#997')
for x in range(997):
self.history.back()
self.assertEqual(self.history.back(), '#0')
def test_forward(self):
self.history.first()
self.assertEqual(self.history.forward(), '#1')
self.assertNotEqual(self.history.forward(), '#1')
self.assertEqual(self.history.forward(), '#3')
# 1000 == entries 4 == len(range(1, 3) ===> '#1000' (so +1)
for x in range(1000 - 4 - 1):
self.history.forward()
self.assertEqual(self.history.forward(), '#999')
def test_append(self):
self.history.append('print "foo\n"\n')
self.history.append('\n')
self.assertEqual(self.history.back(), 'print "foo\n"')
def test_enter(self):
self.history.enter('#lastnumber!')
self.assertEqual(self.history.back(), '#lastnumber!')
self.assertEqual(self.history.forward(), '#lastnumber!')
def test_enter_2(self):
self.history.enter('#50')
self.assertEqual(self.history.back(), '#509')
self.assertEqual(self.history.back(), '#508')
self.assertEqual(self.history.forward(), '#509')
def test_reset(self):
self.history.enter('#lastnumber!')
self.history.reset()
self.assertEqual(self.history.back(), '#999')
self.assertEqual(self.history.forward(), '')