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268 lines
9.2 KiB
Python
268 lines
9.2 KiB
Python
from datetime import date as d, timedelta
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from time import strptime
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from testfixtures import ShouldRaise, test_date, replace, compare
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from testfixtures.tests import sample1, sample2
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from unittest import TestCase
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class TestDate(TestCase):
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# NB: Only the today method is currently stubbed out,
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# if you need other methods, tests and patches
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# greatfully received!
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@replace('datetime.date', test_date())
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def test_today(self):
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from datetime import date
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compare(date.today(), d(2001, 1, 1))
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compare(date.today(), d(2001, 1, 2))
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compare(date.today(), d(2001, 1, 4))
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@replace('datetime.date', test_date(2001, 2, 3))
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def test_today_supplied(self):
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from datetime import date
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compare(date.today(), d(2001, 2, 3))
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@replace('datetime.date', test_date(year=2001, month=2, day=3))
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def test_today_all_kw(self):
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from datetime import date
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compare(date.today(), d(2001, 2, 3))
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@replace('datetime.date', test_date(None))
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def test_today_sequence(self, t):
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t.add(2002, 1, 1)
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t.add(2002, 1, 2)
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t.add(2002, 1, 3)
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from datetime import date
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compare(date.today(), d(2002, 1, 1))
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compare(date.today(), d(2002, 1, 2))
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compare(date.today(), d(2002, 1, 3))
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@replace('datetime.date', test_date(None))
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def test_today_requested_longer_than_supplied(self, t):
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t.add(2002, 1, 1)
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t.add(2002, 1, 2)
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from datetime import date
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compare(date.today(), d(2002, 1, 1))
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compare(date.today(), d(2002, 1, 2))
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compare(date.today(), d(2002, 1, 3))
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compare(date.today(), d(2002, 1, 5))
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@replace('datetime.date', test_date(None))
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def test_add_date_supplied(self):
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from datetime import date
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date.add(d(2001, 1, 2))
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date.add(date(2001, 1, 3))
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compare(date.today(), d(2001, 1, 2))
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compare(date.today(), d(2001, 1, 3))
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def test_instantiate_with_date(self):
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from datetime import date
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t = test_date(date(2002, 1, 1))
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compare(t.today(), d(2002, 1, 1))
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@replace('datetime.date', test_date(strict=True))
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def test_call(self, t):
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compare(t(2002, 1, 2), d(2002, 1, 2))
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from datetime import date
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dt = date(2003, 2, 1)
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self.failIf(dt.__class__ is d)
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compare(dt, d(2003, 2, 1))
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def test_gotcha_import(self):
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# standard `replace` caveat, make sure you
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# patch all revelent places where date
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# has been imported:
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@replace('datetime.date', test_date())
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def test_something():
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from datetime import date
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compare(date.today(), d(2001, 1, 1))
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compare(sample1.str_today_1(), '2001-01-02')
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with ShouldRaise(AssertionError) as s:
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test_something()
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# This convoluted check is because we can't stub
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# out the date, since we're testing stubbing out
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# the date ;-)
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j, dt1, j, dt2, j = s.raised.args[0].split("'")
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# check we can parse the date
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dt1 = strptime(dt1, '%Y-%m-%d')
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# check the dt2 bit was as it should be
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compare(dt2, '2001-01-02')
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# What you need to do is replace the imported type:
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@replace('testfixtures.tests.sample1.date', test_date())
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def test_something():
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compare(sample1.str_today_1(), '2001-01-01')
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test_something()
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def test_gotcha_import_and_obtain(self):
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# Another gotcha is where people have locally obtained
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# a class attributes, where the normal patching doesn't
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# work:
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@replace('testfixtures.tests.sample1.date', test_date())
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def test_something():
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compare(sample1.str_today_2(), '2001-01-01')
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with ShouldRaise(AssertionError) as s:
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test_something()
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# This convoluted check is because we can't stub
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# out the date, since we're testing stubbing out
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# the date ;-)
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j, dt1, j, dt2, j = s.raised.args[0].split("'")
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# check we can parse the date
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dt1 = strptime(dt1, '%Y-%m-%d')
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# check the dt2 bit was as it should be
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compare(dt2, '2001-01-01')
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# What you need to do is replace the imported name:
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@replace('testfixtures.tests.sample1.today', test_date().today)
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def test_something():
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compare(sample1.str_today_2(), '2001-01-01')
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test_something()
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# if you have an embedded `today` as above, *and* you need to supply
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# a list of required dates, then it's often simplest just to
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# do a manual try-finally with a replacer:
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def test_import_and_obtain_with_lists(self):
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t = test_date(None)
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t.add(2002, 1, 1)
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t.add(2002, 1, 2)
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from testfixtures import Replacer
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r = Replacer()
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r.replace('testfixtures.tests.sample1.today', t.today)
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try:
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compare(sample1.str_today_2(), '2002-01-01')
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compare(sample1.str_today_2(), '2002-01-02')
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finally:
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r.restore()
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@replace('datetime.date', test_date())
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def test_repr(self):
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from datetime import date
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compare(repr(date), "<class 'testfixtures.tdatetime.tdate'>")
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@replace('datetime.date', test_date(delta=2))
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def test_delta(self):
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from datetime import date
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compare(date.today(), d(2001, 1, 1))
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compare(date.today(), d(2001, 1, 3))
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compare(date.today(), d(2001, 1, 5))
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@replace('datetime.date', test_date(delta_type='weeks'))
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def test_delta_type(self):
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from datetime import date
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compare(date.today(), d(2001, 1, 1))
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compare(date.today(), d(2001, 1, 8))
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compare(date.today(), d(2001, 1, 22))
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@replace('datetime.date', test_date(None))
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def test_set(self):
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from datetime import date
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date.set(2001, 1, 2)
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compare(date.today(), d(2001, 1, 2))
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date.set(2002, 1, 1)
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compare(date.today(), d(2002, 1, 1))
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compare(date.today(), d(2002, 1, 3))
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@replace('datetime.date', test_date(None))
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def test_set_date_supplied(self):
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from datetime import date
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date.set(d(2001, 1, 2))
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compare(date.today(), d(2001, 1, 2))
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date.set(date(2001, 1, 3))
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compare(date.today(), d(2001, 1, 3))
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@replace('datetime.date', test_date(None))
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def test_set_kw(self):
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from datetime import date
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date.set(year=2001, month=1, day=2)
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compare(date.today(), d(2001, 1, 2))
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@replace('datetime.date', test_date(None))
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def test_add_kw(self, t):
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t.add(year=2002, month=1, day=1)
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from datetime import date
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compare(date.today(), d(2002, 1, 1))
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@replace('datetime.date', test_date(strict=True))
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def test_isinstance_strict_true(self):
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from datetime import date
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to_check = []
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to_check.append(date(1999, 1, 1))
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to_check.append(date.today())
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date.set(2001, 1, 2)
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to_check.append(date.today())
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date.add(2001, 1, 3)
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to_check.append(date.today())
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to_check.append(date.today())
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date.set(date(2001, 1, 4))
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to_check.append(date.today())
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date.add(date(2001, 1, 5))
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to_check.append(date.today())
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to_check.append(date.today())
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date.set(d(2001, 1, 4))
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to_check.append(date.today())
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date.add(d(2001, 1, 5))
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to_check.append(date.today())
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to_check.append(date.today())
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for inst in to_check:
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self.failUnless(isinstance(inst, date), inst)
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self.failUnless(inst.__class__ is date, inst)
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self.failUnless(isinstance(inst, d), inst)
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self.failIf(inst.__class__ is d, inst)
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@replace('datetime.date', test_date())
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def test_isinstance_default(self):
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from datetime import date
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to_check = []
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to_check.append(date(1999, 1, 1))
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to_check.append(date.today())
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date.set(2001, 1, 2)
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to_check.append(date.today())
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date.add(2001, 1, 3)
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to_check.append(date.today())
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to_check.append(date.today())
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date.set(date(2001, 1, 4))
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to_check.append(date.today())
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date.add(date(2001, 1, 5))
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to_check.append(date.today())
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to_check.append(date.today())
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date.set(d(2001, 1, 4))
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to_check.append(date.today())
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date.add(d(2001, 1, 5))
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to_check.append(date.today())
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to_check.append(date.today())
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for inst in to_check:
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self.failIf(isinstance(inst, date), inst)
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self.failIf(inst.__class__ is date, inst)
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self.failUnless(isinstance(inst, d), inst)
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self.failUnless(inst.__class__ is d, inst)
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def test_tick_when_static(self):
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date = test_date(delta=0)
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compare(date.today(), expected=d(2001, 1, 1))
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date.tick(days=1)
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compare(date.today(), expected=d(2001, 1, 2))
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def test_tick_when_dynamic(self):
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# hopefully not that common?
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date = test_date()
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compare(date.today(), expected=date(2001, 1, 1))
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date.tick(days=1)
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compare(date.today(), expected=date(2001, 1, 3))
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def test_tick_with_timedelta_instance(self):
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date = test_date(delta=0)
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compare(date.today(), expected=d(2001, 1, 1))
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date.tick(timedelta(days=1))
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compare(date.today(), expected=d(2001, 1, 2))
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