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Fix Time#ceil when result should be the same as the receiver

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Fixes [Bug #17025]
This commit is contained in:
Jeremy Evans 2020-07-24 15:21:08 -07:00
parent 1027520fec
commit 520a734ad9
Notes: git 2020-07-29 04:54:07 +09:00 
Merged: https://github.com/ruby/ruby/pull/3362
2 changed files with 9 additions and 1 deletions
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5
test/ruby/test_time.rb
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@ -1069,6 +1069,11 @@ class TestTime < Test::Unit::TestCase
t2 = (t+0.123456789).ceil(4)
assert_equal([59,59,23, 31,12,1999, 5,365,false,"UTC"], t2.to_a)
assert_equal(Rational(1235,10000), t2.subsec)
time = Time.utc(2016, 4, 23, 0, 0, 0.123456789r)
assert_equal(time, time.ceil(9))
assert_equal(time, time.ceil(10))
assert_equal(time, time.ceil(11))
end
def test_getlocal_dont_share_eigenclass

5
time.c
View File

@ -4446,7 +4446,10 @@ time_ceil(int argc, VALUE *argv, VALUE time)
v = w2v(rb_time_unmagnify(tobj->timew));
v = modv(v, den);
return time_add(tobj, time, subv(den, v), 1);
if (!rb_equal(v, INT2FIX(0))) {
v = subv(den, v);
}
return time_add(tobj, time, v, 1);
}
/*