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test_integer.rb: refine test_round 

* test/ruby/test_integer.rb (test_round): refine assertions and
  borrow from rubyspec.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54299 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2016-03-26 02:03:49 +00:00
Родитель 23e5b482ca
Коммит 4859714932
1 изменённых файлов: 26 добавлений и 16 удалений
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42
test/ruby/test_integer.rb
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@ -165,26 +165,36 @@ class TestInteger < Test::Unit::TestCase
end
end
def assert_int_equal(expected, result, mesg = nil)
assert_kind_of(Integer, result, mesg)
assert_equal(expected, result, mesg)
end
def assert_float_equal(expected, result, mesg = nil)
assert_kind_of(Float, result, mesg)
assert_equal(expected, result, mesg)
end
def test_round
assert_equal(11111, 11111.round)
assert_equal(Fixnum, 11111.round.class)
assert_equal(11111, 11111.round(0))
assert_equal(Fixnum, 11111.round(0).class)
assert_int_equal(11111, 11111.round)
assert_int_equal(11111, 11111.round(0))
assert_equal(11111.0, 11111.round(1))
assert_equal(Float, 11111.round(1).class)
assert_equal(11111.0, 11111.round(2))
assert_equal(Float, 11111.round(2).class)
assert_float_equal(11111.0, 11111.round(1))
assert_float_equal(11111.0, 11111.round(2))
assert_equal(11110, 11111.round(-1))
assert_equal(Fixnum, 11111.round(-1).class)
assert_equal(11100, 11111.round(-2))
assert_equal(Fixnum, 11111.round(-2).class)
assert_int_equal(11110, 11111.round(-1))
assert_int_equal(11100, 11111.round(-2))
assert_int_equal(+200, +249.round(-2))
assert_int_equal(+300, +250.round(-2))
assert_int_equal(-200, -249.round(-2))
assert_int_equal(-300, -250.round(-2))
assert_int_equal(+30 * 10**70, (+25 * 10**70).round(-71))
assert_int_equal(-30 * 10**70, (-25 * 10**70).round(-71))
assert_int_equal(+20 * 10**70, (+25 * 10**70 - 1).round(-71))
assert_int_equal(-20 * 10**70, (-25 * 10**70 + 1).round(-71))
assert_equal(1111_1111_1111_1111_1111_1111_1111_1110, 1111_1111_1111_1111_1111_1111_1111_1111.round(-1))
assert_equal(Bignum, 1111_1111_1111_1111_1111_1111_1111_1111.round(-1).class)
assert_equal(-1111_1111_1111_1111_1111_1111_1111_1110, (-1111_1111_1111_1111_1111_1111_1111_1111).round(-1))
assert_equal(Bignum, (-1111_1111_1111_1111_1111_1111_1111_1111).round(-1).class)
assert_int_equal(1111_1111_1111_1111_1111_1111_1111_1110, 1111_1111_1111_1111_1111_1111_1111_1111.round(-1))
assert_int_equal(-1111_1111_1111_1111_1111_1111_1111_1110, (-1111_1111_1111_1111_1111_1111_1111_1111).round(-1))
end
def test_bitwise_and_with_integer_mimic_object