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* util.c (ruby_strtod): should not convert string in the form of

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"-I.FE-X" which both "I" and "F" are ommitted. [ruby-dev:23883]

* test/ruby/test_float.rb (test_strtod): add test for bug fix.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@6625 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
ocean 2004-07-14 03:32:20 +00:00
parent b956b4a450
commit b9bfdbb13e
3 changed files with 40 additions and 9 deletions
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23
test/ruby/test_float.rb
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@ -61,12 +61,29 @@ class TestFloat < Test::Unit::TestCase
assert(a.abs < Float::EPSILON)
a = Float("-0.0")
assert(a.abs < Float::EPSILON)
a = Float("0." + "00" * Float::DIG + "1")
a = Float("0.0000000000000000001")
assert(a != 0.0)
a = Float("+0." + "00" * Float::DIG + "1")
a = Float("+0.0000000000000000001")
assert(a != 0.0)
a = Float("-0." + "00" * Float::DIG + "1")
a = Float("-0.0000000000000000001")
assert(a != 0.0)
a = Float(".0")
assert(a.abs < Float::EPSILON)
a = Float("+.0")
assert(a.abs < Float::EPSILON)
a = Float("-.0")
assert(a.abs < Float::EPSILON)
a = Float("0.")
assert(a.abs < Float::EPSILON)
a = Float("+0.")
assert(a.abs < Float::EPSILON)
a = Float("-0.")
assert(a.abs < Float::EPSILON)
assert_raise(ArgumentError){Float(".")}
assert_raise(ArgumentError){Float("+")}
assert_raise(ArgumentError){Float("+.")}
assert_raise(ArgumentError){Float("-")}
assert_raise(ArgumentError){Float("-.")}
# add expected behaviour here.
end
end