kotovalexarian-likes-github/ruby--ruby
1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2022-11-09 12:17:21 -05:00
Code Releases Activity

more tests.

Browse source 
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16228 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2008-04-28 05:42:34 +00:00
parent e2551558e4
commit c4eb7b916f
1 changed files with 114 additions and 29 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

143
test/ruby/test_float.rb
View file

@ -278,37 +278,122 @@ class TestFloat < Test::Unit::TestCase
assert_raise(TypeError) { Float.induced_from(nil) }
end
def test_to_i
assert_operator(4611686018427387905.0.to_i, :>, 0)
assert_operator(4611686018427387904.0.to_i, :>, 0)
assert_operator(4611686018427387903.8.to_i, :>, 0)
assert_operator(4611686018427387903.5.to_i, :>, 0)
assert_operator(4611686018427387903.2.to_i, :>, 0)
assert_operator(4611686018427387903.0.to_i, :>, 0)
assert_operator(4611686018427387902.0.to_i, :>, 0)
assert_operator(1073741825.0.to_i, :>, 0)
assert_operator(1073741824.0.to_i, :>, 0)
assert_operator(1073741823.8.to_i, :>, 0)
assert_operator(1073741823.5.to_i, :>, 0)
assert_operator(1073741823.2.to_i, :>, 0)
assert_operator(1073741823.0.to_i, :>, 0)
assert_operator(1073741822.0.to_i, :>, 0)
VS = [
18446744073709551617.0,
18446744073709551616.0,
18446744073709551615.8,
18446744073709551615.5,
18446744073709551615.2,
18446744073709551615.0,
18446744073709551614.0,
assert_operator((-1073741823.0).to_i, :<, 0)
assert_operator((-1073741824.0).to_i, :<, 0)
assert_operator((-1073741824.2).to_i, :<, 0)
assert_operator((-1073741824.5).to_i, :<, 0)
assert_operator((-1073741824.8).to_i, :<, 0)
assert_operator((-1073741825.0).to_i, :<, 0)
assert_operator((-1073741826.0).to_i, :<, 0)
4611686018427387905.0,
4611686018427387904.0,
4611686018427387903.8,
4611686018427387903.5,
4611686018427387903.2,
4611686018427387903.0,
4611686018427387902.0,
assert_operator((-4611686018427387903.0).to_i, :<, 0)
assert_operator((-4611686018427387904.0).to_i, :<, 0)
assert_operator((-4611686018427387904.2).to_i, :<, 0)
assert_operator((-4611686018427387904.5).to_i, :<, 0)
assert_operator((-4611686018427387904.8).to_i, :<, 0)
assert_operator((-4611686018427387905.0).to_i, :<, 0)
assert_operator((-4611686018427387906.0).to_i, :<, 0)
4294967297.0,
4294967296.0,
4294967295.8,
4294967295.5,
4294967295.2,
4294967295.0,
4294967294.0,
1073741825.0,
1073741824.0,
1073741823.8,
1073741823.5,
1073741823.2,
1073741823.0,
1073741822.0,
-1073741823.0,
-1073741824.0,
-1073741824.2,
-1073741824.5,
-1073741824.8,
-1073741825.0,
-1073741826.0,
-4294967295.0,
-4294967296.0,
-4294967296.2,
-4294967296.5,
-4294967296.8,
-4294967297.0,
-4294967298.0,
-4611686018427387903.0,
-4611686018427387904.0,
-4611686018427387904.2,
-4611686018427387904.5,
-4611686018427387904.8,
-4611686018427387905.0,
-4611686018427387906.0,
-18446744073709551615.0,
-18446744073709551616.0,
-18446744073709551616.2,
-18446744073709551616.5,
-18446744073709551616.8,
-18446744073709551617.0,
-18446744073709551618.0,
]
def test_truncate
VS.each {|f|
i = f.truncate
assert_equal(i, f.to_i)
if f < 0
assert_operator(i, :<, 0)
else
assert_operator(i, :>, 0)
end
assert_operator(i.abs, :<=, f.abs)
}
end
def test_ceil
VS.each {|f|
i = f.ceil
if f < 0
assert_operator(i, :<, 0)
else
assert_operator(i, :>, 0)
end
assert_operator(i, :>=, f)
}
end
def test_floor
VS.each {|f|
i = f.floor
if f < 0
assert_operator(i, :<, 0)
else
assert_operator(i, :>, 0)
end
assert_operator(i, :<=, f)
}
end
def test_round
VS.each {|f|
i = f.round
if f < 0
assert_operator(i, :<, 0)
else
assert_operator(i, :>, 0)
end
d = f - i
assert_operator(-0.5, :<=, d)
assert_operator(d, :<=, 0.5)
}
end
end