diff options
| author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-07-22 10:47:33 +0000 |
|---|---|---|
| committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-07-22 10:47:33 +0000 |
| commit | 67cacdb83610889d1153409362cc38448affb4e8 (patch) | |
| tree | a894254777fedfb7d3c23438796882301c5b3295 /test/ruby/test_array.rb | |
| parent | b22352af91b13512301103d8d1b73bc999186225 (diff) | |
fix sum on infinity
* array.c (rb_ary_sum): consider non-finite floats.
[ruby-core:88024] [Bug #14926]
* enum.c (sum_iter): ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64014 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test/ruby/test_array.rb')
| -rw-r--r-- | test/ruby/test_array.rb | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/test/ruby/test_array.rb b/test/ruby/test_array.rb index 7a5fbdb766..9962745f1c 100644 --- a/test/ruby/test_array.rb +++ b/test/ruby/test_array.rb @@ -2967,6 +2967,13 @@ class TestArray < Test::Unit::TestCase assert_float_equal(large_number+(small_number*10), [large_number/1r, *[small_number]*10].sum) assert_float_equal(large_number+(small_number*11), [small_number, large_number/1r, *[small_number]*10].sum) assert_float_equal(small_number, [large_number, small_number, -large_number].sum) + assert_equal(+Float::INFINITY, [+Float::INFINITY].sum) + assert_equal(+Float::INFINITY, [0.0, +Float::INFINITY].sum) + assert_equal(+Float::INFINITY, [+Float::INFINITY, 0.0].sum) + assert_equal(-Float::INFINITY, [-Float::INFINITY].sum) + assert_equal(-Float::INFINITY, [0.0, -Float::INFINITY].sum) + assert_equal(-Float::INFINITY, [-Float::INFINITY, 0.0].sum) + assert_predicate([-Float::INFINITY, Float::INFINITY].sum, :nan?) assert_equal("abc", ["a", "b", "c"].sum("")) assert_equal([1, [2], 3], [[1], [[2]], [3]].sum([])) |