diff options
| author | nagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2015-05-23 17:01:17 +0000 |
|---|---|---|
| committer | nagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2015-05-23 17:01:17 +0000 |
| commit | c758d63138e20d8bcc9f55e36dac1f2757e6eedb (patch) | |
| tree | c98f219bab61e781eb4e8f111fd01efe1dfb5fc7 /test | |
| parent | c5a691323201ace5f5299b6914c8e1709918c521 (diff) | |
merge revision(s) 49999,50000: [Backport #10979]
* hash.c (rb_any_hash): use same hash values with Float#hash so
that -0.0 and +0.0 will be identical.
[ruby-core:68541] [Bug #10979]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@50619 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test')
| -rw-r--r-- | test/ruby/test_float.rb | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/test/ruby/test_float.rb b/test/ruby/test_float.rb index ac2d84352b..eab4d12a29 100644 --- a/test/ruby/test_float.rb +++ b/test/ruby/test_float.rb @@ -672,4 +672,12 @@ class TestFloat < Test::Unit::TestCase assert_equal(0.0, z) assert_equal(-Float::INFINITY, 1.0/z) end + + def test_hash_0 + bug10979 = '[ruby-core:68541] [Bug #10979]' + assert_equal(+0.0.hash, -0.0.hash) + assert_operator(+0.0, :eql?, -0.0) + h = {0.0 => bug10979} + assert_equal(bug10979, h[-0.0]) + end end |