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author | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-01-07 11:31:53 +0000 |
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committer | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-01-07 11:31:53 +0000 |
commit | ac9f8145f1e4fe739128db39be0abe401c6096ea (patch) | |
tree | 1437b08685e31dfbefd9c2b895522cb3e5b16764 /test | |
parent | 4dbbcc48dec3071d644780fa2bed226589d9e6d7 (diff) | |
download | ruby-ac9f8145f1e4fe739128db39be0abe401c6096ea.tar.gz |
fix optimization for hash aset/aref with fstring
Patch by Eric Wong [ruby-core:78797].
I don't like the idea of making insns.def any bigger to support
a corner case, and "test_hash_aref_fstring_identity" shows
how contrived this is.
[ruby-core:78783] [Bug #12855]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57278 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test')
-rw-r--r-- | test/ruby/test_hash.rb | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test/ruby/test_hash.rb b/test/ruby/test_hash.rb index b79f9aa0cc..040d25e144 100644 --- a/test/ruby/test_hash.rb +++ b/test/ruby/test_hash.rb @@ -237,6 +237,19 @@ class TestHash < Test::Unit::TestCase assert_same a.keys[0], b.keys[0] end + def test_hash_aset_fstring_identity + h = {}.compare_by_identity + h['abc'] = 1 + h['abc'] = 2 + assert_equal 2, h.size, '[ruby-core:78783] [Bug #12855]' + end + + def test_hash_aref_fstring_identity + h = {}.compare_by_identity + h['abc'] = 1 + assert_nil h['abc'], '[ruby-core:78783] [Bug #12855]' + end + def test_NEWHASH_fstring_key a = {"ABC" => :t} b = {"ABC" => :t} |