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authorusa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2017-03-25 16:31:54 +0000
committerusa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2017-03-25 16:31:54 +0000
commitbdedc17f0cd55e1c277330458ace9e6e8ff00383 (patch)
tree27e73b2a0417124d3e3c2d858a0fe09db962747f /test/ruby/test_hash.rb
parent0d528f4a2942c46c2d62fe13514f1acd8b8cbbc9 (diff)
merge revision(s) 57278,57279: [Backport #12855]
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] adjust indent [ci skip] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@58099 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test/ruby/test_hash.rb')
-rw-r--r--test/ruby/test_hash.rb13
1 files changed, 13 insertions, 0 deletions
diff --git a/test/ruby/test_hash.rb b/test/ruby/test_hash.rb
index 1bb32f663e..9ac3614dd8 100644
--- a/test/ruby/test_hash.rb
+++ b/test/ruby/test_hash.rb
@@ -228,6 +228,19 @@ 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}