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author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-04-26 01:55:34 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-04-26 01:55:34 +0000 |
commit | 37e432b5bf4d873a987738891d86f588e97a53a6 (patch) | |
tree | 878c034361d86a25b303d677c1161b7575f64344 /test | |
parent | 3bd10c6ee7a4d05e25610690f52efe4557dd8ed2 (diff) | |
download | ruby-37e432b5bf4d873a987738891d86f588e97a53a6.tar.gz |
compile.c: non-destructive keyword splat
* compile.c (compile_array_): make copy a first hash not to modify
the argument itself. keyword splat should be non-destructive.
[ruby-core:62161] [Bug #9776]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45724 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test')
-rw-r--r-- | test/ruby/test_keyword.rb | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test/ruby/test_keyword.rb b/test/ruby/test_keyword.rb index 31830dfb2f..5988905138 100644 --- a/test/ruby/test_keyword.rb +++ b/test/ruby/test_keyword.rb @@ -439,6 +439,19 @@ class TestKeywordArguments < Test::Unit::TestCase assert_equal([1, 2, 1, [], {:f=>5}, 2, {}], a.new.foo(1, 2, f:5), bug8993) end + def test_splat_keyword_nondestructive + bug9776 = '[ruby-core:62161] [Bug #9776]' + + h = {a: 1} + assert_equal({a:1, b:2}, {**h, b:2}) + assert_equal({a:1}, h, bug9776) + + pr = proc {|**opt| next opt} + assert_equal({a: 1}, pr.call(**h)) + assert_equal({a: 1, b: 2}, pr.call(**h, b: 2)) + assert_equal({a: 1}, h, bug9776) + end + def test_gced_object_in_stack bug8964 = '[ruby-dev:47729] [Bug #8964]' assert_normal_exit %q{ |