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Diffstat (limited to 'test/ruby/test_keyword.rb')
-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{ |