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authoryuuji.yaginuma <yuuji.yaginuma@gmail.com>2016-12-17 19:15:09 +0900
committeryuuji.yaginuma <yuuji.yaginuma@gmail.com>2017-01-06 17:49:18 +0900
commitd97ba3447268f6c72ca545221a22714641d98325 (patch)
tree857c31f6e898ac65c92647272d9bf794d2e8f020 /activesupport/test
parentb1df82e41275e781fee4dd79264c95c3f21fad6d (diff)
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ensure `#compact` of HWIDA to return HWIDA
`Hash#compact` of Ruby native returns new hash. Therefore, in order to return HWIDA as in the past version, need to define own `#compact` to HWIDA. Related: #26868
Diffstat (limited to 'activesupport/test')
-rw-r--r--activesupport/test/core_ext/hash_ext_test.rb10
1 files changed, 10 insertions, 0 deletions
diff --git a/activesupport/test/core_ext/hash_ext_test.rb b/activesupport/test/core_ext/hash_ext_test.rb
index bea0a84b53..05813ad388 100644
--- a/activesupport/test/core_ext/hash_ext_test.rb
+++ b/activesupport/test/core_ext/hash_ext_test.rb
@@ -589,6 +589,16 @@ class HashExtTest < ActiveSupport::TestCase
assert_instance_of ActiveSupport::HashWithIndifferentAccess, indifferent_strings
end
+ def test_indifferent_compact
+ hash_contain_nil_value = @strings.merge("z" => nil)
+ hash = ActiveSupport::HashWithIndifferentAccess.new(hash_contain_nil_value)
+ compacted_hash = hash.compact
+
+ assert_equal(@strings, compacted_hash)
+ assert_equal(hash_contain_nil_value, hash)
+ assert_instance_of ActiveSupport::HashWithIndifferentAccess, compacted_hash
+ end
+
def test_indifferent_to_hash
# Should convert to a Hash with String keys.
assert_equal @strings, @mixed.with_indifferent_access.to_hash