From 40f4f8a0c11bb012d3da913871ab3ffea0a0720d Mon Sep 17 00:00:00 2001 From: Ronak Jangir Date: Sat, 26 Sep 2015 00:31:51 +0530 Subject: Added missing tests for transform_keys! which returns Enumerator without block --- activesupport/test/core_ext/hash/transform_keys_test.rb | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'activesupport') diff --git a/activesupport/test/core_ext/hash/transform_keys_test.rb b/activesupport/test/core_ext/hash/transform_keys_test.rb index a7e12117f3..5a0b99e22c 100644 --- a/activesupport/test/core_ext/hash/transform_keys_test.rb +++ b/activesupport/test/core_ext/hash/transform_keys_test.rb @@ -24,9 +24,21 @@ class TransformKeysTest < ActiveSupport::TestCase assert_equal Enumerator, enumerator.class end + test "transform_keys! returns an Enumerator if no block is given" do + original = { a: 'a', b: 'b' } + enumerator = original.transform_keys! + assert_equal Enumerator, enumerator.class + end + test "transform_keys is chainable with Enumerable methods" do original = { a: 'a', b: 'b' } mapped = original.transform_keys.with_index { |k, i| [k, i].join.to_sym } assert_equal({ a0: 'a', b1: 'b' }, mapped) end + + test "transform_keys! is chainable with Enumerable methods" do + original = { a: 'a', b: 'b' } + original.transform_keys!.with_index { |k, i| [k, i].join.to_sym } + assert_equal({ a0: 'a', b1: 'b' }, original) + end end -- cgit v1.2.3