diff options
Diffstat (limited to 'spec')
| -rw-r--r-- | spec/unit/mixin/deep_merge_spec.rb | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/spec/unit/mixin/deep_merge_spec.rb b/spec/unit/mixin/deep_merge_spec.rb index 0a7bbffa41..b7828a3076 100644 --- a/spec/unit/mixin/deep_merge_spec.rb +++ b/spec/unit/mixin/deep_merge_spec.rb @@ -347,5 +347,12 @@ describe Chef::Mixin::DeepMerge do merged_result["top_level_a"]["1_deep_b"].should == %w[B B B] end + it "does not mutate deeply-nested original hashes by default" do + merge_ee_hash = {"top_level_a" => {"1_deep_a" => { "2_deep_a" => { "3_deep_a" => "foo" }}}} + merge_with_hash = {"top_level_a" => {"1_deep_a" => { "2_deep_a" => { "3_deep_b" => "bar" }}}} + @dm.hash_only_merge(merge_ee_hash, merge_with_hash) + merge_ee_hash.should == {"top_level_a" => {"1_deep_a" => { "2_deep_a" => { "3_deep_a" => "foo" }}}} + merge_with_hash.should == {"top_level_a" => {"1_deep_a" => { "2_deep_a" => { "3_deep_b" => "bar" }}}} + end end end |