2 files changed, 14 insertions, 0 deletions
diff --git a/spec/hashie/hash_spec.rb b/spec/hashie/hash_spec.rb
index c3da75b..0604d71 100644
--- a/spec/hashie/hash_spec.rb
+++ b/spec/hashie/hash_spec.rb
@@ -13,6 +13,12 @@ describe Hash do
     expect(hash).to eq Hashie::Hash['a' => 'hey', '123' => 'bob']
   end
 
+  it '#stringify_keys! turns all keys into strings non-recursively' do
+    hash = Hashie::Hash[:a => 'hey', 123 => { 345 => 'hey' }]
+    hash.stringify_keys!
+    expect(hash).to eq Hashie::Hash['a' => 'hey', '123' => { 345 => 'hey' }]
+  end
+
   it '#stringify_keys returns a hash with stringified keys' do
     hash = Hashie::Hash[:a => 'hey', 123 => 'bob']
     stringified_hash = hash.stringify_keys
diff --git a/spec/hashie/mash_spec.rb b/spec/hashie/mash_spec.rb
index 477ab42..122953f 100644
--- a/spec/hashie/mash_spec.rb
+++ b/spec/hashie/mash_spec.rb
@@ -469,4 +469,12 @@ describe Hashie::Mash do
       expect(mash.to_hash(symbolize_keys: true)[:outer].keys).not_to include('inner')
     end
   end
+
+  describe '#stringify_keys' do
+    it 'turns all keys into strings recursively' do
+      hash = Hashie::Mash[:a => 'hey', 123 => { 345 => 'hey' }]
+      hash.stringify_keys!
+      expect(hash).to eq Hashie::Hash['a' => 'hey', '123' => { '345' => 'hey' }]
+    end
+  end
 end