13 files changed, 13 insertions, 0 deletions
diff --git a/activemodel/test/cases/type/big_integer_test.rb b/activemodel/test/cases/type/big_integer_test.rb
index 56002b7cc6..fba019c01f 100644
--- a/activemodel/test/cases/type/big_integer_test.rb
+++ b/activemodel/test/cases/type/big_integer_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "cases/helper"
 require "active_model/type"
 
diff --git a/activemodel/test/cases/type/binary_test.rb b/activemodel/test/cases/type/binary_test.rb
index e9c2ccfca4..b0ae5c3423 100644
--- a/activemodel/test/cases/type/binary_test.rb
+++ b/activemodel/test/cases/type/binary_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "cases/helper"
 require "active_model/type"
 
diff --git a/activemodel/test/cases/type/boolean_test.rb b/activemodel/test/cases/type/boolean_test.rb
index 92e5aebfb7..e8ed904c75 100644
--- a/activemodel/test/cases/type/boolean_test.rb
+++ b/activemodel/test/cases/type/boolean_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "cases/helper"
 require "active_model/type"
 
diff --git a/activemodel/test/cases/type/date_test.rb b/activemodel/test/cases/type/date_test.rb
index 0cc90e99d3..ef21e52361 100644
--- a/activemodel/test/cases/type/date_test.rb
+++ b/activemodel/test/cases/type/date_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "cases/helper"
 require "active_model/type"
 
diff --git a/activemodel/test/cases/type/date_time_test.rb b/activemodel/test/cases/type/date_time_test.rb
index 75a7fc686e..fd717d8793 100644
--- a/activemodel/test/cases/type/date_time_test.rb
+++ b/activemodel/test/cases/type/date_time_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "cases/helper"
 require "active_model/type"
 
diff --git a/activemodel/test/cases/type/decimal_test.rb b/activemodel/test/cases/type/decimal_test.rb
index c3b43725cc..18b1e60127 100644
--- a/activemodel/test/cases/type/decimal_test.rb
+++ b/activemodel/test/cases/type/decimal_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "cases/helper"
 require "active_model/type"
 
diff --git a/activemodel/test/cases/type/float_test.rb b/activemodel/test/cases/type/float_test.rb
index 8026d63ad5..594a7fc668 100644
--- a/activemodel/test/cases/type/float_test.rb
+++ b/activemodel/test/cases/type/float_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "cases/helper"
 require "active_model/type"
 
diff --git a/activemodel/test/cases/type/immutable_string_test.rb b/activemodel/test/cases/type/immutable_string_test.rb
index 23e58974fb..5b2830d4a4 100644
--- a/activemodel/test/cases/type/immutable_string_test.rb
+++ b/activemodel/test/cases/type/immutable_string_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "cases/helper"
 require "active_model/type"
 
diff --git a/activemodel/test/cases/type/integer_test.rb b/activemodel/test/cases/type/integer_test.rb
index a91144036b..67ee6307ea 100644
--- a/activemodel/test/cases/type/integer_test.rb
+++ b/activemodel/test/cases/type/integer_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "cases/helper"
 require "active_model/type"
 require "active_support/core_ext/numeric/time"
diff --git a/activemodel/test/cases/type/registry_test.rb b/activemodel/test/cases/type/registry_test.rb
index 927b6d0307..b2901253a5 100644
--- a/activemodel/test/cases/type/registry_test.rb
+++ b/activemodel/test/cases/type/registry_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "cases/helper"
 require "active_model/type"
 
diff --git a/activemodel/test/cases/type/string_test.rb b/activemodel/test/cases/type/string_test.rb
index 47d412e27e..3c9137c055 100644
--- a/activemodel/test/cases/type/string_test.rb
+++ b/activemodel/test/cases/type/string_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "cases/helper"
 require "active_model/type"
 
diff --git a/activemodel/test/cases/type/time_test.rb b/activemodel/test/cases/type/time_test.rb
index 0cc4d33caa..aa114fc911 100644
--- a/activemodel/test/cases/type/time_test.rb
+++ b/activemodel/test/cases/type/time_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "cases/helper"
 require "active_model/type"
 
diff --git a/activemodel/test/cases/type/value_test.rb b/activemodel/test/cases/type/value_test.rb
index d8b3e7f164..d294e86ef9 100644
--- a/activemodel/test/cases/type/value_test.rb
+++ b/activemodel/test/cases/type/value_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require "cases/helper"
 require "active_model/type"