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-rw-r--r--activerecord/test/cases/adapters/postgresql/active_schema_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/array_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/bit_string_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/bytea_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/case_insensitive_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/change_schema_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/cidr_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/citext_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/collation_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/composite_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/connection_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/datatype_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/domain_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/enum_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/explain_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/extension_migration_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/full_text_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/geometric_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/hstore_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/infinity_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/integer_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/json_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/ltree_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/money_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/network_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/numbers_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/postgresql_adapter_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/prepared_statements_disabled_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/quoting_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/range_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/referential_integrity_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/rename_table_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/schema_authorization_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/schema_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/serial_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/statement_pool_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/timestamp_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/transaction_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/type_lookup_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/utils_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/uuid_test.rb1
-rw-r--r--activerecord/test/cases/adapters/postgresql/xml_test.rb1
42 files changed, 42 insertions, 0 deletions
diff --git a/activerecord/test/cases/adapters/postgresql/active_schema_test.rb b/activerecord/test/cases/adapters/postgresql/active_schema_test.rb
index b787de8453..441e84a117 100644
--- a/activerecord/test/cases/adapters/postgresql/active_schema_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/active_schema_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
class PostgresqlActiveSchemaTest < ActiveRecord::PostgreSQLTestCase
diff --git a/activerecord/test/cases/adapters/postgresql/array_test.rb b/activerecord/test/cases/adapters/postgresql/array_test.rb
index 121c62dadf..a642145726 100644
--- a/activerecord/test/cases/adapters/postgresql/array_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/array_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/schema_dumping_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/bit_string_test.rb b/activerecord/test/cases/adapters/postgresql/bit_string_test.rb
index 7712e809a2..d7ed0aa8dd 100644
--- a/activerecord/test/cases/adapters/postgresql/bit_string_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/bit_string_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/connection_helper"
require "support/schema_dumping_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/bytea_test.rb b/activerecord/test/cases/adapters/postgresql/bytea_test.rb
index 539c90f0bc..7cb5c2442c 100644
--- a/activerecord/test/cases/adapters/postgresql/bytea_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/bytea_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/schema_dumping_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/case_insensitive_test.rb b/activerecord/test/cases/adapters/postgresql/case_insensitive_test.rb
index 03b44feab6..b6db6e5e28 100644
--- a/activerecord/test/cases/adapters/postgresql/case_insensitive_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/case_insensitive_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
class PostgresqlCaseInsensitiveTest < ActiveRecord::PostgreSQLTestCase
diff --git a/activerecord/test/cases/adapters/postgresql/change_schema_test.rb b/activerecord/test/cases/adapters/postgresql/change_schema_test.rb
index ea642069d2..9d7fddfc02 100644
--- a/activerecord/test/cases/adapters/postgresql/change_schema_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/change_schema_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
module ActiveRecord
diff --git a/activerecord/test/cases/adapters/postgresql/cidr_test.rb b/activerecord/test/cases/adapters/postgresql/cidr_test.rb
index 52f2a0096c..fccd8b3c7b 100644
--- a/activerecord/test/cases/adapters/postgresql/cidr_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/cidr_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "ipaddr"
diff --git a/activerecord/test/cases/adapters/postgresql/citext_test.rb b/activerecord/test/cases/adapters/postgresql/citext_test.rb
index ca95e4b626..ffdd2983c6 100644
--- a/activerecord/test/cases/adapters/postgresql/citext_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/citext_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/schema_dumping_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/collation_test.rb b/activerecord/test/cases/adapters/postgresql/collation_test.rb
index a603221d8f..2929c9ad94 100644
--- a/activerecord/test/cases/adapters/postgresql/collation_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/collation_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/schema_dumping_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/composite_test.rb b/activerecord/test/cases/adapters/postgresql/composite_test.rb
index 1da2a9e2ac..9eb422a8a3 100644
--- a/activerecord/test/cases/adapters/postgresql/composite_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/composite_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/connection_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/connection_test.rb b/activerecord/test/cases/adapters/postgresql/connection_test.rb
index 32afe331fa..3adae7e146 100644
--- a/activerecord/test/cases/adapters/postgresql/connection_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/connection_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/connection_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/datatype_test.rb b/activerecord/test/cases/adapters/postgresql/datatype_test.rb
index 0725fde5ae..f947868898 100644
--- a/activerecord/test/cases/adapters/postgresql/datatype_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/datatype_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/ddl_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/domain_test.rb b/activerecord/test/cases/adapters/postgresql/domain_test.rb
index f1eb8adb15..b16e0f9265 100644
--- a/activerecord/test/cases/adapters/postgresql/domain_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/domain_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/connection_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/enum_test.rb b/activerecord/test/cases/adapters/postgresql/enum_test.rb
index 5e5a3158ba..0f8ab8ab23 100644
--- a/activerecord/test/cases/adapters/postgresql/enum_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/enum_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/connection_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/explain_test.rb b/activerecord/test/cases/adapters/postgresql/explain_test.rb
index d79fbccf47..8a0cf440fd 100644
--- a/activerecord/test/cases/adapters/postgresql/explain_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/explain_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "models/developer"
require "models/computer"
diff --git a/activerecord/test/cases/adapters/postgresql/extension_migration_test.rb b/activerecord/test/cases/adapters/postgresql/extension_migration_test.rb
index b56c226763..ba2b4e1fbf 100644
--- a/activerecord/test/cases/adapters/postgresql/extension_migration_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/extension_migration_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
class PostgresqlExtensionMigrationTest < ActiveRecord::PostgreSQLTestCase
diff --git a/activerecord/test/cases/adapters/postgresql/full_text_test.rb b/activerecord/test/cases/adapters/postgresql/full_text_test.rb
index 5ddfe32007..fa8aadd224 100644
--- a/activerecord/test/cases/adapters/postgresql/full_text_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/full_text_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/schema_dumping_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/geometric_test.rb b/activerecord/test/cases/adapters/postgresql/geometric_test.rb
index 3b6840a1c9..34836b2421 100644
--- a/activerecord/test/cases/adapters/postgresql/geometric_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/geometric_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/connection_helper"
require "support/schema_dumping_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/hstore_test.rb b/activerecord/test/cases/adapters/postgresql/hstore_test.rb
index f9cce10fb8..b547868b57 100644
--- a/activerecord/test/cases/adapters/postgresql/hstore_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/hstore_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/schema_dumping_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/infinity_test.rb b/activerecord/test/cases/adapters/postgresql/infinity_test.rb
index b9e177e6ec..df5c688881 100644
--- a/activerecord/test/cases/adapters/postgresql/infinity_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/infinity_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
class PostgresqlInfinityTest < ActiveRecord::PostgreSQLTestCase
diff --git a/activerecord/test/cases/adapters/postgresql/integer_test.rb b/activerecord/test/cases/adapters/postgresql/integer_test.rb
index b4e55964b9..5557e869ad 100644
--- a/activerecord/test/cases/adapters/postgresql/integer_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/integer_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "active_support/core_ext/numeric/bytes"
diff --git a/activerecord/test/cases/adapters/postgresql/json_test.rb b/activerecord/test/cases/adapters/postgresql/json_test.rb
index 6aa60630c2..4438f349cc 100644
--- a/activerecord/test/cases/adapters/postgresql/json_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/json_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "cases/json_shared_test_cases"
diff --git a/activerecord/test/cases/adapters/postgresql/ltree_test.rb b/activerecord/test/cases/adapters/postgresql/ltree_test.rb
index 2b5ac1cac6..447d68316c 100644
--- a/activerecord/test/cases/adapters/postgresql/ltree_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/ltree_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/schema_dumping_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/money_test.rb b/activerecord/test/cases/adapters/postgresql/money_test.rb
index 1b5d8362af..530aeb0c29 100644
--- a/activerecord/test/cases/adapters/postgresql/money_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/money_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/schema_dumping_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/network_test.rb b/activerecord/test/cases/adapters/postgresql/network_test.rb
index a33b0ef8a7..2bbfb292c4 100644
--- a/activerecord/test/cases/adapters/postgresql/network_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/network_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/schema_dumping_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/numbers_test.rb b/activerecord/test/cases/adapters/postgresql/numbers_test.rb
index bfb2b7c27a..82edf7db3f 100644
--- a/activerecord/test/cases/adapters/postgresql/numbers_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/numbers_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
class PostgresqlNumberTest < ActiveRecord::PostgreSQLTestCase
diff --git a/activerecord/test/cases/adapters/postgresql/postgresql_adapter_test.rb b/activerecord/test/cases/adapters/postgresql/postgresql_adapter_test.rb
index 76e0ad60fe..7c7bb0a942 100644
--- a/activerecord/test/cases/adapters/postgresql/postgresql_adapter_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/postgresql_adapter_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/ddl_helper"
require "support/connection_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/prepared_statements_disabled_test.rb b/activerecord/test/cases/adapters/postgresql/prepared_statements_disabled_test.rb
index 8c62690866..0120e33f70 100644
--- a/activerecord/test/cases/adapters/postgresql/prepared_statements_disabled_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/prepared_statements_disabled_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "models/computer"
require "models/developer"
diff --git a/activerecord/test/cases/adapters/postgresql/quoting_test.rb b/activerecord/test/cases/adapters/postgresql/quoting_test.rb
index a1e966b915..1205559558 100644
--- a/activerecord/test/cases/adapters/postgresql/quoting_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/quoting_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
module ActiveRecord
diff --git a/activerecord/test/cases/adapters/postgresql/range_test.rb b/activerecord/test/cases/adapters/postgresql/range_test.rb
index f411884dfd..8de162a8a1 100644
--- a/activerecord/test/cases/adapters/postgresql/range_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/range_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/connection_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/referential_integrity_test.rb b/activerecord/test/cases/adapters/postgresql/referential_integrity_test.rb
index 0ff04bfa27..0b17c141c8 100644
--- a/activerecord/test/cases/adapters/postgresql/referential_integrity_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/referential_integrity_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/connection_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/rename_table_test.rb b/activerecord/test/cases/adapters/postgresql/rename_table_test.rb
index e9e7f717ac..5b253999d5 100644
--- a/activerecord/test/cases/adapters/postgresql/rename_table_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/rename_table_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
class PostgresqlRenameTableTest < ActiveRecord::PostgreSQLTestCase
diff --git a/activerecord/test/cases/adapters/postgresql/schema_authorization_test.rb b/activerecord/test/cases/adapters/postgresql/schema_authorization_test.rb
index f86a76e08a..db7d8ba751 100644
--- a/activerecord/test/cases/adapters/postgresql/schema_authorization_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/schema_authorization_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
class SchemaThing < ActiveRecord::Base
diff --git a/activerecord/test/cases/adapters/postgresql/schema_test.rb b/activerecord/test/cases/adapters/postgresql/schema_test.rb
index f6b957476b..5438665d42 100644
--- a/activerecord/test/cases/adapters/postgresql/schema_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/schema_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "models/default"
require "support/schema_dumping_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/serial_test.rb b/activerecord/test/cases/adapters/postgresql/serial_test.rb
index d711b3b729..4930d3f67a 100644
--- a/activerecord/test/cases/adapters/postgresql/serial_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/serial_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/schema_dumping_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/statement_pool_test.rb b/activerecord/test/cases/adapters/postgresql/statement_pool_test.rb
index 146b619a4b..73cf91425b 100644
--- a/activerecord/test/cases/adapters/postgresql/statement_pool_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/statement_pool_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
module ActiveRecord
diff --git a/activerecord/test/cases/adapters/postgresql/timestamp_test.rb b/activerecord/test/cases/adapters/postgresql/timestamp_test.rb
index 962450aada..c7dec25f3a 100644
--- a/activerecord/test/cases/adapters/postgresql/timestamp_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/timestamp_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "models/developer"
require "models/topic"
diff --git a/activerecord/test/cases/adapters/postgresql/transaction_test.rb b/activerecord/test/cases/adapters/postgresql/transaction_test.rb
index 9b42d0383d..c1b19c11f5 100644
--- a/activerecord/test/cases/adapters/postgresql/transaction_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/transaction_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/connection_helper"
require "concurrent/atomic/cyclic_barrier"
diff --git a/activerecord/test/cases/adapters/postgresql/type_lookup_test.rb b/activerecord/test/cases/adapters/postgresql/type_lookup_test.rb
index 784d77a8d1..688117722b 100644
--- a/activerecord/test/cases/adapters/postgresql/type_lookup_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/type_lookup_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
class PostgresqlTypeLookupTest < ActiveRecord::PostgreSQLTestCase
diff --git a/activerecord/test/cases/adapters/postgresql/utils_test.rb b/activerecord/test/cases/adapters/postgresql/utils_test.rb
index 9f9e3bda2f..1a655d7843 100644
--- a/activerecord/test/cases/adapters/postgresql/utils_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/utils_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "active_record/connection_adapters/postgresql/utils"
diff --git a/activerecord/test/cases/adapters/postgresql/uuid_test.rb b/activerecord/test/cases/adapters/postgresql/uuid_test.rb
index 8eddd81c38..49c570c917 100644
--- a/activerecord/test/cases/adapters/postgresql/uuid_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/uuid_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/schema_dumping_helper"
diff --git a/activerecord/test/cases/adapters/postgresql/xml_test.rb b/activerecord/test/cases/adapters/postgresql/xml_test.rb
index 826b384fb3..b0720b5a6e 100644
--- a/activerecord/test/cases/adapters/postgresql/xml_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/xml_test.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
require "cases/helper"
require "support/schema_dumping_helper"