deprecate String#encoding_aware? and remove its usage

3 files changed, 11 insertions, 23 deletions

diff --git a/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb
index 55818b3fbf..88f0e0c4c4 100644
--- a/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb
@@ -201,25 +201,17 @@ module ActiveRecord
         end
       end
 
-      if "<3".encoding_aware?
-        def type_cast(value, column) # :nodoc:
-          return value.to_f if BigDecimal === value
-          return super unless String === value
-          return super unless column && value
-
-          value = super
-          if column.type == :string && value.encoding == Encoding::ASCII_8BIT
-            @logger.error "Binary data inserted for `string` type on column `#{column.name}`"
-            value.encode! 'utf-8'
-          end
-          value
-        end
-      else
-        def type_cast(value, column) # :nodoc:
-          return super unless BigDecimal === value
+      def type_cast(value, column) # :nodoc:
+        return value.to_f if BigDecimal === value
+        return super unless String === value
+        return super unless column && value
 
-          value.to_f
+        value = super
+        if column.type == :string && value.encoding == Encoding::ASCII_8BIT
+          @logger.error "Binary data inserted for `string` type on column `#{column.name}`"
+          value.encode! 'utf-8'
         end
+        value
       end
 
       # DATABASE STATEMENTS ======================================
diff --git a/activerecord/test/cases/adapters/sqlite3/sqlite3_adapter_test.rb b/activerecord/test/cases/adapters/sqlite3/sqlite3_adapter_test.rb
index 97b56d38d7..328b2adfab 100644
--- a/activerecord/test/cases/adapters/sqlite3/sqlite3_adapter_test.rb
+++ b/activerecord/test/cases/adapters/sqlite3/sqlite3_adapter_test.rb
@@ -23,8 +23,6 @@ module ActiveRecord
       end
 
       def test_column_types
-        return skip('only test encoding on 1.9') unless "<3".encoding_aware?
-
         owner = Owner.create!(:name => "hello".encode('ascii-8bit'))
         owner.reload
         select = Owner.columns.map { |c| "typeof(#{c.name})" }.join ', '
diff --git a/activerecord/test/cases/schema_dumper_test.rb b/activerecord/test/cases/schema_dumper_test.rb
index 5c3a78688e..dd6d7e52d5 100644
--- a/activerecord/test/cases/schema_dumper_test.rb
+++ b/activerecord/test/cases/schema_dumper_test.rb
@@ -13,10 +13,8 @@ class SchemaDumperTest < ActiveRecord::TestCase
     @stream.string
   end
 
-  if "string".encoding_aware?
-    def test_magic_comment
-      assert_match "# encoding: #{@stream.external_encoding.name}", standard_dump
-    end
+  def test_magic_comment
+    assert_match "# encoding: #{@stream.external_encoding.name}", standard_dump
   end
 
   def test_schema_dump