Fix mysql test must contain limit, redefines TYPE_MAP to properly map mysql types

Author: JesseChavez

lib/arjdbc/mysql/adapter.rb

@@ -58,6 +58,11 @@ def initialize(...)
         @connection_parameters ||= @config
       end
 
+      # NOTE: redefines constant defined in abstract class however this time
+      # will use methods defined in the mysql abstract class and map properly
+      # mysql types.
+      TYPE_MAP = Type::TypeMap.new.tap { |m| initialize_type_map(m) }
+
       def self.database_exists?(config)
         conn = ActiveRecord::Base.mysql2_connection(config)
         conn && conn.really_valid?

test/db/mysql/schema_dump_test.rb

@@ -132,7 +132,8 @@ def test_schema_dump_should_not_have_limits_on_date
 
   def test_should_include_limit
     text_column = connection.columns('memos').find { |c| c.name == 'text' }
-    assert_equal 4294967295, text_column.limit
+
+    assert_equal 4_294_967_295, text_column.limit
   end
 
   def test_should_set_sqltype_to_longtext