anchor.diff:  		}
   	}
   
  -	private string function getTextType() {
  +	private array function getTextType() {
   		switch (migration.adapter.adapterName()) {
   			case "H2":
   			case "MySQL":
   			case "PostgreSQL":
  -				return "TEXT";
  +				return ["TEXT"];
   			case "MicrosoftSQLServer":
  -				return "NVARCHAR";
  +				return ["NVARCHAR", "NVARCHAR(MAX)"];
   			default:
   				return "`addtext()` not supported for " & migration.adapter.adapterName();
   		}
  
positive.code: 
  		expected = getTextType();
  
  		assert("actual[2] eq expected");
      	assert("actual[3] eq expected");
  	}
  }
  
negative.code: 
  		expected = getTextType();
  
  		assert("ArrayContainsNoCase(expected, actual)");
  	}
  
  	function test_add_multiple_text_columns() {
  