v2.1 (#10)

- Add `Json` string and output functions
- Add documentation for these functions

Reviewed-on: #10

tests/Integration/PgIntegrationTest.php

@@ -11,13 +11,12 @@ namespace Test\Integration;
 
 use BitBadger\PDODocument\{Configuration, Custom, Delete, DocumentException, Field};
 use BitBadger\PDODocument\Mapper\ExistsMapper;
-use PHPUnit\Framework\TestCase;
 use Test\Integration\PostgreSQL\ThrowawayDb;
 
 /**
  * Integration Test Class wrapper for PostgreSQL integration tests
  */
-class PgIntegrationTest extends TestCase
+class PgIntegrationTest extends DocumentTestCase
 {
     /** @var string Database name for throwaway database */
     static private string $dbName = '';