Fixes #7640: Implemented custom data types support. Added JSON support for MySQL and PostgreSQL, array support for PostgreSQL

tests/framework/db/pgsql/ArrayParserTest.php

@@ -0,0 +1,45 @@
+<?php
+
+namespace yiiunit\framework\db\pgsql;
+
+use yii\db\pgsql\ArrayParser;
+use yiiunit\TestCase;
+
+class ArrayParserTest extends TestCase
+{
+    /**
+     * @var ArrayParser
+     */
+    protected $arrayParser;
+
+    protected function setUp()
+    {
+        parent::setUp();
+
+        $this->arrayParser = new ArrayParser();
+    }
+
+    public function convertProvider()
+    {
+        return [
+            ['{}', []],
+            ['{,}', [null, null]],
+            ['{,,}', [null, null, null]],
+            ['{1,2,}', ['1','2',null]],
+            ['{{},,1}', [[], null, '1']],
+            ['{"{\"key\":\"value\"}",NULL,"NULL","{}"}', ['{"key":"value"}', null, "NULL", '{}']],
+            ['{boo,",",,test', ['boo', ',', null, 'test']],
+            ['{"string1","str\\\\in\\"g2","str,ing3"}', ['string1','str\\in"g2','str,ing3']],
+            ['{{1,2,3},{4,5,6},{7,8,9}}', [['1','2','3'], ['4','5','6'], ['7','8','9']]],
+            ['{utf8€,👍}', ['utf8€', '👍']],
+        ];
+    }
+
+    /**
+     * @dataProvider convertProvider
+     */
+    public function testConvert($string, $expected)
+    {
+        $this->assertSame($expected, $this->arrayParser->parse($string));
+    }
+}