More Tests

tests/PhpSpreadsheetTests/Shared/DggContainerTest.php

@@ -16,4 +16,12 @@ class DggContainerTest extends TestCase
         $bse->setParent($container);
         self::assertSame($container, $bse->getParent());
     }
+
+    public function testGetOpt(): void
+    {
+        $dgg = new DggContainer();
+        self::assertNull($dgg->getOPT(99));
+        $dgg->setOPT(98, 'whatever');
+        self::assertSame('whatever', $dgg->getOPT(98));
+    }
 }

tests/PhpSpreadsheetTests/Shared/SpgrContainerTest.php

@@ -0,0 +1,19 @@
+<?php
+
+declare(strict_types=1);
+
+namespace PhpOffice\PhpSpreadsheetTests\Shared;
+
+use PhpOffice\PhpSpreadsheet\Shared\Escher\DgContainer\SpgrContainer;
+use PHPUnit\Framework\TestCase;
+
+class SpgrContainerTest extends TestCase
+{
+    public function testParent(): void
+    {
+        $container = new SpgrContainer();
+        $contained = new SpgrContainer();
+        $contained->setParent($container);
+        self::assertSame($container, $contained->getParent());
+    }
+}