Updates to 3rd party libraries

Add Dockerfile and specific docker-php.ini

inc/vendor/phpoffice/phpspreadsheet/tests/PhpSpreadsheetTests/Functional/HtmlCommentsTest.php

@@ -0,0 +1,63 @@
+<?php
+
+namespace PhpOffice\PhpSpreadsheetTests\Functional;
+
+use PhpOffice\PhpSpreadsheet\RichText\RichText;
+use PhpOffice\PhpSpreadsheet\Spreadsheet;
+
+class HtmlCommentsTest extends AbstractFunctional
+{
+    private $spreadsheet;
+
+    public function providerCommentRichText()
+    {
+        $valueSingle = 'I am comment.';
+        $valueMulti = 'I am ' . PHP_EOL . 'multi-line' . PHP_EOL . 'comment.';
+
+        $plainSingle = new RichText();
+        $plainSingle->createText($valueSingle);
+
+        $plainMulti = new RichText();
+        $plainMulti->createText($valueMulti);
+
+        $richSingle = new RichText();
+        $richSingle->createTextRun($valueSingle)->getFont()->setBold(true);
+
+        $richMultiSimple = new RichText();
+        $richMultiSimple->createTextRun($valueMulti)->getFont()->setBold(true);
+
+        $richMultiMixed = new RichText();
+        $richMultiMixed->createText('I am' . PHP_EOL);
+        $richMultiMixed->createTextRun('multi-line')->getFont()->setBold(true);
+        $richMultiMixed->createText(PHP_EOL . 'comment!');
+
+        return [
+            'single line plain text' => [$plainSingle],
+            'multi-line plain text' => [$plainMulti],
+            'single line simple rich text' => [$richSingle],
+            'multi-line simple rich text' => [$richMultiSimple],
+            'multi-line mixed rich text' => [$richMultiMixed],
+        ];
+    }
+
+    /**
+     * @dataProvider providerCommentRichText
+     *
+     * @param mixed $richText
+     */
+    public function testComments($richText)
+    {
+        $this->spreadsheet = new Spreadsheet();
+
+        $this->spreadsheet->getActiveSheet()->getCell('A1')->setValue('Comment');
+
+        $this->spreadsheet->getActiveSheet()
+            ->getComment('A1')
+            ->setText($richText);
+
+        $reloadedSpreadsheet = $this->writeAndReload($this->spreadsheet, 'Html');
+
+        $actual = $reloadedSpreadsheet->getActiveSheet()->getComment('A1')->getText()->getPlainText();
+        self::assertSame($richText->getPlainText(), $actual);
+    }
+}