Updates to 3rd party libraries

Add Dockerfile and specific docker-php.ini

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

@@ -0,0 +1,75 @@
+<?php
+
+namespace PhpOffice\PhpSpreadsheetTests\Functional;
+
+use PhpOffice\PhpSpreadsheet\Spreadsheet;
+
+class FreezePaneTest extends AbstractFunctional
+{
+    public function providerFormats()
+    {
+        return [
+            ['Xls'],
+            ['Xlsx'],
+        ];
+    }
+
+    /**
+     * @dataProvider providerFormats
+     *
+     * @param string $format
+     */
+    public function testFreezePane($format)
+    {
+        $cellSplit = 'B4';
+        $topLeftCell = 'E7';
+
+        $spreadsheet = new Spreadsheet();
+        $spreadsheet->getActiveSheet()->freezePane($cellSplit, $topLeftCell);
+
+        $reloadedSpreadsheet = $this->writeAndReload($spreadsheet, $format);
+
+        // Read written file
+        $reloadedActive = $reloadedSpreadsheet->getActiveSheet();
+        $actualCellSplit = $reloadedActive->getFreezePane();
+        $actualTopLeftCell = $reloadedActive->getTopLeftCell();
+
+        self::assertSame($cellSplit, $actualCellSplit, 'should be able to set freeze pane');
+        self::assertSame($topLeftCell, $actualTopLeftCell, 'should be able to set the top left cell');
+    }
+
+    public function providerFormatsInvalidSelectedCells()
+    {
+        return [
+            ['Xlsx'],
+        ];
+    }
+
+    /**
+     * @dataProvider providerFormatsInvalidSelectedCells
+     *
+     * @param string $format
+     */
+    public function testFreezePaneWithInvalidSelectedCells($format)
+    {
+        $cellSplit = 'A7';
+        $topLeftCell = 'A24';
+
+        $spreadsheet = new Spreadsheet();
+        $worksheet = $spreadsheet->getActiveSheet();
+
+        $worksheet->freezePane('A7', 'A24');
+        $worksheet->setSelectedCells('F5');
+
+        $reloadedSpreadsheet = $this->writeAndReload($spreadsheet, $format);
+
+        // Read written file
+        $reloadedActive = $reloadedSpreadsheet->getActiveSheet();
+        $actualCellSplit = $reloadedActive->getFreezePane();
+        $actualTopLeftCell = $reloadedActive->getTopLeftCell();
+
+        self::assertSame($cellSplit, $actualCellSplit, 'should be able to set freeze pane');
+        self::assertSame($topLeftCell, $actualTopLeftCell, 'should be able to set the top left cell');
+        self::assertSame('A24', $reloadedActive->getSelectedCells(), 'selected cell should default to be first cell after the freeze pane');
+    }
+}