From b4ba57acaad981c717e028d710e3b96a5d355047 Mon Sep 17 00:00:00 2001
From: MarkBaker <mark@lange.demon.co.uk>
Date: Tue, 17 May 2022 15:57:23 +0200
Subject: [PATCH] Unit tests for listWorksheetNames() and listWorksheetInfo()
 with a ChartSheet

---
 .../Reader/Xlsx/WorksheetInfoNamesTest.php    | 25 +++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/tests/PhpSpreadsheetTests/Reader/Xlsx/WorksheetInfoNamesTest.php b/tests/PhpSpreadsheetTests/Reader/Xlsx/WorksheetInfoNamesTest.php
index ed01db25..cc2269b2 100644
--- a/tests/PhpSpreadsheetTests/Reader/Xlsx/WorksheetInfoNamesTest.php
+++ b/tests/PhpSpreadsheetTests/Reader/Xlsx/WorksheetInfoNamesTest.php
@@ -77,4 +77,29 @@ class WorksheetInfoNamesTest extends TestCase
 
         self::assertEquals($expected, $actual);
     }
+
+    public function testListWorksheetNamesChartSheet(): void
+    {
+        $filename = 'tests/data/Reader/XLSX/ChartSheet.xlsx';
+        $reader = new Xlsx();
+        $actual = $reader->listWorksheetNames($filename);
+
+        $expected = ['Sheet1', 'Chart1'];
+
+        self::assertEquals($expected, $actual);
+    }
+
+    public function testListWorksheetInfoChartSheet(): void
+    {
+        $filename = 'tests/data/Reader/XLSX/ChartSheet.xlsx';
+        $reader = new Xlsx();
+        $actual = $reader->listWorksheetInfo($filename);
+
+        $chartSheetInfo = $actual[1];
+
+        self::assertSame('Chart1', $chartSheetInfo['worksheetName']);
+        self::assertSame(-1, $chartSheetInfo['lastColumnIndex']);
+        self::assertSame(0, $chartSheetInfo['totalRows']);
+        self::assertSame(0, $chartSheetInfo['totalColumns']);
+    }
 }