From f64524916d449d37350e0763e4f86edc239bbd34 Mon Sep 17 00:00:00 2001
From: PJ Fanning <fanningpj@apache.org>
Date: Thu, 26 Oct 2023 14:59:54 +0000
Subject: [PATCH] [bug-67579] test that we do not close input stream

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1913350 13f79535-47bb-0310-9956-ffa450edef68
---
 .../apache/poi/xssf/XSSFTestDataSamples.java  |  3 +-
 .../poi/xssf/usermodel/TestXSSFWorkbook.java  | 30 +++++++++++++++++++
 2 files changed, 31 insertions(+), 2 deletions(-)

diff --git a/poi-ooxml/src/test/java/org/apache/poi/xssf/XSSFTestDataSamples.java b/poi-ooxml/src/test/java/org/apache/poi/xssf/XSSFTestDataSamples.java
index 362b7039c8..22a3e9e15d 100644
--- a/poi-ooxml/src/test/java/org/apache/poi/xssf/XSSFTestDataSamples.java
+++ b/poi-ooxml/src/test/java/org/apache/poi/xssf/XSSFTestDataSamples.java
@@ -52,8 +52,7 @@ public class XSSFTestDataSamples {
         }
     }
     public static XSSFWorkbook openSampleWorkbook(String sampleName) {
-        InputStream is = HSSFTestDataSamples.openSampleFileStream(sampleName);
-        try {
+        try (InputStream is = HSSFTestDataSamples.openSampleFileStream(sampleName)) {
             return new XSSFWorkbook(is);
         } catch (IOException e) {
             throw new RuntimeException(e);
diff --git a/poi-ooxml/src/test/java/org/apache/poi/xssf/usermodel/TestXSSFWorkbook.java b/poi-ooxml/src/test/java/org/apache/poi/xssf/usermodel/TestXSSFWorkbook.java
index 9e1a7cc0f3..2641862e74 100644
--- a/poi-ooxml/src/test/java/org/apache/poi/xssf/usermodel/TestXSSFWorkbook.java
+++ b/poi-ooxml/src/test/java/org/apache/poi/xssf/usermodel/TestXSSFWorkbook.java
@@ -80,6 +80,7 @@ import java.io.ByteArrayInputStream;
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.FileOutputStream;
+import java.io.FilterInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.nio.charset.StandardCharsets;
@@ -1447,6 +1448,18 @@ public final class TestXSSFWorkbook extends BaseTestXWorkbook {
         }
     }
 
+    @Test
+    void testWorkbookCloseDoesNotCloseInputStream() throws Exception {
+        try (WrappedStream stream = new WrappedStream(
+                HSSFTestDataSamples.openSampleFileStream("github-321.xlsx"))) {
+            try (XSSFWorkbook wb = new XSSFWorkbook(stream)) {
+                XSSFSheet xssfSheet = wb.getSheetAt(0);
+                assertNotNull(xssfSheet);
+            }
+            assertFalse(stream.isClosed(), "stream should noy be closed by XSSFWorkbook");
+        }
+    }
+
     @Test
     void readFromZipStream() throws IOException {
         File tempFile = TempFile.createTempFile("poitest", ".zip");
@@ -1492,4 +1505,21 @@ public final class TestXSSFWorkbook extends BaseTestXWorkbook {
         return new CellReference(cell).formatAsString();
     }
 
+    private static class WrappedStream extends FilterInputStream {
+        private boolean closed;
+
+        WrappedStream(InputStream stream) {
+            super(stream);
+        }
+
+        @Override
+        public void close() throws IOException {
+            super.close();
+            closed = true;
+        }
+
+        boolean isClosed() {
+            return closed;
+        }
+    }
 }
-- 
2.39.5